US Pat. No. 9,310,254

APPARATUS FOR ACQUIRING INFORMATION FROM OBJECT TO BE MEASURED AND AQUIRING METHOD THEREFOR

Canon Kabushiki Kaisha, ...

1. An apparatus configured to acquire information on an object to be measured by irradiating the object with an electromagnetic
wave pulse, the apparatus comprising:
a generating unit configured to generate the electromagnetic wave pulse with which the object is irradiated;
a detecting unit configured to detect the electromagnetic wave pulse from the object; and
a casing including a propagation path of the electromagnetic wave pulse leading from the generating unit to the detecting
unit and a measuring window interposed between the propagation path and the object,

wherein the measuring window is formed of a material that has a transmittance to a terahertz wave and is configured to suppress
fluctuation of ambient atmosphere in the casing, and

wherein a distance of the propagation path is changed by moving the measuring window contacted from outside of the casing
by the object, in a state in which the fluctuation of the ambient atmosphere is suppressed.

US Pat. No. 9,311,040

SYSTEM, CONTROL METHOD FOR SAME, AND IMAGE PROCESSING APPARATUS

CANON KABUSHIKI KAISHA, ...

1. A system comprising:
an information processing apparatus; and
an image processing apparatus,
wherein the image processing apparatus comprises a transmitting unit configured to transmit a script for transmitting image
data which is generated by rendering content displayed on a browser of the information processing apparatus through execution
of the script by the information processing apparatus to the image processing apparatus in response to a request from the
information processing apparatus,

wherein the information processing apparatus comprises a transmitting unit configured to transmit the image data generated
through execution of the script by the browser to the image processing apparatus, and

wherein the image processing apparatus further comprises a printing unit configured to perform printing based on the image
data, and

wherein, if a size of the image data is larger than a predetermined size, the transmitting unit of the information processing
apparatus divides the image data and then transmits the divided image data.

US Pat. No. 9,313,347

IMAGE PROCESSING APPARATUS, CONTROL METHOD THEREFOR AND STORAGE MEDIUM

CANON KABUSHIKI KAISHA, ...

1. An image processing apparatus having a Web browser function, comprising:
a processing unit; and
a memory coupled to the processing unit, the memory including instructions that, when executed by the processing unit, cause
the processing unit to perform as:

a registration unit that registers an acquisition destination of content to be displayed on a screen of the Web browser and
a name input by a user, for acquisition destination of content, and registers title control information designating whether
the name or contents of a title tag defined for a page of acquired content is to be to displayed as a title on a display screen
of the content;

a selection unit that selects an acquisition destination of content to be displayed on the screen of the Web browser, from
the acquisition destinations of a plurality of content registered by the registration unit;

an acquisition unit that acquires content from the acquisition destination of content selected by selection unit; and
a display control unit that displays the content acquired by the acquisition unit, and, in a case where the title control
information registered together with the acquisition destination of the content designates the name, displays the registered
name in a title display area of the screen of the Web browser, and, in a case where the title control information designates
the contents of the title tag, displays the contents defined in the title tag associated with the page to be displayed from
the acquired content in the title display area,

wherein the display control unit, in a case where the title control information designates the contents of the title tag,
and the title tag associated with the page to be displayed from the acquired content is not defined, displays the name, which
is registered in accordance with the user input, in the title display area.

US Pat. No. 9,313,355

ACTIVATION PROCESSING OF INFORMATION PROCESSING APPARATUS, METHOD OF CONTROLLING THE SAME, AND STORAGE MEDIUM

CANON KABUSHIKI KAISHA, ...

1. An information processing apparatus operable to activate in either a normal activation mode or in a special activation
mode for updating data stored in a memory, the apparatus comprising:
a reception unit configured to receive a packet transmitted from an external apparatus on a network;
a first operation unit configured to accept from a user a special operation for causing the information processing apparatus
to activate in the special activation mode; and

a control unit configured to cause the information processing apparatus to activate in the normal activation mode in response
to the reception unit receiving an activation a magic packet for causing the information processing apparatus to activate,

wherein the control unit causes the information processing apparatus to activate in the normal activation mode rather than
in the special activation mode in response to the reception unit receiving the activation packet even if the first operation
unit accepts the special operation, and

wherein the special operation is a pressing of a predetermined key.

US Pat. No. 9,313,356

NETWORK SYSTEM AND IMAGE PROCESSING APPARATUS FOR COORDINATED PROCESSING, CONTROL METHOD THEREOF, AND STORAGE MEDIUM

Canon Kabushiki Kaisha, ...

1. A network system including an image reading apparatus and an image processing apparatus, each having a specific image process
function, the network system comprising:
a memory device configured to store first version information indicating a version of the specific image process function
of the image reading apparatus and second version information indicating a version of the specific image process function
of the image processing apparatus; and

a CPU coupled to the memory device and programmed to provide:
an accepting unit configured to accept a job to instruct image processing,
a selecting unit configured to, in a case where the accepting unit accepts the job, compare the first version information
and the second version information stored in the memory device and select an apparatus, on which the image processing is to
be executed, from the image reading apparatus and the image processing apparatus, based on a result of the comparison,

wherein the apparatus selected by the selecting unit has a higher capability of executing the image processing instructed
by the job, which is indicated by version information, than a capability of another apparatus that is not selected by the
selecting unit in executing the image processing instructed by the job, and

a controller configured to control the image reading apparatus or the image processing apparatus selected by the selecting
unit to execute the image processing instructed by the job,

wherein, in a case where the controller controls the image processing apparatus to execute the image processing instructed
by the job, the image processing apparatus receives, from the image reading apparatus, image data generated by scanning in
the image reading apparatus, and executes the image processing instructed by the job on the image data, using the specific
image process function of the image processing apparatus.

US Pat. No. 9,302,862

IMAGE FORMING SYSTEM AND SHEET FEEDING UNIT

Canon Kabushiki Kaisha, ...

1. An image forming system comprising:
an image forming apparatus including an apparatus main body having an access portion accessible to an inside of an apparatus,
and an image forming portion provided in the apparatus main body, and forming an image on a sheet;

a sheet feeding apparatus configured to feed the sheet to the image forming apparatus from outside of the apparatus main body;
and

a connection device interposed between the image forming apparatus and the sheet feeding apparatus, and connecting the sheet
feeding apparatus to the image forming apparatus such that the sheet feeding apparatus is detachable from the image forming
apparatus, the connection device including:

a first exterior portion attached to the image forming apparatus, and configured to surround the access portion with an opening
part formed by a part of the first exterior portion being open; and

a second exterior portion attached to the sheet feeding apparatus, positioned at the opening part of the first exterior portion
in a state where the sheet feeding apparatus is connected to the image forming apparatus through the connection device, and
configured to surround the access portion together with the first exterior portion,

wherein the access portion has a door for opening and closing an access opening to access the inside of the apparatus main
body by being rotated around a rotation support portion; and

wherein the opening part of the first exterior portion is formed on a side opposite to the rotation support portion across
the access opening.

US Pat. No. 9,305,965

SOLID-STATE IMAGING APPARATUS AND METHOD OF MANUFACTURING THE SAME

CANON KABUSHIKI KAISHA, ...

1. A solid-state imaging apparatus comprising:
a plurality of light receiving portions on one surface of a semiconductor substrate; and
a plurality of color filters arranged correspondingly to each of the plurality of light receiving portions, wherein
each of the plurality of color filters has a peripheral edge with a first part in direct contact with an adjacent color filter
of the plurality of color filters and a second part separated from the adjacent color filter by a hollow portion provided
in a boundary portion between the adjacent color filters, and

the hollow portion is provided around each of the plurality of color filters, and the hollow portion provided around each
of the plurality of color filters is formed in a discontinuous pattern in a plan view.

US Pat. No. 9,304,429

CHARGING MEMBER, PROCESS CARTRIDGE, AND ELECTROPHOTOGRAPHIC APPARATUS

Canon Kabushiki Kaisha, ...

1. A charging member comprising an electro-conductive substrate and an electro-conductive resin layer, wherein
the electro-conductive resin layer includes a binder, a plurality of bowl-shaped resin particles, and a plurality of hollow
particles;

the charging member has a surface having recesses defined by openings of the bowl-shaped resin particles and protrusions defined
by edges of the openings of the bowl-shaped resin particles; and

the electro-conductive resin layer satisfies a positional relationship between the bowl-shaped resin particles and the hollow
particles defined by requirement (1):

requirement (1): at least 4.0 hollow particles existing within a region,the region being defined by orthographic projection of the bowl-shaped resin particle from the surface of the electro-conductive
resin layer toward the depth direction, and
being between
an outer wall surface of a shell forming the recess of the bowl-shaped resin particle, and
a plane M2 which is parallel to the surface of the electro-conductive substrate and is passing through a point p2 at a distance d of b/(1+?2) (?m) in the depth direction, from a point p1 at a deepest position of the outer wall surface of the shell, where the symbol b in “b/(1+?2)” represents a particle diameter
(?m) of the bowl-shaped resin particle by spherical approximation.

US Pat. No. 9,304,450

IMAGE FORMING APPARATUS FOR CORRECTING A SET VOLTAGE TO BE APPLIED DURING AN IMAGE FORMATION OPERATION

Canon Kabushiki Kaisha, ...

1. An image forming apparatus comprising:
a movable image-bearing member;
an electrostatic image forming unit configured to form an electrostatic image on the image-bearing member;
a developing unit configured to develop an electrostatic image formed on the image-bearing member into a toner image in a
developing portion;

a developing bias power supply configured to apply a developing bias to the developing unit;
a transfer member configured to transfer the toner image from the image-bearing member onto a member to be transferred in
a transfer portion;

a transfer power supply configured to apply voltage to the transfer member;
a first detection member configured to detect a current to the transfer member;
a second detection member configured to detect an environment relating to a temperature and a humidity around the image forming
apparatus;

an execution unit configured to execute a setting mode to be executed during a non-image-formation period, the setting mode
setting a voltage to be applied to the transfer member during an image formation operation based on a voltage to be applied
to the transfer member and a detection result from the first detection member, and a correction mode to be executed in a non-image-formation
period excluding a period for executing the setting mode, the correction mode correcting the voltage set by the setting mode
based on a difference between a detection result from the first detection member regarding a test voltage applied to the transfer
member and a predetermined target current value, wherein a period for executing the correction mode is shorter than a period
for executing the setting mode, and wherein the correction mode is executed in one of a first period when a region of the
image-bearing member having been in the developing portion when the developing bias power supply has an off state passes through
the transfer portion next and a second period when the region of the image-bearing member having been in the developing portion
when the developing bias power supply has an on state passes through the transfer portion; and

a storage unit configured to store in advance a correction current difference based on the environment that is a difference
between a current when a predetermined voltage is applied to the transfer member during the first period and a current when
a predetermined voltage is applied to the transfer member during the second period,

wherein the execution unit corrects the voltage set by the setting mode in accordance with the correction current difference
based on a detection result from the first detection member and a detection result from the second detection member in a case
that the correction mode is executed during the first period.

US Pat. No. 9,304,461

METHOD FOR MANUFACTURING PRESSURE ROTATING MEMBER

Canon Kabushiki Kaisha, ...

1. A method for manufacturing a pressure rotating member of a thermal fixing apparatus, the pressure rotating member comprising:
a substrate; and
an elastic layer on the substrate, wherein the elastic layer has a void and a needle-shaped filler oriented along a longitudinal
direction of the substrate,

the method comprising steps of:
(1) (i) providing an emulsion liquid composition for forming the elastic layer, the emulsion liquid composition comprising
an uncrosslinked rubber, the needle-shaped filler, and a water-containing gel, wherein the water-containing gel is dispersed
in the emulsion liquid composition, and (ii) forming a layer of the emulsion liquid composition on the substrate by flowing
the emulsion liquid composition in the longitudinal direction of the substrate to orient the needle-shaped filler along the
longitudinal direction of the substrate;

(2) cross-linking the uncrosslinked rubber in the layer of the emulsion liquid composition so that water in the water-containing
gel dispersed in the layer of the emulsion liquid composition is kept in the layer of the emulsion liquid composition; and

(3) after the step (2), evaporating the water dispersed in the layer of the emulsion liquid composition to form the elastic
layer having the void therein.

US Pat. No. 9,302,450

OPTICAL ELEMENT, OPTICAL SYSTEM, AND OPTICAL APPARATUS

CANON KABUSHIKI KAISHA, ...

1. An optical element comprising a substrate that is transparent to a d-line, and an antireflection film formed on the substrate,
wherein the antireflection film includes a plurality of thin film layers that include an uppermost layer that is most distant
from the substrate and has a refractive index nd of 1.20 to 1.30 to the d-line, a high refractive index layer having a refractive
index of 2.00 to 2.40 to the d-line, and at least one of an intermediate refractive index layer having a refractive index
of 1.55 to 1.70 to the d-line and a low refractive index layer having a refractive index of 1.40 to 1.52 to the d-line, and

wherein an undercoat layer includes the substrate to the thin film layer adjacent to the uppermost layer, and the following
expression is satisfied, where Y(?, ?) is an optical admittance calculated from a refractive index to the d-line and a film
thickness of the undercoat layer, ? is an incident angle in a range of 0° to 60°, and ? is a wavelength in a range of 420
nm and 680 nm:

nd?0.1??Y(?,?)?nd.

US Pat. No. 9,301,684

OPHTHALMIC IMAGING APPARATUS, CONTROL METHOD FOR OPHTALMIC IMAGING APPARATUS, AND STORAGE MEDIUM

Canon Kabushiki Kaisha, ...

1. An ophthalmic imaging apparatus having an automatic transition function for transiting from an anterior ocular observation
state to a fundus observation state, an autofocus function performed during fundus observation, and an automatic image capturing
function performed when fundus alignment is complete, the apparatus comprising:
a first control unit configured to control the automatic transition function, the autofocus function, and the automatic image
capturing function to be deactivated in response to a first user operation; and

a second control unit configured to control the deactivated automatic transition function, autofocus function, and automatic
image capturing function to be reactivated in response to a second user operation.

US Pat. No. 9,304,786

INFORMATION PROCESSING APPARATUS, METHOD OF CONTROLLING THE SAME, AND PROGRAM

Canon Kabushiki Kaisha, ...

1. An information processing apparatus, comprising:
a display unit configured to display a menu screen, the menu screen being able to be used for switching of displayed languages;
an input unit configured to prompt a user to input, via a registration screen, a registration instruction for registering
in the menu screen a user-defined button which is defined by a user, the user-defined button enables a process to be performed
by the information processing apparatus and allows the user to define a plurality of button names, each of the plurality of
button names corresponding to a different one of the displayed languages for the user-defined button; and

a storage unit configured to store the plurality of button names for the user-defined button in response to the registration
instruction;

wherein the input unit is configured to input a switching instruction for switching the displayed languages, the switching
instruction indicating a displayed language that is selected from the displayed languages and,

wherein the display unit is configured to display, in response to the switching instruction, a button name for the button
in the menu screen, the user-defined button name corresponding to the selected displayed language.

US Pat. No. 9,302,478

SEMICONDUCTOR DEVICE, LIQUID DISCHARGE HEAD, LIQUID DISCHARGE CARTRIDGE, AND LIQUID DISCHARGE APPARATUS

CANON KABUSHIKI KAISHA, ...

1. A semiconductor device comprising:
a first bonding pad;
a first unit circuit, a second unit circuit, and a third unit circuit arranged in a first direction from the first bonding
pad in this order;

a first electrically conductive pattern configured to connect the first unit circuit to the first bonding pad;
a second electrically conductive pattern configured to connect the second unit circuit to the first bonding pad; and
a third electrically conductive pattern configured to connect the third unit circuit to the first bonding pad,
wherein each of the first, second, and third electrically conductive patterns includes:
a first portion connected to the first bonding pad and extending in the first direction; and
a second portion connected to the corresponding unit circuit, and
wherein the second portion of the first electrically conductive pattern, the second portion of the second electrically conductive
pattern, and the second portion of the third electrically conductive pattern are arranged in the first direction from the
first bonding pad in this order,

wherein the first portion and the second portion of the first electrically conductive pattern are positioned between the first
portion of the second electrically conductive pattern and the first portion of the third electrically conductive pattern in
a second direction which is perpendicular to the first direction.

US Pat. No. 9,302,479

LIQUID EJECTION HEAD SUBSTRATE, LIQUID EJECTION HEAD, AND RECORDING APPARATUS

Canon Kabushiki Kaisha, ...

1. A liquid ejection head substrate comprising:
a first pad electrode;
a second pad electrode which is different from the first pad electrode;
a first heater column provided in a region and comprising a plurality of ejection heaters arranged in a first direction;
a drive circuit configured to supply electric energy to the plurality of ejection heaters;
a signal supply circuit configured to supply an electric signal to the drive circuit and including:
a first circuit block arranged between the first pad electrode and the region; and
a second circuit block arranged between the second pad electrode and the region; and
a substrate heating heater including:
a first portion arranged between the first pad electrode and the region; and
a second portion arranged between the second pad electrode and the region,
wherein a resistance value per unit length along a direction of a current of a part of the first portion is different from
a resistance value per unit length along a direction of a current of a part of the second portion,

wherein the part of the first portion extends in a second direction which intersects the first direction, and
wherein the part of the second portion extends in a third direction which intersects the first direction.

US Pat. No. 9,305,327

IMAGE PROCESSING APPARATUS AND CONTROL METHOD THEREOF

Canon Kabushiki Kaisha, ...

1. An image processing apparatus for receiving a drawing command including a moving image drawing command and a graphics drawing
command and executing drawing processing, comprising:
a CPU configured to carry out functions of a graphic drawing unit, a graphics image holding unit, a moving image drawing command
holding unit, a moving image drawing command output unit, a moving image drawing unit, a graphics output unit, and a composition
unit;

the graphics drawing unit configured to generate the moving image drawing command, the graphics drawing command and synchronizing
information from the drawing command and execute the graphics drawing command to output graphics data;

the graphics image holding unit configured to hold the graphics data output by the graphics drawing unit;
the moving image drawing command holding unit configured to hold the moving image drawing command generated by the graphics
drawing unit;

the moving image drawing command output unit configured to output a synchronized moving image drawing command from the moving
image drawing command holding unit in accordance with the synchronizing information generated by the graphics drawing unit;

the moving image drawing unit configured to execute the synchronized moving image drawing command on an input moving image
and obtain processed moving image data;

the graphics output unit configured to output synchronized graphic data from the graphics image holding unit in accordance
with the synchronizing information generated by the graphics drawing unit; and

the composition unit configured to generate composite image data by compositing the synchronized graphics data with the processed
moving image data obtained by the moving image drawing unit,

wherein, the synchronized graphics data and the processed moving image data are updated corresponding to a frame change on
the screen.

US Pat. No. 9,304,317

IMAGE FORMING APPARATUS INCLUDING A SHUTTER MEMBER

Canon Kabushiki Kaisha, ...

1. An image forming apparatus comprising:
a light source configured to emit a light beam;
a deflection unit configured to deflect the light beam so the light beam scans a photosensitive member;
an optical box having a bottom on which the deflection unit is disposed and a sidewall extending from the bottom;
a cover member having an opening portion through which the light beam deflected by the deflection unit passes, the cover member
being attached to the sidewall to cover the optical box;

a transparent member configured to cover the opening portion of the cover member and through which the light beam deflected
by the deflection unit passes; and

a shutter member configured to move between a first position where the shutter member is retracted from a light path of the
light beam, and a second position where the shutter member covers the transparent member,

wherein the shutter member includes an opening through which the light beam passed through the transparent member passes in
a state where the shutter member is located at the first position, and the opening of the shutter member includes an insertion
portion for inserting a cleaning member used for cleaning the transparent member.

US Pat. No. 9,306,923

IMAGE FORMING APPARATUS, METHOD FOR CONTROLLING IMAGE FORMING APPARATUS, AND STORAGE MEDIUM THEREFOR

Canon Kabushiki Kaisha, ...

11. A method for controlling an image forming apparatus connectable via a network with a server configured to provide a resource
service to an external apparatus connected via the network, the method comprising:
acquiring, via a first application, first authorization information issued by an authorization server approving delegation
of a user's authorization for using the resource service;

transmitting, via a second application and in a case where a request for acquiring authorization information is received from
a resource service application, a request for further delegating the authorization to the authorization server together with
the first authorization information, and acquires second authorization information issued based on the first authorization
information from the authorization server;

managing, via a framework application, a life cycle of the resource service application that operates in a resource service
application execution environment provided by a virtual machine by managing a resource service application ID of the resource
service application in a case where the resource service application is installed while confirming that the resource service
application is not altered,

wherein the second application acquires the resource service application ID via the framework application, and the resource
service application requests an object of an interface for calling the second application to the framework application, acquires
the object of the interface to which the resource service application ID is set, and transmits the resource service application
ID set to the interface to the second application together with the request for acquiring the authorization information defined
in the object of the interface.

US Pat. No. 9,280,728

IMAGE FORMING APPARATUS, CONTROL METHOD, AND PROGRAM

Canon Kabushiki Kaisha, ...

1. An image forming apparatus having Media Direct Print function to print data stored in a portable storage medium, the image
forming apparatus comprising;
a processor and a memory configured to function as:
a connection detection unit configured to detect connection with the portable storage medium;
a receiving unit configured to receive an execution request to execute calibration;
a determining unit configured to determine whether the received execution request is made to execute manual calibration in
response to instructions from a user or to execute automatic calibration on fulfillment of predetermined conditions;

a calibration suspending unit configured to suspend execution of the calibration by not responding to the execution request,
in response to the received execution request being determined by the determining unit as an execution request of the automatic
calibration and the connection with the portable storage medium being detected by the connection detection unit; and

a calibration execution unit configured to, in a case where the manual calibration is determined by the determining unit as
the calibration requested to be executed, execute calibration by responding to the execution request to execute the calibration.

US Pat. No. 9,278,571

SHEET PROCESSING APPARATUS AND IMAGE FORMING APPARATUS

Canon Kabushiki Kaisha, ...

1. A sheet processing apparatus comprising:
a sheet stacking portion on which sheets are stacked;
a binding portion binding a plurality of sheets stacked on the sheet stacking portion as a bundle by deforming the sheets
without a staple;

a first aligning member arranged to contact a first end of the sheets stacked on the sheet stacking portion in a width direction
orthogonal to a sheet conveying direction;

a second aligning member arranged to contact a second end of the sheets stacked on the sheet stacking portion in the width
direction, wherein the first and second aligning members align the sheets on the sheet stacking portion in the width direction;
and

a control portion controlling the first aligning member and the second aligning member,
wherein the control portion (a) moves the second aligning member, which is in contact with the second end of the bound sheets
that has been bound by the binding portion in the width direction, to separate the second aligning member from the second
end of the bound sheets after the binding by the binding portion is finished and then (b) moves the first aligning member,
which is in contact with first end of the bound sheets, to move the bound sheets toward the second aligning member.

US Pat. No. 9,279,667

ASPHERIC SURFACE MEASURING METHOD, ASPHERIC SURFACE MEASURING APPARATUS, OPTICAL ELEMENT PRODUCING APPARATUS AND OPTICAL ELEMENT

CANON KABUSHIKI KAISHA, ...

1. An aspheric surface measuring method of measuring a profile of a measurement object aspheric surface using output from
a light-receiving sensor to which a measurement light projected onto and reflected by the measurement object aspheric surface
is introduced through an optical system, the method comprising:
a step of providing a reference aspheric surface whose profile has been measured;
a step of calculating (a) a positional magnification distribution of rays of a reference light, which is projected onto and
reflected by the reference aspheric surface and is introduced to the light-receiving sensor through the optical system, using
a distance on the light-receiving sensor from a position corresponding to an optical axis of the optical system to an incident
position of each of the rays and a distance on a sensor conjugate surface from a position corresponding to the optical axis
to an incident position of that ray, the sensor conjugate surface being located at a position conjugate with the light-receiving
sensor with respect to the optical system and (b) an angular magnification distribution of the rays of the reference light
using a change amount of a reflection angle in a meridional plane on the sensor conjugate surface with respect to a tilt of
the reference surface and a change amount of an incident angle in a meridional plane on the light-receiving sensor with respect
the tilt of the reference surface;

a step of measuring a first wavefront of the reference light on the light-receiving sensor using the output from the light-receiving
sensor;

a step of calculating a second wavefront of the reference light on the light-receiving sensor using a parameter of the optical
system;

a calibration step of moving at least two movable elements among part of the optical system, the reference aspheric surface
and the light-receiving sensor so that a difference between rotationally symmetric components of the first and second wavefronts
becomes smaller than a predetermined value;

a step of measuring, after the calibration step, a third wavefront of the reference light on the light-receiving sensor using
the output from the light receiving sensor;

a step of measuring, after the calibration step, a fourth wavefront of the measurement light on the light-receiving sensor
using the output from the light receiving sensor; and

a step of calculating the profile of the measurement object aspheric surface using the third wavefront, the fourth wavefront,
the positional magnification distribution, the angular magnification distribution and the profile of the reference aspheric
surface.

US Pat. No. 9,268,263

DEVELOPMENT APPARATUS AND IMAGE FORMING APPARATUS

Canon Kabushiki Kaisha, ...

1. A development device comprising:
a developing container which houses two-component developer including toner and a magnetic carrier;
a developer bearing member which bears the two-component developer; and
a magnetic field generation member which includes a plurality of magnetic poles including first and second magnetic poles
having the same polarity and being adjacent to each other in a peripheral direction of the developer bearing member, the magnetic
field generation member being arranged inside the developer bearing member,

wherein the magnetic field generation member, between the first magnetic pole and the second magnetic pole, includes a low
magnetic field area in which a magnetic force measured on a circumferential face approximately coinciding with an outer peripheral
face of the developer bearing member is 10 mT or less, and a magnetic force distribution of the developer bearing member in
a longitudinal direction at positions at which a magnetic flux density of the low magnetic field area is minimal in the peripheral
direction of the developer bearing member is set such that a difference between a maximum magnetic flux density in a range
from a maximum position at which an attenuation rate of the magnetic flux density is maximal to a 30 mm distant position toward
the center of the developer bearing member and a magnetic flux density on a further center side of the developer bearing member
than the range is 3 mT or less, and an absolute value of the magnetic flux density of a further outer side in the longitudinal
direction of the developer bearing member than the maximum position is set to 3 mT or less, and

wherein, in a space between the developing container and the developer bearing member, an electric field formation member
which is arranged in a peripheral area of an end portion of the developer bearing member and can form an electric field repelling
normal charged polarity of the toner is included.

US Pat. No. 9,268,302

ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS WITH DEMOUNTABLE IMAGE FORMING UNIT

CANON KABUSHIKI KAISHA, ...

5. A color electrophotographic image forming apparatus, including detachable cartridges, for forming a color image on a recording
material, said apparatus comprising:
a plurality of electrophotographic photosensitive drums configured to develop images;
an intermediary transfer member onto which developed images formed on said electrophotographic photosensitive drums are transferred,
said intermediary transfer member being provided opposite to said electrophotographic photosensitive drums;

an image forming unit comprising a plurality of cartridge mounting portions for demountably mounting said cartridges, being
movable between a transfer position for transferring, onto the recording material, the developed images transferred onto said
intermediary transfer member from said electrophotographic photosensitive drums, and a mounting and demounting position for
mounting and demounting said cartridges relative to said cartridge mounting portions;

positioning members movable between a positioning position for positioning said cartridges at a predetermined place when said
mage forming unit is at the transfer position and a retracted position retracted from the positioning place;

wherein with movement of said image forming unit from the transfer position to the mounting and demounting position, said
positioning members move from the positioning place to the retracted position to permit mounting and demounting of said cartridges
relative to a cartridge mounting portion of said image forming unit, and

further comprising a manual operating member, and a first interrelating member for moving said positioning members to the
retracted position in interrelation with movement of said manual operating member from a first position to a second position
and for moving said positioning members to the positioning place in interrelation with movement of said manual operating member
from the second position to the first position.

US Pat. No. 9,266,339

PRINTING ELEMENT SUBSTRATE, LIQUID EJECTION HEAD AND INKJET PRINTING APPARATUS

Canon Kabushiki Kaisha, ...

1. A printing element substrate in which an ejection opening for ejecting a liquid is provided, wherein the printing element
substrate is provided with a liquid supply passage that is formed along a direction from a surface of the substrate at the
opposite to a surface thereof where the ejection opening is provided to the surface where the ejection opening is provided,
the liquid supply passage being shaped such that an area of a cross section along a direction perpendicular to the direction
to the surface where the ejection opening is provided increases and after that, decreases, in the direction to the surface
where the ejection opening is provided, and
the liquid supply passage has an opening end of a rectangular shape on the surface of the substrate at the opposite to the
surface on the side where the ejection opening is provided, and a recessed portion, which has a certain depth in a direction
toward the surface on the side where the ejection opening is provided, is formed on a shorter side in the rectangular shape,

wherein a plurality of the recessed portions are provided on the shorter side in the rectangular shape.

US Pat. No. 9,263,487

PHOTOELECTRIC CONVERSION APPARATUS

Canon Kabushiki Kaisha, ...

1. A photoelectric conversion apparatus comprising:
a semiconductor substrate;
a plurality of photoelectric conversion portions provided in the semiconductor substrate;
an insulator provided on the semiconductor substrate;
a first member provided on the semiconductor substrate and configured to overlap with the photoelectric conversion portion,
the first member forming a waveguide;

a first lens provided on the first member;
a color filter provided on the first member;
a second member provided between the first member and the first lens, and
a third member provided between the first member and the second member,
wherein the photoelectric conversion portion and the first member are provided in line along a first direction,
wherein the insulator includes a first portion and a second portion that is different from the first portion,
wherein the first portion, the first member, and the second portion are provided in line along a second direction intersecting
the first direction,

wherein a material of the first lens includes silicon nitride,
wherein a material of the first member includes silicon nitride,
wherein a material of the second member includes silicon oxide, and
wherein a material of the third member includes silicon oxy-nitride.

US Pat. No. 9,256,156

DEVELOPING ASSEMBLY, PROCESS CARTRIDGE, AND IMAGE-FORMING APPARATUS

CANON KABUSHIKI KAISHA, ...

1. A developing assembly, comprising:
a container that contains developer including colored particles and externally added particles dispersed on the surface of
the colored particles;

a developer bearing member that bears the developer; and
a regulating portion that regulates a layer thickness of the developer borne by the developer bearing member, wherein
a first dielectric portion and a second dielectric portion are disposed on a surface of the developer bearing member bearing
the developer, and

the regulating portion, the first dielectric portions and the second dielectric portion have the following relationships:
concerning charging polarity,
the first dielectric portion and the second dielectric portion have a same polarity as the colored particles, and the regulating
portion and the externally added particles have opposite polarities;

concerning triboelectric series,
the second dielectric portion is located between the colored particles and the first dielectric portion, and the first dielectric
portion is located between the second dielectric portion and the externally added particles, and

the second dielectric portion is located between the colored particles and the first dielectric portion, and the first dielectric
portion is located between the second dielectric portion and the regulating portion; and

concerning work functions,
the difference between the colored particles and the second dielectric portion is smaller than the difference between the
second dielectric portion and the externally added particles,

the difference between the colored particles and the first dielectric portion is smaller than the difference between the first
dielectric portion and the externally added particles, and

the difference between the colored particles and the regulating portion is greater than the difference between the regulating
portion and the externally added particles.

US Pat. No. 9,250,426

ZOOM LENS AND IMAGE PICKUP APPARATUS INCLUDING THE SAME

CANON KABUSHIKI KAISHA, ...

1. A zoom lens, comprising, in order from an object side to an image side:
a first lens unit having a positive refractive power;
a second lens unit having a negative refractive power;
a third lens unit having a positive refractive power;
a fourth lens unit having a positive refractive power; and
a fifth lens unit having a negative refractive power,
during zooming, the first lens unit, the third lens unit, and the fifth lens unit being immovable, and the second lens unit
and the fourth lens unit being moved,

wherein the fifth lens unit comprises a partial unit having a negative refractive power and a partial unit having a positive
refractive power in order from the object side to the image side with a widest air gap in the fifth lens unit as a boundary,
and the following conditional expressions are satisfied:

1.70
23
1.0 where TL represents an entire lens length, ft represents a focal length of an entire system at a telephoto end, f2 represents a focal length of the second lens unit, f4 represents a focal length of the fourth lens unit, and f5nrepresents a focal length of the partial unit having the negative refractive power.

US Pat. No. 9,253,355

COMMUNICATION APPARATUS THAT REDUCES POWER CONSUMPTION, METHOD OF CONTROLLING THE SAME, AND STORAGE MEDIUM

CANON KABUSHIKI KAISHA, ...

1. A communication apparatus comprising:
a first acquisition unit configured to acquire power rate information which indicates a plurality of power rates, and time
periods to which the plurality of power rates are applied, respectively the plurality of power rates being applied to a destination
communication apparatus which is a receiver of a facsimile;

a second acquisition unit configured to acquire a memory reception time period which is a time period during which when a
facsimile is received by the destination communication apparatus, the facsimile is not printed but stored in a storage section;

a first determination unit configured to determine whether or not the current time is included in a high power rate time period
during which the power rate is higher than a standard power rate, using the power rate information acquired by said first
acquisition unit;

a second determination unit configured to determine whether or not the current time is included in the memory reception time
period acquired by said second acquisition unit; and

a transmission unit configured to transmit a facsimile after an end of the high power rate time period, in a case where it
is determined by said first determination unit that the current time is included in the high power rate time period and it
is determined by said second determination unit that the current time is not included in the memory reception time period.

US Pat. No. 9,253,385

IMAGING APPARATUS

CANON KABUSHIKI KAISHA, ...

1. An imaging apparatus that incorporates a wireless communication unit for performing wireless communication, the imaging
apparatus comprising:
an optical member that guides light incident on the imaging apparatus to an eyepiece optical system; and
an outer covering member that covers the optical member,
wherein the optical member has a reflection surface that reflects incident light toward the eyepiece optical system,
wherein the wireless communication unit is arranged in a space formed between the reflection surface and the outer covering
member, and

wherein an electrical resistivity of a region facing the antenna section of the wireless communication unit in the outer covering
member is set relatively higher than the periphery of the region.

US Pat. No. 9,253,409

IMAGING PROCESSING SYSTEM AND METHOD AND MANAGEMENT APPARATUS

CANON KABUSHIKI KAISHA, ...

10. A non-transitory computer-readable storage medium containing computer-executable instructions for controlling one or more
image capturing apparatuses, the medium comprising:
computer-executable instructions for making a determination on a time at which an imaging object enters an imageable area
of an image capturing apparatus;

computer-executable instructions for determining, if the number of tracking objects already tracked is less than a tracking
object upper limit and the time at which the imaging object enters the imageable area of the image capturing apparatus is
not within a predetermined time period, that the imaging object entering the imageable area is to be tracked by the image
capturing apparatus in addition to the tracking objects already tracked; and

computer-executable instructions for determining, if the time at which the imaging object enters the imageable area of the
image capturing apparatus is within the predetermined time period, that the imaging object entering the imageable area is
not to be tracked by the image capturing apparatus.

US Pat. No. 9,250,573

IMAGE FORMING APPARATUS

CANON KABUSHIKI KAISHA, ...

1. An image forming apparatus comprising:
a developer carrying member capable of carrying a developer containing a toner and a carrier, wherein said developer carrying
member includes therein a magnet having a plurality of magnetic poles disposed along a circumferential direction thereof and
includes a plurality of grooves formed at an outer surface thereof with a predetermined interval with respect to the circumferential
direction; and

an image bearing member, provided opposed to said developer carrying member, for bearing an electrostatic image,
wherein the electrostatic image on said image bearing member is developed with the developer carried on said developer carrying
member by applying a developing bias including an AC electric field to a developing region which is an opposing portion between
said developer carrying member and said image bearing member, and

wherein when a linear speed of said developer carrying member is Vs, a linear speed of said image bearing member is Vd, a
peripheral speed ratio of said developer carrying member to said image bearing member is ?=Vs/Vd, a radius of said developer
carrying member is Rs, a radius of said image bearing member is Rd, a distance of a rectilinear line connecting a most upstream
point and a most downstream point in the developing region with respect to the circumferential direction is Lnip, a pitch
of the grooves of said developer carrying member is p, and an arbitrary natural number is n, the following relationship is
satisfied:

(1?0.05)×np?2[?×Rd×arcsin(Lnip/2Rd)?Rs×arcsin(Lnip/2Rs)]?(1+0.05)×np.

US Pat. No. 9,250,576

IMAGE FORMING APPARATUS

Canon Kabushiki Kaisha, ...

1. An image forming apparatus comprising:
an image carrier which carries toner images;
an endless intermediate transfer belt onto which the toner images are primary-transferred from the image carrier and which
is movable and has conductivity;

a secondary transfer member which comes into contact with an outer periphery of the endless intermediate transfer belt and
secondary-transfers the toner images from the endless intermediate transfer belt onto a recording material, the image forming
apparatus performing primary transfer by a current being passed from the secondary transfer member to the image carrier through
the endless intermediate transfer belt;

a transfer power supply which applies a voltage for transfer which has a polarity opposite to a normal charge polarity of
toner to the secondary transfer member;

a contact member which comes into contact with an inner periphery of the endless intermediate transfer belt; and
a voltage-maintaining element which is connected to the contact member, and maintains a potential of the contact member at
a same polarity as the polarity of the voltage for transfer by the current being passed, through the endless intermediate
transfer belt, from the secondary transfer member to which the voltage for transfer is applied by the transfer power supply,

wherein the endless intermediate transfer belt includes a surface layer and a conductive base layer, and a resistance of the
surface layer is higher than a resistance of the conductive base layer.

US Pat. No. 9,247,105

IMAGE FORMING APPARATUS AND IMAGE FORMING METHOD THEREFOR

CANON KABUSHIKI KAISHA, ...

1. An image forming apparatus comprising:
a determination unit configured to determine whether or not to perform smoothing processing to a pixel of image data;
a correction unit configured to reduce a value of a pixel to which the determination unit determines the smoothing processing
is to be performed;

a screen processing unit configured to generate screen data by performing screen processing to the pixel corrected by the
correction unit; and

a smoothing processing unit configured to perform the smoothing processing to the pixel to which the determination unit determines
the smoothing processing is to be performed by comparing a value of the generated screen data and a value generated from the
pixel value after correction by the correction unit, and outputting data having a greater value.

US Pat. No. 9,247,138

OPTICAL DEVICE, CONTROL METHOD THEREFOR, AND STORAGE MEDIUM STORING CONTROL PROGRAM THEREFOR

Canon Kabushiki Kaisha, ...

1. An optical device comprising:
a shake detection unit;
a face detection unit;
a first shake correction unit configured to correct image blur optically based on a shake amount that is detected by said
shake detection unit; and

a second shake correction unit configured to correct image blur optically based on a shake amount that is detected by said
shake detection unit,

wherein the image blur correction effect of said second shake correction unit is higher than that of said first shake correction
unit, and image distortion amount with resect to a correction angle of said first shake correction unit is smaller than that
of said second shake correction unit,

wherein the image blur is optically corrected using said first shake correction unit when reliability of a face detection
result by said face detection unit is not lower than a threshold, and

wherein the image blur is optically corrected using said second shake correction unit when the reliability of the face detection
result by said face detection unit is lower than the threshold.

US Pat. No. 9,239,535

OPTICAL SCANNING DEVICE AND IMAGE FORMING APPARATUS

Canon Kabushiki Kaisha, ...

1. An optical scanning device comprising:
a deflection unit including:
a rotating polygon mirror configured to deflect a first light beam emitted from a first light source and a second light beam
emitted from a second light source, such that the first light beam scans a first photosensitive member and the second beam
scans a second photosensitive member, wherein the rotating polygon mirror is configured to deflect the first light beam and
the second light beam in respective directions opposite to each other in respect to the rotating polygon mirror;

a motor configured to cause the rotating polygon mirror to rotate; and
a driving unit including a driving IC configured to drive the motor and with which the motor is provided;
a first reflection mirror configured to guide the first light beam deflected by the rotating polygon mirror, onto the first
photosensitive member;

a second reflection mirror configured to guide the second light beam deflected by the rotating polygon mirror, onto the second
photosensitive member; and

an optical box including a bottom, sidewalls standing from the bottom and to which the first light source and the second light
source are attached,

wherein the bottom includes an installation region in which the deflection unit is installed, a first supporting region with
which a first supporting portion, configured to support an end of the first reflection mirror, is provided, a second supporting
region with which a second supporting portion, configured to support an end of the second reflection mirror, is provided,
and a wave-shaped bottom having a wave shape in cross section in a scanning direction of the both light beams deflected by
the rotating polygon mirror,

wherein the first supporting potion and the second supporting portion are provided on the bottom surrounded by the sidewalls,
wherein the wave-shaped bottom is provided in a region surrounded by a sidewall, which is included in the sidewalls, located
opposite a light path of each of the first light beam and the second light beam that are incident on the rotating polygon
mirror in the scanning direction, the installation region, the first supporting region, and the second supporting region,
and

wherein the wave-shape bottom is connected to the installation region and the sidewall directly.

US Pat. No. 9,239,551

IMAGE FORMING APPARATUS

Canon Kabushiki Kaisha, ...

1. An image forming apparatus comprising:
an endless image carrying belt moving while carrying a toner image;
a transfer rotating member forming a transfer nip with the image carrying belt and transferring the toner image from the image
carrying belt to a recording medium;

a pressure member provided adjacent to and upstream of, with respect to a moving direction of the image carrying belt, the
transfer nip and pressing the image carrying belt from an inner circumferential surface thereof; and

a guide portion disposed downstream of, with respect to the moving direction of the image carrying belt, the transfer nip
on a side opposite to the image carrying belt across an extension line of the stretch surface formed by the transfer nip and
the pressure member upstream of the transfer nip, and guiding the recording medium conveyed downstream from the transfer nip.

US Pat. No. 9,239,811

DATA PROCESSING APPARATUS AND DATA PROCESSING METHOD

Canon Kabushiki Kaisha, ...

1. A data processing apparatus configured to execute at least two processes of data paths, each data path meaning a sequential
process on data, the data processing apparatus comprising:
a plurality of data processing units configured to perform data processing;
a plurality of communication processing units connected by a ring bus, wherein at least one of the plurality of communication
processing units is directly connected to at least one of the plurality of data processing units; and

a control unit configured to independently perform a reset operation on at least one of the plurality of communication processing
units for restricting at least one of the plurality of data paths,

wherein each of the plurality of communication processing units controls transmission and reception of data for at least one
corresponding data processing unit,

wherein the control unit determines a data path to be restricted among the plurality of data paths and performs a reset operation
on at least one of the plurality of communication processing units associated with only the determined data path to be restricted,

wherein each of the plurality of communication processing units is assigned an identification (ID) different from each other,
wherein each data is assigned identification information,
wherein each of the plurality of communication processing units determines whether received data is to be processed by the
corresponding data processing unit based on the identification information with the received data and the assigned ID, and

wherein each of the plurality of communication processing units, after performing the reset operation by the control unit,
determines whether received data is to be invalidated based on the identification information with the received data and the
assigned ID.

US Pat. No. 9,239,976

IMAGE PROCESSING APPARATUS, IMAGE PROCESSING METHOD, AND PROGRAM

Canon Kabushiki Kaisha, ...

1. An image processing apparatus comprising:
an acquisition unit configured to acquire a paper type to be used at the time of execution of an input print job;
a determination unit configured to determine a paper type to be used for executing the input print job by using information
about the paper type acquired by the acquisition unit; and

a generation unit configured to generate a correction table corresponding to the paper type determined by the determination
unit, the correction table being used to correct an image that is formed by an image forming unit by using a value obtained
as a result of measuring a patch formed by the image forming unit on paper of the paper type determined by the determination
unit

wherein the generation unit acquires an order of execution of print jobs from print job information acquired by a print job
information acquisition unit, and generates correction tables corresponding to paper types in the order of execution of print
jobs.

US Pat. No. 9,235,172

IMAGE FIXING APPARATUS

Canon Kabushiki Kaisha, ...

1. A fixing device for fixing a toner image formed on a recording material, on a recording material, said fixing device comprising:
a cylindrical film;
a heater having a first surface contacting an inner surface of said film;
an opposed member cooperating with said heater to form a press-contact portion with said film interposed therebetween;
a supporting member configured to support a second surface of said heater opposite the first surface; and
a heat conduction member contacting said second surface,
wherein with respect to a generatrix direction of said film, an end portion of a contact region between said heat conduction
member and said second surface is at or inside an end portion of said press-contact portion, and

wherein in a region from an the end portion of the contact region to an outside of the end portion of said press-contact portion
with respect to the generatrix direction, said supporting member includes a first region not contacting said second surface
and a second region contacting said second surface outside said first region.

US Pat. No. 9,235,176

ONE-WAY CLUTCH, DRIVING TRANSMISSION UNIT, FIXING DEVICE, AND IMAGE FORMING APPARATUS

CANON KABUSHIKI KAISHA, ...

1. A one-way clutch comprising:
an input gear;
a planet gear provided in a space inside of the input gear;
an output gear having an inner teeth meshing with the planet gear;
a locking member provided in a space inside of the input gear, the locking member rotating together with the input gear, wherein
when the input gear rotates in a forward direction, the locking member locks the planet gear so as not to allow the planet
gear to rotate on its own axis, thus transmitting driving to the output gear, and when the input gear is rotated in the backward
direction, the locking member is separated from the planet gear;

a protruding portion provided on the planet gear, the protruding portion being coaxial with the center of the planet gear;
a groove having an elongated hole shape provided on the input gear, the protruding portion fitting in the groove in a slidable
manner,

wherein when the input gear rotates in the forward direction, the protruding portion slides to one end of the groove, and
the planet gear is wedged between the locking member and the inner teeth, and when the input gear rotates in the backward
direction, the protruding portion slides to the other end of the groove so that the planet gear separates from the locking
member.

US Pat. No. 9,235,178

IMAGE PROCESSING APPARATUS

CANON KABUSHIKI KAISHA, ...

1. An image processing apparatus that has a first mode in which electric power is supplied to a part of the image processing
apparatus and a second mode in which electric power is not supplied to the part of the image processing apparatus, the image
processing apparatus comprising:
a first detection unit adapted to detect a change of state;
a second detection unit adapted to, in response to, and after, a detected change of state by the first detection unit, start
a detecting operation, and detect an object; and

a control unit adapted to switch the electric power mode of the image processing apparatus from the second mode to the first
mode in a case where said second detection unit detects the object.

US Pat. No. 9,237,248

IMAGE READING DEVICE WITH REGULATING MEMBERS MAINTAINING INTERNAL CABLE SEPARATION DURING OPEN AND CLOSED POSITION

CANON KABUSHIKI KAISHA, ...

1. An image forming apparatus comprising:
an image forming device configured to form an image on a sheet;
an image reading device configured to read an image on a document, wherein the image reading device is movable between a first
position and a second position spaced farther apart from the image forming device than the first position;

a shaft, wherein the image reading device is movable between the first position and the second position by rotating about
the shaft;

first and second cables each configured to connect the image reading device and the image forming device;
a first regulating member configured to regulate a position of the first cable; and
a second regulating member configured to regulate a position of the second cable,
wherein the first regulating member regulates the movement of the first cable toward the second cable, in a case where the
image forming device is at the first position and the first cable is bending in opposite direction to the second cable,

wherein the second regulating member regulates the movement of the second cable toward the first cable, in a case where the
image forming device is at the first position and the second cable is bending in opposite direction to the first cable,

wherein the second regulating member is provided between the first regulating member and the shaft with respect to a direction
crossing to an axis of the shaft; and

wherein the first regulating member and the second regulating member move in synchronization with the movement of the image
reading device from the second position to the first position, to respectively press the first cable and the second cable
and bend the first and the second cables in a direction away from each other.

US Pat. No. 9,236,224

DRAWING APPARATUS AND METHOD OF MANUFACTURING ARTICLE

CANON KABUSHIKI KAISHA, ...

1. A drawing apparatus for performing drawing on a substrate with a charged particle beam, the apparatus comprising:
a plurality of charged particle optical systems each configured to irradiate the substrate with a plurality of charged particle
beams, the plurality of charged particle optical systems being arrayed at a pitch in a first direction;

a stage configured to hold the substrate and be moved relative to the plurality of charged particle optical systems in a second
direction orthogonal to the first direction; and

a controller configured to determine charged particle beams, of the plurality of charged particle beams, to be used for the
drawing with respect to each of the plurality of charged particle optical systems so as to satisfy a relation given by SW=Pc/?=Ps/?,
where Ps is an array pitch of shot regions on the substrate in the first direction, SW is a width, in the first direction,
of each of a plurality of drawing regions on the substrate by each of the plurality of charged particle optical systems, Pc
is an array pitch of the plurality of drawing regions in the first direction, and ? and ? are natural numbers.

US Pat. No. 9,237,266

IMAGE PICKUP APPARATUS AND METHOD FOR DETECTING AN ENTRANCE OR EXIT EVENT OF AN OBJECT IN A FRAME IMAGE AND MEDIUM STORING A PROGRAM CAUSING A COMPUTER TO FUNCTION AS THE APPARATUS

Canon Kabushiki Kaisha, ...

1. An image pickup apparatus comprising:
an object detection unit configured to detect an object included in a frame image of video data on the basis of a feature
amount of the frame image;

an event detection unit configured to detect a misplacement event of the object based on an activity state and an existing
time of the object, and to generate event information including the existing time of the object and an identifier of the frame
image in which the misplacement event of the object has been detected;

a storage control unit configured to store in a storage device the frame image and the event information;
a determination unit configured to determine an event occurrence time at which the misplacement event occurred based on the
identifier of the frame image in which the misplacement event has been detected and the existing time of the object in the
event information; and

display control unit configured to obtain the frame image corresponding to the determined event occurrence time from the storage
device and display the obtained frame image corresponding to the determined event occurrence time on a display device.

US Pat. No. 9,232,887

OPHTHALMIC APPARATUS AND OPHTHALMIC METHOD

Canon Kabushiki Kaisha, ...

1. An ophthalmic apparatus, comprising:
a fundus image acquisition unit configured to acquire a plurality of fundus images acquired by imaging fundus of a subject's
eye at different times and at least one fundus image that is fewer than the plurality of fundus images and acquired by imaging
fundus of the subject's eye at a different time from those for the plurality of fundus images;

a generating unit configured to generate a new fundus image by averaging the plurality of fundus images;
an extraction unit configured to extract a feature region from the generated new fundus image;
a scanning unit configured to scan a measuring light in the fundus; and
a control unit configured to control the scanning unit so as to correct, based on the extracted feature region and the at
least one fundus image, positions of tomographic images in the fundus irradiated with the measuring light.

US Pat. No. 9,237,281

IMAGE SENSOR COMPRISING PLURAL PIXELS INCLUDING A MICROLENS AND PLURAL PHOTOELECTRIC CONVERSION PORTIONS AND IMAGE PICKUP APPARATUS COMPRISING SAME

CANON KABUSHIKI KAISHA, ...

6. An image pickup apparatus comprising:
an image optical system; and
an image sensor,
wherein the image sensor comprises:
plural pixels each including (a) a microlens and (b) plural photoelectric conversion portions separated from one another with
a separating zone thereamong and photoelectrically converting light fluxes passing through mutually different partial pupil
areas of the image optical system and through the microlens,

wherein the microlens includes a separating zone side lens portion overlapping the separating zone in an optical axis direction
of the microlens, and

wherein the separating zone side lens portion has a diverging effect for a light flux entering the separating zone side lens
portion so that the light flux entering the separating zone side lens portion does not enter the separating zone.

US Pat. No. 9,235,369

MOBILE INFORMATION PROCESSING TERMINAL AND METHOD THEREFOR, AND NON-TRANSITORY COMPUTER-READABLE STORAGE MEDIUM FOR CHARGING PAYMENT OF UNPRINTED PORTION OF A PRINT JOB

CANON KABUSHIKI KAISHA, ...

1. A mobile information processing terminal including a communication unit configured to perform short distance communication,
comprising:
a memory configured to store a program;
a processor configured to execute the program stored in the memory;
wherein the processor transmits a print job to a printing apparatus based on communication via said communication unit, and
the processor sets a time period which movement outside a range of communication with the printing apparatus by said communication
unit is allowed, and

in a case where a preset event occurs in a status in which print processing based on the print job of the printing apparatus
is in progress and said communication unit is communicable with the printing apparatus, the processor transmits an advance
payment request and the set time period to specify a number of paper sheets printable by the printing apparatus during the
time period according to a preset condition to the printing apparatus via said communication unit, and executes payment processing
of an amount requested by the printing apparatus, with respect to an unprinted portion of the print job transmitted from said
transmission unit to the printing apparatus.

US Pat. No. 9,235,158

DEVELOPING DEVICE

CANON KABUSHIKI KAISHA, ...

1. A developing device, comprising:
a developing container configured to store a developer including a non-magnetic toner and a magnetic carrier;
a cylindrical developing sleeve having a plurality of grooves which are respectively formed in a direction which intersects
a circumferential direction of the developing sleeve on an outer surface thereof and configured to rotate while carrying the
developer on the outer surface;

a developer regulating member configured to regulate an amount of the developer carried by the developing sleeve; and
a magnetic field generating portion disposed on an inner side of the developing sleeve and including a plurality of fixed
magnetic poles which have at least a drawing-up pole which draws up the developer in the developing container and bears the
developer on the outer surface of the developing sleeve, and a cut pole which is disposed to be adjacent to the drawing-up
pole on a downstream side of the drawing-up pole in a direction of rotation of the developing sleeve and to be in the vicinity
of the developer regulating member,

wherein the plurality of fixed magnetic poles are configured to form a Fr attenuation area in which Fr attenuates toward the
cut pole side from the drawing-up pole side between a peak of a magnetic flux density of the drawing-up pole and a peak of
a magnetic flux density of the cut pole, and a F? reverse area in which F? is oriented towards an opposite direction to the
direction of rotation of the developing sleeve between the peak of the magnetic flux density of the drawing-up pole and the
peak of the magnetic flux density of the cut pole where Fr is a magnetic force in a direction toward the center of the developing
sleeve and F? is a magnetic force in a tangential direction of the outer surface of the developing sleeve,

wherein a pitch interval of the plurality of grooves of the developing sleeve is shorter than a length of the F? reverse area
in the direction of rotation of the developing sleeve.

US Pat. No. 9,223,278

IMAGE FORMING APPARATUS THAT PERFORMS GRADATION CORRECTION

CANON KABUSHIKI KAISHA, ...

1. An image forming apparatus comprising:
an image forming unit including an image carrier having a surface configured to be charged, an exposure unit configured to
expose the image carrier with laser light based on an image signal to form an electrostatic latent image on the image carrier,
and a development unit configured to develop the electrostatic latent image formed on the image carrier using toner;

a gradation correction unit configured to perform first gradation correction including forming a patch image on the image
carrier using the image forming unit, and correcting gradation characteristics of the image formed by the image forming unit
based on a correction amount corresponding to a result of measurement of the patch image;

a detection unit configured to detect or estimate a charge amount of toner possessed by the development unit; and
a light power correction unit configured to perform light power correction including correcting light power of laser light
emitted from the exposure unit, based on a difference between the toner charge amount detected or estimated by the detection
unit and a reference value,

wherein the gradation correction unit further performs second gradation correction including correcting the gradation characteristics
based on a correction amount corresponding to the toner charge amount detected or estimated by the detection unit when the
light power correction unit performs the light power correction.

US Pat. No. 9,226,135

COMMUNICATION DEVICE, COMMUNICATION METHOD, AND COMPUTER PROGRAM FOR CAUSING COMPUTER TO EXECUTE COMMUNICATION METHOD

Canon Kabushiki Kaisha, ...

1. A method of enabling a communication device to communicate with another communication device, the communication device
having a plurality of operation modes and a plurality of communication modes, the plurality of operation modes including a
control station mode, in which the communication device operates as a control station in a wireless network and the plurality
of communication modes including a first communication mode, in which a terminal station in a wireless network carries out
communications via a control station, and a second communication mode, in which a plurality of terminal stations carry out
communications without via a control station, the method comprising:
determining a state of connection with a first other communication device in the first communication mode in a case where
a communication request for requesting communications in the second communication mode is generated while the communication
device is operating in the control station mode; and

restricting switching the first communication mode to the second communication mode in a case where it is determined that
the communication device is connected to the first other communication device in the first communication mode, and switches
the first communication mode to the second communication mode in a case where it is determined that the communication device
is not connected to the first other communication device in the first communication mode.

US Pat. No. 9,213,257

SMALL-SIZED DEVELOPING DEVICE AND PROCESS CARTRIDGE HAVING STABLE DEVELOPER REGULATION

Canon Kabushiki Kaisha, ...

1. A developing device configured to develop a latent image formed on an image bearing member, the developing device comprising:
a rotatable developing-agent bearing member configured to bear developing agent;
a developing container configured to form a developing-agent storage chamber that stores the developing agent;
a developing-agent regulating portion provided in the developing container to regulate an amount of the developing agent born
on the developing-agent bearing member;

a support portion configured to support the developing-agent bearing member movably relative to the developing-agent regulating
portion;

a pressurizing member configured to pressurize the developing-agent bearing member toward the developing-agent regulating
portion; and

a movement restricting portion located on a downstream side of the developing-agent bearing member in the pressurizing direction
of the pressurizing member to be in contact with a surface of the developing-agent bearing member,

wherein a contact portion of the developing-agent regulating portion with respect to the developing-agent bearing member is
fixed to the developing container without forming a gap from the developing container on a downstream side in a pressurizing
direction of the pressurizing member, and

wherein the movement restricting portion restricts the developing-agent bearing member from moving in a direction intersecting
the pressurizing direction in a plane orthogonal to an axis of the developing-agent bearing member.

US Pat. No. 9,213,277

IMAGE FORMING APPARATUS AND METHOD THEREOF

Canon Kabushiki Kaisha, ...

1. An image forming apparatus for controlling a temperature of a fixing unit configured to fix a color material on a printing
sheet, comprising:
an acquisition unit configured to acquire the color material amount of each page of image data of a plurality of pages;
a setting determination unit configured to determine whether a setting for printing image data of the plurality of pages on
a printing sheet has been performed;

a one-color-material-amount determination unit configured to determine one color material amount out of a plurality of color
material amounts acquired by said acquisition unit upon determining, as a result of determination of said setting determination
unit, that the setting for printing image data of the plurality of pages on one printing sheet has been performed; and

a control unit configured to control the temperature of the fixing unit using a fixing temperature corresponding to the color
material amount determined by said one-color-material-amount determination unit.

US Pat. No. 9,205,649

DISCHARGE ELEMENT SUBSTRATE, RECORDING HEAD, AND RECORDING APPARATUS

Canon Kabushiki Kaisha, ...

1. A discharge element substrate comprising a first power supply line, a second power supply line, and a plurality of discharge
element units,
wherein each of the plurality of discharge element units includes a common transistor, a plurality of discharge elements,
and a plurality of individual transistors,

in each of the plurality of discharge element units,
one of a source and drain of the common transistor is connected to the first power supply line,
first nodes of the plurality of discharge elements are connected to other of the source and drain of the common transistor,
one of a source and drain of each of the plurality of individual transistors is connected to a second node of a corresponding
discharge element of the plurality of discharge elements,

other of the source and drain of each of the plurality of individual transistors is connected to the second power supply line
in common, and,

a channel width of the common transistor is greater than a channel width of each of the plurality of individual transistors,
an arrangement direction of the plurality of discharge element units and an arrangement direction of the plurality of discharge
elements in each of the discharge element units are a first direction,

the first power supply line and the second power supply line extend in the first direction, and
a width of the second power supply line when viewed in the first direction is greater than a width of the first power supply
line when viewed in the first direction.

US Pat. No. 9,207,562

IMAGE FORMING APPARATUS

Canon Kabushiki Kaisha, ...

1. An image forming apparatus that forms an image on a recording medium, the image forming apparatus comprising:
an image bearing member that bears a developer image;
a transfer apparatus configured to transfer the developer image borne on the image bearing member;
a charge apparatus configured to charge a surface of the image bearing member;
an exposure apparatus configured to expose the surface of the image bearing member with light to form a latent image on the
surface of the image bearing member;

a control unit configured to control an exposure amount for exposing the surface of the image bearing member by the exposure
apparatus; and

a developing apparatus configured to collect a developer that is not transferred by the transfer apparatus and remains on
the image bearing member and also supplies the developer to the latent image formed on the surface of the image bearing member
to form the developer image on the surface of the image bearing member,

wherein an image formation area where the latent image on the surface of the image bearing member can be formed is divided
into an image part where the developer image is formed and a non-image part where the developer image is not formed,

wherein the exposure apparatus exposes the non-image part with light at a first exposure amount and exposes the image part
with light at a second exposure amount, the first exposure amount being lower than the second exposure amount,

wherein when the charge apparatus charges a first area, on the surface of the image bearing member, in which the developer
does not remain, a potential of the first area becomes a first potential (VO), and when the charge apparatus charges a second
area, on the surface of the image bearing member, in which the developer remains, a Potential of the second area becomes a
second potential (VO?), the second potential being lower than the first potential,

wherein when the exposure apparatus exposes the first area charged by the charge apparatus with the first exposure amount,
the potential of the first area becomes a third potential (Vd), and when the exposure apparatus exposes the second area charged
by the charge apparatus with the first exposure amount, the potential of the second area becomes a fourth potential (Vd?),
the fourth potential being lower than the third potential, and

wherein the control unit sets the first exposure amount in such a way that a difference between the third potential and the
fourth potential is smaller than a difference between the first potential and the second potential.

US Pat. No. 9,206,005

SHEET CONVEYING APPARATUS AND IMAGE FORMING APPARATUS

Canon Kabushiki Kaisha, ...

1. A sheet conveying apparatus comprising:
a conveying rotating member which is rotatably driven by a driving portion and conveys a sheet;
a cylindrical follower rotating member which is disposed to face the conveying rotating member;
a support member which passes through a hollow portion of the follower rotating member and supports the follower rotating
member;

a pressure portion which biases the support member toward the conveying rotating member so that the follower rotating member
comes into contact with the conveying rotating member;

a first bearing portion which is disposed between an outer peripheral surface of the support member and an inner peripheral
surface of the follower rotating member and rotatably supports the follower rotating member with respect to the support member;
and

a second bearing portion which movably supports the support member and has a slide friction coefficient higher than that of
the first bearing portion.

US Pat. No. 9,207,600

FIXING APPARATUS

Canon Kabushiki Kaisha, ...

1. A fixing apparatus comprising:
first and second fixing rotatable members configured to fix a toner image on a sheet at a nip portion therebetween;
a rubbing rotatable member configured to rub the first fixing rotatable member; and
a moving mechanism configured to cause the first fixing rotatable member to reciprocate with respect to a sheet passage area
in a longitudinal direction of the first fixing rotatable member,

wherein a relationship X where X is a width of the rubbing rotatable member in the longitudinal direction, Y is a width, in the longitudinal direction,
of a maximum area where an image is able to be formed on a sheet having a maximum width usable in the fixing apparatus, and
Z is a width, in the longitudinal direction, of an area where the first fixing rotatable member is able to be rubbed by the
rubbing rotatable member as the first fixing rotatable member reciprocates.

US Pat. No. 9,209,425

ORGANIC ELECTROLUMINESCENCE ELEMENT, DISPLAY APPARATUS, IMAGE PROCESSING APPARATUS, LIGHTING APPARATUS, AND IMAGE FORMING APPARATUS

Canon Kabushiki Kaisha, ...

1. An organic electroluminescence element, comprising:
a light reflective electrode;
a light transmissive electrode;
an emission layer formed between the light reflective electrode and the light transmissive electrode;
a low-refractive index layer having a refractive index at a maximum peak wavelength of an emission spectrum of light emitted
from the emission layer lower than that of the emission layer, the low-refractive index layer being formed between the light
reflective electrode and the emission layer; and

a light extraction member for changing an exiting direction of the light emitted from the emission layer, the light extraction
member being formed on the light transmissive electrode,

wherein an optical path L between a maximum emission surface of the emission layer and a reflection surface of the light reflective
electrode satisfies the following expression (1):

in the expression (1), ? represents the maximum peak wavelength of the emission spectrum and ? represents a phase shift [deg]
in the light reflective electrode.

US Pat. No. 9,203,987

PRINTING APPARATUS AND CONTROL METHOD THEREOF, AND PRINTING SYSTEM

CANON KABUSHIKI KAISHA, ...

1. A print apparatus which is arranged to communicate directly with a digital camera via a communication unit using the PTP
protocol and to serve as a host device during communication with the digital camera, the digital camera being used as a user
interface device for instructing printing, for printing a sensed image stored in a memory attached to the digital camera,
and to serve as a slave device during communicating with the print apparatus, the print apparatus comprising:
a search unit constructed to search, in response to the start of communication with the digital camera by said communication
unit, the digital camera for a script object indicating compatibility with direct printing by requesting the digital camera
to send information, one by one, until authentication information is found in the information sent for a script object or
there is no further script objet for which to request information stored in the digital camera, for script objects, said authentication
information being managed by the digital camera as information to be communicated in the PTP protocol and indicating that
the digital camera can communicate using a predetermined direct printing protocol used in an application layer; and

a notification unit constructed to notify the digital camera of authentication information being managed by the print apparatus
as information to be communicated in the PTP protocol and indicating that the print apparatus can communicate using the predetermined
direct printing protocol used in the application layer, after receiving from the digital camera the authentication information
indicating that the digital camera can communicate using the predetermined direct printing protocol used in the application
layer;

wherein, after said notification unit notifies the digital camera the authentication information, the print apparatus receives
a print job from the digital camera using the predetermined direct printing protocol.

US Pat. No. 9,199,472

LIQUID EJECTION APPARATUS, MIST COLLECTING MECHANISM AND MIST COLLECTION METHOD

CANON KABUSHIKI KAISHA, ...

1. A liquid ejection apparatus comprising a liquid ejection head having an ejection port array, in which ejection ports configured
to eject liquid are arranged in a predetermined direction, the liquid ejection apparatus applying the liquid ejected from
the ejection ports to a medium, the liquid ejection apparatus further comprising:
a first blow-out port configured to blow out air toward the medium;
a suction port configured to suck air containing mists that are generated by ejection of the liquid from the ejection ports;
and

a second blow-out port configured to blow out air toward the medium, wherein
the ejection port array, the second blow-out port, the suction port, and the first blow-out port are arranged in this order
from an upstream side toward a downstream side in a movement direction of the medium, and wherein

a flow rate of the air blown out from the second blow-out port is less than a flow rate of the air blown out from the first
blow-out port.

US Pat. No. 9,189,771

CLIENT APPARATUS, SERVER APPARATUS, DOCUMENT MANAGEMENT SYSTEM, DOCUMENT MANAGEMENT METHOD, AND MEDIUM STORING PROGRAM THEREOF

CANON KABUSHIKI KAISHA, ...

1. A document management apparatus comprising:
a managing unit configured to manage first data including first document information of a first document, first user information
regarding a first user, first operation information regarding a first operation to be executed for the first document by the
first user, and a comment for the first user, wherein the first data is set by a first client apparatus, and wherein the first
document information, the first user information, the first operation information and the comment are associated with one
another;

an acquiring unit configured to acquire a notification transmitted from a second client apparatus when a second user operates
a second document in the second client apparatus, wherein the notification indicates second document information of the second
document, second user information regarding the second user, and second operation information regarding a second operation
instructed for the second document by the second user;

a search unit configured to search for first data managed by the managing unit based on the notification transmitted from
the second client apparatus, wherein the search unit searches for first data in which the first document information included
in the searched-for first data is identical to the second document information indicated by the notification, the first operation
information included in the searched-for first data is identical to the second operation information indicated by the notification,
and the first user information included in the searched-for first data is identical to the second user information indicated
by the notification; and

a display control unit configured to control the second client apparatus to display the comment included in the first data
found by the search of the search unit.

US Pat. No. 9,177,388

METHOD, SYSTEM AND APPARATUS FOR DETERMINING A HASH CODE REPRESENTING A PORTION OF AN IMAGE

CANON KABUSHIKI KAISHA, ...

1. A method of retrieving feature vectors located within a predetermined search radius, the feature vectors being associated
with lattice points of a multidimensional permutohedral lattice, the method comprising:
receiving a query vector extracted from a query image and representing a feature vector to be matched by feature vectors associated
with lattice points of the multidimensional permutohedral lattice, the feature vectors being stored in records in a database
and representing features of images in the database, the lattice points corresponding to hash values of the feature vectors,
wherein the hash values are stored in a memory;

locating, from the memory, a first plurality of lattice points of the multidimensional permutohedral lattice that form an
enclosing region around the query vector;

determining a canonical mapping between at least one of the lattice points of the enclosing region and a canonical representation
of the enclosing region;

selecting, from the memory, a second plurality of lattice points using the canonical mapping, the second plurality of lattice
points being located within the predetermined search radius of a lattice hole of the enclosing region and being distinct to
the first plurality of lattice points, wherein the predetermined search radius defines the feature vectors associated with
lattice points of the multidimensional permutohedral lattice that are considered a match to the query vector; and

retrieving the feature vectors from the first and second plurality of lattice points as matching feature vectors.

US Pat. No. 9,152,059

EXPOSURE APPARATUS AND DEVICE FABRICATION METHOD

CANON KABUSHIKI KAISHA, ...

1. An exposure apparatus comprising:
a projection optical system configured to project a pattern of a mask onto a substrate;
a stage configured to move the substrate;
an obtaining unit configured to obtain data of a first imaging position at which light from a first pattern having, as a longitudinal
direction thereof, a first direction perpendicular to an optical axis of the projection optical system forms an image via
the projection optical system, and data of a second imaging position at which light from a second pattern having, as a longitudinal
direction thereof, a second direction which is not parallel to the first direction and is perpendicular to the optical axis
of the projection optical system forms an image via the projection optical system, when the first pattern and the second pattern
are respectively placed on an object plane of the projection optical system; and

a control unit configured to control the stage so that the substrate is positioned at a target position of the substrate along
the optical axis in projecting the pattern of the mask onto the substrate,

wherein the control unit determines the target position of the substrate along the optical axis based on the first imaging
position and the second imaging position in a time region where a part of or an entire depth-of-focus region at the first
imaging position overlaps a depth-of-focus region at the second imaging position, and interrupts projection of the pattern
of the mask onto the substrate when the depth-of-focus region at the first imaging position and the depth-of-focus region
at the second imaging position do not overlaps each other, when a mixed pattern which combines a pattern having the first
direction as a longitudinal direction thereof and a pattern having the second direction as a longitudinal direction thereof
is determined as the pattern of the mask and projected onto the substrate.

US Pat. No. 9,155,160

METHOD OF MANUFACTURING ORGANIC ELECTROLUMINESCENCE DISPLAY DEVICE AND ELECTRONIC EQUIPMENT INCLUDING ORGANIC ELECTROLUMINESCENCE DISPLAY DEVICE MANUFACTURED BY THE MANUFACTURING METHOD

Canon Kabushiki Kaisha, ...

1. A method of manufacturing an organic electroluminescence display device comprising an organic electroluminescence element
including a first electrode and a second electrode, and an organic compound layer arranged between the first electrode and
the second electrode, the organic compound layer being patterned, the method comprising:
an organic compound layer-forming step of forming the organic compound layer at least on the first electrode;
a release layer-forming step of forming a first release layer and a second release layer on the organic compound layer;
a release layer-processing step of processing the first release layer and the second release layer;
an organic compound layer-processing step of removing the organic compound layer in a region not covered with the first release
layer and the second release layer processed in the release layer-processing step; and

a release layer-removing step of removing the first release layer and the second release layer with a polar solvent,
wherein:
the organic compound layer-forming step comprises a step of forming an uppermost layer of the organic compound layer from
a condensed polycyclic hydrocarbon compound except a compound having an m-terphenyl group; and

the release layer-forming step comprises:
a step of forming the first release layer soluble in the polar solvent from a low-molecular weight material by a vacuum deposition
method, the first release layer being in contact with the organic compound layer; and

a step of forming, on the first release layer, the second release layer soluble in the polar solvent from a polymer material
by a spin coating method.

US Pat. No. 9,153,617

IMAGING APPARATUS, AND IMAGING SYSTEM

CANON KABUSHIKI KAISHA, ...

1. An imaging apparatus comprising:
a plurality of unit cells each including a first photoelectric conversion unit, a second photoelectric conversion unit, a
first transfer transistor configured to transfer an electric charge in the first photoelectric conversion unit, a second transfer
transistor configured to transfer an electric charge in the second photoelectric conversion unit, and at least one transistor
shared by the first and second photoelectric conversion units;

a first conductive member electrically connected to gates of the plurality of first transfer transistors;
a second conductive member electrically connected to gates of the plurality of second transfer transistors;
a third conductive member disposed adjacently to the first conductive member in a same wiring layer as the first conductive
member and electrically connected to a plurality of nodes each included in respective one of the plurality of unit cells;
and

a fourth conductive member disposed adjacently to the second conductive member in a same wiring layer as the second conductive
member, wherein

an opposing length of the first conductive member and the third conductive member in a wiring layer having the first and third
conductive members is longer than an opposing length of the second conductive member and the fourth conductive member in a
wiring layer having the second and fourth conductive members; and

a width W1 of the first conductive member, a distance D1 between the first conductive member and the third conductive member
in the wiring layer having the first and third conductive members, a width W2 of the second conductive member and a distance
D2 between the second conductive member and the fourth conductive member in the wiring layer having the second and fourth
conductive members satisfy a relationship of W1×D1>W2×D2.

US Pat. No. 9,152,846

AUTHENTICATION APPARATUS THAT AUTHENTICATES OBJECT, AUTHENTICATION METHOD, AND STORAGE MEDIUM

CANON KABUSHIKI KAISHA, ...

1. An authentication apparatus that includes a storage section for storing image data items each indicative of a feature of
a specific area of each of a plurality of objects, and authenticates an object in an image as a specific object, using the
image data item, comprising:
a specific area detection unit configured to detect a specific area of the specific object from the image;
a feature information extraction unit configured to extract a feature information item indicative of a feature of the specific
area from the specific area of the specific object;

an authentication unit configured to compare the image data item and the feature information item, to authenticate the specific
object according to a result of the comparison; and

a registration determination unit configured, before the feature information item of the specific object is additionally registered
in the storage section as the image data item, if one of the plurality of objects is selected as a selected object to which
the feature information item of the specific object is to be added, to determine whether or not to additionally register the
feature information item of the specific object as an image data item of the selected object, according to a degree of similarity
between the image data item of the selected object and the feature information item of the specific object,

wherein said registration determination unit determines that the feature information item of the specific object is additionally
registered as the image data item of the selected object when the degree of similarity between the image data item of the
selected object and the feature information item of the specific object is larger than a registration threshold value set
in advance, and

wherein the registration threshold value changes according to a registration count of the image data items of the selected
object.

US Pat. No. 9,152,605

APPARATUS, METHOD, AND COMPUTER-READABLE STORAGE MEDIUM FOR DATA PROCESSING IN A RING BUS

Canon Kabushiki Kaisha, ...

1. An apparatus in which a plurality of modules is connected to each other in a form of a ring, and the modules transfer packets
in a predetermined direction to execute a plurality of data processing flows,
wherein at least one module in the plurality of modules comprises:
a storage unit configured to hold a plurality of sets of a reception identification and a transmission identification, the
reception identification and the transmission identification set before starting the plurality of data processing flows;

a comparison unit configured to compare an identification included in a received packet and a first reception identification
held in the storage unit;

a control unit configured to control extracting data from the received packet, wherein the identification included in the
received packet matches with the first reception identification held in the storage unit;

a processing unit configured to process the extracted data; and
a transmission unit configured to determine a first transmission identification that corresponds to the first reception identification,
and to transmit the packet to another module after replacing the identification included in the packet with a value of the
first transmission identification,

wherein each of the plurality of sets of the reception identification and the transmission identification corresponds to a
different one of the data processing flows.

US Pat. No. 9,150,019

LIQUID EJECTION HEAD BODY AND METHOD OF MANUFACTURING THE SAME

Canon Kabushiki Kaisha, ...

1. A liquid ejection head body comprising:
a substrate; and
a channel forming member arranged on the substrate,
the channel forming member having a liquid ejection port for ejecting liquid and a liquid channel communicating with the liquid
ejection port, and

the substrate having an ejection energy generating element for generating energy for ejecting liquid on a first surface side
thereof where the channel forming member is arranged and a liquid supply port running through the substrate from a second
surface side opposite to the first surface side to the first surface side to supply the liquid to the liquid channel, wherein
a conductive layer for electrically connecting the first surface side and the second surface side is arranged along a lateral
surface of the liquid supply port.

US Pat. No. 9,154,681

IMAGE CAPTURING APPARATUS AND CONTROL METHOD THEREOF

Canon Kabushiki Kaisha, ...

1. An image capturing apparatus comprising:
a first image sensor, in which a plurality of pixels are arranged two-dimensionally, configured to photo-electrically convert
a subject image and output an image signal;

a first image processing unit configured to develop a first image signal generated by the first image sensor;
a second image processing unit configured to reduce a number of pixels in the first image signal by performing at least one
of addition and thinning on the first image signal and develop the image signal whose pixels have been reduced as a second
image signal;

a recording unit configured to record an image signal; and
a display unit having a lower pixel count than the pixel count of the first image sensor,
wherein in the case where an instruction to capture a still image has been made, the recording unit records the image signal
developed by the first image processing unit and the display unit carries out a display using the image signal developed by
the second image processing unit.

US Pat. No. 9,154,682

METHOD OF DETECTING PREDETERMINED OBJECT FROM IMAGE AND APPARATUS THEREFOR

Canon Kabushiki Kaisha, ...

1. An object detecting method comprising the steps of:
determining a position of an image pickup unit relative to a predetermined object to be picked up by the image pickup unit;
selecting an identification dictionary corresponding to the determined position relative to the predetermined object for identifying
a pattern of the predetermined object picked up from the determined position of the image pickup unit relative to the predetermined
object, from among a plurality of identification dictionaries each of which corresponds to a respective one of a plurality
of positions relative to the predetermined object for identifying a pattern of the predetermined object picked up from the
respective one of the plurality of positions relative to the predetermined object;

picking up an image of the predetermined object by the image pickup unit from the determined position; and
detecting at least one pattern of the predetermined object from the image picked up from the determined position using the
selected identification dictionary.

US Pat. No. 9,152,631

DOCUMENT MANAGEMENT SYSTEM, METHOD FOR CONTROLLING THE SAME, AND STORAGE MEDIUM

Canon Kabushiki Kaisha, ...

1. A document management system including a first document management apparatus capable of managing a plurality of versions
corresponding to one document and a file server which can be accessed by the first document management apparatus, wherein
the first document management apparatus is different from the file server, the document management system comprising:
a determination unit configured to determine whether a document transferred from a second document management apparatus includes
a plurality of versions; and

a registration unit configured to register a latest version of the document and first property information of the latest version
of the document into a first folder of the first document management apparatus, wherein the registration unit further registers
other versions than the latest version and second property information of the other versions into a second folder of the file
server when the determination unit determines that the document transferred from the second document management apparatus
includes a plurality of versions, and

wherein the registration unit further registers path information of the second folder of the file server to the first property
information when the determination unit determines that the document transferred from the second document management apparatus
includes the plurality of versions, and

wherein the registration unit does not register the path information of the second folder of the file server to the first
property information when the determination unit determines that the document transferred from the second document management
apparatus does not include a plurality of versions.

US Pat. No. 9,152,895

IMAGE PROCESSING APPARATUS, METHOD THEREOF, AND STORAGE MEDIUM

Canon Kabushiki Kaisha, ...

1. An image processing apparatus comprising:
an input unit configured to input image data representing an image to be formed on a recording medium;
an acquisition unit configured to acquire information related to a degree of surface unevenness of the recording medium caused
by fibers of the recording medium; and

a correction unit configured to correct the image data based on the information related to the degree of surface unevenness
acquired by the acquisition unit,

wherein the acquisition unit is configured to acquire, as the information related to the degree of surface unevenness of the
recording medium, a frequency characteristic of surface unevenness to be obtained by performing frequency analysis on a change
in an intensity when light emitted to and reflected from the recording medium is received while the recording medium is conveyed,
and

wherein the correction unit is configured to thicken a fine line in the image data if an amplitude component in a frequency
band whose frequency characteristic of the surface unevenness is lower than a predetermined frequency is higher than a predetermined
value, and increase a density of a fine line in the image data if an amplitude component in a frequency band whose frequency
characteristic of the surface unevenness is higher than a predetermined frequency is higher than a predetermined value.

US Pat. No. 9,152,898

IMAGE FORMING APPARATUS, INFORMATION PROCESSING METHOD IN IMAGE FORMING APPARATUS, AND STORAGE MEDIUM STORING PROGRAM

CANON KABUSHIKI KAISHA, ...

1. An image forming apparatus which performs a printing process based on a print job, the image forming apparatus comprising:
a storing unit configured to store paper information including a paper attribute;
a receiving unit configured to receive a print job which specifies a paper attribute for specifying paper used in the printing
process;

a determining unit configured to determine whether the storing unit stores the paper information including the paper attribute
specified by the print job received by the receiving unit;

a generating unit configured to, in a case where the determining unit determines that the storing unit does not store the
paper information including the paper attribute specified by the print job received by the receiving unit, generate new paper
information by using the paper attribute specified by the print job; and

a registration unit configured to register in the storing unit the new paper information generated by the generating unit.

US Pat. No. 9,153,703

THIN-FILM TRANSISTOR AND METHOD OF MANUFACTURING SAME

Canon Kabushiki Kaisha, ...

1. A method of manufacturing a thin-film transistor comprising at least the steps of:
forming a gate electrode on a substrate;
forming a gate insulating layer;
forming an amorphous oxide semiconductor layer containing In, Ga and Zn and having an electron carrier density of 1014/cm3 or more and 1018/cm3 or less while controlling an oxygen partial pressure;

forming a source electrode and a drain electrode; and
forming a protective layer;
wherein the forming of the protective layer is performed by a sputtering method in an oxygen-containing atmosphere in which
a mixed gas of O2 and Ar is used and the O2/Ar mixing ratio of the mixed gas is 20% or more and 50% or less so that the gate electrode-side electron carrier density
of the oxide semiconductor layer is higher than the protective layer-side electron carrier density thereof.

US Pat. No. 9,148,557

FOCUS ADJUSTMENT APPARATUS AND METHOD, AND IMAGE CAPTURING APPARATUS AND CONTROL METHOD THEREOF

Canon Kabushiki Kaisha, ...

1. A focus adjustment apparatus comprising:
a detection unit that detects a subject/subjects having a predetermined characteristic from an image obtained while shooting
a moving picture;

an automatic focusing unit configured to perform focus control by automatically moving a focus lens on the basis of the image;
a manual focusing unit configured to move the focus lens on the basis of an operation of a shooter on a focus operation unit
for manipulating a position of the focus lens; and

a setting unit configured to set a first AF mode or a second AF mode,
wherein, in the first AF mode,
in a state in which the subject/subjects are detected by the detection unit, the automatic focusing unit is selected and the
automatic focusing unit performs focus control by setting an AF area corresponding to the detected subject/subjects and moving
the focus lens on the basis of an image within the AF area, and

in a state in which the subject/subjects are not detected by the detection unit, the manual focusing unit is selected and
the manual focusing unit does not move the focus lens without any operation on the focus operation unit,

and wherein, in the second AF mode,
in a state in which a subject/subjects are detected by the detection unit, the automatic focusing unit is selected and the
automatic focusing unit performs focus control by setting an AF area corresponding to the detected subject/subjects and moving
the focus lens on the basis of an image within the AF area, and

in a state in which a subject/subjects are not detected by the detection unit, the automatic focusing unit is selected and
the automatic focusing unit performs focus control by setting an AF area in the image and moving the focus lens on the basis
of an image within the AF area.

US Pat. No. 9,141,050

FIXING APPARATUS

Canon Kabushiki Kaisha, ...

1. A fixing apparatus comprising:
a heater;
a heater holding member configured to hold said heater;
a temperature sensor, provided in contact with said heater through a hole provided in said heater holding member, configured
to detect a temperature of said heater;

a sensor holding member configured to hold said temperature sensor; and
an urging member, provided between said temperature sensor and said sensor holding member, configured to urge said temperature
sensor toward said heater,

wherein said heater holding member includes a positioning portion configured to determine a position of said sensor holding
member with respect to an urging direction of said urging member, and

wherein said positioning portion is disposed at a position outside of a position of said temperature sensor with respect to
a direction perpendicular to a longitudinal direction of said heater.

US Pat. No. 9,134,670

IMAGE FORMING APPARATUS THAT DETECTS PHASE OF PHOTOSENSITIVE DRUM

CANON KABUSHIKI KAISHA, ...

1. An image forming apparatus including a photosensitive drum, the image forming apparatus comprising:
an image formation unit configured to form an image on the photosensitive drum;
a detection unit configured to detect a reference position serving as a reference for rotation of the photosensitive drum
when the photosensitive drum is rotating at a predetermined speed;

a controller configured to control driving of the photosensitive drum;
a first time period measurement unit configured to measure a first time period from when the reference position is detected
by said detection unit to when the controller issues a command to stop rotation of the photosensitive drum, after reducing
the speed of rotation of the photosensitive drum from the predetermined speed;

a third time period measurement unit configured to measure a third time period that has elapsed from when the speed of rotation
of the photosensitive drum reached the predetermined speed to when the reference position is detected by said detection unit,
after rotation of the photosensitive drum is started again;

a phase determination unit configured to determine a phase of the photosensitive drum based on the first time period and the
third time period; and

an image formation control unit configured to control said image formation unit based on the phase of the photosensitive drum
determined by said phase determination unit.

US Pat. No. 9,127,353

FILM-FORMING APPARATUS AND FILM-FORMING METHOD

Canon Kabushiki Kaisha, ...

1. A film-forming apparatus for forming a thin film on a film formation subject by sputtering comprising:
a vacuum chamber;
a holder portion for holding the film formation subject in the vacuum chamber;
multiple cathode mechanisms for respectively supporting targets made of materials different from each other so that the targets
are opposed to the film formation subject in the vacuum chamber; and

multiple shutters, which correspond to respective targets, movable forward and backward individually between the targets and
the film formation subject to one of block and pass film-forming particles generated from the targets,

wherein at least one of the multiple shutters is formed of a target material different from the materials for the plurality
of the targets so that the at least one of the multiple shutters is configured as a shutter that also functions as a target,
and

wherein each of the targets supported by the multiple cathode mechanisms and the at least one of the multiple shutters formed
of a target material are used as a target to conduct the sputtering in turn.

US Pat. No. 9,122,923

IMAGE GENERATION APPARATUS AND CONTROL METHOD

Canon Kabushiki Kaisha, ...

1. An image generation apparatus comprising:
a storage unit configured to store a plurality of selection condition sets including a plurality of selection conditions used
for selecting an image from a plurality of images;

a first image selection unit configured to select at least one image from the plurality of images as a first image;
a feature quantity obtaining unit configured to obtain a feature quantity of the first image;
a selection condition set selection unit configured to select a selection condition set including a selection condition corresponding
to the obtained feature quantity from the plurality of selection condition sets stored in the storage unit;

a second image selection unit configured to select a second image from the plurality of images based on the selection condition
of the selection condition set which is selected; and

an output image generation unit configured to generate an output image based on the first and the second images which are
selected and the selection condition set which is selected.

US Pat. No. 9,117,165

IMAGE PROCESSING SYSTEM AND IMAGE PROCESSING APPARATUS FOR SENDING IMAGE DATA

Canon Kabushiki Kaisha, ...

1. An image processing system comprising:
a reception unit configured to receive authentication information;
an authentication unit configured to authenticate a user based on the authentication information received by the reception
unit;

an operation key configured to set a transmission destination of image data to a registered folder;
a transmission unit configured to transmit the image data to the transmission destination set by the operation key; and
a control unit configured to, in a case where the transmission destination set by the operation key is a folder registered
by the user authenticated by the authentication unit and a transmission destination is limited to a transmission destination
registered by an administrator, perform control to restrict setting of a transmission destination by the operation key,

wherein the reception unit, the authentication unit, the transmission unit, and the control unit are implemented, at least
in part, by a processor and a memory.

US Pat. No. 9,118,791

IMAGE PROCESSING SYSTEM, IMAGE PROCESSING APPARATUS, CONTROL METHOD OF IMAGE PROCESSING APPARATUS, AND PROGRAM

CANON KABUSHIKI KAISHA, ...

1. An information processing apparatus which is communicably connected to an external image forming apparatus using a LAN
(Local Area Network) and which performs an image process in cooperation with the external image forming apparatus, comprising:
a receiving unit configured to receive data from an external device through a network;
a power supply switch configured to become either an on state or an off state in accordance with an operation by a user;
a power control unit configured to, in a case where the receiving unit receives the data from the external device or in a
case where the power supply switch becomes the on state in accordance with the operation by the user, return a power state
of the information processing apparatus from a power saving state; and

a transmitting unit configured to transmit, to the image forming apparatus via the LAN, a start instruction for starting the
image forming apparatus so as to return a power state of the image forming apparatus from a power saving state,

wherein
(1) in the case where the receiving unit receives the data from the external device, the power control unit returns the power
state of the information processing apparatus from the power saving state, and the transmitting unit transmits the start instruction
to the image forming apparatus via the LAN so as to return the power state of the image forming apparatus from the power saving
state, and

(2) in the case where the power supply switch becomes the on state in accordance with the operation by the user, the power
control unit returns the power state of the information processing apparatus from the power saving state, but the transmitting
unit does not transmit the start instruction to the image forming apparatus.

US Pat. No. 9,112,736

DATA TRANSFER APPARATUS, DATA TRANSFER METHOD, AND INTER-CHIP COMMUNICATION SYSTEM

Canon Kabushiki Kaisha, ...

1. A data transfer apparatus that performs data transfer using a packet having a header field and a data field including data,
the header field including a plurality of pieces of attribute information that indicate types of the data transfer, the apparatus
comprising:
storing means for prioritizing and storing a combination of attribute information having a high frequency of appearance in
a first bus wherein the combination of attribute information and an identifier are associated with each other, and the combination
of the attribute information is a combination of at least two of a request type, cache information, security information,
data width information, and exclusive access information;

receiving means for receiving a packet including a plurality of pieces of attribute information from the first bus; and
transmitting means for, in the case where the plurality of pieces combination of attribute information included in the packet
received by the receiving means match a certain combination of attribute information stored in the storing means, transmitting
a packet including the identifier corresponding to the certain combination of attribute information instead of the plurality
of pieces of attribute information.

US Pat. No. 9,097,998

TONER

CANON KABUSHIKI KAISHA, ...

1. A toner comprising toner particles each of which contains a binder resin and a coloring agent, wherein:
in a DSC curve as measured with a differential scanning calorimeter, the toner has a glass transition temperature of not less
than 50° C. and not more than 60° C.; and the toner has, in regard to a resin composition contained therein, a difference
of not less than 0.060 W/g in heat flow between a point on the curve at a temperature of 40° C. and a baseline in the range
exceeding the glass transition temperature; and

in viscoelastic characteristics measured at a frequency of 6.28 rad/sec, the toner has a storage elastic modulus (G?40) at
a temperature of 40° C. of not less than 7.0×108 Pa and not more than 2.0×109 Pa, and a storage elastic modulus (G?70) at a temperature of 70° C. of not less than 1.0×105 Pa and not more than 1.0×107 Pa,

wherein, in the DSC curve as measured with a differential scanning calorimeter, the binder resin has a first endothermic peak
P1 at a temperature of not less than 55° C. and not more than 75° C. and a second endothermic peak P2 at a temperature of
not less than 80° C. and not more than 120° C.; and the endothermic calorie at the first endothermic peak P1, ?H1, and the
endothermic calorie at the second endothermic peak P2, ?H2, is in a relationship of ?H1 ? ?H2, and

wherein the binder resin is a crystalline polyester.

US Pat. No. 9,098,221

IMAGE FORMING APPARATUS, CONTROL METHOD THEREFOR, AND STORAGE MEDIUM STORING CONTROL PROGRAM THEREFOR

CANON KABUSHIKI KAISHA, ...

1. An image forming apparatus comprising:
a scanning unit configured to scan an original to generate image data of the original;
a printing unit configured to print an image based on image data; and
a memory and a processor configured to:
manage applications dynamically installed, at least one of the applications executing a job using at least one of said scanning
unit and said printing unit and have a function of a security policy;

obtain security policy data that is transmitted from an external apparatus, the security policy data defining a security policy;
determine whether each of the managed applications corresponds to the security policy which is defined by the security policy
data; and

notify an administrator of at least one of the applications being determined not to correspond to the security policy which
is defined by the security policy data.

US Pat. No. 9,098,005

IMAGE FORMING APPARATUS

Canon Kabushiki Kaisha, ...

1. An image forming apparatus comprising:
a rotatable image bearing member configured to bear an electrostatic latent image;
a plurality of development devices, each device including a developer bearing member configured to bear a developer for developing
the electrostatic latent image;

a rotatable development device supporting member configured to support the plurality of development devices,
wherein the developer bearing member is configured to execute development while contacting the image bearing member at a development
position via the developer,

wherein the developer bearing member rotates in the same direction as a rotating direction of the image bearing member at
the development position and a surface moving speed of the developer bearing member is faster than a surface moving speed
of the image bearing member,

wherein the development device supporting member rotates so that the development device supporting member changes a developer
bearing member existing at the development position to another developer bearing member, and

wherein a first relative speed of a surface moving speed of the developer bearing member with respect to a surface moving
speed of the image bearing member when the developer bearing member is about to abut on or is about to separate from the image
bearing member becomes higher than a second relative speed of the surface moving speed of the developer bearing member with
respect to the surface moving speed of the image bearing member when the electrostatic latent image is developed; and

wherein a first potential difference is a potential difference during the first relative speed between a potential of a bias
applied to the developer bearing member when the developer bearing member is about to abut on or is about to separate from
the image bearing member and a potential of a non-image area of the image bearing member when the electrostatic latent image
is developed,

wherein a second potential difference is a potential difference during the second relative speed between the potential of
the bias applied to the developer bearing member when the electrostatic latent image is developed and a potential of a non-imaging
area of the image bearing member when the electrostatic latent image is developed,

wherein the first potential difference is higher than a second potential difference.

US Pat. No. 9,098,006

ROLLER MEMBER FOR ELECTROPHOTOGRAPHY, PROCESS CARTRIDGE AND ELECTROPHOTOGRAPHIC APPARATUS

CANON KABUSHIKI KAISHA, ...

1. A roller member for electrophotography comprising:
an electroconductive substrate and an electroconductive elastic layer as a surface layer;
wherein
the electroconductive elastic layer has a crown shape of which an outer diameter at the middle of the roller member in the
lengthwise direction is larger than those at both ends of the roller member;

the electroconductive elastic layer comprises a binder and a bowl-shaped resin particle;
the surface of the roller member has a concavity derived from an opening of the bowl-shaped resin particle and a protrusion
derived from an edge of the opening of the bowl-shaped resin particle; and

wherein the relation in the restoring rate of the roller member for elastic deformation between at the middle of the roller
member in the lengthwise direction and at both ends of the roller member is such that:

on the surface of the electroconductive elastic layer, the restoring rate is larger at the both ends than that at the middle,
and

at the position of depth t ?m from the surface of the electroconductive elastic layer, the restoring rate is larger at the
middle than that at the both ends.

US Pat. No. 9,098,026

IMAGE FORMING APPARATUS INCLUDING INDUCTION HEATING FIXING UNIT

CANON KABUSHIKI KAISHA, ...

1. An image forming apparatus comprising:
an image forming unit configured to form a toner image on a sheet;
a fixing unit configured to fix the toner image formed on the sheet by heat;
a temperature detection unit configured to detect a temperature of the fixing unit;
a power measurement unit configured to measure a fixing power consumption to be consumed by the fixing unit;
a current measurement circuit configured to measure a current flowing from the alternating power supply to the image forming
apparatus; and

a control unit configured to determine a second fixing power to be supplied to the fixing unit based on a temperature difference
between a temperature to be detected by the temperature detection unit and a target temperature of the fixing unit, the fixing
power consumption measured by the power measurement unit, and a first fixing power determined previously, and to generate
a control signal for supplying the determined power to the fixing unit,

wherein, in a case where a second controlling value for obtaining the second fixing power is larger than a first controlling
value for obtaining the first fixing power for more than or equal to a first predetermined value, the control unit is configured
to correct the second controlling value to a controlling value obtained by adding the first predetermined value to the first
controlling value, and

wherein, in a case where the current measured by the current measurement circuit exceeds a predetermined upper limit value,
the control unit is configured to control a power to be supplied to the fixing unit based on a third controlling value which
is obtained by subtracting a second predetermined value from the second controlling value.

US Pat. No. 9,098,041

IMAGE FORMING APPARATUS FOR DETECTING PATCH IMAGE INCLUDING A PLURALITY OF REGIONS

Canon Kabushiki Kaisha, ...

1. An image forming apparatus comprising:
a plurality of photosensitive members;
a plurality of exposure units configured to expose the plurality of photosensitive members;
a plurality of developing units configured to develop, using developer, latent images formed on the plurality of photosensitive
members by the exposure units;

an image carrier, onto which the developed images formed on the photosensitive members are transferred;
a sensor configured to irradiate the image carrier with light, and detect an amount of reflected light;
a patch detection unit configured to detect a position of a patch image, transferred onto the image carrier, based on the
amount of reflected light detected by the sensor; and

a registration adjustment unit configured to calculate an amount of misregistration based on the position of the patch image
detected by the patch detection unit, and execute registration adjustment based on the amount of misregistration,

wherein the patch image has a first region and a second region immediately adjacent to each other, and a density of the second
region is lower than that of the first region,

the first region and the second region of the patch image are formed on the same photosensitive member, a rotation direction
of which is the same as that of a developing sleeve of a corresponding developing unit of the developing units,

the second region of the patch image is formed at a trailing side of the patch image in a conveyance direction of the image
carrier and is not formed at a leading side of the patch image in the conveyance direction of the image carrier,

the patch detection unit is further configured to detect the position of the patch image based on a comparison result between
the amount of reflected light and a predetermined threshold,

an amount of reflected light from the second region is lower than the predetermined threshold, and
an amount of reflected light from the first region is higher than the predetermined threshold.

US Pat. No. 9,075,368

HIGH VOLTAGE GENERATING DEVICE AND IMAGE FORMING APPARATUS

CANON KABUSHIKI KAISHA, ...

1. A high voltage generating device, comprising:
a transformer;
a driving portion configured to drive a primary side of the transformer;
a signal generating portion configured to generate a driving signal for driving the driving portion;
a voltage output portion configured to output a voltage generated on a secondary side of the transformer;
a voltage detecting portion configured to detect a voltage output from the voltage output portion;
a current detecting portion configured to detect current flowing through the voltage output portion; and
a control portion configured to raise the voltage output from the voltage output portion to an output target voltage by controlling
the driving signal generated by the signal generating portion based on the voltage detected by the voltage detecting portion,
the control portion raising the voltage output from the voltage output portion with a predetermined rate of change until the
voltage detected by the voltage detecting portion reaches a transient target voltage smaller than the output target voltage,
the control portion raising the voltage output from the voltage output portion with a rate of change smaller than the predetermined
rate of change after the voltage detected by the voltage detecting portion reaches the transient target voltage,

wherein the control portion changes the transient target voltage from a first target value to a second target value based
on a load resistance value according to current detected by the current detecting portion.

US Pat. No. 9,073,311

PRINTING APPARATUS AND PRINT CONTROL METHOD

Canon Kabushiki Kaisha, ...

1. A print control method in a printing apparatus which prints a plurality of images by using a full-line printhead having
a plurality of nozzles which discharge ink to a sheet, comprising:
inputting image data from a host apparatus;
calculating, for each of the plurality of nozzles, a time between a time of final ink discharge when an Nth image has been
printed and a time of initial ink discharge when printing an (N+1)th image following the Nth image;

determining, based on the calculated time, whether or not to perform preliminary discharge for each of the plurality of nozzles;
and

performing preliminary discharge between the Nth image and the (N+1)th image from the nozzles determined to be used for the
preliminary discharge.

US Pat. No. 9,065,941

IMAGE PROCESSING APPARATUS AND METHOD FOR CONTROLLING THE SAME

Canon Kabushiki Kaisha, ...

1. An information processing apparatus comprising:
a hard disk unit;
a control unit configured to output an instruction to retract a head of the hard disk unit;
a monitoring unit configured to monitor a state of the control unit and output, in a case where the monitoring unit determines
that the control unit is in a state where the instruction to retract the head of the hard disk unit cannot be output, an instruction
to retract the head of the hard disk unit; and

a hard disk controller configured to receive the instruction from the control unit or the monitoring unit and to issue a command
for retracting the head of the hard disk unit to the hard disk unit in a case where the hard disk controller receives the
instruction from the control unit or the monitoring unit,

wherein the hard disk unit retracts the head of the hard disk unit in a case where the hard disk unit receives the command.

US Pat. No. 9,066,228

COMMUNICATION CONTROL APPARATUS, SYSTEM, AND METHOD THEREFOR

CANON KABUSHIKI KAISHA, ...

1. A first communication apparatus comprising:
a first reception unit configured to receive first information from a second communication apparatus via a near field communication;
a second reception unit configured to receive second information from the second communication apparatus via a wireless communication
according to a first wireless communication method different from the near field communication;

an authentication unit configured to perform authentication processing based on the first and the second information; and
a first transmitting unit configured to transmit, in accordance with a result of the authentication processing, a first communication
parameter used for performing a wireless communication according to the first wireless communication method to the second
communication apparatus via a wireless communication according to the first wireless communication method, wherein the first
communication parameter comprises at least one of a Service Set IDentifier, encryption type, encryption key and authentication
type,

wherein the first communication apparatus wirelessly communicates with the second communication apparatus using the first
communication parameter transmitted by the first transmitting unit.

US Pat. No. 9,065,988

IMAGE PICKUP APPARATUS INCLUDING IMAGE PICKUP ELEMENT HAVING IMAGE PICKUP PIXEL AND FOCUS DETECTION PIXEL AND SIGNAL PROCESSING METHOD

CANON KABUSHIKI KAISHA, ...

1. An image pickup apparatus comprising:
an image pickup element including a plurality of image pickup pixels that perform a photoelectric conversion for an image
formed by a light beam from an image pickup optical system and a plurality of focus detection pixels that perform a photoelectric
conversion for an image formed by a divided light beam of the light beam from the image pickup optical system; and

a signal processor configured to perform a shading correction for a pixel signal from the image pickup element,
wherein the image pickup element generates a first pixel signal by combining signals from the plurality of image pickup pixels,
and generates a second pixel signal without combining a signal from the focus detection pixel, and

wherein the signal processor performs the shading correction for the first pixel signal and the second pixel signal using
correction data different from each other.

US Pat. No. 9,061,844

SHEET CONVEYING APPARATUS AND IMAGE FORMING APPARATUS FOR CORRECTING SKEW OF A SHEET

Canon Kabushiki Kaisha, ...

1. A sheet conveying apparatus comprising:
a first conveyance roller pair configured to convey a sheet;
a second conveyance roller pair disposed upstream of the first conveyance roller pair and configured to convey the sheet;
a contact portion disposed downstream of the first conveyance roller pair and configured to contact the conveyed sheet;
a third conveyance roller pair disposed downstream of the first conveyance roller pair and configured to convey the sheet
with a skew having been corrected by contacting the contact portion;

a separation unit configured to separate the first conveyance roller pair; and
a control unit configured to control a conveyance speed of the sheet conveyed by the first conveyance roller pair, a conveyance
speed of the sheet conveyed by the second conveyance roller pair, and the separation unit,

wherein the control unit forms a loop of the sheet between the first conveyance roller pair and the second conveyance roller
pair, and separates the first conveyance roller pair before a leading edge of the sheet reaches the contact portion.

US Pat. No. 9,063,406

EXPOSURE APPARATUS AND A METHOD OF MANUFACTURING A DEVICE THAT CONDUCT EXPOSURE USING A SET LIGHT SOURCE SHAPE

CANON KABUSHIKI KAISHA, ...

1. An exposure apparatus that exposes a substrate via a mask, the apparatus comprising:
(a) a plurality of light sources arrayed two-dimensionally and configured to form a plurality of illumination modes to illuminate
the mask;

(b) a projection optical system configured to project a pattern of the mask illuminated by the plurality of light sources
on the substrate; and

(c) a light source control unit configured to control driving of each of said plurality of light sources, said light source
control unit comprising:

(i) a light source drive configured to drive each of said plurality of light sources;
(ii) a storage unit configured to store driving information of a plurality of illumination modes of each of said plurality
of light sources;

(iii) a console configured to designate an illumination mode from the plurality of illumination modes based on an exposure
recipe; and

(iv) a controller configured to invoke driving information of each of said plurality of light sources from the storage unit
in accordance with the illumination mode designated by said console, and to issue turning on and off driving instructions
to said light source drive, so that said plurality of light sources form the illumination mode designated by said console.

US Pat. No. 9,066,023

IMAGE SENSING APPARATUS, COMMUNICATION APPARATUS, AND CONTROL METHOD OF THESE APPARATUSES

Canon Kabushiki Kaisha, ...

1. An image sensing apparatus which is communicable with another image sensing apparatus, comprising:
a transmission unit configured to transmit an instruction signal, which instructs a start of exposure to said another image
sensing apparatus;

an acquisition unit configured to acquire delay time information of said another image sensing apparatus, indicative of delay
time from reception of the instruction signal transmitted by said transmission unit to the start of exposure of said another
image sensing apparatus; and

a control unit configured to control at least one of exposure-start timing of the image sensing apparatus itself and transmission
timing of the instruction signal, which is transmitted by said transmission unit, based on the delay time information acquired
by said acquisition unit,

wherein said acquisition unit acquires the delay time information by generating the delay time information based on a shooting
condition of said another image sensing apparatus.

US Pat. No. 9,066,034

IMAGE PROCESSING APPARATUS, METHOD AND PROGRAM WITH DIFFERENT PIXEL APERTURE CHARACTERISTICS

Canon Kabushiki Kaisha, ...

1. An image processing apparatus comprising:
an input unit configured to input a plurality of digital image data obtained by a plurality of image capturing units, each
image capturing unit comprising a lens and an image capturing sensor comprising a plurality of pixels, each pixel comprising
a pixel aperture, wherein a pixel aperture characteristic of the pixel apertures of the pixels of at least one of the image
capturing units differs from a pixel aperture characteristic of the pixel apertures of the pixels of the other image capturing
units and the plurality of digital image data represent images of a same subject captured from a plurality of viewpoints;
and

a generation unit configured to synthesize the plurality of digital image data input by the input unit to generate developed
image data, wherein the developed image data represents an image consisting of a greater number of pixels than each image
represented by the digital image data obtained by the each image capturing unit,

wherein each of the pixel apertures is smaller in size than a pixel of the plurality of pixels that comprises the pixel aperture,
and the pixel aperture characteristics indicate at the least one of a pixel aperture size, a pixel aperture shape, or an imaging
magnification of a subject, and

wherein the pixel aperture characteristics are determined for the individual image capturing units such that the lowest frequency
at which loss of signal of the synthesized image occurs is higher than the lowest frequency at which loss of signal of the
images captured by the image capturing units occurs.

US Pat. No. 9,057,970

METHOD FOR PRODUCING CORE-SHELL STRUCTURED RESIN MICROPARTICLES AND CORE-SHELL STRUCTURED TONER CONTAINING CORE-SHELL STRUCTURED RESIN MICROPARTICLES

CANON KABUSHIKI KAISHA, ...

1. A method for producing core-shell structured resin particles, comprising the steps of:
(I) providing a dispersion liquid of hydrophobic resin particles in which the hydrophobic resin particles are dispersed into
an aqueous medium containing an anionic surfactant A and an anionic surfactant B;

(II) providing a dispersion liquid of resin microparticles in which the resin microparticles are dispersed into an aqueous
medium;

(III) mixing the dispersion liquid of hydrophobic resin particles and the dispersion liquid of resin microparticles; and
(IV) adhering the resin microparticles to surfaces of the hydrophobic resin particles by adding a water soluble metal salt
to a mixture resulting from the step (III),

wherein
the surfactant A and the surfactant B satisfy the following conditions (i) to (iv):
(i) surface tension of 5 mmol/L aqueous solution of the surfactant A<40 mN/m;
(ii) surface tension of 5mmol/L aqueous solution of the surfactant A, in which the metal salt is contained in an amount to
generate an equivalent amount of cations to an amount of anions derived from the surfactant A<40 mN/m;

(iii) surface tension of 5 mmol/L aqueous solution of the surfactant B<40 mN/m; and
(iv) surface tension of 5mmol/L aqueous solution of the surfactant B, in which the metal salt is contained in an amount to
generate an equivalent amount of cations to an amount of anions derived from the surfactant B>40 mN/m wherein a molar concentration
of the surfactant A and the surfactant B in the aqueous medium is: the surfactant A:the surfactant B=1:7 to 1:15.

US Pat. No. 9,053,225

DATA PROCESSING APPARATUS, DATA PROCESSING METHOD, AND STORAGE MEDIUM

CANON KABUSHIKI KAISHA, ...

1. A data processing apparatus, which circulates data in one direction between a plurality of communication interfaces connected
in a ring shape, said apparatus comprising:
at least one input/output interface connected to at least one of the plurality of communication interfaces, which inputs/outputs
data to/from the connected communication interface;

a plurality of circuits respectively connected to a plurality of communication interfaces other than the communication interface
connected to said input/output interface, which process data input from the connected communication interfaces and output
the processed data to the connected communication interfaces;

a path setting circuit that sets a parameter regarding a path representing whether data input from said input/output interface
is data to be processed by said plurality of circuits based on a parameter indicating a processing order set by a controller;
and

a switching processor that switches between a first data processing path and a second data processing path, based on the parameter
regarding the path set by said path setting circuit, wherein

the first data processing path transfers the data in an order in which the plurality of communication interfaces are physically
connected,

the second data processing path transfers the data in a set logical connecting order other than the order in which the plurality
of communication interfaces are physically connected, and

said switching processor switches to the first data processing path in a case where the parameter regarding the path represents
that the data input from said input/output interface is not data to be processed by said plurality of circuits in the processing
order, and said switching processor switches to the second data processing path in a case where the parameter regarding the
path represents that the data input from said input/output interface is data to be processed by said plurality of circuits
in the processing order.

US Pat. No. 9,055,252

IMAGE PROCESSING APPARATUS, IMAGE PROCESSING METHOD, AND PRINTER

CANON KABUSHIKI KAISHA, ...

1. An image processing apparatus that performs image processing for printing an image on a printing medium by using a printing
head, the printing head including a first nozzle array having a plurality of nozzles for ejecting a first color ink, wherein
the plurality of nozzles of the first nozzle array are arranged in a predetermined direction, and a second nozzle array having
a plurality of nozzles for ejecting a second color ink, wherein the plurality of nozzles of the second nozzle array are arranged
in the predetermined direction, the second color ink being different from the first color ink, wherein the first nozzle array
and the second nozzle array are arranged in an intersecting direction which intersects with the predetermined direction, the
image processing apparatus comprising:
a first printing control unit configured to (i) print a first image on a first area in the printing medium by ejecting at
least the first and second color ink from a first nozzle unit based on a predetermined color signal representing a predetermined
color, wherein the first nozzle unit comprises a predetermined number of nozzles of the first nozzle array and a predetermined
number of nozzles of the second nozzle array, and (ii) print a second image on a second area in the printing medium which
is in a different position from the first area in the predetermined direction by ejecting at least the first and second color
ink from a second nozzle unit based on the predetermined color signal, wherein the second nozzle unit comprises a predetermined
number of nozzles of the first nozzle array and a predetermined number of nozzles of the second nozzle array, wherein the
respective nozzles of the predetermined number of nozzles of the first and second nozzle arrays are different from the nozzles
of the first nozzle unit, and wherein a position of nozzles of the second nozzle unit in the predetermined direction is different
from a position of nozzles of the first nozzle unit in the predetermined direction;

a first obtaining unit configured to obtain information showing whether or not a color correction to the first image is to
be performed;

a second obtaining unit configured to obtain a predetermined value of color difference which is used for performing color
correction to the first image, wherein the predetermined value of color difference is determined by a user; and

a second printing control unit configured to, in a case that the first obtaining unit obtains information showing the color
correction to the first image is performed, print a plurality of color correction images which are used for specifying a first
correcting color for correcting the predetermined color signal corresponding to the first nozzle unit,

wherein each of the plurality of the color correction images is printed by ejecting ink from the first nozzle unit to a third
area in the printing medium based on each of a plurality of correcting color signals representing each of a plurality of correcting
colors obtained by the color correction to the predetermined color signal, and

wherein a value of color difference between each of the plurality of correcting colors and the predetermined color corresponds
to the predetermined value of color difference obtained by the second obtaining unit, and by ejecting ink from the second
nozzle unit to a fourth area in the printing medium which is in a different position from the third area in the predetermined
direction based on the predetermined color signal without the color correction.

US Pat. No. 9,052,675

CARTRIDGE

Canon Kabushiki Kaisha, ...

1. A cartridge detachably mountable to a main assembly of an image forming apparatus, a cartridge comprising:
an electric energy receiving member;
a frame of resin material; and
an electrode member that (i) is molded by injecting electroconductive resin material into said frame and (ii) provides an
electroconductive path between said electric energy receiving member and a main assembly electrical contact provided in the
main assembly when said cartridge is mounted to the main assembly, said electrode member having a projected portion projected
from a surface of said frame for contacting the main assembly electrical contact, and said projected portion being provided
by changing a direction of flow of the injected electroconductive resin material by a metal mold or said frame.

US Pat. No. 9,044,987

RECORDING MEDIUM

Canon Kabushiki Kaisha, ...

1. A recording medium, comprising: a base, a first ink receiving layer, and a second ink receiving layer that is an outermost
layer in the stated order, wherein
the first ink receiving layer is a layer adjacent to the second ink receiving layer,
the first ink receiving layer contains a fumed silica,
the second ink receiving layer contains a colloidal silica and a polymer particle, and
an area in which the colloidal silica exists in a surface of the recording medium is 10% or more and 70% or less.

US Pat. No. 10,251,274

PRINTED CIRCUIT BOARD

CANON KABUSHIKI KAISHA, ...

1. A printed circuit board comprising:a transmitting circuit having a signal terminal for transmitting a digital signal and a ground terminal to which a ground voltage is applied; and
a printed wiring board on which the transmitting circuit is mounted, and which has at least three conductor layers stacked via insulating layers, wherein the three conductor layers are a first conductor layer, a second conductor layer and a third conductor layer,
wherein the printed wiring board comprises:
a first signal conductor pattern formed in the first conductor layer, and connected to the signal terminal of the transmitting circuit;
a resonance portion which comprises:
a ground conductor pattern formed in the second conductor layer, and connected to the ground terminal of the transmitting circuit;
a second signal conductor pattern having two conductor patterns including a first conductor pattern and a second conductor pattern, and a connecting conductor connecting between the two conductor patterns, formed in the third conductor layer and arranged in opposition to the ground conductor pattern in the second conductor layer; and
a via conductor connecting the second signal conductor pattern to the first signal conductor pattern,
wherein a surrounding area formed by surrounding the two conductor patterns by a shortest surrounding line is substantially the same as an area of the resonance portion resonating with the fundamental frequency of the digital signal,
wherein an area of the first conductor pattern is substantially equal to ½ of the surrounding area, and an area of the second conductor pattern is substantially equal to ¼ of the surrounding area, and
wherein an area between the first conductor pattern and the second conductor pattern within the surrounding area is substantially ¼ of the surrounding area.

US Pat. No. 10,178,956

SUBJECT INFORMATION ACQUISITION APPARATUS

Canon Kabushiki Kaisha, ...

1. An apparatus comprising:a casing having a first region and a second region, the first and second regions being different from each other in optical transmissivity, the casing being configured to store an acoustic matching material therein;
an irradiating portion disposed inside the casing so as to irradiate a subject with light via the second region, such that an acoustic wave is generated from the subject;
an acoustic probe disposed inside the casing so as to receive the acoustic wave, propagated from the subject, through the second region; and
a scanning mechanism configured to move the irradiating portion and the acoustic probe in relation to the casing,
wherein the second region shows higher optical transmissivity for the light irradiated from the irradiating portion than that shown by the first region.

US Pat. No. 10,151,994

IMAGE FORMING APPARATUS

Canon Kabushiki Kaisha, ...

1. An image forming apparatus comprising:a photosensitive member on which an electrostatic latent image is formed;
a charging roller in contact with said photosensitive member and configured to electrically charge said photosensitive member;
a voltage source configured to apply only a DC voltage to said charging roller;
a detecting member configured to detect a current flowing from said charging roller into said photosensitive member; and
a setting portion configured to set the DC voltage applied to said charging roller in an image forming period on the basis of a detection result of said detecting member when the DC voltage less than a discharge start voltage is applied from said voltage source to said charging roller in a period other than the image forming period, wherein said setting portion sets the DC voltage so that an absolute value of the DC voltage when an absolute value of the detected current is a first value is greater than an absolute value of the DC voltage when the absolute value of the detected current is a second value less than the first value.

US Pat. No. 10,149,245

INFORMATION PROCESSING APPARATUS, METHOD OF CONTROLLING THE SAME AND STORAGE MEDIUM

Canon Kabushiki Kaisha, ...

1. An information processing apparatus comprising:a wireless communicator that (a) performs a wireless communication with an access point and (b) has a power saving function in which the wireless communicator repeatedly shifts between an awake state, in which the wireless communicator performs the wireless communication with the access point, and a doze state, in which the wireless communicator does not perform the wireless communication with the access point and power consumption of the wireless communicator is suppressed, at regular intervals in accordance with a DTIM interval of DTIMs (Delivery Traffic Indication Messages) transmitted from the access point;
a memory; and
a processor that executes instructions stored in the memory to:
(1) set as a setting for the power saving function, in accordance with a user's instruction, one of (a) an ON setting that indicates the power saving function is used and (b) an OFF setting that indicates the power saving function is not used,
(2) determine, in a case where the ON setting has been set, whether or not a communication protocol to be used in the wireless communication is a specific communication protocol for transferring a file, and
(3) temporarily change the setting for the power saving function from the ON setting to the OFF setting in a case where it is determined that the communication protocol is the specific communication protocol, so that the wireless communicator does not enter the doze state while performing the wireless communication using the specific communication protocol.

US Pat. No. 10,146,484

INFORMATION PROCESSING APPARATUS, CONTROL METHOD FOR INFORMATION PROCESSING APPARATUS, AND NON-TRANSITORY COMPUTER-READABLE STORAGE MEDIUM FOR CONTROLLING DISPLAY OF AN INDICATOR

Canon Kabushiki Kaisha, ...

1. An information processing apparatus capable of performing a software program including (1) a first program layer with an instruction set to be interpreted and performed by a processor of the information processing apparatus and (2) a second program layer with an instruction set compiled in advance by a unit other than the processor, the information processing apparatus comprising:the processor, operatively coupled to a memory, the processor serving as units comprising:
(a) a transmission unit configured to transmit parameter information used for performing image processing from the first program layer to the second program layer;
(b) an image processing unit configured to perform the image processing in the second program layer based on the parameter information;
(c) a display control unit configured to display an indicator related to the image processing on a screen of the information processing apparatus;
(d) an instruction unit configured to issue an instruction to control display of the indicator from the second program layer to the first program layer; and
(e) a print instruction unit configured to cause a printing apparatus to perform print processing based on data for which the image processing has been performed,
wherein in a case where the image processing that the image processing unit performs in the second program layer based on the parameter information is completed, the instruction unit issues the instruction corresponding to the completion of the image processing from the second program layer to the first program layer, and
wherein in a case where the instruction unit issues the instruction corresponding to the completion of the image processing from the second program layer included in the software program performed by the information processing apparatus to the first program layer included in the software program performed by the information processing apparatus, the indicator is caused to disappear from the screen before the printing apparatus completes the print processing.

US Pat. No. 10,147,016

IMAGE PROCESSING APPARATUS TO ENCODE IMAGE DATA BY IMAGE PROCESSING PARAMETERS

Canon Kabushiki Kaisha, ...

1. An image processing apparatus comprising:one or more processors; and
at least one memory storing a program which, when executed by the one or more processors, causes the image processing apparatus to:
perform a first processing for image-processing a plurality of first image data, each corresponding to different areas of an image sensor, based on respectively different image processing parameters;
compare processing results of the plurality of first image data processed by the first processing, with each other;
select, from the different image processing parameters, one of the image processing parameters based on a comparison result; and
perform a second processing for image-processing second image data based on the selected image processing parameter,
wherein the second image data is obtained by combining a plurality of first image data together or obtained from an area other than the areas from where the plurality of first image data has been obtained.

US Pat. No. 10,146,157

DEVELOPMENT APPARATUS HAVING A MULTIPLE SCREW PORTION CONVEYANCE SCREW

CANON KABUSHIKI KAISHA, ...

1. A developing apparatus, comprising:a rotatable developer bearing member configured to bear developer including toner and carrier, and to convey the developer to a developing area facing an image bearing member;
a first chamber disposed below a rotation axis of the developer bearing member and configured to supply the developer to the developer bearing member in a state in which the developing apparatus is set to a developing position where the developing apparatus develops an electrostatic latent image born on the image bearing member;
a second chamber disposed to face the developer bearing member and to which the developer passing the developing area is collected from the image bearing member in the state in which the developing apparatus is set to the developing position;
a first communication portion which permits communication of the developer in the first chamber to the second chamber;
a second communication portion which permits communication of the developer in the second chamber to the first chamber;
a first conveyance screw disposed in the first chamber and configured to convey the developer in a first direction from the second communication portion toward the first communication portion;
a second conveyance screw disposed in the second chamber and configured to convey the developer in a second direction from the first communication portion toward the second communication portion, the second conveyance screw comprising:
a first screw portion disposed to face the second communication portion;
a second screw portion disposed downstream of the first screw portion in the second direction; and
a third screw portion disposed downstream of the first screw portion and upstream of the second screw portion in the second direction and facing the second communication portion;
a magnet fixedly disposed within the developer bearing member and configured to generate a magnetic field to strip the developer passing the developing area from a surface of the developer bearing member, the magnet comprising:
a first pole; and
a second pole having the same polarity as the first pole and disposed adjacent to the first pole on a downstream side of a peak position where magnetic flux density of the first pole becomes a maximum in a rotation direction of the developer bearing member;
a partition wall configured to separate the first chamber from the second chamber and comprising a guiding portion, the guiding portion being configured to guide and collect the developer passing the developing area from the developer bearing member to the second chamber, the guiding portion being disposed to face the developer bearing member such that a closest position, where the guiding portion is closest to the developer bearing member, is downstream of the peak position of magnetic flux density of the first pole and upstream of a peak position of magnetic flux density of the second pole;
a developer replenishing portion configured to replenish the developer; and
a developer discharge portion disposed downstream of the second conveyance screw in the second direction and configured to discharge a part of the developer according to replenishment of the developer from the developer replenishing portion,
wherein a bottom of the second chamber is above a bottom of the first chamber in a state where the developing apparatus is set to the developing position,
the first screw portion comprises a first blade portion formed spirally around a rotation shaft of the second conveyance screw and configured to convey the developer in the second chamber in the second direction,
the second screw portion comprises a second blade portion formed spirally around the rotation shaft of the second conveyance screw, the second blade portion being configured to convey the developer in the second chamber in the first direction and deliver the developer in the second chamber to the second communication portion, and
the third screw portion comprises no blade portion formed spirally around the rotation shaft of the second conveyance screw.

US Pat. No. 10,139,764

IMAGE FORMING APPARATUS

Canon Kabushiki Kaisha, ...

1. An image forming apparatus comprising:a plurality of image forming units configured to form images, each having a different color;
an intermediate transfer member to which a pattern formed by the plurality of image forming units is transferred, the pattern being used for detecting color misregistration;
a sensor configured to measure reflected light from the pattern on the intermediate transfer member to output an output value in accordance with a measurement result;
a comparator configured to compare the output value output from the sensor with a threshold value; and
a controller configured:
to control the plurality of image forming units to form a plurality of patterns, each having a different color, on the intermediate transfer member,
to control the sensor to measure reflected light from the plurality of patterns,
to compare an output value corresponding to the plurality of patterns output from the sensor with the threshold value using the comparator,
to detect an amount of color misregistration, related to a relative position of a pattern having a reference color among the plurality of patterns and a color pattern having another color among the plurality of patterns based on a comparison result of the comparator, and
to correct an image forming position of the other color based on the amount of color misregistration,
wherein, in a case where a first output value from the sensor satisfies a predetermined condition, the controller sets a fixed value as the threshold value, the first output value corresponding to a measurement result of reflected light from another pattern which differs from each of the plurality of patterns, and
wherein, in a case where the first output value does not satisfy the predetermined condition, the controller sets the threshold value based on the first output value and a second output value from the sensor, the second output value corresponding to a measurement result of reflected light from the intermediate transfer member.

US Pat. No. 10,139,770

POWER SOURCE DEVICE AND IMAGE FORMING APPARATUS

Canon Kabushiki Kaisha, ...

1. A power source device, comprising:a transformer including a primary winding and a secondary winding;
a switching element configured to enable or disable a supply of electric power to the primary winding by a switching operation;
a controller configured to control the switching operation,
wherein said controller is capable of effecting (i) continuous control in which the switching operation is continued, and (ii) intermittent control in which a switching period in which the switching operation is performed and a rest period in which the switching operation is at rest are repeated,
a calculating portion configured to (i) operate for generating a signal for controlling an operation of said switching element in a state that electric power is supplied, and (ii) not have electric power in the rest period so as to reduce electric power consumption; and
a measuring portion configured to measure time in the rest period,
wherein when the time measured by said measuring portion reaches a predetermined time period in the rest period, said calculating portion resumes the operation of generating the signal for controlling the operation of said switching element.

US Pat. No. 10,139,771

IMAGE FORMING APPARATUS

Canon Kabushiki Kaisha, ...

1. An image forming apparatus, comprising:a plurality of image forming units including a first image forming unit and a second image forming unit;
a rotatable and endless intermediate transfer member configured to transfer an image formed by each of the plurality of image forming units; and
a conductive metal plate,
wherein the first image forming unit is arranged downstream of a transfer position, at which the image transferred onto the intermediate transfer member is transferred onto a recording material, with respect to a rotational direction of the intermediate transfer member, and is arranged most upstream among the plurality of image forming units with respect to the rotational direction, and the second image forming unit is arranged adjacent to the first image forming unit and is arranged downstream of the first image forming unit with respect to the rotational direction,
wherein the first image forming unit comprises:
a first image bearing member;
a first developing device having a first developing container which contains a first developer including a toner of first color and a carrier, the first developing device having a first developing rotary member configured to bear and convey the first developer to a position at which an electrostatic image formed on the first image bearing member is to be developed,
a first magnetic permeability sensor arranged on the first developing device and configured to detect magnetic permeability of the first developer so as to detect a toner density of the first developer, the first magnetic permeability sensor including a first base portion and a first detecting portion which is arranged on the first base portion along a rotation axis direction of the first developing rotary member to detect the magnetic permeability of the first developer; and
a first cleaning unit configured to remove residual toner from the first image bearing member, the first cleaning unit having a first cleaning blade configured to contact with the first image bearing member to remove the residual toner from the first image bearing member and a conductive first metal support plate configured to support the first cleaning blade,
wherein the second image forming unit comprises:
a second image bearing member;
a second developing device having a second developing container which contains a second developer including a toner of second color and a carrier, the second developing device having a second developing rotary member configured to bear and convey the second developer to a position at which an electrostatic image formed on the second image bearing member is to be developed, the second developing device arranged downstream of the first cleaning unit with respect to the rotational direction so as to be adjacent to the first cleaning unit;
a second magnetic permeability sensor arranged on the second developing device and configured to detect magnetic permeability of the second developer so as to detect a toner density of the second developer, the second magnetic permeability sensor including a second base portion and a second detecting portion which is arranged on the second base portion along a rotation axis direction of the second developing rotary member to detect the magnetic permeability of the second developer; and
a second cleaning unit configured to remove residual toner from the second image bearing member, the second cleaning unit having a second cleaning blade configured to contact with the second image bearing member to remove the residual toner from the second image bearing member and a conductive second metal support plate configured to support the second cleaning blade,
wherein, when viewed from a direction perpendicular to the rotation axis direction of the second developing rotary member, a shortest distance between the first metal support plate and the second detecting portion is equal to or less than 10 mm, and
wherein, when viewed from a direction perpendicular to the rotation axis direction of the first developing rotary member, the conductive metal plate overlaps the first detecting portion with respect to the rotation axis direction of the first developing rotary member and a shortest distance between the conductive metal plate and the first detecting portion is equal to or less than 10 mm.

US Pat. No. 10,139,777

CARTRIDGE, PROCESS CARTRIDGE AND ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS

Canon Kabushiki Kaisha, ...

1. A process cartridge detachably mountable to a main assembly of an electrophotographic image forming apparatus, the main assembly including a main assembly side drive transmission member and a main assembly side urging member, the process cartridge comprising:(i) a rotatable photosensitive member;
(ii) a rotatable developing roller configured to develop a latent image formed on the photosensitive member, the developing roller being capable of contacting to and spacing from the photosensitive member;
(iii) an urging force receiving portion configured to receive, from the main assembly side urging member, an urging force for spacing the developing roller from the photosensitive member;
(iv) a cartridge side drive transmission member capable of the coupling with the main assembly side drive transmission member and configured to receive, from the main assembly side drive transmission member, a rotational force for rotating the developing roller; and
(v) a decoupling member capable of decoupling the cartridge side drive transmission member from the main assembly side drive transmission member with reception of the urging force by the urging force receiving portion.

US Pat. No. 10,140,069

PRINTING APPARATUS, METHOD OF CONTROLLING THE SAME, AND STORAGE MEDIUM

CANON KABUSHIKI KAISHA, ...

1. A printing apparatus comprising:a memory device that stores a set of instructions; and
at least one processor that executes the instructions to function as:
an obtaining unit that obtains first user information included in a received print job;
a determination unit that determines whether or not the first user information includes first character information that is not supported by a user authentication function;
a conversion unit that converts the first user information to second user information when the first character information that the determination unit has determined to be not supported by the user authentication function is changed to second character information supported by the user authentication function; and
a control unit that, if the second user information obtained by conversion performed by the conversion unit does not match user information managed by the user authentication function, registers the first user information and the second user information to the user authentication function in association with each other, and
if the second user information matches user information managed by the user authentication function, registers, to the user authentication function, the first user information and third user information that are information based on the first user information and are different from the second user information, in association with each other.

US Pat. No. 10,139,584

LENS APPARATUS AND OPTICAL APPARATUS

CANON KABUSHIKI KAISHA, ...

1. A lens apparatus comprising:a first lens holder configured to hold a first lens and including a plurality of first contacting portions and a second contacting portion; and
a base member configured to support the first lens holder and including a plurality of first receiving portions and a second receiving portion,
wherein, the first lens holder and the base member are connected to each other,
each of the first receiving portions is disposed so as to sandwich each of the first contacting portions in a circumferential direction of the first lens,
the second receiving portion is disposed so as to sandwich the second contacting portion in an optical axis direction in which an optical axis of the first lens extends,
the first contacting portions are a plurality of rollers,
at least one of the first contacting portions is an eccentric roller including an eccentric portion eccentric with respect to a rotation center of the eccentric roller for a change of a position of the first lens holder with respect to the base member in a plane orthogonal to the optical axis direction by a rotation of the eccentric roller, the eccentric portion contacting one of the first receiving portions,
the second contacting portion contacts the second receiving portion so as to position the first lens holder with respect to the base member in the optical axis direction and to suppress the first lens holder from tilting with respect to the base member,
the base member includes multiple extending portions extending in the optical axis direction disposed at mutually different positions in the circumferential direction,
the multiple extending portions each include a first receiving portion and the second receiving portion,
each of the first receiving portions is defined by paired wall portions contacting with the each of the first contacting portions and the second receiving portion is defined by a groove portion of each of the multiple extending portions and the second contacting portion is a protrusion engaging with the groove portion,
an end portion of each of the multiple extending portions includes a part which houses one of the first contacting portions and is opened toward a side of the first lens holder, and
the paired wall portions are provided on an inner surface of the part and the groove portion is provided in the part.

US Pat. No. 10,139,587

LENS BARREL AND OPTICAL APPARATUS

CANON KABUSHIKI KAISHA, ...

1. A lens barrel comprising:a magnification-varying lens movable in an optical axis direction, in which an optical axis of the lens barrel extends, to perform variation of magnification;
a focusing lens movable in the optical axis direction to perform focusing;
a first rotatable member rotatable in a circumferential direction about the optical axis to move the focusing lens in the optical axis direction;
a first aperture stop unit including a first light-blocking member and a second rotatable member rotatable in the circumferential direction to move the first light-blocking member;
a third rotatable member to be rotated in the circumferential direction by receiving a rotation of the first rotatable member;
a first mechanism configured to, in the variation of magnification, convert a relative movement of the second and third rotatable members in the optical axis direction into a rotation of the second rotatable member in the circumferential direction; and
a second mechanism configured to, in the focusing, transmit the rotation of the first rotatable member to the third rotatable member to rotate the third rotatable member and transmit the rotation of the third rotatable member to the second rotatable member to rotate the second rotatable member.

US Pat. No. 10,139,606

ZOOM LENS FOR FORMING HIGH-DEFINITION IMAGE AND IMAGE PROJECTION APPARATUS HAVING THE SAME

CANON KABUSHIKI KAISHA, ...

1. A zoom lens comprising:in order from an enlargement conjugate side to a reduction conjugate side,
a first lens unit having a negative refractive power;
a second lens unit having a positive refractive power;
a third lens unit having a positive refractive power;
a fourth lens unit having a positive refractive power;
a fifth lens unit having a negative refractive power;
a sixth lens unit having a negative refractive power; and
a seventh lens unit having a positive refractive power,
wherein when zooming from a wide-angle end to a telephoto end, the second lens unit, the third lens unit, the fourth lens unit, the fifth lens unit, and the sixth lens unit are configured to move from the reduction conjugate side to the enlargement conjugate side while a space between lens units adjacent to each other changes, and
wherein a conditional expression below is satisfied:
2.3<|f1|/fw<4.0,
where fw is a focal length of the zoom lens at the wide-angle end and f1 is a focal length of the first lens unit.

US Pat. No. 10,136,807

OPTICAL COHERENCE TOMOGRAPHY SYSTEM

Canon Kabushiki Kaisha, ...

1. A polarization-sensitive optical coherence tomography system comprising:an interferometer which includes single mode fibers and a plurality of polarization controllers, wherein at least one of the plurality of polarization controllers is disposed on each of the fibers of the interferometer, which include a fiber for a sample light beam, a fiber for a reference light beam, and a fiber for a detection light beam; and
an image forming unit which determines a pixel value from a data set consisting of two orthogonal polarization components simultaneously obtained at substantially identical spatial positions of an object,
wherein a measurement light beam has a static single polarization state.

US Pat. No. 10,140,723

INFORMATION PROCESSING APPARATUS AND METHOD

Canon Kabushiki Kaisha, ...

1. An apparatus comprising:an image input unit configured to obtain an input image of a physical space that was captured by an image capturing unit, wherein the image includes an index to be used in processing for obtaining the position and the orientation of the image capturing unit, located in the physical space and the image can include a display device for displaying an image generated based on the input image, located in the physical space;
an estimation unit configured to estimate a region including the display device in the input image based on a position of the display device in the physical space, wherein the position of the display device in the physical space is known;
a detection unit configured to detect, from the input image, the index included in the input image; and
a position and orientation measuring unit configured to obtain a position and an orientation of the image capturing unit based on the index detected from a region other than the estimated region including the display device in the input image, wherein the index in the estimated region including the display device is not used in processing for obtaining the position and the orientation of the image capturing unit.

US Pat. No. 10,140,726

APPARATUS AND METHOD FOR ESTIMATING GAZED POSITION OF PERSON

CANON KABUSHIKI KAISHA, ...

1. An image processing apparatus comprising:one or more processors; and
a memory coupled to the one or more processors, the memory having stored thereon instructions which, when executed by the one or more processors, cause the image processing apparatus to:
detect, respectively from plural images obtained by imaging with plural imaging units a space in which plural persons exist, positions of the persons on the images;
perform association of a same person in the plural images;
estimate positions of the persons in the space, based on the positions of the persons on the images detected from the plural images and a result of the association;
estimate eye directions of the persons, based on the plural images;
estimate a spatial distribution of positions gazed by the plural persons, based on the estimated positions of the plural persons in the space and the estimated eye directions of the plural persons; and
estimate a gazing level for each object, based on the estimated spatial distribution of the gazed positions.

US Pat. No. 10,139,964

CONTROL APPARATUS FOR A TOUCH PANEL AND CONTROL METHOD FOR THE TOUCH PANEL

Canon Kabushiki Kaisha, ...

1. An apparatus comprising at least one processor coupled to at least one memory, the at least one processor executing to:determine, based on a comparison of a sensed electrostatic capacitance value of an electrostatic sensor provided to an electrostatic touch panel and a reference electrostatic capacitance value, whether a portion of the electrostatic touch panel is being touched by an operator;
determine whether the sensed electrostatic capacitance value decreases, while it is determined that the portion of the electrostatic touch panel is being touched by the operator, more than a threshold in a predetermined period; and
in response to a determination that the sensed electrostatic capacitance value decreases more than the threshold in the predetermined period while it is determined that the portion of the electrostatic touch panel is being touched by the operator, increase the reference electrostatic capacitance value while it is determined that the portion of the electrostatic touch panel is being touched by the operator, the increase causing the apparatus to change the determination that the portion of the electrostatic touch panel is being touched by the operator to a determination that the portion of the electrostatic touch panel is no longer being touched by the operator.

US Pat. No. 10,142,825

COMMUNICATION APPARATUS COMMUNICATING WITH EXTERNAL APPARATUS BY WIRELESS COMMUNICATION, METHOD FOR CONTROLLING COMMUNICATION APPARATUS, AND STORAGE MEDIUM

Canon Kabushiki Kaisha, ...

1. A communication apparatus comprising:a first wireless communication unit;
a second wireless communication unit; and
a control unit,
wherein the control unit is configured to perform control
to periodically transmit an advertise from the second communication unit,
upon receiving a response to the advertise by the second wireless communication unit, to start connection processing for getting connected to an external device via the second wireless communication unit,
to share with the external apparatus a communication parameter to be used for communication via the first wireless communication unit after starting the connection processing,
to notify a user of completion of the connection processing after completion of processing for sharing with the external apparatus, the communication parameter to be used for communication via the first wireless communication unit, and
such that a service executable via the second wireless communication unit is not available for use until the completion of the processing for sharing with the external apparatus the communication parameter to be used for communication via the first wireless communication unit.

US Pat. No. 10,133,169

LIGHT SOURCE OPTICAL SYSTEM AND PROJECTION DISPLAY APPARATUS EMPLOYING THE SAME

Canon Kabushiki Kaisha, ...

1. A light source optical system configured to guide a light flux from a light source to a wavelength conversion element, the light source optical system comprising:a first lens surface array including a plurality of first lens surfaces;
a second lens surface array including a plurality of second lens surfaces and configured to receive a light flux from the first lens surface array; and
a condense optical system having a positive power and configured to guide a light flux from the second lens surface array to the wavelength conversion element,
wherein the following expression is satisfied:

where the number of the second lens surfaces is defined as N, a focal length of each of the respective second lens surfaces is defined as fLA, and an area of each of the respective second lens surfaces is defined as SLA.

US Pat. No. 10,133,687

COMMUNICATION APPARATUS AND DATA PROCESSING METHOD

Canon Kabushiki Kaisha, ...

1. A communication apparatus comprising:a first memory;
a second memory that allows higher-speed access than the first memory; and one or more computers that cause the communication apparatus to:
determine whether a communication protocol of transmission data is Transmission Control Protocol (TCP) or User Datagram Protocol (UDP);
use the first memory as a network buffer to packetize the transmission data, in a case where it is determined that the communication protocol of the transmission data is UDP;
use the second memory as a network buffer to packetize the transmission data, in a case where it is determined that the communication protocol of the transmission data is TCP,
wherein, even when it is determined that the communication protocol of the transmission data is TCP, in a case where an available network buffer capacity in the second memory is smaller than a predetermined amount, the first memory is used as a network buffer to packetize the transmission data; and
transmit a packet which comprises the transmission data to a network.

US Pat. No. 10,132,963

OPTICAL ELEMENT AND OPTICAL APPARATUS

CANON KABUSHIKI KAISHA, ...

1. An optical element that includes an optical surface having a multilayer film,wherein the multilayer film comprises at least two stacks, each of the at least two stacks including a first film having a first refractive index for a light of a wavelength of ?i and a second film having a second refractive index for the light smaller than the first refractive index,
wherein outermost layers of each of the at least two stacks, which are a film disposed at a position closest to the optical surface in each of the at least two stacks and a film disposed at a position furthest away from the optical surface in each of the at least two stacks, are configured by the first film,
wherein a film configuration of each of the at least two stacks has symmetry along a stack direction such that each of the at least two stacks consists of the first film, the second film, and the first film from the position furthest away from the optical surface in each of the at least two stacks to the position closest to the optical surface in each of the at least two stacks, with the first films in each of the at least two stacks having equivalent physical thicknesses as each other, and
wherein the following conditional expressions are satisfied such that each of the at least two stacks functions as one equivalent film having negative dispersion:

where ?H is a propagation angle of an incident light in the first film, ?M is a propagation angle of the incident light in the second film, nH is the first refractive index, nM is the second refractive index, dH is a physical thickness of the first film, and dM is a physical thickness of the second film.

US Pat. No. 10,133,230

DOOR FOR AN IMAGE FORMING APPARATUS

Canon Kabushiki Kaisha, ...

1. An image forming apparatus for forming an image on a recording material, said apparatus comprising:a main assembly;
an openable member openable and closable relative to said main assembly;
a flexible connecting member connecting said openable member with said main assembly, said connecting member being slidable relative to at least one of said main assembly and said openable member, wherein said connecting member slides with opening of said openable member relative to said main assembly; and
a sliding member swingably supported by said main assembly or said openable member and slidable relative to said connecting member which slides,
wherein when said openable member is opened, said connecting member contacts, while sliding, a part of said sliding member on one side with respect to a center of swing to press said sliding member, so that the other side with respect to the center of swing of said sliding member urges said connecting member to an urged portion to retard a sliding movement of said connecting member.

US Pat. No. 10,133,326

INFORMATION PROCESSING APPARATUS, METHOD FOR CONTROLLING INFORMATION PROCESSING APPARATUS, AND STORAGE MEDIUM FOR ESTABLISHING LINK-UP BETWEEN COMMUNICATION DEVICES

Canon Kabushiki Kaisha, ...

1. An information processing apparatus comprising:a controller including a first communication unit;
a function extension unit including a second communication unit; and
a resetting circuit configured to output a reset signal to the controller,
wherein the function extension unit outputs, to the resetting circuit, a signal indicating that communication of the second communication unit can be established after configuration of the second communication unit is completed,
wherein the resetting circuit stops outputting the reset signal to the controller according to reception of the signal output by the function extension unit,
wherein the function extension unit comprises a timer configured to measure a time,
wherein the function extension unit outputs, to the resetting circuit, a signal indicating that communication of the second communication unit can be established based on a time measured by the timer even if the configuration of the second communication unit is not completed, and
wherein the first communication unit of the controller starts communication with the second communication unit to initiate link training if the resetting circuit stops outputting the reset signal to the controller.

US Pat. No. 10,131,806

AQUEOUS INK, INK CARTRIDGE, AND INK JET RECORDING METHOD

Canon Kabushiki Kaisha, ...

1. An aqueous ink for ink jet, the aqueous ink comprising:a pigment; and
a resin,
wherein the pigment is impregnated with a compound having a structure in which at least two structures each represented by General Formula (1) are bonded by a glycoside bond:

 wherein, in General Formula (1), each of R1 to R6 is independently a hydrogen atom, a methyl group, a phosphonic acid group, —(CH2)x—OH, —(OCH(CH3))y—COOH, —NH(COCH2)z—H, —OCOCH2CH(OCOCH2(OH)C11H22CH3)C10H20CH3, or —NHCOCH2CH(OC11H22CH3)C10H20CH3, and at least one of R1 and R2 is a hydroxy group, and each of x, y, and z is independently a number from 0 or more to 6 or less.

US Pat. No. 10,126,190

CAPACITIVE FORCE SENSOR AND GRASPING DEVICE

Canon Kabushiki Kaisha, ...

1. A capacitive force sensor for measuring based on contacting with an object, comprising:a plurality of cells each including a lower electrode, a movable member that includes an upper electrode and has flexibility, and a support arranged to movably support the movable member and to form a gap between the upper electrode and the lower electrode,
wherein the plural cells are grouped into elements each including at least the plural cells, and in a same element, the lower electrodes are electrically connected to each other and the upper electrodes are electrically connected to each other, and between different elements, at least ones of the upper electrodes and the lower electrodes are electrically separated from each other; and
wherein at least a part of the elements is covered at its surface with an elastic body having a smaller longitudinal elasticity modulus than that of the support, and
wherein the thickness of the elastic body is larger than a height of the gap.

US Pat. No. 10,128,015

X-RAY SHIELD GRATING AND X-RAY TALBOT INTERFEROMETER INCLUDING X-RAY SHIELD GRATING

Canon Kabushiki Kaisha, ...

1. An X-ray shield grating comprising:a substrate on which a plurality of recessed portions are arranged; and metal that is arranged in each of the recessed portions,
wherein the substrate includes a bent region that is bent in an arrangement direction in which the plurality of recessed portions are arranged,
wherein a radius of curvature of the bent region is 200 millimeters or less, and
wherein in the bent region,
in a case where a maximum value of a width of a region sandwiched between two adjacent recessed portions of the plurality of recessed portions is less than or equal to three times a minimum value of the width of the region sandwiched between the two adjacent recessed portions, and
in a case where a width of the substrate in an end portion of the bent region represents a shortest distance from the end portion to the metal when the end portion is part of the substrate, and represents 0 when the end portion is part of the metal,
wherein the end portion is cut off so the width of the substrate in the end portion of the bent region being less than or equal to three times the minimum value of the region sandwiched between the two adjacent recessed portions of the plurality of recessed portions,
wherein the substrate includes an outer frame region that is in contact with the bent region, and the radius of curvature of the outer frame region is greater than 200 millimeters, and
wherein the substrate has a first surface including the metal arranged in the plurality of the recessed portions and a second surface that is located on the opposite side of the first surface, and the first surface is broadened compared with the second surface.

US Pat. No. 10,126,536

ZOOM LENS AND IMAGE PICKUP APPARATUS INCLUDING THE SAME

CANON KABUSHIKI KAISHA, ...

1. A zoom lens, comprising:a lens unit Ln1 having a negative refractive power;
a lens unit Ln2 having a negative refractive power arranged adjacent to and on an image side of the lens unit Ln1;
a lens unit Lp1 having a positive refractive power arranged adjacent to and on the image side of the lens unit Ln2; and
a rear lens group including one or more lens units arranged on the image side of the lens unit Lp1,
wherein an interval between each pair of adjacent lens units is changed during zooming,
wherein the lens unit Ln1 and the lens unit Lp1 are moved along the same locus during zooming, and
wherein the lens unit Ln2 is moved toward the obj ect side during focusing from infinity to proximity.

US Pat. No. 10,126,594

TRI-COLOR LED GROUPS SPACED FOR OPTIMAL COLOR MIXING

Canon Kabushiki Kaisha, ...

1. A light source apparatus comprising a plurality of light source groups, and a diffusion member configured to diffuse light emitted from the plurality of tight source groups,wherein each light source group has:
a plurality of first light sources configured to emit light of a first color;
a plurality of second light sources configured to emit light of a second color with a spectral peak wavelength longer than that of the first color; and
a plurality of third light sources configured to emit light of a third color with a spectral peak wavelength shorter than that of the first color,
a distance between the plurality of second light sources of a same light source group and a distance between the plurality of third light sources of the same light source group are each shorter than a minimum value of a distance between the plurality of first light sources of the same light source group,
a distance between the light source group and the diffusion member in a light emission direction of the light source group is shorter than a distance between a central position of the light source group and a central position of a second light source group that is adjacent to the aforementioned light source group, and
the distance between the light source group and the diffusion member in a light emission direction of the light source group is longer than a minimum value of a distance between any of the plurality of first light sources of the light source group and any of the plurality of first light sources of the second light source group that is adjacent to the aforementioned light source group.

US Pat. No. 10,129,416

IMAGE PROCESSING APPARATUS, CONTROL METHOD FOR IMAGE PROCESSING APPARATUS, AND RECORDING MEDIUM

Canon Kabushiki Kaisha, ...

6. A method to control an image processing apparatus configured to accept an operation instruction for the image processing apparatus from an operation unit of the image processing apparatus, and to accept an operation instruction for the image processing apparatus from an information processing apparatus connected to the image processing apparatus via a network, the method comprising:setting a restriction on change in a setting of the image processing apparatus through an operation of the operation unit;
setting whether to permit cancellation of the restriction setting through an operation of the operation unit;
making a control in such a way that the cancellation of the restriction setting through an operation of the operation unit is permitted in a case where the cancellation of the restriction setting through an operation of the operation unit is set to be permitted;
making a control in such a way that the cancellation of the restriction setting through an operation of the operation unit is not permitted in a case where the cancellation of the restriction setting through an operation of the operation unit is set not to be permitted; and
accepting an instruction to cancel the restriction setting from the information processing apparatus regardless of the setting of whether to permit the cancellation of the restriction setting through an operation of the operation unit.

US Pat. No. 10,129,493

RADIATION IMAGING APPARATUS AND CONTROL METHOD OF THE SAME

CANON KABUSHIKI KAISHA, ...

1. A radiation imaging apparatus comprising:a sensor array, on which a plurality of sensors are arrayed, configured to detect radiation;
readout circuitry configured to read out image data, based on signals from the plurality of sensors, from the sensor array, the readout circuitry including, as operation modes, a first mode of reading out image data of one frame in a first period, and a second mode of reading out image data of one frame in a second period shorter than the first period;
one or more processors; and
one or more memories configured to hold image data and storing instructions that, when executed by the one or more processors, cause the radiation imaging apparatus to:
perform, after irradiation to the sensor array is complete, first control which causes the readout circuitry in the second mode to read out image data while the sensor array is not irradiated, to update image data already held by the one or more memories as offset data for the second mode by using the former offset data, and
perform, after the first control is performed, second control which causes the readout circuitry in the first mode to read out image data while the sensor array is not irradiated, to update image data already held by the one or more memories as offset data for the first mode by using the former offset data.

US Pat. No. 10,122,876

IMAGE READING APPARATUS AND IMAGE FORMING APPARATUS

CANON KABUSHIKI KAISHA, ...

1. An image reading apparatus, comprising:a reading unit including a transparent portion and a reading portion configured to read an image on a sheet through the transparent portion;
a conveyance unit disposed above the reading unit and configured to convey the sheet toward the transparent portion;
a support portion configured to support the conveyance unit openably and movably with respect to the reading unit in a vertical direction between an upper position and a lower position;
a bundled wire transmitting a signal or electric power to the conveyance unit and passing through the reading unit; and
a cover portion configured to cover the bundled wire between the reading unit and the conveyance unit, the cover portion comprising a first cover member provided on the conveyance unit and a second cover member provided movably in the vertical direction with respect to the reading unit and so as to overlap with the first cover member at inside or outside of the first cover member in a plane orthogonal to the vertical direction,
wherein a whole length of the cover portion in the vertical direction in a case where the conveyance unit is located at the upper position is longer than a whole length of the cover portion in the vertical direction in a case where the conveyance unit is located at the lower position,
wherein the first cover member comprises an abutment portion configured to come into contact with the second cover member on the way of the conveyance unit moving from the lower position to the upper position, and
wherein the second cover member is configured to move upward together with the first cover member in a state in which the second cover member is in contact with the abutment portion.

US Pat. No. 10,120,326

MANUFACTURING METHOD FOR CARTRIDGE ATTACHABLE TO IMAGE FORMING APPARATUS AND CARTRIDGE

Canon Kabushiki Kaisha, ...

1. A method of manufacturing a cartridge that is attachable to an image forming apparatus by using a cartridge having a rotator, a frame that supports the rotator, an elastic member that is provided in a concave portion formed in the frame along a rotation axis direction of the rotator, and a sheet member that has one end portion fixed to the elastic member and another end portion abutting on the rotator along the rotation axis direction of the rotator, the manufacturing method comprising:detaching the rotator from the frame;
detaching the sheet member from the frame;
detaching at least a part of the elastic member from the frame; and
attaching another sheet member to the frame via an adhesive member that is attached to an adhesive member attachment portion formed between the concave portion and the another sheet member.

US Pat. No. 10,120,333

IMAGE FORMING APPARATUS HAVING PROCESS CARTRIDGE, CONTROL METHOD THEREFOR, AND STORAGE MEDIUM

CANON KABUSHIKI KAISHA, ...

1. An image forming apparatus having a cartridge comprised of a plurality of components, comprising:a memory device that stores instructions; and
at least one processor that executes the instructions to:
obtain life span information indicating respective life spans of a plurality of components of a first type cartridge, the first type cartridge being a type of cartridge on which life span information on some, but not all, of the components is obtainable;
obtain life span information indicating respective life spans of a plurality of components of a second type cartridge, the second type cartridge being a different type of cartridge than the first type cartridge, and the second type cartridge being a type of cartridge on which life span information on all of the components is obtainable;
determine whether a cartridge in the image forming apparatus is the first type cartridge;
calculate a life span of the cartridge in the image forming apparatus; and
provide notification of the calculated life span of the cartridge in the image forming apparatus,
wherein, upon a condition that the cartridge in the image forming apparatus is determined to be the first type cartridge on which life span information on some, but not all, of the components is obtainable, the life span of the first type cartridge in the image forming apparatus is calculated based on only the obtained life span information on some of the components.

US Pat. No. 10,120,452

INFORMATION PROCESSING APPARATUS FOR RECOGNIZING OPERATION INPUT BY GESTURE OF OBJECT AND CONTROL METHOD THEREOF

CANON KABUSHIKI KAISHA, ...

1. An information processing apparatus comprising:one or more memories storing instructions; and
one or more processors that, when executing the instructions, causes the information processing apparatus to:
obtain information indicating a proximity state of an object and a predetermined operation surface, based on information of sensing the predetermined operation surface from above;
set a condition regarding the proximity state for determining whether the object is released from the operation surface based on a moving speed and a release threshold value of the object in a period during which the object is regarded as touching the operation surface for input by the obtained information, wherein the release threshold value changes depending on the moving speed; and
determine that the object is released from the operation surface in response to that the obtained information satisfies the set condition.

US Pat. No. 10,120,496

DISPLAY CONTROL APPARATUS AND CONTROL METHOD THEREOF

Canon Kabushiki Kaisha, ...

1. A display control apparatus comprising:a touch detector configured to detect a touch operation on a display unit; and
a memory and at least one processor and/or at least one circuit to perform the operations of the following units:
a display control unit configured to:
perform control, in a case where the touch detector detects a multi-touch operation on the display unit without detecting a predetermined touch operation maintained on the display unit from a time before detection of the multi-touch operation, such that a display object displayed on the display unit is enlarged or reduced in accordance with the multi-touch operation, with reference to a first position that is based on the positions at which the multi-touch operation is performed, the predetermined touch operation including movement of a touch position on the display unit, and
perform control, in a case where the touch detector detects the predetermined touch operation and the touch detector detects a multi-touch operation while at least one touch of the predetermined touch operation has been maintained after the predetermined touch operation was performed, such that the display object displayed on the display unit is enlarged or reduced in accordance with the multi-touch operation, with reference to a second position that is not based on the positions at which the multi-touch operation is performed.

US Pat. No. 10,115,042

IMAGE PROCESSING APPARATUS AND IMAGE PROCESSING METHOD

CANON KABUSHIKI KAISHA, ...

36. An image processing apparatus for generating print data used in each of K relative scans performed on a unit area on a print medium by a print head for discharging ink, the print data determining discharge or non-discharge of ink to each pixel area corresponding to a plurality of pixels in the unit area, the image processing apparatus comprising:the print head;
a first acquisition unit configured to acquire image data that corresponds to an image to be printed in the unit area and that determines an attribute of each of the plurality of pixels in the image, and a number of discharges of ink from zero to N (N?2) to each of the plurality of pixels; and
a generation unit configured to generate the print data based on the image data acquired by the first acquisition unit, and K mask patterns that correspond to the K scans and that determine allowing or disallowing ink to be discharged in accordance with the attribute and number of discharges indicated at each of the plurality of pixels by the image data,
wherein first print permitting pixels and second print permitting pixels are placed in the K mask patterns such that (i) a difference between a number of the first print permitting pixels placed in J (1

US Pat. No. 10,115,044

IMAGE PROCESSING SYSTEM AND IMAGE PROCESSING APPARATUS FOR SENDING IMAGE DATA

Canon Kabushiki Kaisha, ...

1. An image processing system, comprising:a display capable of displaying an operation key in which information of a folder corresponding to an authenticated user is set as a transmission destination;
a memory storing instructions, and
a processor executing the instructions causing the image processing system to:
control a transmission of data to the transmission destination in accordance with selection of the operation key on the display; and
control a restriction of use of the operation key in accordance with an instruction for permitting transmission to a predetermined transmission destination registered by an administrator and inhibiting transmission to another transmission destination registered by a user who is different from the administrator,
wherein, in a case where the transmission destination set in the operation key is registered by a user different from the administrator, the restriction for the operation key is performed in accordance with the instruction, and
wherein, in a case where the transmission destination set in the operation key is registered by the administrator, the restriction is not performed in accordance with the instruction.

US Pat. No. 10,114,303

TONER

CANON KABUSHIKI KAISHA, ...

1. A toner comprising a toner particle, whereinthe toner particle has a core-shell structure constituted by a core portion and a shell portion,
the core portion contains a binder resin and a wax, and
the shell portion contains a polyester resin A,
the polyester resin A comprising an isosorbide unit represented by formula (1)

the polyester resin A being a polymerization product obtained by condensation polymerization of:
(i) a dicarboxylic acid or anhydride thereof, wherein the dicarboxylic acid is selected from the group consisting of maleic acid, fumaric acid, itaconic acid, oxalic acid, malonic acid, succinic acid, dodecyl succinic acid, dodecenyl succinic acid, adipic acid, azelaic acid, sebacic acid, decane-1,10-dicarboxylic acid, phthalic acid, tetrahydrophthalic acid, hexahydrophthalic acid, tetrabromophthalic acid, tetrachlorophthalic acid, HET acid, himic acid, isophthalic acid, terephthalic acid, cyclohexanedicarboxylic acid and 2,6-naphthalenedicarboxylic acid,
(ii) an isosorbide represented by formula (2)

(iii) a divalent alcohol other than the isosorbide, wherein the divalent alcohol is selected from the group consisting of ethylene glycol, 1,2-propylene glycol, 1,4-butanediol, 1,5-pentanediol, 1,6-hexanediol, diethylene glycol, dipropylene glycol, triethylene glycol, neopentyl glycol, bisphenol A, bisphenol F, ethylene oxide adducts of bisphenol A, propylene oxide adducts of bisphenol A, xylylene diglycol, 1,4-cyclohexanedimethanol and hydrogenated bisphenol A, and
(iv) at least one compound selected from the group consisting of a tricarboxylic acid, a tetracarboxylic acid, a tricarboxylic acid anhydride, and a tetracarboxylic acid anhydride, wherein the tricarboxylic acid is trimellitic acid or methylcyclohexene tricarboxylic acid, the tetracarboxylic acid is pyromellitic acid, the tricarboxylic acid anhydride is trimellitic acid anhydride or methylcyclohexene tricarboxylic acid anhydride, and the tetracarboxylic acid anhydride is pyromellitic acid anhydride,
the isosorbide unit is contained in a molar ratio of 1.58 to 10.50 mol % based on a total number of monomer units constituting the polyester resin A,
an acid value of the polyester resin A is 2.0 to 15.0 mgKOH/g,
a content of the polyester resin A is 1.0 to 10.0 mass parts based on 100.0 mass parts of the binder resin, and
when observing a cross-section of the toner using a transmission electron microscope (TEM), 0.25 ?(r/R)st?0.50, where (r/R)st is an arithmetic mean of twenty r/R calculations determined by:
(1) selecting twenty toner particle cross-sections, each of the twenty toner particle cross-sections has a major axis R (?m) that satisfies a relationship 0.9?R/D4?1.1 with respect to a weight-average diameter D4 (?m) of the toner as measured with a flow particle image measuring apparatus, and
(2) determining r/R for each of the twenty toner particle cross-sections, wherein the r (?m) denotes the largest major axis of a domain composed of the wax present in the one toner particle cross-section.

US Pat. No. 10,117,153

COMMUNICATION APPARATUS, COMMUNICATION METHOD, AND STORAGE MEDIUM

Canon Kabushiki Kaisha, ...

1. A communication apparatus comprising:one or more computers that cause the communication apparatus to:
perform scan for a Neighbor Awareness Networking (NAN) cluster, by receiving a discovery beacon, other than a first NAN cluster where the communication apparatus participates;
determine, in a case where a second NAN cluster, which has a cluster grade that is higher than a cluster grade of the first NAN cluster, is detected by the scan, whether the communication apparatus is performing wireless data communication, which is different from the scan, with a communication partner in the first NAN cluster;
continue participating in the first NAN cluster in a case where it is determined that the communication apparatus is performing the wireless data communication; and
stop participating in the first NAN cluster and join the second NAN cluster according to detection of the second NAN cluster in a case where it is determined that the communication apparatus is not performing the wireless data communication.

US Pat. No. 10,117,184

POWER SUPPLYING APPARATUS CAPABLE OF EXECUTING WIRELESS POWER SUPPLY TO POWER RECEIVING APPARATUS AND WIRELESS COMMUNICATION WITH THE SAME

Canon Kabushiki Kaisha, ...

1. A power supplying apparatus comprising:a power supplying unit configured to contactlessly supply power to a power receiving apparatus;
a communication unit configured to wirelessly communicate with the power receiving apparatus; and
a control unit configured to control the supply of power by the power supplying unit and the communication by the communication unit such that the supply of power and the communication are exclusively executed,
wherein, in a case where the control unit performs control such that the communication is executed after the supply of power is executed, the control unit determines whether or not output power from the power supplying unit is less than or equal to a predetermined value;
wherein, in a case where it is determined by the control unit that the output power from the power supplying unit is not less than or equal to the predetermined value, the control unit disables the communication unit, and
wherein, in a case where it is determined by the control unit that the output power from the power supplying unit is less than or equal to the predetermined value, the control unit enables the communication unit.

US Pat. No. 10,110,801

METHODS AND SYSTEMS FOR CONTROLLING A CAMERA TO PERFORM A TASK

Canon Kabushiki Kaisha, ...

1. A method for controlling a camera to perform a selected task from a set of tasks, the method comprising:determining a viewing condition of the camera to perform each task from the set of tasks;
determining a posterior probability of task success for each task from the set of tasks based on the determined viewing conditions and a prior probability of task success for each task;
determining a change in rate of information gain for task success for each task from the set of tasks based on the posterior probability;
selecting the task to be performed based on the change in rate of information gain; and
controlling the camera to perform the selected task.

US Pat. No. 10,109,036

IMAGE PROCESSING APPARATUS, CONTROL METHOD FOR SAME, AND PROGRAM THAT PERFORMS IMAGE PROCESSING FOR IMAGE DATA HAVING A FOCUS STATE THAT IS CHANGEABLE

Canon Kabushiki Kaisha, ...

1. An image processing apparatus that performs image processing on an image with respect to light-field image data, the image having a plurality of pixels, the light-field image data (i) being stored after shooting the image and (ii) having a focus state that is changeable after the shooting of the image, the image processing apparatus comprising:(A) a processor; and
(B) a memory storing a program which, when executed by the processor, causes the processor to function as:
(a) a specifying unit configured to specify a trimming area of the image with respect to the stored light-field image data, the trimming area being an area of the image that is out of focus, and the trimming area having at least one depth position on a depth map, the depth map indicating the depth position for each pixel of the plurality of pixels of the image with respect to the stored light-field image data;
(b) an acquiring unit configured to acquire information indicating a depth position to be focused in the specified trimming area, by using the depth map;
(c) a generating unit configured to generate edited light-field image data by trimming a portion of the stored light-field image data that relates to the specified trimming area;
(d) a storing unit configured to store, in a storage, the information acquired by the acquiring unit together with the edited light-field image data;
(e) a focusing unit configured to bring the specified trimming area into focus based on the depth position indicated by the information acquired by the acquiring unit; and
(f) an output unit configured to output, to a display unit, an image that includes the specified trimming area that is brought into focus by the focusing unit.

US Pat. No. 10,109,091

IMAGE DISPLAY APPARATUS, IMAGE DISPLAY METHOD, AND STORAGE MEDIUM

Canon Kabushiki Kaisha, ...

1. An image display apparatus comprising a controller including a memory storing instructions and a processor that executes the instructions, the controller being configured to function as units comprising:an automatic recognition unit configured to automatically recognize a plurality of objects included in an image;
a management unit configured to manage information related to an automatically recognized object as management information which comprises information about a display order of each object;
a display control unit configured to display, on a screen, one object at a time as a display target object among the plurality of objects according to the display order;
a specification unit configured to specify, as an object, a region being displayed on the screen, as a result of following an instruction received from a user for changing a display magnification rate, where the instruction is performed in a state in which the display target object that has been automatically recognized by the automatic recognition unit is being displayed on the screen, wherein the region is a region that has not been automatically recognized as an object by the automatic recognition unit; and
an update unit configured to update the management information by adding information related to the object specified by the specification unit to the management information, wherein the information related to the object specified by the specification unit comprises a display order of the object specified by the specification unit,
wherein the display control unit displays, on the screen, the display target object among the plurality of objects according to the display order based on the updated management information.

US Pat. No. 10,110,453

NETWORK SYSTEM AND DEVICE MANAGEMENT METHOD

CANON KABUSHIKI KAISHA, ...

1. A network system comprising a management system, in which network devices are managed, a client, and a camera system having a network camera,the management system including:
a first memory storing instructions; and
a first processor which is capable of executing the instructions stored in the first memory causing the management system to:
manage device information of each of the network devices, wherein the device information includes device identification information of each network device:
manage camera identification information of a network camera in association with the device identification information of a managed network device which the network camera is capable of monitoring;
receive error log records recorded by a function of each network device;
store the received error log records into a database, wherein the camera identification information is not included in any error log record and the device identification information and time of error occurrence are included in each error log record;
provide an error device list screen based on the device information of each network device and the stored error log records;
designate a period of recorded data to be requested to the camera system, wherein the period of recorded data is designated by selecting a time backward from an error occurrence in a network device selected on the error device list screen; and
manage a first request including camera identification information and the designated period, the camera identification information being managed in association with the device identification information of the network device selected on the error device list screen, and
the client including:
a second memory storing instructions; and
a second processor which is capable of executing the instructions stored in the second memory causing the client to:
perform confirmation for existence of the first request to the management system;
obtain, as a result of the confirmation, the first request including the camera identification information and the designated period from the management system;
make a second request for recorded data to the camera system, using the camera identification information and the designated period;
receive recorded data in response to the second request from the camera system; and
transmit the recorded data to the management system.

US Pat. No. 10,110,280

ELECTRONIC DEVICE WIRELESSLY COMMUNICATING WITH EXTERNAL DEVICE

Canon Kabushiki Kaisha, ...

1. An electronic device comprising:an antenna:
a proximity wireless communication unit configured to communicate with an external device via the antenna through proximity wireless communication using power wirelessly received from the external device;
a storage unit;
a battery: and
one or more processors configured to control execution of a plurality of application processes including a process for implementing a function executed without power consumption of the battery and a process for implementing a function executed with power consumption of the battery,
wherein the one or more processors store, into the storage, information regarding the function executed without power consumption of the battery in a case where the one or more processors determine that remaining power of the battery is equal to or smaller than a predetermined amount, and store, into the storage, information regarding the function executed with power consumption of the battery in a case where the one or more processors determine that remaining power of the battery is enough,
wherein the proximity wireless communication unit transmits, to the external device, the information regarding the function executed without power consumption of the battery in a case where the proximity wireless communication with the external device is established in a state in which the information regarding the function executed without power consumption of the battery is stored in the storage, and
wherein the proximity wireless communication unit transmits, to the external device, the information regarding the function executed with power consumption of the battery in a case where the proximity wireless communication with the external device is established in a state in which the information regarding the function executed with power consumption of the battery is stored in the storage;
wherein the one or more processors compare power that is necessary for completing the function executed with power consumption of the battery with the remaining power of the battery, and store, into the storage, the information regarding the function executed with power consumption of the battery in a case where it is possible to complete said function.

US Pat. No. 10,103,650

DRIVING DEVICE

Canon Kabushiki Kaisha, ...

1. A driving device comprising:a vibrating plate including a substantially rectangular flat plate portion and projecting portions provided on the flat plate portion;
a piezoelectric element fixed on the vibrating plate and configured to produce a high-frequency vibration;
a flexible substrate fixed on the piezoelectric element and configured to supply power to the piezoelectric element;
a holding member configured to hold the vibrating plate;
a press member configured to bias the vibrating plate; and
a friction member contacted by the vibrating plate biased by the press member,
wherein the vibrating plate moves relative to the friction member according to the high-frequency vibration of the piezoelectric element,
wherein the flexible substrate comprises a first fixing portion fixed to the piezoelectric element, a second fixing portion fixed to the holding member, and a bending portion configured to make flection deformation along with movement of the vibrating plate, and
wherein the second fixing portion is provided between the first fixing portion and the bending portion along the flexible substrate.

US Pat. No. 10,103,186

PHOTOELECTRIC CONVERSION APPARATUS, IMAGE PICKUP SYSTEM, AND METHOD FOR MANUFACTURING PHOTOELECTRIC CONVERSION APPARATUS

CANON KABUSHIKI KAISHA, ...

1. An apparatus including a semiconductor substrate, comprising:an electrode which is arranged on the semiconductor substrate, the electrode forming a gate of a transistor;
a photoelectric conversion portion which is arranged in the semiconductor substrate, the conversion portion forming a source of the transistor;
a film which covers the photoelectric conversion portion and the electrode; and
an insulator which includes a first portion and a second portion, the first portion being provided between the electrode and the semiconductor substrate to form interfaces with the electrode and the semiconductor substrate, and the second portion being provided between the film and the photoelectric conversion portion to form interfaces with the film and the semiconductor substrate,
wherein the insulator is a silicon oxide containing nitrogen in the first portion,
a maximum nitrogen concentration of the second portion is lower than 1.0 atomic %, and
an interface nitrogen concentration of the second portion at the side of the semiconductor substrate of the second portion is 0.1 atomic % or lower.

US Pat. No. 10,101,695

IMAGE HEATING APPARATUS HAVING A TEMPERATURE DETECTING ELEMENT MOUNTED IN A SUPPORTING MEMBER TO CONTACT A HEAT-CONDUCTIVE MEMBER

Canon Kabushiki Kaisha, ...

1. An image heating apparatus comprising:a rotatable member;
a heater contacting the rotatable member;
a heat-conductive member having a first surface contacting a surface of the heater opposite to a surface of the heater contacting the rotatable member, and a second surface opposite to the first surface;
a supporting member supporting the heater through the heat-conductive member; and
a temperature detecting element configured to detect a temperature of the heater through the heat-conductive member,
wherein a recording material on which an image is formed is heated by heat from the heater via the rotatable member,
wherein the supporting member has (a) a hole in which the temperature detecting element is disposed so as to contact the second surface of the heat-conductive member, and (b) an opposing surface that (i) opposes the second surface of the heat-conductive member, and (ii) includes a contact region contacting the second surface of the heat-conductive member, the opposing surface of the supporting member being provided adjacent to the hole of the supporting member in a longitudinal direction of the heater, and
wherein the contact region of the supporting member presses, toward the heater, a part of the heat-conductive member corresponding to the contact region of the supporting member, and the temperature detecting element presses, toward the heater, a part of the heat-conductive member corresponding to the hole of the supporting member.

US Pat. No. 10,095,165

FIXING APPARATUS FOR FIXING A TONER IMAGE TO A RECORDING MEDIUM

Canon Kabushiki Kaisha, ...

1. A fixing apparatus for fixing a toner image on a recording material, the fixing apparatus comprising:a cylindrical film;
a heater configured to contact the film, the heater including a substrate having a narrow and long shape and a heat generation resistor including an electrode portion and formed on the substrate along a longitudinal direction of the substrate;
a roller configured to form a nip portion with the film;
a plurality of heat conduction members configured to contact a surface of the heater opposite to a surface of the heater contacting the film, each of the plurality of heat conduction members having a higher thermal conductivity than that of the substrate; and
a connector configured to be connected with the electrode portion and through which power is supplied to the heat generation resistor, the connector being provided on either one of both longitudinal end portions of the heater,
wherein the recording material on which the toner image is formed is conveyed and heated at the nip portion to fix the toner image on the recording material, and
wherein the plurality of heat conduction members include a first heat conduction member and a second heat conduction member which are arranged in the longitudinal direction of the substrate with a gap therebetween, the first heat conduction member contacting a region of the heater continuously extending from a longitudinal center of the heat generation resistor to a non-passing region of the heater where a small-sized recording material does not pass in the longitudinal direction of the substrate, the first heat conduction member being provided at a position nearer to the connector than the second conduction member.

US Pat. No. 10,097,738

VIDEO ENCODING AND DECODING WITH IMPROVED ERROR RESILIENCE

Canon Kabushiki Kaisha, ...

1. A method of encoding a sequence of digital images into a bitstream, wherein at least one portion of an image in the sequence is encoded by motion compensation, the method comprising:generating a set of spatial motion information predictors for an image portion to be encoded, using at least one condition to determine that a spatial motion information predictor is not includable in the set, at least one said condition being a condition to exclude from the generated set of spatial motion information predictors a spatial motion information predictor that is a duplicate of another spatial motion information predictor;
generating a temporal motion information predictor, the generation of the temporal motion information predictor being carried out separately from the generation of the set of spatial motion information predictors so that the temporal motion information predictor is not subjected to the duplicate exclusion condition used for the spatial motion information predictors and may be a duplicate of a spatial motion information predictor in the generated set;
selecting a motion information predictor from among (i) the generated set of motion information predictors, (ii) the temporal motion information predictor, and (iii) a zero motion information predictor as a replacement for a non-includable spatial motion information predictor; and
encoding information identifying the selected motion information predictor.

US Pat. No. 10,095,180

DEVELOPING CARTRIDGE WHICH IS MOVABLE TOWARD AND AWAY FROM IMAGE BEARING MEMBER

Canon Kabushiki Kaisha, ...

1. A developing cartridge attachable/detachable to/from a main body of an image forming apparatus, the developing cartridge comprising:a developer bearing member that bears developer to form a developer image on an image bearing member provided in the main body of the apparatus;
a developing frame that supports the developer bearing member; and
a pressed part that is provided on the developing frame,
wherein, in a state in which the developing cartridge is attached to the main body of the apparatus, the developing frame moves when the pressed part is pressed by a press member, provided in the main body of the apparatus, to move the developer bearing member,
wherein the pressed part is provided with a positioning part that contacts and positions the press member, and the press member is urged toward the positioning part by an urging member, and
wherein the developing frame has a guiding part that moves the press member against an urging force of the urging member when the developing cartridge is attached to the main body of the apparatus.

US Pat. No. 10,095,446

IMAGE FORMING APPARATUS HAVING TEST PRINTING FUNCTION, CONTROL METHOD FOR THE IMAGE FORMING APPARATUS, STORAGE MEDIUM, AND IMAGE FORMING SYSTEM

CANON KABUSHIKI KAISHA, ...

1. An image forming apparatus which is capable of performing test printing that prints, as a trial, one copy of a plurality of copies of print data for which the plurality of copies are to be printed, comprising:a network interface configured to receive print data from an external apparatus via a network;
a user interface configured to accept, after the receiving of the print data, an instruction to perform the test printing for the received print data; and
a controller including one or more processors, wherein the controller is configured to act as:
a determination unit configured to determine whether the received print data includes a plurality of sections for which different numbers of print copies are able to be set; and
a prohibition unit configured to prohibit the user interface from accepting the instruction to perform the test printing for the received print data in a case where the determination unit determines the received print data includes the plurality of sections for which different numbers of print copies are able to be set.

US Pat. No. 10,088,778

IMAGE FORMING APPARATUS HAVING A TONER DISCHARGING PORTION AND A COVER

CANON KABUSHIKI KAISHA, ...

1. An image forming apparatus for forming an image on a recording material using toner, said apparatus comprising:a main assembly;
an image developer unit configured to develop an electrostatic latent image formed on an image bearing member, using the toner;
a toner container detachably mounted to said main assembly, said toner container containing the toner and provided with a toner discharging portion including a discharge opening configured to discharge the toner from said toner container;
a storage container configured to store the toner discharged through said discharge opening and to supply the stored toner into said image developer unit, wherein said toner discharging portion extends at least partly in said storage container through an opening of said storage container; and
a cover configured to cover said toner discharging portion and extending inwardly from an inside of a wall of said storage container, which wall is provided with said opening, at least below said toner discharging portion,
wherein a length L1 by which said cover extends from said wall inwardly of said storage container with respect to a mounting direction in which said toner container is mounted to a mounting portion, and a length L2 by which said toner discharging portion extends from said opening inwardly of said storage container satisfy L1

US Pat. No. 10,085,710

RADIOGRAPHING SYSTEM, METHOD OF CONTROLLING RADIOGRAPHING SYSTEM, AND RECORDING MEDIUM OF COMPUTER PROGRAM

Canon Kabushiki Kaisha, ...

1. A radiographing system, comprising:a plurality of radiation imaging apparatuses each of which has a radiation detecting panel, the radiation detection panel having a plurality of pixels arrayed in a two-dimensional matrix and converts radiated radiation into an image signal;
a composition processing unit which composites a plurality of radiation images acquired from the plurality of radiation imaging apparatuses to generate a long-length image, wherein
each of the plurality of radiation imaging apparatuses includes a position acquiring unit which acquires positional information by communicating with an external apparatus; and
a position deciding unit which decides an order, in which the plurality of radiation images to be composited by the composition processing unit are composited, based on the positional information acquired by the position acquiring unit.

US Pat. No. 10,091,369

IMAGE PROCESSING SYSTEM, IMAGE PROCESSING METHOD, AND STORAGE MEDIUM

CANON KABUSHIKI KAISHA, ...

11. A non-transitory computer-readable storage medium storing computer executable instructions that cause a control method for controlling an image processing apparatus to be executed, the image processing apparatus comprising a reading unit configured to read a document and generate image data, the control method comprising:receiving, via a network from an external apparatus, a transmission request for transmitting data based on an image obtained by reading a document using the scanner to a destination designated by a user operation via the external apparatus;
displaying, on a display unit, a confirmation screen for confirming the destination to be transmitted based on the received transmission request before executing reading a document using the scanner, after receiving the transmission request from the external apparatus;
notifying, in a case where a further transmission request for transmitting data based on an image obtained by reading a document using the scanner to a destination designated by a user operation via another external apparatus is received from said another external apparatus while a screen related to the received transmission request is being displayed, the external apparatus that has transmitted the further transmission request of signal indicating that the further transmission request can not be executed; and
controlling to transmit the data based on the image obtained by reading the document using the scanner to the specified destination set for the transmission request based on a user instruction.

US Pat. No. 10,089,496

IMAGE FORMING APPARATUS, AND METHOD FOR CONTROLLING IMAGE FORMING APPARATUS

Canon Kabushiki Kaisha, ...

1. An image forming apparatus configured to, using a display unit configured to display information and an authentication unit configured to perform user authentication based on a user database in which information of an eligible user is registered, manage printing data in association with a user registered in the user database, and to cause the display unit to display a screen including a printing data list associated with a user authenticated by the authentication unit, the image forming apparatus comprising:one or more controllers having at least one processer executes programs or a circuitry realizing a specific function, the one or more controllers being configured to function as:
a storage unit configured to store document data transmitted from outside; and
unit configured to display, based on input of an instruction for causing the display unit to display a list of printable data in a state where a user has not been authenticated by the authentication unit, a screen including a printing data list not associated with any of the user registered in the user database
wherein the screen including the printing data list associated with an authenticated user further includes a shared printing data list, and
wherein the screen including the printing data list not associated with any of the users registered in the user database further includes a shared printing data list.

US Pat. No. 10,085,033

IMAGE ENCODING APPARATUS, IMAGE ENCODING METHOD, RECORDING MEDIUM AND PROGRAM, IMAGE DECODING APPARATUS, IMAGE DECODING METHOD, AND RECORDING MEDIUM AND PROGRAM

Canon Kabushiki Kaisha, ...

1. An image encoding apparatus that divides images composing a moving image into multiple areas to perform encoding for divided areas, and performs hierarchical encoding of images with a plurality of layers, the image encoding apparatus comprising:a generating unit configured to generate a second image for a second layer different from a first layer, the second image having a resolution different from that of a first image for the first layer;
an encoding unit configured to encode at least one of a part of the first image and a part of the second image; and
a setting unit configured to set a first independent area in the first image and a second independent area in the second image,
wherein the encoding unit is capable of encoding the first independent area and the second independent area, in accordance with constraint,
wherein the encoding unit is capable of encoding the first independent area by referring to a first reference area in the first image, in accordance with the constraint that the first reference area is constrained to the first independent area thereof,
wherein the encoding unit is capable of encoding the second independent area by referring to a second reference area in the second image, in accordance with the constraint that the second reference area is constrained to the second independent area thereof,
wherein the encoding unit is capable of encoding the first independent area by referring to the second reference area in the second image, in accordance with the constraint that the second reference area is constrained to the second independent area, and
wherein the encoding unit is configured to encode information indicating the constraint.

US Pat. No. 10,073,370

IMAGE PROCESSING APPARATUS, METHOD OF CONTROLLING SAME, AND IMAGE FORMING APPARATUS

CANON KABUSHIKI KAISHA, ...

1. An image processing apparatus comprising:a holding unit configured to hold information indicating spot diameters of light, at positions along a main scanning direction, exposed on a surface of a photoreceptor;
a correction unit configured to generate, from pixel data of interest, a plurality of pieces of correction data based on a plurality of tone correction properties respectively corresponding to a plurality of representative spot diameters of light exposed on the surface of the photoreceptor;
a setting unit configured to determine a spot diameter, based on position of the pixel of interest, referring to the holding unit and to set a blending ratio based on the determined spot diameter; and
a blending unit configured to blend, based on the blending ratio, the plurality of pieces of correction data to generate corrected data for the pixel of interest.

US Pat. No. 10,073,382

IMAGE FORMING APPARATUS THAT APPLIES BIAS VOLTAGE ACCORDING TO STORED IMAGE BEARING MEMBER INFORMATION

CANON KABUSHIKI KAISHA, ...

1. An image forming apparatus comprising:a plurality of image bearing members, each on which a developer image is formed;
an intermediate transfer medium to which the developer image on the image bearing member is primarily transferred;
a transfer member that secondarily transfers the developer image, primarily transferred to the intermediate transfer medium, to a recording medium;
a charging member that charges residual developer remaining on the intermediate transfer medium after the developer image is secondarily transferred from the intermediate transfer medium to the recording medium;
a storage portion that stores information about a film thickness of each of the plurality of image bearing members; and
a control portion that controls a bias voltage applied to the charging member based on the stored information about the film thickness of an image bearing member having a smallest film thickness value among the plurality of image bearing members, to charge the residual developer remaining on the intermediate transfer medium before the residual developer is transferred from the intermediate transfer medium to the plurality of image bearing members.

US Pat. No. 10,073,383

IMAGE FORMING APPARATUS INCLUDING CLEANING OPERATION

CANON KABUSHIKI KAISHA, ...

1. An image forming apparatus including a rotatable image bearing member, a charging member for electrically charging said image bearing member at a charging portion opposing said image bearing member by being supplied with a charging voltage from a charging voltage source, a developing member for forming a toner image at a developing portion opposing said image bearing member by being supplied with a developing voltage from a developing voltage source thereby to supply a toner charged to a normal polarity to said image bearing member, and a transfer member for transferring the toner image from said image bearing member onto a toner image receiving member at a transfer portion opposing said image bearing member by being supplied with a transfer voltage from a transfer voltage source, wherein said image forming apparatus is capable of collecting the toner remaining on a surface of said image bearing member after passing through the transfer portion by said developing member, said image forming apparatus comprising:a discharging device for discharging said image bearing member at a discharging portion opposing the surface of said image bearing member after passing through the transfer portion and before reaching the charging portion; and
a control unit for executing, during non-image formation, a cleaning operation for transferring the toner deposited on said transfer member onto said image bearing member by applying a voltage from transfer voltage source to said transfer member,
wherein said control unit does not effect discharge by said discharging device for at least a region of said image bearing member which passes through the transfer portion while a transfer voltage for transferring a normal-polarity toner of the toner deposited on said transfer member onto said image bearing member is applied to said transfer member in the cleaning operation of said transfer member, and then passes the region of said image bearing member through the charging portion in a state in which a voltage larger than a surface potential of said image bearing member in a normal polarity side is applied to said charging member.

US Pat. No. 10,074,156

IMAGE PROCESSING APPARATUS WITH DEFORMATION IMAGE GENERATING UNIT

CANON KABUSHIKI KAISHA, ...

1. An image processing apparatus, comprising at least one processor and memory coupled to each other and cooperating to act as:a medical image obtaining unit configured to obtain a first medical image of an object in a first shape state;
a deformation information obtaining unit configured to obtain deformation information indicating deformation of the object from the first shape state to a second shape state;
a deformation image generating unit configured to generate a deformation image by deforming the first medical image based on the deformation information and to generate a conversion image for setting a region to be imaged by converting the deformation image;
an imaging region setting unit configured to set the region to be imaged of the object in the second shape state based on a user operation on the conversion image, before taking a second medical image of the object in the second shape state;
a display control unit configured to cause a display unit to display the conversion image and the region to be imaged; and
an imaging region outputting unit configured to output information of the region to be imaged to a medical imaging apparatus in order to take the second medical image by using the medical imaging apparatus based on the information of the region to be imaged.

US Pat. No. 10,067,598

INFORMATION PROCESSING APPARATUS, INPUT CONTROL METHOD, METHOD OF CONTROLLING INFORMATION PROCESSING APPARATUS

CANON KABUSHIKI KAISHA, ...

1. An information processing apparatus comprising:a position determination unit configured to repeatedly detect a touch position to be input to an input surface using a position detection sensor; and
a control unit configured to cause display image movement reflecting a change of the touch position detected by the position determination unit on the image displayed on a display,
wherein the control unit is further configured not to cause, on the image displayed on the display, display image movement reflecting the change of the touch position detected during a time period during which a predetermined condition is satisfied after the touch position detected by the position determination unit has rested for a predetermined time period or longer,
wherein the predetermined condition is that a lapse time from when the touch position detected by the position determination unit has rested for the predetermined time period or longer does not exceed a predetermined invalidation time period, and
wherein the predetermined invalidation time period is determined in accordance with a length of a time period during which the touch position has rested.

US Pat. No. 10,063,746

APPARATUS FOR GENERATING IMAGE DATA, METHOD, AND MEDIUM

Canon Kabushiki Kaisha, ...

1. An apparatus for generating image data for reproducing material appearance of an object to be rendered on a printed material, the apparatus comprising:at least one processor; and
a memory coupled to the at least one processor, the memory having stored thereon instructions which, when executed by the at least one processor cause the apparatus to:
obtain a gloss level that evaluates glossiness of the object to be rendered;
obtain a sparkle level of the object to be rendered, the sparkle level being a level of a property that changes positions of a plurality of luminous points depending on a position of a light source and an observation angle; and
derive a parameter relating to use of a printing material for reproduction of the material appearance by an image forming device, the image forming device receiving and printing the image data based on the obtained gloss level and sparkle level.

US Pat. No. 10,063,829

IMAGE PROCESSING METHOD, IMAGE PROCESSING APPARATUS, IMAGE PICKUP APPARATUS, AND NON-TRANSITORY COMPUTER-READABLE STORAGE MEDIUM

CANON KABUSHIKI KAISHA, ...

1. An image processing method comprising:determining a first unnecessary component contained in each of a plurality of parallax images based on a plurality of pieces of relative difference information of the plurality of parallax images, the first unnecessary component including a parallax component corresponding to a parallax among the plurality of parallax images and a component corresponding to light reflected inside an optical system used for capturing the plurality of parallax images;
generating a first image in which the first unnecessary component is reduced based on the plurality of parallax images and the first unnecessary components;
generating a blurred image by adding blur to the first image;
creating a mask by subtracting the first image from the blurred image; and
determining a second unnecessary component where the parallax component is reduced from the first unnecessary component by performing a masking processing with the mask for the first unnecessary component.

US Pat. No. 10,061,544

PRINTING APPARATUS CAPABLE OF RECEIVING A PLURALITY OF JOBS AND SELECTING SHEET INFORMATION BASED ON USER INFORMATION

Canon Kabushiki Kaisha, ...

1. A printing apparatus comprising:a storage configured to store sheet information and user identification information in association with each other, wherein the storage stores the sheet information including attribute information; and
a processor that executes a set of instructions to cause the printing apparatus to function as:
a receiving unit configured to receive a print job including attribute information of a sheet and user identification information;
a selecting unit configured to select, from the storage, sheet information based on the attribute information and the user identification information, which are included in the print job received by the receiving unit; and
a register unit configured to register, with the storage, sheet information generated from the attribute information included in the received print job in association with the user identification information included in the received print job, in a case in which the sheet information including the attribute information included in the received print job is not stored in the storage in association with the user identification information included in the received print job.

US Pat. No. 10,057,443

IMAGE PROCESSING APPARATUS FOR READING AND PRINTING A DOCUMENT IMAGE, CONTROL METHOD FOR THE IMAGE PROCESSING APPARATUS, AND STORAGE MEDIUM

Canon Kabushiki Kaisha, ...

1. An image processing apparatus comprising:a scanner configured to scan a document image;
a printer configured to perform printing based on the document image scanned by the scanner; and
a controller configured to detect an error in process of scanning by the scanner,
wherein the controller causes, in a case where the image processing apparatus operates in a mode in which the printer starts printing after the scanner completes scanning the document image and the controller detects the error, the scanner to perform rescan processing for rescanning the document image, and
wherein, in a case where the image processing apparatus operates in a mode in which the printer starts printing before the scanner completes scanning the document image and the controller detects the error, the controller does not cause the scanner to perform the rescan processing.

US Pat. No. 10,057,444

MOBILE TERMINAL, INFORMATION PROCESSING SYSTEM, AND CONTROL METHOD

CANON KABUSHIKI KAISHA, ...

1. A mobile terminal comprising an image capturing unit and capable of communicating with an image forming apparatus in which a document is set in a sheet feed unit, the mobile terminal comprising:one or more processors; and
at least one memory coupled to the one or more processors, the at least one memory having instructions stored thereon which, when executed by the one or more processors, cause the mobile terminal to:
transmit a discharge instruction to the image forming apparatus;
acquire a state of the image forming apparatus by communicating with the image forming apparatus;
determine whether or not the image forming apparatus has completed discharge of the document based on the state of the image forming apparatus acquired by the acquiring; and
give an instruction to capture an image of the document to the image capturing unit in a case where it is determined that the image forming apparatus has completed the discharge of the document,
wherein the image capturing unit captures an image of the document, the discharge of which the image forming apparatus has completed based on the given instruction.

US Pat. No. 10,055,174

INFORMATION PROCESSING APPARATUS, METHOD, AND STORAGE MEDIUM STORING PROGRAM

Canon Kabushiki Kaisha, ...

1. An information processing apparatus comprising:a memory configured to store instructions, and
a processor configured to execute the instructions to:
register, to a web service, a version of the web service supported by the information processing apparatus and identification information of the information processing apparatus, before an update of firmware of the information processing apparatus for communication with the web service;
perform the update of the firmware of the information processing apparatus for communication with the web service,
obtain a version of the web service supported by the information processing apparatus before the update as a first version;
obtain a version of the web service supported by the information processing apparatus after the update as a second version;
control a display unit to display information for allowing a user to confirm whether to delete registration of the version of the web service supported by the information processing apparatus before the update and the identification information, in a case where the first version and the second version differ from each other and it is determined that the version of the web service supported by the information processing apparatus before the update and the identification information are registered to the web service.

US Pat. No. 10,052,891

INFORMATION PROCESSING APPARATUS AND CONTROL METHOD THEREOF

CANON KABUSHIKI KAISHA, ...

1. An information processing apparatus having a first wireless communication unit and a second wireless communication unit which is capable of performing faster communication than the first wireless communication unit, comprising:a display control unit configured to cause a display unit to display a first selection screen on which can be selected first print target data as print target data if a first selection item is selected via a predetermined screen, wherein, if a second selection item is selected via the predetermined screen, the display control unit causes the display unit to display a second selection screen on which can be selected second target data as the print target data, wherein the predetermined screen is displayed before the first and second selection screens;
a determination unit configured to determine a first sheet attribute as a sheet attribute if the first selection item is selected via the predetermined screen, wherein, if the second selection item is selected via the predetermined screen, the determination unit determines a second sheet attribute as the sheet attribute;
a communication control unit configured to cause the second wireless communication unit to establish a wireless connection with an image forming apparatus by communicating with the image forming apparatus by using the first wireless communication unit to obtain communication information for use by the second wireless communication unit to establish the wireless connection; and
a transmitting unit configured to transmit print data based on the print target data selected using the first or second selection screen to the image forming apparatus via the established wireless connection,
wherein if the first sheet attribute is determined as the sheet attribute by the determination unit and the determined first sheet attribute corresponds to at least one of first sheet information set in a first sheet tray of the image forming apparatus and second sheet information set in a second sheet tray of the image forming apparatus, print processing based on the print data is executed,
wherein, if the first sheet attribute is determined as the sheet attribute by the determination unit and the determined first sheet attribute corresponds to neither the first sheet information set in the first sheet tray of the image forming apparatus nor the second sheet information set in the second sheet tray of the image forming apparatus, a third selection item including, as a display content, the first sheet information set in the first sheet tray of the image forming apparatus and a fourth selection item including, as the display content, the second sheet information set in the second sheet tray of the image forming apparatus, are displayed concurrently, and
wherein, if the third selection item is selected, a print processing corresponding to the third selection item is executed, while, if the fourth selection item is selected, a print processing corresponding to the fourth selection item is executed.

US Pat. No. 10,048,903

IMAGE FORMING APPARATUS, METHOD OF CONTROLLING THE SAME, AND STORAGE MEDIUM

Canon Kabushiki Kaisha, ...

1. An image forming apparatus configured to accept a page designation related to pages to be printed and pages not to be printed from images of a plurality of pages based on print data, and to cause a printing device to execute a print job based on images of the designated pages to be printed, the apparatus comprising:a memory that stores programs; and
at least one processor configured to execute the programs to function as a controller configured:
to obtain print data of a page description language format, the print data including a plurality of commands;
to identify a type of the obtained print data from among a plurality of types, including a first type and a second type, wherein each page description language format of the plurality of types is different from each other, the first type of print data not including a resource command used for generating images of a plurality of pages, and the second type of print data including the resource command used for generating the images of the plurality of pages;
to accept the page designation related to the images of the plurality of pages that can be generated based on the print data of the page description language format; and
to control an image formation based on the obtained print data in accordance with the page designation, wherein the controller controls the image formation (a) by editing a command of the obtained print data based on the page designation, by generating an image based on the edited print data, and by causing the printing device to execute the image formation based on all of the generated images in a case when it is identified that the obtained print data is the first type of print data, and (b) by generating an image based on the obtained print data, and causing the printing device to execute the image formation based on a page designated by the page designation among pages which an image is generated in a case when it is identified that the obtained print data is the second type of print data.

US Pat. No. 10,049,700

DISPLAY APPARATUS AND CONTROL METHOD THEREOF

Canon Kabushiki Kaisha, ...

1. A display apparatus including a display unit, arranged to play back an image sequence, comprising:a detection unit configured to detect an attitude of the display apparatus or the display unit;
an obtaining unit configured to obtain information of a time of length of the image sequence to be played back before the image sequence is to be played back; and
a control unit configured to control to play back the image sequence in a state that a display size or a display direction of the image sequence is not changed based on the attitude detected by the detection unit, if the time of length of the image sequence obtained by the obtaining unit is greater than or equal to a predetermined time, and to control to play back the image sequence in a state that the display size or the display direction of the image sequence is based on the attitude detected by the detection unit, if the time of length of the image sequence obtained by the obtaining unit is less than the predetermined time.

US Pat. No. 10,049,445

IMAGE PROCESSING APPARATUS AND IMAGE PROCESSING METHOD OF A THREE-DIMENSIONAL MEDICAL IMAGE

CANON KABUSHIKI KAISHA, ...

7. A diagnostic imaging support apparatus comprising a processor coupled to a memory and programmed to provide:an acquisition unit configured to acquire a three-dimensional medical image including multiple frames of cross-sectional image from a database and to acquire a text description of an image finding selected by a user from candidates of text description findings after interpretation of the acquired three-dimensional medical image by the user;
an identification unit configured to identify the type of an image feature to be calculated based on the acquired text description finding;
a calculation unit configured to calculate the identified image features from pixel values of the multiple frames of cross-sectional image;
a graph generation unit configured to generate a graph illustrating the calculated image features; and
a determination unit configured to determine a representative cross-sectional image from the multiple frames of cross-sectional image based on the calculated image feature.