US Pat. No. 9,223,146

OPTICAL APPARATUS AND IMAGE-PICKUP APPARATUS INCLUDING THE SAME

CANON KABUSHIKI KAISHA, ...

1. An optical apparatus comprising:
a base member;
a holding member which holds a first optical member, and is arranged so as to be movable in a direction perpendicular to an
optical axis with respect to the base member;

a diaphragm base member which holds a diaphragm blade, and is arranged so as to be movable in a direction perpendicular to
the optical axis with respect to the base member;

a first driver which drives the holding member in the direction perpendicular to the optical axis;
a second driver which drives the diaphragm base member in the direction perpendicular to the optical axis;
a vibration detector which detects vibration of the optical apparatus; and
a controller which controls the first driver and the second driver in accordance with an output of the vibration detector,
wherein the controller drives the second driver in a direction which is the same as the driving direction of the first driver.

US Pat. No. 9,225,713

SYSTEM, CONTROL METHOD, AND STORAGE MEDIUM

Canon Kabushiki Kaisha, ...

1. An authentication system including a system which manages first user information and another system which manages second
user information different from the first user information, the authentication system comprising:
a unique ID generation unit comprising logic configured to generate unique identification information to be associated with
the received second user information,

a receiver unit comprising logic configured to receive second user information desired to be associated with the first user
information from the system; and

a transmitting unit comprising logic configured to transmit a table which associates the received second user information
and the unique identification information to the system;

a setting unit comprising logic configured to identify the unique identification information associated with the received
second user information based on the table transmitted from the transmitting unit, and set SSO mapping by associated the first
user information with the identified unique identification information,

wherein the system is configured to provide a function of the system without performing user authentication in the system
based on the set SSO mapping unique identification information.

US Pat. No. 9,224,212

IMAGE PROCESSING APPARATUS AND IMAGE PROCESSING METHOD

Canon Kabushiki Kaisha, ...

1. An image processing apparatus configured to detect a position deviation between a first image and a second image, the image
processing apparatus comprising:
a detection unit configured to detect a plurality of motion vectors between the first image and the second image for each
area;

a first memory configured to store respective pieces of information about the plurality of motion vectors as a first motion
vector group;

a reliability calculation unit configured to calculate a reliability with respect to the detection of the position deviation
for each of the pieces of information about the motion vectors to be read out of the first memory;

an extraction unit configured to extract the information about the motion vector of which reliability has been determined
to be higher than a predetermined threshold value;

a second memory configured to store the extracted information about the motion vector as a second motion vector group;
a selection unit configured to calculate a temporary position deviation parameter from the second motion vector group to be
read out of the second memory, and to select the motion vector representing a position deviation corresponding to a position
deviation represented by the temporary position deviation parameter as an acceptable motion vector group from the first motion
vector group; and

a parameter estimation unit configured to estimate the position deviation parameter representing the position deviation from
the acceptable motion vector group.

US Pat. No. 9,223,241

IMAGE PROCESSING APPARATUS AND IMAGE PROCESSING METHOD

Canon Kabushiki Kaisha, ...

1. An image processing apparatus, comprising:
an image forming unit configured to form an image;
a measuring unit configured to measure the image;
a controlling unit configured to control an execution of a single color calibration and an execution of a multi-color calibration,
wherein:

the single color calibration being configured to correct a reproduction characteristic of the image, the correction being
performed according to a result of measurement performed by the measuring unit on a single color image formed by the image
forming unit with a recording material of a single color, and

the multi-color calibration being configured to correct the reproduction characteristic of the image, the correction being
performed according to a result of measurement performed by the measuring unit on a multi-color image made of a combination
of recording materials of a plurality of colors formed by the image forming unit;

an obtaining unit configured to obtain history information of the single color calibration executed by the controlling unit;
and

a deciding unit configured to decides in accordance with the history information of the single color calibration one of a
first color calibration case and a second color calibration case, and wherein the controlling unit executes in the first color
calibration case the multi-color calibration, and in the second color calibration case both of the single color and the multi-color
calibrations are executed.

US Pat. No. 9,225,855

IMAGING APPARATUS, IMAGING SYSTEM, AND CONTROL METHOD FOR INCREASING ACCURACY WHEN DETERMINING AN IMAGING SCENE BASED ON INPUT IMAGE DATA AND INFORMATION STORED IN AN EXTERNAL INFORMATION PROCESSING APPARATUS

Canon Kabushiki Kaisha, ...

1. An imaging apparatus comprising:
an imaging unit configured to capture an object image and output image data;
a determination unit configured to, based on the image data, perform determination processing for determining an imaging scene
of the image data output from the imaging unit;

an acquisition unit configured to acquire imaging information related to a condition for capturing the image data;
a communication unit configured to transmit the imaging information to an external device and receive auxiliary information
for supporting determination of the imaging scene of the image data corresponding to the imaging information;

a control unit configured to control an operation of each unit of the imaging apparatus to be appropriate for imaging the
image scene determined by the determination unit; and

a calculating unit configured to calculate a reliability level of the determined imaging scene and compare the calculated
reliability level with a predetermined reliability level of the determined image scene,

wherein if the calculated reliability level is greater than the predetermined reliability level, the imaging scene is set
according to the determination result, and

if the calculated reliability level is not greater than the predetermined reliability level, the determination unit performs
second determination processing based on the image data and the auxiliary information, and the imaging scene is set according
to the second determination result.

US Pat. No. 9,225,875

PRINTER SERVER, PRINTER CONTROL METHOD, AND STORAGE MEDIUM THAT STORES A CERTIFICATE GROUP WHICH PERMITS PRINTER CREATION AND PRINTING TO AVOID A RISK OF SPOOFING

CANON KABUSHIKI KAISHA, ...

1. A printing apparatus comprising:
a printing unit configured to execute a first printing process in which, after a first image has been printed on a first side
of a sheet and a second image has been printed on a second side of the sheet by executing a first job, a third image is printed
on another sheet by executing a second job to be executed following the first job, and a second printing process in which,
after the first image has been printed on the first side of the a sheet by executing the first job and before the second image
is printed on the second side of the a sheet by executing the first job, the third image is printed on the another sheet by
executing the second job to be executed following the first job; and

a control unit configured to decide, based on a type of the first job, whether to cause the printing unit to execute the first
printing process or to cause the printing unit to execute the second printing process.

US Pat. No. 9,218,649

IMAGE PROJECTION APPARATUS, CONTROL METHOD, AND PROGRAM

Canon Kabushiki Kaisha, ...

1. An image processing apparatus comprising:
a processor coupled to a memory;
a receiving unit configured to receive image data;
a specifying unit configured to specify a correction amount of the image data for keystone correction processing;
a controlling unit configured to control, based on the correction amount specified by the specifying unit, the keystone correction
processing on the image data, low-pass filter processing for reducing a predetermined high frequency component of the image
data, and edge enhancement processing on the image data, wherein the controlling unit determines a cutoff frequency for the
low-pass filter processing based on the correction amount specified by the specifying unit; and

an outputting unit configured to output processed image data which is processed based on the controlling by the controlling
unit,

wherein the edge enhancement processing includes edge extraction by using bandpass filter processing based on a parameter
determined by the controlling unit, wherein the parameter is determined based on the correction amount specified by the specifying
unit, and

wherein the receiving unit, the specifying unit, the controlling unit, and the outputting unit are implemented by the processor.

US Pat. No. 9,217,962

IMAGE FORMING APPARATUS

Canon Kabushiki Kaisha, ...

1. An image forming apparatus comprising:
a plurality of image bearing members that each bear a toner image;
a rotational endless intermediate transfer belt configured to second-transfer the toner image first-transferred from each
of the plurality of image bearing members to a transfer medium;

a plurality of support rollers that support the intermediate transfer belt;
a current supply member that comes into contact with the intermediate transfer belt;
a transfer power source configured to apply a voltage to the current supply member in order for the toner image to be second-transferred
from the intermediate transfer belt to the transfer medium;

a charging member that charges a residual toner remaining on the intermediate transfer belt without being second-transferred
to the transfer medium; and

a charging power source configured to apply a voltage to the charging member,
wherein the intermediate transfer belt is a conductive belt that allows a current to flow to the plurality of image bearing
members via the intermediate transfer belt from a portion that is in contact with the current supply member, in a rotational
direction of the intermediate transfer belt,

wherein the plurality of support rollers are connected to a constant-voltage element that maintains a surface potential of
the intermediate transfer belt at a predetermined potential, and

wherein, when a voltage is applied from the transfer power source to the current supply member, a current is allowed to flow
from the current supply member to the plurality of image bearing members via the intermediate transfer belt, and thus the
toner images are first-transferred from the plurality of image bearing members to the intermediate transfer belt.

US Pat. No. 9,217,716

METHOD FOR TESTING CHARGE GENERATION LAYER AND PROCESS FOR MANUFACTURING ELECTROPHOTOGRAPHIC PHOTORECEPTORS ON LARGE SCALE

Canon Kabushiki Kaisha, ...

1. A method for inspecting a charge generation layer of an object including an aluminum-based cylindrical support member formed
by extrusion and drawing having a periphery free of cutting work, an undercoat layer disposed directly on the periphery of
the support member and having a transmittance of 1% or more for light having a wavelength in the visible region, and the charge
generation layer disposed directly on the undercoat layer and having absorption wavelengths, the method comprising:
testing the charge generation layer for a defect or a suspected defect by:
irradiating the charge generation layer with light, and
receiving reflected light from the charge generation layer with a light receiving device,
wherein the light has a wavelength within the range of the absorption wavelengths of the charge generation layer, and transmittance
to the undercoat layer of the light is 0.3% or less.

US Pat. No. 9,207,585

ENDLESS BELT, BELT DRIVING DEVICE AND IMAGE FORMING APPARATUS

CANON KABUSHIKI KAISHA, ...

1. An endless belt comprising:
an endless belt body;
a plurality of first tapes each wound around and applied onto said belt body on an outer peripheral surface of each of end
portions of said belt body with respect to a widthwise direction crossing a circumferential direction of said belt body, wherein
each of said first tapes has a length, from a first end to a second end with respect to the circumferential direction, shorter
than a length of a full circumference of said endless belt, and said first tapes are superposedly applied onto said belt body
so that positions of first edges of said first tapes and positions of second edges of said first tapes are different from
each other, respectively, and wherein a recessed portion is formed in a region between the first edges and the second edges;
and

a second tape having a length longer than the length of a full circumference of said endless belt and wound around said first
tapes so as to extend along the recessed portion, wherein a winding end edge of said second tape overlaps a winding start
edge of said second tape.

US Pat. No. 9,195,917

DITHER PATTERN FORMING METHOD AND DITHER PATTERN

CANON KABUSHIKI KAISHA, ...

19. A non-transitory storage medium for storing a program for causing a computer to execute a dither pattern forming method
for forming a dither pattern constituted by thresholds which are prepared for N pixels (N is a natural number) constituting
a unit area and which are compared with the multi-valued gradation values of the N pixels to reduce gradation of the multi-valued
gradation values, comprising:
a step of preparing at least a first dither pattern and a second dither pattern, wherein the thresholds are not yet set to
some of pixels and the thresholds are already set to the other pixels for each of the first dither pattern and the second
dither pattern;

a first obtaining step of obtaining information indicating whether or not a threshold is already set to a reference pixel
and one or more pixels around the reference pixel for cases where each of the N pixels of the first dither pattern is set
as the reference pixel;

a first determining step of determining a pixel, for which the threshold has not set yet, in the second dither pattern for
setting a predetermined threshold is to be set based on the information obtained in the first obtaining step;

a first setting step of setting the predetermined threshold to the pixel determined in the first determining step in the second
dither pattern;

a second obtaining step of obtaining information indicating whether or not a threshold is already set to the reference pixel
and the pixels around the reference pixel for cases where each of the N pixels of the second dither pattern is the reference
pixel after completing the first determining step;

a second determining step of determining, a pixel in the first dither pattern to which the predetermined threshold is to be
set based on the information obtained in the second obtaining step;

a second setting step of setting the predetermined threshold to the pixel determined in the second determining step in the
first dither pattern; and

a step of incrementing the predetermined threshold and returning to the first obtaining step.

US Pat. No. 9,195,918

LIGHT SCANNING DEVICE CAPABLE OF EXECUTING AUTOMATIC LIGHT AMOUNT CONTROL AND IMAGE FORMING APPARATUS EQUIPPED WITH THE SAME

CANON KABUSHIKI KAISHA, ...

1. A light scanning device that forms an electrostatic latent image on a photosensitive member by deflecting laser light emitted
from a laser emitting device such that the laser light scans on the photosensitive member in a predetermined direction, comprising:
a light receiving unit disposed on a scanning line of the laser light, for receiving the laser light;
a temperature detecting unit configured to detect a temperature of the laser emitting device or an inside of the light scanning
device;

a storage unit configured to store data indicative of a relationship between the temperature, drive current to be supplied
to the laser emitting device, and a light amount of the laser light; and

a current control unit configured to control the drive current to be supplied to the laser emitting device based on the temperature
detected by said temperature detecting unit and the data stored in said storage unit, such that an output level of an output
from said light receiving unit responsive to receipt of the laser light at the start of scanning of the laser light is not
lower than a predetermined output level at which timing of emission of the laser light can be controlled, and is not higher
than an output level corresponding to a maximum allowable amount of the laser light to be emitted by the laser emitting device,

wherein the data stored in said storage unit comprises a plurality of data items each indicative of a relationship between
the drive current to be supplied to the laser emitting device and the light amount, the plurality of data items being associated
with a plurality of temperature values, respectively,

wherein said current control unit selects, from the plurality of data items, a data item associated with a temperature value
closest to a value of the temperature detected by said temperature detecting unit, and controls the drive current to be supplied
to the laser emitting device based on the value of the temperature detected by said temperature detecting unit and the selected
data item,

wherein said current control unit controls the light amount to a target light amount, and in controlling the light amount
to the target light amount, said current control unit determines values of the drive currents in association with a plurality
of different values of the target light amount, respectively, and starts drive current control with a lower one of the plurality
of different values of the target light amount, and

wherein when the light amount control is started with the lower value of the target light amount, if the output level of the
output from said light receiving unit responsive to receipt of the laser light is lower than the predetermined output level,
said current control unit performs the light amount control using a higher one of the plurality of different values of the
target light amount than the lower value of the target light amount.

US Pat. No. 9,190,030

DISPLAY CONTROL APPARATUS AND DISPLAY CONTROL METHOD

Canon Kabushiki Kaisha, ...

1. An image processing apparatus comprising:
a CPU coupled to a memory and programmed to provide:
an operation inputter configured to receive an instruction to switch a screen displayed by a display device between a screen
in a first display format, in which a plurality of contents are displayed in day-unit groups in accordance with attribute
information indicating a date, which is attached to each of the contents, wherein boundaries of the day-unit groups are identifiably
displayed, and a screen in a second display format, in which the plurality of contents are displayed in a list and where the
plurality of contents are arranged in a display order according to the attribute information wherein the boundaries of the
day-unit groups presented in the first display format are not displayed; and

a display output device configured to present, in a case where the operation inputter receives an instruction to switch the
screen in the first display format to the screen in the second display format, the list of the plurality of contents such
that a content in the list belonging to a group of interest designated by a user among the day-unit groups displayed in the
first display format before execution of the switch, is displayed to be distinguishable from other content in the list, wherein
a number of contents displayed to be distinguishable from the other content is determined based on a total number of contents
belonging to the group of interest.

US Pat. No. 9,188,777

IMAGE PICKUP APPARATUS CAPABLE OF PREVENTING FOREIGN MATTERS FROM ADHERING TO OPTICAL MEMBER

CANON KABUSHIKI KAISHA, ...

1. An image pickup apparatus having an imaging device that converts an optical image of an object into an electrical signal,
the image pickup apparatus comprising:
an optical member disposed on an object side of the imaging device;
a light shield member having an opening formed into a shape corresponding to a shape of an effective pixel area of the imaging
device, the light shield member being disposed on an object-side face of the optical member;

an electrically conductive urging member disposed on an object side of the optical member and configured to urge the light
shield member toward the optical member;

an electrically conductive member configured to be in contact with the object face of the optical member; and
a reference potential member configured to provide electrical reference potential and configured to be electrically connected
to the electrically conductive urging member,

wherein part of the electrically conductive member is disposed on the light shield member and another part of the electrically
conductive member is in contact with the object-side face of the optical member, and

wherein the electrically conductive urging member urges the electrically conductive member to the object-side face of the
optical member so that the electrically conductive urging member is in contact with the electrically conductive member and
electrically conductive member is in contact with the object-side face of optical member.

US Pat. No. 9,190,602

PIEZOELECTRIC ELEMENT, MULTILAYERED PIEZOELECTRIC ELEMENT, LIQUID DISCHARGE APPARATUS, AND ULTRASONIC MOTOR

Canon Kabushiki Kaisha, ...

1. A piezoelectric element comprising:
a piece of piezoelectric material; and
a plurality of electrodes disposed on both surfaces of the piezoelectric material,
wherein the piezoelectric material is including a perovskite-type metal oxide represented by general formula (1) below as
a main component;

a portion or the entire of the piezoelectric material is held by the plurality of electrodes; and
the piezoelectric material held by the electrodes has a first region having remanent polarization, wherein the
(Ba1-x-yCaxSny)?(Ti1-zZrz)O3 (where 0.020?x?0.200, 0.020?y?0.200, 0?z?0.050, and 0.986???1.100)  General formula (1)

US Pat. No. 9,177,753

RADIATION GENERATING TUBE AND RADIATION GENERATING APPARATUS USING THE SAME

Canon Kabushiki Kaisha, ...

1. An x-ray radiation generating tube, comprising:
a cathode connected to an electron emitting member including an electron emitting portion;
an anode which includes a target that generates a ray when irradiated with electrons emitted from the electron emitting portion;
and

an insulating tube disposed between the cathode and the anode to surround the electron emitting member,
wherein:
the insulating tube includes an electrical potential defining disposed at an intermediate portion of the insulating tube between
the cathode and the anode in a longitudinal axis direction, the electrical potential defining member being electrically connected
to an electrical potential defining unit, and the potential of the electrical potential defining member being controlled to
be higher than the potential of the cathode and lower than the potential of the anode;

a boundary of the electrical potential defining member and the insulating tube does not face a portion of the anode exposed
to the inside of the radiation generating tube;

the electrical potential defining member does not include a corner which faces the portion of the anode exposed to the inside
of the radiation generating tube; and

a portion of the electrical potential defining member exposed to the inside of the radiation generating tube is recessed within
the insulating tube.

US Pat. No. 9,178,081

SOLID-STATE IMAGE PICKUP APPARATUS AND IMAGE PICKUP SYSTEM

CANON KABUSHIKI KAISHA, ...

1. A solid-state image pickup apparatus in which a first semiconductor substrate comprising silicon and a second semiconductor
substrate comprising silicon are placed upon each other, the first semiconductor substrate being where a photoelectric conversion
element and a gate electrode of a transfer transistor for transferring an electric charge from the photoelectric conversion
element are disposed, the second semiconductor substrate being where a peripheral circuit portion for reading out a signal
based on the electric charge generated at the photoelectric conversion element is disposed,
wherein the second semiconductor substrate is provided with a layer of silicide, and
wherein the first semiconductor substrate is not provided with a layer of silicide.

US Pat. No. 9,163,940

POSITION/ORIENTATION MEASUREMENT APPARATUS, MEASUREMENT PROCESSING METHOD THEREOF, AND NON-TRANSITORY COMPUTER-READABLE STORAGE MEDIUM

Canon Kabushiki Kaisha, ...

1. An apparatus comprising:
an input unit configured to input a two-dimensional image of a measurement object captured by an image capturing apparatus;
an obtaining unit configured to obtain distance data of the measurement object measured by a distance sensor;
a detection unit configured to detect an image feature of the measurement object from the two-dimensional image;
an estimation unit configured to estimate a shape of the measurement object;
a mode selecting unit configured to select, based on an estimation result of said estimation unit, a usage mode from a first
mode in which the measurement is performed using the image feature and the distance data and a second mode in which the measurement
is performed using only one of the image feature and the distance data; and

a measurement unit configured to measure a position/orientation of the measurement object in accordance with the usage mode
selected by said mode selecting unit.

US Pat. No. 9,167,128

COMMUNICATION APPARATUS, COMMUNICATION METHOD, AND STORAGE MEDIUM STORING PROGRAM

Canon Kabushiki Kaisha, ...

1. An apparatus to which a telephone line can be connected, the apparatus comprising:
a first determination unit configured to determine, based on a change amount of a line direct-current voltage from the telephone
line per time period, whether the line direct-current voltage is stable during a stop period for which, after supplying of
the call signal from the telephone line, supply of the call signal from the telephone line is being stopped;

a second determination unit configured to determine whether a value of the line direct-current voltage from the telephone
line is equal to or lower than a first threshold; and

a third determination unit configured to, if the first determination unit determines that the line direct-current voltage
is stable and if the second determination unit determines that the line direct-current voltage is the first threshold or lower,
determine that the telephone line has been captured.

US Pat. No. 9,160,973

BROADCAST RECEIVING APPARATUS AND BROADCAST RECEIVING METHOD

Canon Kabushiki Kaisha, ...

1. A broadcast receiving apparatus for receiving a digital broadcast signal to realize viewing of a content-protected broadcast
program, the broadcast receiving apparatus comprising:
a processor; and
a memory comprising processor executable instructions which, when executed by the processor cause the processor to perform
the method of:

receiving, via a digital broadcast signal, transport stream (TS) data including an entitlement control message (ECM), an entitlement
management message (EMM) and scrambled program data;

storing, as recorded TS data, the transport stream (TS) data received by the receiver;
detecting execution of revocation to update key information contained in an EMM included in the transport stream (TS) data
based on the revoke information contained in an EMM included in the transport stream (TS) data;

acquiring, in response to the detection of execution of revocation by the detector, encrypted device key information contained
in an EMM included in the recorded TS data and generating a device key common to each model of broadcast receiving apparatus
by applying non-updated device key generation procedure;

decrypting an encrypted work key contained in the EMM included in the recorded TS data, using a device key generated in the
generating step;

decrypting an encrypted scramble key contained in the ECM included in the recorded TS data, using a work key decrypted in
the step of decrypting the encrypted work key;

descrambling the scrambled program data included in the recorded TS data, using a scramble key decrypted in the step of decrypting
the encrypted scramble key;

encrypting program data descrambled in the step of descrambling the scrambled program, using an encryption key unique to the
broadcast receiving apparatus, and storing the encrypted program data in the storage; and

updating device key generation procedure used in the generating step, after the program data is encrypted using an encryption
key unique to the broadcast receiving apparatus.

US Pat. No. 9,158,238

IMAGE FORMING APPARATUS USING STRETCH MEMBER AND CONTACT MEMBER TO MAINTAIN POTENTIAL WITH CURRENT FLOWING FROM CURRENT SUPPLY MEMBER TO INTERMEDIATE TRANSFER BELT

Canon Kabushiki Kaisha, ...

1. An image forming apparatus comprising:
a plurality of image carriers each carrying a toner image;
a movable and electrically conductive intermediate transfer belt to which toner images are primarily transferred from the
plurality of image carriers;

a plurality of stretch members that stretch the intermediate transfer belt;
a current supply member that contacts the intermediate transfer belt and supplies current to the intermediate transfer belt;
a contact member disposed between the stretch members in such a way as to contact a primary transfer surface side of the intermediate
transfer belt to which the toner images are transferred from the plurality of image carriers; and

a voltage maintenance element that is connected to the contact member and at least one of the stretch members,
wherein the stretch member to which the voltage maintenance element is connected and the contact member maintain a predetermined
potential or more with the current flowing from the current supply member to the intermediate transfer belt.

US Pat. No. 9,150,036

CONTROL METHOD FOR PRINTING AND PRINTING APPARATUS

Canon Kabushiki Kaisha, ...

1. A printing apparatus, comprising:
a specifying unit configured to specify an unsuitable area of a continuous sheet which is not suitable for an image printing;
a print control unit configured to cause an ink jet type printing unit to print images on a continuous sheet; and
a cutter control unit configured to cause a cutter unit to cut the continuous sheet on which the images are printed by the
printing unit, per a predetermined unit length,

wherein the cutter control unit controls so as to cause the cutter unit to cut, in a case where a printing inexecution area
on which printing is not executed due to an existence of the unsuitable area exceeds a predetermined length determined on
the basis of a non-dischargeable time of the printing unit, a printing inexecution area of the continuous sheet into a plurality
of sheet pieces.

US Pat. No. 9,154,043

POWER SOURCE DEVICE AND IMAGE FORMING APPARATUS

CANON KABUSHIKI KAISHA, ...

1. A power source device that outputs a DC voltage, comprising:
a transformer including a primary winding and a secondary winding;
a switching unit connected to the secondary winding wire, configured to rectify a pulse voltage generated in the secondary
winding;

a first voltage-current conversion unit connected to an input side of the pulse voltage with respect to the switching unit,
configured to convert a voltage at an input side of the pulse voltage into a current;

a first current-voltage conversion unit configured to convert the current converted by the first voltage-current conversion
unit into a voltage;

a second voltage-current conversion unit connected to an output side of the pulse voltage with respect to the switching unit,
configured to convert a voltage at an output side of the pulse voltage into a current;

a second current-voltage conversion unit configured to convert the current converted by the second voltage-current conversion
unit into a voltage;

a comparison unit configured to compare a first voltage from the first current-voltage conversion unit and a second voltage
from the second current-voltage conversion unit and turn off the switching unit according to the comparison result; and

a control unit connected to the first voltage-current conversion unit, configured to turn on the switching unit.

US Pat. No. 9,154,054

VIBRATING BODY FOR VIBRATION WAVE DRIVE DEVICE AND METHOD OF PRODUCING VIBRATING BODY FOR VIBRATION WAVE DRIVE DEVICE

Canon Kabushiki Kaisha, ...

1. A vibrating body for a vibration wave drive device using a vibrator in which an electromechanical energy conversion element
is joined to the vibrating body, the vibrating body comprising a plurality of protruding portions,
wherein each of the plurality of protruding portions comprises a side surface which defines a slit between the side surface
and a side surface of an adjacent one of the plurality of protruding portions, and

wherein an edge line of a top surface of each of the plurality of protruding portions comprises a portion which curves and
projects toward the side surface of the adjacent one of the plurality of protruding portions.

US Pat. No. 9,148,529

INFORMATION PROCESSING APPARATUS, WEB SERVER, CONTROL METHOD AND STORAGE MEDIUM

Canon Kabushiki Kaisha, ...

1. An information processing apparatus including a Web browser with which an operation screen provided from a Web server is
displayed, the information processing apparatus comprising:
an interface configured to communicate with the Web server and to transmit a first request to the Web server according to
an instruction input via the operation screen displayed by the Web browser; and

a processor configured to (a) receive, via the interface, response data to the first request from the Web server, execute
an image processing according to a script included in the received response data, and (b) transmit, via the interface, a second
request to the Web server in accordance with an event which can occur during an execution of the image processing,

wherein the response data from the Web server includes (a) one URL for a plurality of events which can occur during an execution
of the image processing and (b) time information with which the Web browser executes timeout, and

wherein the processor is configured to, in response to an occurrence of an event having occurred before the Web browser executes
timeout and in response to a timeout event related to the time information, transmit the second request by using the one URL
to which an ID for identifying the script is added as a query character string.

US Pat. No. 9,145,013

METHOD FOR PRINTING AND PRINTING SHEET USED FOR THE METHOD

Canon Kabushiki Kaisha, ...

1. An apparatus for printing a plurality of images with a print head on a continuous sheet, the apparatus comprising:
a detection unit configured to detect a unique portion unsuitable for image printing that exists on the continuous sheet;
and

a print control unit configured to cause the print head, if the unique portion is detected in a first face or a second face
of the continuous sheet, to print an image such that the image is prevented from being printed on the unique portion on a
face that has the unique portion of the continuous sheet and to print a maintenance pattern for maintenance of the print head
at a region corresponding to a print-prevented region including the unique portion on a back face of the face that has the
unique portion of the continuous sheet,

wherein if the unique portion is detected in the first face or the second face of the continuous sheet in double-sided printing,
the print head does not print a maintenance pattern for a maintenance of the print head at a region corresponding to the print-prevented
region including the unique portion on the face that has the unique portion of the continuous sheet.

US Pat. No. 9,141,334

INFORMATION PROCESSING FOR OUTPUTTING VOICE

CANON KABUSHIKI KAISHA, ...

1. An information processing apparatus comprising:
a display unit configured to display a page designated by a page designation instruction of pages included in an electronic
book;

a voice output unit configured to, in a case of inputting a voice output instruction, sequentially output voices corresponding
to respective characters in a target page being a page displayed by said display unit at an input timing of the voice output
instruction, in accordance with an arrangement order of the characters;

a control unit configured to determine a start character from which said voice output unit starts a voice output operation
based on characters in the target page, and to control said voice output unit to sequentially output voices corresponding
to characters, which include the start character and subsequent characters in accordance with the arrangement order; and

a timer unit configured to measure a display continuous time of a page designated by an input page designation instruction
on said display unit every time the page designation instruction is input,

wherein when a page whose display continuous time is measured by said timer unit and is not less than a predetermined time,
is the target page for which said voice output unit has output voices lastly, said control unit sets, as a last character,
a character for which said voice output unit output a voice at an input timing of a first page designation instruction after
said voice output unit starts to output voices for the target page, and controls said voice output unit to sequentially output
voices, in accordance with the arrangement order, corresponding to respective characters which include a character located
in the vicinity of a next character of the last character and subsequent characters in the arrangement order.

US Pat. No. 9,134,672

RECORDING MEDIUM DETERMINATION APPARATUS AND IMAGE FORMING APPARATUS

Canon Kabushiki Kaisha, ...

1. A recording medium determination apparatus that determines a type of a recording medium by using an ultrasonic wave, comprising:
a transmission unit configured to transmit an ultrasonic wave;
a reception unit configured to receive the ultrasonic wave transmitted from the transmission unit and via the recording medium
and output a first signal having a peak value at each prescribed period according to the ultrasonic wave being received;

a conversion unit configured to convert the first signal into a second signal by holding a peak value of the first signal
and output the second signal; and

a determination unit configured to determine the type of the recording medium by using a value of the second signal output
by the conversion unit.

US Pat. No. 9,129,049

MEDICAL IMAGING APPARATUS, INFORMATION PROCESSING METHOD, AND COMPUTER-READABLE STORAGE MEDIUM

Canon Kabushiki Kaisha, ...

1. An imaging information processing apparatus comprising:
a communication circuit for communicating with an intra-hospital information system and an imaging unit; and
a processor, wherein
the communication circuit is configured to receive inspection request information from an intra-hospital information system;
the processor is configured to cause a display unit to display:
the received inspection request information,
a first icon for receiving an operational input for starting an inspection with the imaging unit, corresponding to the received
inspection request information, to acquire a medical image and

a second icon for receiving an operational input for ending an inspection;
the processor is configured to determine a transmission suspension time in a case where the medical image is to be transmitted
to an external image server;

the communication circuit is configured to transmit the medical image to an external image server according to elapse of the
transmission suspension time after the inspection is ended in accordance with the operational input to the second icon, and

the processor is configured to cause, in accordance with an operational input, the display unit to display the medical image,
transmission of which is suspended, and display inspection information corresponding to the medical image including image
processing parameters for the medical image, before the determined transmission suspension time elapses and after the inspection
is ended.

US Pat. No. 9,131,590

RADIATION GENERATING UNIT AND RADIOGRAPHY SYSTEM

Canon Kabushiki Kaisha, ...

1. A radiation generating unit comprising:
a radiation tube configured to include a vacuum chamber having a cathode and an anode at both ends of an insulating tubular
member;

an insulating outer casing tube in which the radiation tube is arranged with a gap from a surrounding; and
a driving unit configured to control an operation of the radiation tube, wherein
the radiation tube, the insulating outer casing tube, and the driving unit are arranged inside a storage container, and
wherein an extra space inside the storage container is filled with an insulating liquid, and
wherein a wall configured to partition the gap allows a flow of the insulating liquid between a cathode side and an anode
side of the vacuum chamber and forms a flow path configured not to linearly continue to the cathode side and the anode side
of the vacuum chamber.

US Pat. No. 9,131,593

RADIATION IMAGING CONTROL APPARATUS, RADIATION IMAGING SYSTEM, AND STORAGE MEDIUM

Canon Kabushiki Kaisha, ...

1. A radiation imaging control apparatus comprising:
a reception unit configured to receive information corresponding to a radiation order for radiation imaging;
a transmission unit configured to transmit information indicating a first state of a radiation order, in which corresponding
radiation imaging is started but not finished, and to transmit information indicating a second state of the radiation order,
in which corresponding radiation imaging is finished; and

a control unit configured to limit a transmission of information indicating the first state of the radiation order, in a case
where an instruction is issued for re-starting radiation imaging corresponding to the radiation order after the information
indicating the second state of the radiation order has been transmitted.

US Pat. No. 9,131,090

INFORMATION PROCESSING APPARATUS, CONTROL METHOD THEREFOR AND STORAGE MEDIUM

Canon Kabushiki Kaisha, ...

1. An information processing apparatus comprising:
a mirroring unit that performs mirroring for synchronizing storage contents of a first storage unit and a second storage unit;
a control unit that displays on a display unit, if one storage unit, among the first storage unit and the second storage unit,
for which the mirroring is performed, is not attached, a screen for accepting an instruction that the apparatus is activated
using information stored in another storage unit attached when accepting the instruction;

a registration unit that (i) does not register the one storage unit as a failed storage unit before accepting the instruction
via the screen, and (ii) registers the one storage unit as the failed storage unit after accepting the instruction via the
screen,

an acquisition unit that acquires an identifier from each of the first storage unit and the second storage unit when an activation
of the apparatus has been instructed; and

a comparison unit that compares an identifier acquired by said acquisition unit with an identifier held in advance in said
apparatus,

wherein said control unit displays on the display unit, if a comparison result of said comparison unit indicates that there
is one matching identifier, the screen for accepting the instruction that the apparatus is activated using the information
stored in the other storage unit which the matching identifier is matched,

wherein a processor is included in the apparatus.

US Pat. No. 9,122,973

DATA TRANSMISSION APPARATUS, METHOD FOR CONTROLLING DATA TRANSMISSION APPARATUS, AND STORAGE MEDIUM

Canon Kabushiki Kaisha, ...

1. An information processing apparatus for transmitting data to an external apparatus with which the information processing
apparatus is capable of performing wireless communication, the information processing apparatus comprising:
a displaying unit;
a first transmission unit configured to transmit to the external apparatus, when the displaying unit displays a specific screen,
a disable command for disabling a power saving mode in which a state of the external apparatus transits between an Awake state
and a Doze state in synchronization with a beacon of an access point; and

a second transmission unit configured to transmit, when a user inputs a transmission instruction of data after the first transmission
unit has transmitted the disable command to the external apparatus, the data to the external apparatus.

US Pat. No. 9,116,163

DISPLACEMENT MEASURING APPARATUS

CANON KABUSHIKI KAISHA, ...

1. A velocity detection apparatus comprising:
a first light detector including a first emitter that illuminates optically identifiable marks disposed on a moving body,
and a first light receiver that detects light from the optically identifiable marks;

a second light detector including a second emitter that illuminates the optically identifiable marks and a second light receiver
that detects light from the optically identifiable marks, wherein the second light detector is arranged at a predetermined
interval from the first light detector in a moving direction of the moving body;

a reference signal generating unit that generates a reference signal having a predetermined frequency;
a time-sharing light emitting unit that allows the first emitter and the second emitter to emit light in a time-sharing manner
in synchronism with the reference signal using an energization control unit that controls energization states of the first
emitter and the second emitter;

a sampling unit that samples outputs of the first light detector and the second light detector in synchronism with the reference
signal;

an identical point detecting unit that detects a first time at which the first light detector detects a first mark among the
optically identifiable marks, and a second time different from the first time at which the second light detector detects the
first mark through interpolating computation using the outputs of the first light detector and the second light detector sampled
by the sampling unit; and

a velocity calculating unit that calculates a moving velocity of the moving body using the first time and the second time
detected by the identical point detecting unit.

US Pat. No. 9,116,444

METHOD OF CALCULATING AMOUNT OF FLUCTUATION OF IMAGING CHARACTERISTIC OF PROJECTION OPTICAL SYSTEM, EXPOSURE APPARATUS, AND METHOD OF FABRICATING DEVICE

Canon Kabushiki Kaisha, ...

1. An exposure apparatus, comprising:
an illumination optical system that illuminates a mask using light from a light source;
a projection optical system that projects an image of a pattern of the mask onto a substrate;
a storage unit that stores an exposure coefficient for a first wavelength band of exposure light and an exposure coefficient
for a second wavelength band of the exposure light, the second wavelength band being different from the first wavelength band,
the substrate being exposed to the exposure light, each exposure coefficient being defined as an amount of fluctuation of
an imaging characteristic of the projection optical system per unit of exposure energy; and

a calculation unit that calculates the amount of fluctuation of the imaging characteristic of the projection optical system,
wherein the storage unit stores the exposure coefficients for the first and second wavelength bands, the exposure coefficient
for the first wavelength band is calculated using data of the amount of fluctuation of the imaging characteristic of the projection
optical system in a case where the exposure light is light of the first wavelength band, and the exposure coefficient for
the second wavelength band is calculated using the exposure coefficient for the first wavelength band, and

wherein the calculation unit calculates the amount of fluctuation of the imaging characteristic of the projection optical
system using the exposure coefficient for the second wavelength band in a case where the substrate is exposed to exposure
light of the second wavelength band.

US Pat. No. 9,117,264

INFORMATION PROCESSING APPARATUS, INFORMATION PROCESSING METHOD, AND STORAGE MEDIUM

Canon Kabushiki Kaisha, ...

1. An information processing apparatus comprising:
a generation unit configured to generate an image by performing weighted average processing on an image in a predetermined
direction;

a decomposition unit configured to decompose an image into a plurality of frequency component images, wherein the decomposition
unit performs frequency decomposition on the image that has undergone weighted average processing;

a reduction unit configured to reduce linear noise included in the frequency component images;
a reconstruction unit configured to reconstruct the frequency component images in which the linear noise was reduced; and
a second generation unit configured to generate an image, based on the image that underwent weighted average processing and
the reconstructed image, by subtracting a linear noise image from the input image.

US Pat. No. 9,117,277

DETERMINING A DEPTH MAP FROM IMAGES OF A SCENE

Canon Kabushiki Kaisha, ...

1. A method of determining a depth measurement of a scene, the method comprising:
capturing at least two images of the scene with different camera parameters;
selecting corresponding image patches in each scene;
calculating a plurality of complex responses for each image patch using a plurality of different quadrature filters , each
said complex response having a magnitude and a phase,

assigning, for each quadrature filter, a weighting to the complex responses in the corresponding image patches, said weighting
being determined by a relationship of the phases of the complex responses; and

determining the depth measurement of the scene from a combination of the weighted complex responses.

US Pat. No. 9,118,885

IMAGE PROCESSING APPARATUS, IMAGE PROCESSING METHOD, AND PROGRAM

CANON KABUSHIKI KAISHA, ...

1. An apparatus comprising:
a processing unit configured to process first content data having a first format, and generate second content data, wherein
the process by the processing unit includes a process of converting format of the first content data, and the second contents
data has a second format;

a notification unit configured to notify existence of a content data in a recording medium of the apparatus to an external
apparatus according to a request from the external apparatus,

wherein, when the content data in the recording medium includes the first content data, the notify unit notifies existence
of the second content data corresponding to the first content data even when the first content data is not processed, and

wherein the notification unit notifies existence of a plurality of content data having the second format, each of which corresponds
to the first content data and is processed under different conditions respectively; and

a transmission unit configured to, when the external apparatus requests at least one of the plurality of content data having
the second format, transmit the second content data processed under a condition according to the request to the external apparatus.

US Pat. No. 9,117,103

IMAGE INFORMATION PROCESSING APPARATUS AND METHOD FOR CONTROLLING THE SAME

Canon Kabushiki Kaisha, ...

1. An image information processing apparatus that performs three-dimensional measurement of an object using a captured image
obtained by projecting onto the object a projection pattern obtained by assigning, to each code in a projection code string
in which a plurality of types of codes are two-dimensionally arranged, a symbol that differs from one type of code to another,
the apparatus comprising:
an obtaining unit configured to obtain an imaging pattern by extracting symbols from the captured image;
a converting unit configured to convert each symbol in the imaging pattern obtained by the obtaining unit into a corresponding
code to obtain an imaging code string;

a generating unit configured to generate an information code string by obtaining a predetermined number of codes from the
imaging code string according to a sampling pattern in which sampling positions of the predetermined number of codes and a
sequence of the codes are defined and arranging the obtained codes; and

a measuring unit configured to perform three-dimensional measurement of the object by determining correspondence between the
information code string and the projection code string based on the information code string and the sampling pattern,

wherein if it is not possible to obtain the predetermined number of codes from the imaging code string using the sampling
pattern, the generating unit selects another sampling pattern to generate the information code string.

US Pat. No. 9,113,028

IMAGE PROCESSING APPARATUS CAPABLE OF LOOP PLAYBACK OF VIDEO, METHOD OF CONTROLLING THE SAME, AND STORAGE MEDIUM

CANON KABUSHIKI KAISHA, ...

1. An image processing apparatus capable of playing a video comprising:
a shift unit configured to shift a playback position of the video to a desired position according to an operation by a user;
a determination unit configured to determine whether or not a playback position after being shifted by said shift unit is
a position shifted backward from the playback position before being shifted;

a display control unit configured to control to display an operation button, in a case where said determination unit determines
that the shifted playback position is the position shifted backward from the playback position before being shifted, while
controlling not to display the operation button in a case where said determination unit determines that the shifted playback
position is not the position shifted backward from the playback position before being shifted, wherein the operation button
is a button for instructing a loop playback of a predetermined loop playback section; and

a loop playback unit configured to execute, when the operation button is depressed, the loop playback of the predetermined
loop playback section.

US Pat. No. 9,102,173

PRINT PROCESSING APPARATUS, CONTROL METHOD, AND STORAGE MEDIUM

Canon Kabushiki Kaisha, ...

1. A print processing apparatus that processes a print job printed on a paper stack, the paper stack including a plurality
of papers of multiple paper types placed in a tray, comprising:
a storing unit configured to store print data for a plurality of pages to be printed,
wherein the print data includes data representing each of a plurality of pages to be printed and paper type data indicating
a paper type of the multiple paper types to be used for printing each of the plurality of pages to be printed;

a setting unit configured to set second paper information,
wherein the second paper information indicates a paper stacking order of the paper stack,
wherein the paper stacking order represents the paper types and order of the papers in the paper stack;
a comparison unit configured to compare the type of paper to be used in printing a current page data, which is a portion of
print data representing a page to be printed of the plurality of pages to be printed and a paper type date of the page to
be printed, with the type of paper of a current paper of the paper stack;

a print control unit configured to control a printing unit to print the current page data on the current paper when the comparison
unit determines the type of paper of the current page data is the same as the type of paper of the current paper of the paper
stack; and a separation control unit, configured to control a separation unit to separate the current paper of the paper stack
from the paper stack when the comparison unit determines that the type of paper of the current page of print data is different
from the type of paper of the paper stack.

US Pat. No. 9,094,598

IMAGE PICKUP APPARATUS AND FOCUSING METHOD WITH FIRST AND SECOND IMAGE PICKUPS ON PRIMARY AND SECONDARY IMAGING PLANES

CANON KABUSHIKI KAISHA, ...

1. An image pickup apparatus comprising:
a first image pickup element that includes a plurality of image pickup pixels each configured to generate an image of an object
by performing a photoelectric conversion for light from an image pickup lens, wherein the first image pickup element is configured
to be located on a secondary imaging plane;

a second image pickup element that includes a plurality of image pickup pixels each configured to generate an image of an
object by performing a photoelectric conversion for light from an image pickup lens, wherein the second image pickup element
is configured to be located on a primary imaging plane, wherein the second pickup element is configured to be able to output
signal for recording image;

a first detector configured to detect a defocus amount related to a phase difference between two images of the object from
the first image pickup element;

a second detector configured to detect a defocus amount based on a phase difference for two images of the object recorded
from the second image pickup element; and

a controller configured to provide focusing based on a defocus amount obtained from a detection result of the first detector,
and set a correcting value used to correct a defocus amount obtained from a detection result of the first detector so that
a difference can be reduced between the defocus amount obtained from the detection result of the first detector and a defocus
amount obtained from the detection result of the second detector, wherein the correcting value is acquired from information
according to the defocus amount detected by the second detector by using signal for recording image.

US Pat. No. 9,094,629

IMAGE PICKUP APPARATUS

Canon Kabushiki Kaisha, ...

1. An image pickup apparatus comprising:
a pixel configured to generate a signal by photoelectric conversion;
a comparator configured to compare the signal based on the pixel with a reference signal varied with time;
a counter configured to perform counting until the comparator outputs a signal indicating that a relationship in magnitude
between the signal based on the pixel and the reference signal is reversed; and

a control unit,
wherein the comparator includes a first amplifier that receives the reference signal at a first input portion and the signal
based on the pixel at a second input portion to compare the signal based on the pixel with the reference signal, and

wherein the control unit sets a bandwidth of the comparator to a first bandwidth when the reference signal varies with time
at a first rate of change and sets the bandwidth of the comparator to a second bandwidth broader than the first bandwidth
when the reference signal varies with time at a second rate of change smaller than the first rate of change.

US Pat. No. 9,091,799

LENS BARREL AND IMAGING APPARATUS

Canon Kabushiki Kaisha, ...

1. A lens barrel comprising:
a drive unit;
a lead screw that is provided on an axis of the drive unit and is rotatably driven by the drive unit;
a rotation member that is provided at a root section of the lead screw on the drive unit side and rotates integrally with
the lead screw;

a detecting unit configured to detect rotation of the rotation member;
a linear motion member that is screwed to the lead screw and advances or retracts in the direction of the optical axis of
an imaging optical system in accordance with the rotation drive of the lead screw; and

a lens holding frame that holds a lens which is part of the imaging optical system and advances or retracts in the direction
of the optical axis by engaging with the linear motion member,

wherein in a case where the lens holding frame is retracted toward a drive unit side, the rotation member and the lens holding
frame or the lens are overlapped with each other as viewed from the direction orthogonal to the optical axis.

US Pat. No. 9,095,003

HEATER AND IMAGE HEATING APPARATUS INCLUDING THE SAME

CANON KABUSHIKI KAISHA, ...

1. A heater comprising:
an elongate substrate;
a first conductor provided on the substrate along a longitudinal direction of the substrate;
a second conductor provided on the substrate along the longitudinal direction of the substrate at a position different from
a position of the first conductor in a lateral direction of the substrate; and

a plurality of heat generating resistors connected in parallel between the first conductor and the second conductor, and configured
to generate heat by electrical power supplied through the first and second conductors,

wherein a temperature coefficient of resistance of the plurality of heat generating resistors is negative,
wherein each of the plurality of heat generating resistors overlaps an adjacent heat generating resistor in the longitudinal
direction of the substrate,

wherein each of the first conductor and the second conductor includes:
a first side parallel with the longitudinal direction of the substrate,
a second side including triangular shaped regions,
wherein the second side of the first conductor and the second side of the second conductor are opposed to each other, and
wherein each of the plurality of heat generating resistors is connected at one of the triangular shaped regions in the second
side of the first conductor and at one of the triangular shaped regions in the second side of the second conductor.

US Pat. No. 9,088,729

IMAGING APPARATUS AND METHOD OF CONTROLLING SAME

CANON KABUSHIKI KAISHA, ...

1. A method of controlling an imaging apparatus that images an imaging target region by dividing the imaging target region
into a plurality of divided regions and generates a merged image of a larger region than the divided regions by merging the
obtained images in the respective divided regions, the method comprising the steps of:
acquiring a first image and a second image in each of the plurality of divided regions;
generating a correction parameter from a relative position deviation amount between the second images of adjacent divided
regions using the second images; and

generating the merged image by correcting the first images of the adjacent divided regions using the correction parameter
and merging the corrected first images,

wherein the second image is an image in which a depth of field or a focusing position, or both, are different from those of
the first image.

US Pat. No. 9,086,660

IMAGE FORMING APPARATUS WITH MODIFIED TRANSFER BRUSH

Canon Kabushiki Kaisha, ...

1. An image forming apparatus comprising:
an image bearing member adapted to bear a toner image;
a transfer belt that is movable; and
a transfer device adapted to transfer the toner image from the image bearing member to the transfer belt, the transfer device
positioned on the opposite side of the transfer belt from the image bearing member, the transfer device including a brush
member having a plurality of conductive filaments arranged to contact the transfer belt and a holding portion,

wherein each of a plurality of filament bundles is formed as a bundle of conductive filaments which are a part of the plurality
of conductive filaments, the plurality of filament bundles being arranged on the holding portion, and

wherein in each line along a moving direction of the transfer belt among lines of the plurality of filament bundles, a filament
bundle located on a most upstream side of the brush member with respect to the moving direction is partially cut off.

US Pat. No. 9,088,743

SCANNING CIRCUIT FOR IMAGE PICKUP APPARATUS

CANON KABUSHIKI KAISHA, ...

1. A solid-state image pickup device comprising:
a plurality of pixels each including a photoelectric conversion unit, a floating diffusion region, a transfer switch for transferring
an electric charge from the photoelectric conversion unit to the floating diffusion region, and an amplification transistor
whose gate is electrically connected to the floating diffusion region; and

a scanning circuit for supplying a drive pulse to a control node of the transfer switch,
wherein the transfer switch is turned off by holding for a predetermined period a first level of the drive pulse supplied
from the scanning circuit to the control node of the transfer switch,

wherein the transfer switch is turned on by holding for a predetermined period a second level of the drive pulse supplied
from the scanning circuit to the control node of the transfer switch, and

wherein a first period for changing from the second level of the drive pulse to the first level of the drive pulse is longer
than a second period for changing from the first level of the drive pulse to the second level of the drive pulse.

US Pat. No. 9,086,747

INFORMATION PROCESSING DEVICE, DISPLAY DEVICE, DISPLAY SYSTEM, METHOD FOR CONTROLLING INFORMATION PROCESSING DEVICE, AND METHOD FOR CONTROLLING DISPLAY DEVICE

CANON KABUSHIKI KAISHA, ...

6. A display system comprising an information processing device, a first display device, and a second display device,
the information processing device comprising:
a connection unit configured to be connected to the first display device;
a generating unit configured to generate image data representing an image to be displayed on at least a part of the first
display device;

a transmitting unit configured to transmit, to the second display device through a network, the image data and pointer position
information indicating a position of a pointer for pointing an arbitrary position within the image;

a receiving unit configured to receive a moving instruction that instructs a display position of a predetermined object contained
in the image displayed on the first device to move by moving the pointer;

a generation control unit configured to control, in response to the moving instruction, the generating unit so that image
data representing an image containing the predetermined object at a post-movement position is generated; and

a transmission control unit configured to control the transmitting unit,
wherein when the receiving unit receives, as said moving instruction, a drag instruction for movement of the predetermined
object by the pointer, (i) the predetermined object displayed on the first display device moves in accordance with the moving
instruction, (ii) the transmission control unit controls the transmitting unit to stop transmission of the image data representing
the image containing the predetermined object, (iii) the transmission control unit controls the transmitting unit so that
the pointer position information indicating a post-movement position of the pointer and object position information indicating
a post-movement position of the predetermined object are transmitted to the second display device through the network, and
(iv) then, after the pointer position information and the object position information have been transmitted, the transmission
control unit controls the transmitting unit to restart the transmission of the image data representing the image containing
the predetermined object at the post-movement position, and

the second display device comprising:
an image data receiving unit configured to receive the image data transmitted from the information processing device through
the network;

a pointer position information receiving unit configured to receive, from the information processing device through the network,
the pointer position information indicating the position of the pointer for pointing the arbitrary position within the image
represented by the image data;

a display unit configured to perform display by superimposing a pointer image on the image represented by the image data at
the position indicated by the pointer position information;

an object position information receiving unit configured to receive, from the information processing device through the network,
the object position information indicating the post-movement position of the predetermined object contained within the image
represented by the image data; and

a display control unit configured to control the display unit so that the image is displayed while an auxiliary image indicating
the post-movement position of the predetermined object along with the pointer image being superimposed thereon, when the object
position information is received by the object position information receiving unit.

US Pat. No. 9,086,560

OPTICAL SYSTEM AND IMAGE PROJECTION APPARATUS INCLUDING THE SAME

Canon Kabushiki Kaisha, ...

1. An optical system comprising, in order from an enlargement side to a reduction side:
a front lens unit having negative refractive power;
a stop; and
a rear lens unit having positive refractive power,
wherein the front lens unit includes a combination lens in which a negative lens and a positive lens are adjacently arranged
in order from the enlargement side to the reduction side, and

wherein, when a focal length of the negative lens is fN, an Abbe number and relative partial dispersion of a material of the negative lens are ?N and ?N, respectively, an Abbe number and relative partial dispersion of a material of the positive lens are ?P and ?P, respectively, and a focal length of the entire optical system is fW, following conditions are satisfied:

?20
0.01<[?N?(?0.01618?N+0.6415)]?[?P?(?0.01618?P+0.6415)]<0.20.

US Pat. No. 9,083,831

IMAGE FORMING APPARATUS

Canon Kabushiki Kaisha, ...

1. An image forming apparatus comprising:
an image forming portion for forming an image on a recording material;
an image reading portion for reading an original image, wherein said image reading portion is movable between a first open
position where said image reading portion opens access to said image forming portion and a first closed position where said
image reading portion closes access to said image forming portion;

an openable member movable between a second open position where said openable member opens access to an inside of said image
forming portion and a second closed position where said openable member closes access to the inside of said image forming
portion; and

a supporting member for supporting said openable member,
wherein when said image reading portion is located at the first open position, said openable member is supportable at the
second open position,

wherein when said image reading portion is moved toward the first closed position from a state in which said openable member
is supported at the second open position by said supporting member, closing of said openable member from a predetermined position,
which is between the second open position and the second closed position and which is closer to the second closed position
than the second open position, is limited by said supporting member, and

wherein when said image reading portion is moved toward the first closed position from a state in which the closing of said
openable member from the predetermined position is limited by said supporting member, limitation of said openable member by
said supporting member is eliminated.

US Pat. No. 9,081,257

IMAGING APPARATUS AND LIGHTING CONTROL METHOD

CANON KABUSHIKI KAISHA, ...

1. An imaging apparatus comprising:
an acquisition unit configured to acquire information related to a luminance of a subject;
a main flash quantity determination unit configured to determine a main flash quantity of a flash apparatus based on information
related to the luminance of the subject, which is acquired by the acquisition unit in a state where the flash apparatus is
pre-flashing;

an exposure determination unit configured to determine an exposure control value used when the flash apparatus pre-flashes,
based on information related to the luminance of the subject, which is acquired by the acquisition unit in a state where the
flash apparatus does not flash; and

a pre-flash quantity determination unit configured to determine a pre-flash quantity of the flash apparatus based on the exposure
control value determined by the exposure determination unit, before the flash apparatus pre-flashes.

US Pat. No. 9,082,041

PATTERN IDENTIFYING APPARATUS

CANON KABUSHIKI KAISHA, ...

1. A pattern identifying apparatus in which a plurality of processing target regions are arranged in a reticular pattern at
a predetermined interval S1, S2, . . . , SN in each dimensional direction of input data in N dimensions, and that identifies a predetermined pattern from each processing
target region, the apparatus comprising:
an input device that inputs data in the N dimensions;
a processor;
a plurality of memories whose number is a product of numbers that are assigned to respective dimensions to hold input data
obtained by the input device;

a memory access controller that writes the input data in the plurality of memories in accordance with a predetermined rule
and reads, in parallel, data at the same position in each of the processing target regions relative to a reference point,
which is provided in each of the processing target region;

wherein a feature amount is calculated using a plurality of sets of data that are read in parallel by the memory access controller;
and

wherein a predetermined pattern is identified using the feature amount calculated,
wherein at least one pair of the interval determined for each dimensional direction and a corresponding number of the memories
is in a coprime relationship.

US Pat. No. 9,082,067

IMAGE PROCESSING APPARATUS AND METHOD THEREOF

CANON KABUSHIKI KAISHA, ...

1. An image processing apparatus comprising:
a selection section configured to select one of a first sample print and a second sample print; and
an output section configured to output a reference image and a first plurality of images arranged in a first layout to an
image outputting device in a case where the first sample print is selected, and to output the reference image and a second
plurality of images arranged in a second layout to the image outputting device in a case where the second sample print is
selected,

wherein the first layout is a layout where the reference image is arranged at nearly a center of the layout and the first
plurality of images are arranged around the reference image,

wherein the second layout is a layout where the reference image is arranged at nearly a corner of the layout and the second
plurality of images are arranged to a periphery of the reference image, and

wherein each of the first plurality of images is generated using color processing parameters which are determined based on
color processing parameters for the reference image, and in a case where a first color processing parameter contained in the
determined color processing parameters is not included in a predetermined range, the first color processing parameter is set
to fall within the predetermined range, and a second color processing parameter which is different from the first color processing
parameter and which is contained in the determined color processing parameters is changed according to the setting of the
first color processing parameter.

US Pat. No. 9,081,531

SYSTEM, IMAGE FORMING APPARATUS, AND METHOD THEREFOR

Canon Kabushiki Kaisha, ...

1. A system including a server and an image forming apparatus, wherein the server comprises:
a storage unit configured to, for each user, store data corresponding to a document printable by the user in a storage device;
a provision unit configured to, according to an instruction from a first user, provide a list of the data corresponding to
a document printable by the first user stored in the storage unit;

an addition unit configured to add data selected from the list provided by the provision unit to the storage device as data
corresponding to a document printable by a second user; and

a transmission unit configured to, if the list has been provided to the image forming apparatus by the provision unit, transmit
to the image forming apparatus print data corresponding to the data selected from the list in response to a request from the
image forming apparatus, and

wherein the image forming apparatus comprises:
a first receiving unit configured to issue a request to the server and then to receive from the server a list of data corresponding
to a document printable by a user using the image forming apparatus;

a second receiving unit configured to issue a request to the server and then to receive from the server print data corresponding
to data selected from the list received by the first receiving unit;

a printing unit configured to print the print data received by the second receiving unit; and
an added data notification unit configured to issue a notification related to a printing of the data added by the addition
unit via a display unit of the image forming apparatus during a usage of the image forming apparatus by the second user,

wherein contents of the notification include a message from the first user to the second user and a deadline until which the
added data is able to be printed.

US Pat. No. 9,075,388

IMAGE FORMING APPARATUS, CARTRIDGE AND IMAGE FORMING APPARATUS SYSTEM

CANON KABUSHIKI KAISHA, ...

1. An image forming apparatus for forming an image on a recording material, wherein a cartridge is detachably mountable to
said image forming apparatus, said image forming apparatus comprising:
a first movable member movable between a projection position in which said first movable member is in an insertion path of
a contact portion provided on said cartridge when said cartridge is mounted to a main assembly of said image forming apparatus,
and a retracted position in which said first movable member is retracted from the insertion path, wherein said first movable
member moves from the projection position to the retracted position by being contacted by the contact portion; and

a second movable member movable between an open position for permitting said cartridge toward downstream with respect to an
inserting direction in which said cartridge is mounted to said main assembly and a blocking position for preventing said cartridge
from moving toward the downstream by contacting said contact portion, said second movable member being interrelated with said
first movable member so that when said first movable member is in the projection position, said second movable member takes
the open position, and when said first movable member is in the retracted position, said second movable member takes the blocking
position,

wherein in the process of mounting said cartridge to said main assembly, said contact portion passes said first movable member
in the inserting direction, and said first movable member moves from the retracted position to the projection position, and
then said second movable member moves from the blocking position to the open position, and said contact portion passes said
second movable member in the inserting direction.

US Pat. No. 9,075,949

SUPPORTING DESIGN OF ELECTRONIC EQUIPMENT

CANON KABUSHIKI KAISHA, ...

1. An apparatus for supporting design of an electronic equipment, comprising:
an acquisition section configured to acquire design information including layout information of a print circuit board associated
with the electronic equipment, and component information;

an extractor configured to extract, based on the design information, signal lines respectively and electrically connected
to pins of a connector, wherein the connector is used to electrically connect plural electronic equipment to each other through
a cable; and

a detector configured to detect a signal line from the extracted signal lines, as a victim wiring, wherein the detected signal
line crosses a signal line other than the extracted signal lines in a case where it is viewed from a laminating direction
of layers of the print circuit board,

wherein the extractor further extracts signal lines before and after passage of a noise reduction component, and in a case
where a first signal line after passing through the noise reduction component connected to a pin of the connector crosses
a second signal line before passing through the noise reduction component, the detector detects the first signal line as the
victim wiring, and

wherein at least one of the acquisition section, the extractor, or the detector is implemented at least in part by hardware
components of the apparatus.

US Pat. No. 9,076,235

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

CANON KABUSHIKI KAISHA, ...

1. An image processing apparatus which generates, from first image data having a first resolution, second image data having
a second resolution lower than the first resolution, comprising a processor configured to implement:
a determination unit configured to determine a pixel of interest in the first image data based on a ratio of the first resolution
and the second resolution;

a selection unit configured to select one of a plurality of filters in accordance with a position of the pixel of interest
in the first image data that has been determined by the determination unit; and

a generation unit configured to generate second image data having the second resolution by performing filter processing for
a region including the pixel of interest by using the filter selected by the selection unit,

wherein the ratio of the first resolution and the second resolution is not an integral multiple, and the filter selected by
the selection unit is defined by filter coefficients regarding each of the pixel of interest and a pixel other than the pixel
of interest included in the region in accordance with the ratio of the first resolution and the second resolution.

US Pat. No. 9,074,929

IMAGE DISPLAY APPARATUS HAVING A LIGHT GUIDE UNIT REFRACTING INCIDENT LIGHT FROM A SCREEN TO A SENSOR

CANON KABUSHIKI KAISHA, ...

1. An image display apparatus, comprising:
a display panel configured to display an image on a screen; and
a photometric unit configured to measure light incident from the screen,
wherein the photometric unit includes:
a sensor configured to measure the incident light; and
a light guide unit configured to guide the incident light to the sensor by refracting the incident light.

US Pat. No. 9,075,330

COLOR IMAGE FORMING APPARATUS HAVING FUNCTION OF OBTAINING COLOR INFORMATION OF PATCH

CANON KABUSHIKI KAISHA, ...

1. An image forming apparatus including a fixing unit configured to heat and fix an unfixed toner image on a printing material,
comprising:
a colorimetry unit configured to obtain color information of toner patches of a plurality of colors, by irradiating the toner
patches of the plurality of colors fixed on the printing material with light and dispersing light reflected by the toner patches,
and

wherein the toner patches of the plurality of colors include a first toner patch and a second toner patch,
color information of the first toner patch and the second toner patch vary when a temperature variation occurs,
an amount of variation in the color information of the first toner patch is larger than that of the second toner patch, and
the first toner patch is fixed by the fixing unit before the second toner patch is fixed by the fixing unit.

US Pat. No. 9,075,553

PRINTING IN ACCORDANCE WITH SHEET SIZE

CANON KABUSHIKI KAISHA, ...

1. A method comprising:
inputting a sheet size of a sheet;
executing, in a case where the input sheet size is not within a maximum page size which can be set in a page setting of an
application, a setting to the page setting, the setting being for setting a page size which corresponds to an aspect ratio
of the input sheet size and is within the maximum page size; and

executing a process so that data corresponding to an object arranged in the page of the page size set by the setting is scaled
to a size corresponding to the input sheet size,

wherein an information processing device performs the inputting, the executing of the setting, and the executing of the process,
by executing a plug-in program for extending functionality of the application.

US Pat. No. 9,077,824

COMMUNICATION APPARATUS AND METHOD

Canon Kabushiki Kaisha, ...

1. A communication apparatus comprising:
a reading unit configured to read an image on an original and generate image data based on the read image;
a generating unit configured to generate an e-mail in which the image data generated by the reading unit is included;
a transmitting unit configured to transmit the e-mail in which the image data has been included;
a converting unit configured to convert the image data generated by the reading unit into image data following an internet
FAX standard; and

a control unit configured to control the generating unit to generate the e-mail in which the image data generated by the reading
unit but not converted by the converting unit is included when a first transmission mode is selected, and to generate the
e-mail in which the image data generated by the reading unit and converted by the converting unit is included when a second
transmission mode is selected,

wherein the transmitting unit transmits the e-mail in which the image data not converted by the converting unit is included
when the first transmission mode is selected, and transmits the e-mail in which the image data converted by the converting
unit is included when the second transmission mode is selected.

US Pat. No. 9,077,825

INFORMATION PROCESSING SYSTEM COMPRISING A SERVER APPARATUS AND AN INFORMATION PROCESSING APPARATUS CONSTRUCTING AN OPERATION SCREEN, CONTROL METHOD AND PROGRAM THEREOF

Canon Kabushiki Kaisha, ...

1. An image reading system comprising:
(A) a server apparatus including:
(a) an instruction unit that instructs an image reading apparatus to read an original, the instruction causing the image reading
apparatus (1) to generate image data, and (2) to store the image data in the image reading apparatus;

(b) a reception unit that receives a response to the instruction from the image reading apparatus, without receiving the image
data;

(c) a generation unit that generates, in a case where the response received by the reception unit includes a URL corresponding
to image data stored in the image reading apparatus, screen information for displaying a preview screen of the image data
stored in the image reading apparatus, in which the URL received by said reception unit is included, and generates, in a case
where the response received by the reception unit does not include the URL, screen information corresponding to the response
received by the reception unit; and

(d) a screen information transmission unit that transmits the screen information generated by said generation unit to the
image reading apparatus, and

(B) the image reading apparatus including:
(i) a reading unit that reads the original and generates the image data based on the instruction by said instruction unit;
(ii) a storing unit that stores the image data generated by said reading unit;
(iii) a response transmission unit that transmits, to the server apparatus, the response, without transmitting the image data;
and

(iv) a display control unit that (a) in a case where the screen information received from the server includes the URL, obtains
the image data stored in the storing unit based on the URL included in the received screen information, combines the screen
information with the obtained image data into the preview screen, and displays the preview screen including an image of the
original read by the reading unit, and (b) in a case where the screen information received from the server does not include
the URL, displays a screen in accordance with the received screen information.

US Pat. No. 9,075,338

IMAGE FORMING APPARATUS

Canon Kabushiki Kaisha, ...

1. An image forming apparatus comprising:
a photosensitive member;
a light illumination unit which includes a light emitting element and a rotating polygonal mirror including a plurality of
mirror surfaces as scanning surfaces and is configured to reflect light emitted from the light emitting element from the scanning
surfaces such that the photosensitive member which is charged is illuminated;

a development unit configured to form a toner image by attaching toner to a latent image formed on the photosensitive member
illuminated by the light illumination unit; and

a control unit configured to cause the light illumination unit to perform normal exposure of a first exposure amount such
that the toner is attached to an imaging portion to which the toner is to be attached on the photosensitive member and cause
the light illumination unit to perform weak exposure of a second exposure amount smaller than the first exposure amount such
that the toner is not attached to a non-image portion to which the toner is not to be attached on the photosensitive member,

wherein the light illumination unit performs the normal exposure by causing the light emitting element to emit light according
to a pulse corresponding to image data and performs the weak exposure by causing the light emitting element to emit light
according to a pulse with a narrower width than the pulse corresponding to the image data,

wherein the control unit is capable of executing a first mode for forming a toner image on the photosensitive member that
rotates at a first speed and a second mode for forming a toner image on the photosensitive member that rotates at a second
speed slower than the first speed, and

wherein, in the first mode, the control unit causes the light illumination unit to perform a weak exposure by serially using
adjacent scanning surfaces of the rotating polygonal mirror, and

wherein, in the second mode, the control unit causes the light illumination unit to perform a weak exposure during one rotation
of the rotating polygonal mirror by only using a part of the plurality of scanning surfaces of the rotating polygonal mirror.

US Pat. No. 9,075,827

IMAGE RETRIEVAL APPARATUS, IMAGE RETRIEVAL METHOD, AND STORAGE MEDIUM

Canon Kabushiki Kaisha, ...

1. An image retrieval apparatus comprising:
a designation unit configured to designate a query area of an image based on a user's designation operation;
a determination unit configured to determine whether the query area designated by the designation unit and an area where a
local feature amount is difficult to be extracted overlap each other; and

a retrieval unit configured to retrieve, when the determination unit determines that the query area designated by the designation
unit and the area where the local feature amount is difficult to be extracted do not overlap each other, image feature data
with which a local feature amount and the image are associated and which is stored in a storage device based on a local feature
amount extracted from the query area.

US Pat. No. 9,077,883

INFORMATION PROCESSING APPARATUS WITH VIBRATION DETECTION, CONTROL METHOD THEREFOR, AND RECORDING MEDIUM

Canon Kabushiki Kaisha, ...

1. An information processing apparatus having an operation member comprising at least one of a physical switch, a lever, and
a button, the information processing apparatus comprising:
a vibration detector configured to detect vibration of the information processing apparatus;
a member operation detector configured to detect an operation of the operation member; and
a processor configured to execute, after a delay period after the vibration detector has detected the vibration has expired
and operation of the operation member during said delay period has not been detected, a function assigned to the detected
vibration, and to execute, if the operation of the operation member is detected by the member operation detector within said
delay period, a function corresponding to the operation of the operation member without executing the function assigned to
the detected vibration.

US Pat. No. 9,071,708

DEVICE MANAGEMENT APPARATUS AND METHOD GENERATING AREA INFORMATION OF WHERE A DEVICE IS USED BASED ON LOCATION INFORMATION OF A TERMINAL REMOTELY USING THE DEVICE

CANON KABUSHIKI KAISHA, ...

1. A device management apparatus which manages a device and a terminal which remotely uses the device, the apparatus comprising:
a log acquisition unit configured to acquire a log of a plurality of jobs which have been executed by the device;
a usage location specification unit configured to specify, based on the log acquired by said log acquisition unit, locations
of the terminal at the time that the device executed the plurality of jobs;

a generation unit configured to generate information of an area from where the device has been used, based on the locations
of the terminal specified by said usage location specification unit;

a device location specification unit configured to specify a location of the device based on device information managed by
the device management apparatus; and

a location information acquisition unit configured to periodically acquire location information of a user;
wherein said generation unit generates the information of the area from where the device has been used, based on the location
of the device specified by said device location specification unit and the locations of the terminal specified by said usage
location specification unit,

wherein if the device information includes no device location information, said device location specification unit specifies
a user of the device based on a log of local access which has been processed by the device, acquires, based on the location
information acquired by said location information acquisition unit, location information of the user at the time that the
device has processed the local access, and specifies the acquired location information of the user as the location of the
device, and

wherein the log of local access comprises a log provided by the device and associated with at least one of a copy service,
operation associated with a document, a user authentication service accompanying use of an operation panel, and a device setting
change.

US Pat. No. 9,071,781

IMAGE CAPTURING APPARATUS AND DEFECTIVE PIXEL DETECTION METHOD

CANON KABUSHIKI KAISHA, ...

1. An image capturing apparatus comprising:
an image sensor including a plurality of pixels each having a microlens and a plurality of photoelectric conversion units
that share the microlens;

a first defective pixel detection unit configured to detect a defective photoelectric conversion unit from among the plurality
of photoelectric conversion units; and

a second defective pixel detection unit configured to detect a defective pixel from among the plurality of pixels,
wherein the first defective pixel detection method in which each of the plurality of photoelectric conversion units is sequentially
taken as a subject for detection, and whether or not the photoelectric conversion unit of the subject for detection has a
defect is determined,

wherein in the first defective pixel detection method, the first defective pixel detection unit compares an output signal
that is output from the photoelectric conversion unit of the subject for detection with first signals, and

wherein the first signals are output from photoelectric conversion units included in pixels peripheral to the pixel including
the photoelectric conversion unit of the subject for detection, each position of each of the photoelectric conversion units
included in the peripheral pixels corresponding to a position of the photoelectric conversion unit of the subject for detection
with respect to the microlens,

wherein the second defective pixel detection unit determines defective pixels using a second defective pixel detection method
in which each of the plurality of pixels is sequentially taken as a subject for detection and whether or not the pixel of
the subject for detection has a defect is determined, and

wherein in the second defective pixel detection method, the second defective pixel detection unit compares a sum of output
signals from the plurality of photoelectric conversion units included in the pixel of the subject for detection with a sum
of output signals from the plurality of photoelectric conversion units included in pixels peripheral to the pixel of the subject
for detection.

US Pat. No. 9,071,504

DATA PROCESSING APPARATUS AND METHOD OF CONTROLLING THE SAME

Canon Kabushiki Kaisha, ...

1. A data processing apparatus comprising:
a plurality of modules each configured to execute data processing based on input data;
a control unit configured to output a control signal at a timing for transferring the input data; and
a plurality of routers, each having a plurality of input ports and a plurality of output ports, a plurality of demultiplexers,
and a storage unit configured to store correspondence information indicative of a corresponding relationship among identification
information of the input ports, a value of a control signal of an input timing to the input ports, identification information
of the output ports, and a value of a control signal of an output timing to the output ports, said plurality of demultiplexers
being configured to relay data transmission among said plurality of modules,

wherein each of said plurality of demultiplexers associates one of said plurality of input ports with one of said plurality
of output ports based on correspondence information corresponding to the control signal delivered at the input timing to one
of the input ports of a router of said plurality of routers from said control unit,

wherein the control signal is delivered to said router from said control unit separately from data to be transferred by said
router, and

wherein said router outputs input data to the associated output port in a case where the value of the control signal output
by said control unit is the value of the control signal of the output timing to the output port represented in the correspondence
information.

US Pat. No. 9,071,773

PROJECTION SYSTEM

Canon Kabushiki Kaisha, ...

1. A projection apparatus, comprising:
a processor coupled to a memory;
a combining unit that generates a first combined image which includes a first image and a second image different from the
first image;

a communicator configured to transmit the second image to another projection apparatus, wherein the another projection apparatus
is configured to project a second combined image including the second image;

a controller configured to control the communicator to transmit, to the another projection apparatus, information relating
to a position where the second image is combined with the first image; and

a projector configured to project the first combined image in a mode in which the first combined image and the second combined
image are projected to be combined with each other on a screen,

wherein the combining unit is implemented by the processor.

US Pat. No. 9,071,803

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

CANON KABUSHIKI KAISHA, ...

1. An image processing apparatus comprising:
an estimator configured to estimate an amount of a color blur of each of multiple color components included in a color image;
a processor configured to perform a color blur reduction process to reduce, from the color image, the color blur of each color
component by using the estimated amount of the color blur thereof; and

a decider configured to acquire a hue formed by the color blurs of the color components and to decide, depending on the hue,
an order of the color components on which the color blur reduction processes are performed.

US Pat. No. 9,070,531

X-RAY GENERATOR TUBE HAVING IMPROVED COOLING CONTAINER AND X-RAY IMAGING APPARATUS INCLUDING THE SAME

Canon Kabushiki Kaisha, ...

1. An X-ray generator comprising:
an X-ray tube including a cylindrical body with two end faces;
an electron source in the cylindrical body between the two end faces;
a target arranged at an end face of the cylindrical body so as to face the electron source, the target generating X-rays by
irradiation with electrons emitted from the electron source;

a container in which the X-ray tube is arranged;
insulating liquid filled between the X-ray tube and the container; and
a holding member holding the cylindrical body in the container, the holding member forming a channel for the insulating liquid
around the X-ray tube,

wherein a direction in which the electron source and the target face each other is parallel to a cylindrical axis of the cylindrical
body, and

wherein a distance, which is measured parallel to the cylindrical axis, between the holding member and the outer surface of
the X-ray tube at the end face where the target is arranged is twice or more as large as a minimum width of the channel.

US Pat. No. 9,070,008

OBJECT RECOGNITION APPARATUS AND DICTIONARY DATA REGISTRATION METHOD

CANON KABUSHIKI KAISHA, ...

1. An object recognition apparatus comprising:
a processor; and
a memory including instructions which, when executed by the processor, cause the object recognition apparatus to:
store dictionary data in which a plurality of pieces of feature information obtained from a plurality of images of one object
are put into groups based on similarities thereof and registered in association with the object;

detect an object from an image and, from an image of the object, extract feature information to be newly registered;
when the detected object is registered in the dictionary data, select a group corresponding to the detected object based on
a similarity between the extracted feature information and feature information belonging to each group of the detected object;

when the detected object is not registered in the dictionary data, add a new dictionary data and register the extracted feature
information;

when the detected object is registered in the dictionary data and the corresponding group has been selected, register the
extracted feature information in the corresponding group of the dictionary data; and

when the detected object is registered in the dictionary data and the corresponding group has not been selected, add a new
group to the detected object in the dictionary data and register the extracted feature information.

US Pat. No. 9,067,440

INFORMATION PROCESSING METHOD, PRINTING APPARATUS, AND COMPUTER-READABLE MEDIUM FOR SUPRESSING LIGHT SCATTERING

CANON KABUSHIKI KAISHA, ...

6. An information processing apparatus for generating print data to a printing apparatus which forms an image on a printing
medium with a plurality of types of printing materials, the apparatus comprising:
an acquisition unit configured to acquire light scattering characteristic information representing a light scattering characteristic
of each of the plurality of types of printing materials;

a conversion unit configured to convert input color data indicated by input image data into printing material data corresponding
to the plurality of types of printing materials; and

a generation unit configured to generate print data for forming an image on the printing medium by superposing the plurality
of types of printing materials in at least some pixels of an output image in an order complying with intensities of the acquired
light scattering characteristics of the plurality of types of printing materials on the basis of the printing material data.

US Pat. No. 9,063,514

IMAGE FORMING APPARATUS

CANON KABUSHIKI KAISHA, ...

1. An image forming apparatus, comprising:
a plurality of cartridges, each of which comprises a photosensitive member having a surface on which a latent image is formed
and a developing unit including a developing member for supplying a toner to the latent image formed on the surface of the
photosensitive member, wherein the plurality of cartridges includes a first cartridge and a second cartridge which is arranged
closer to a fixing device than the first cartridge;

the fixing device for fixing, on a recording material, a transferred toner image by heating the recording material;
a cooling device for cooling the plurality of cartridges by flowing air through a plurality of openings, each of which is
provided to be opposed to each of the plurality of cartridges; and

a plurality of shielding members, each of which shields a corresponding one of the plurality of openings,
wherein in each of the plurality of cartridges, the developing unit is movable between a first position at which the developing
member supplies a toner to the photosensitive member and a second position at which the developing member is at a position
farther than the first position from the photosensitive member,

wherein each of the plurality of shielding members changes positions in association with a position of the developing unit
of a corresponding one of the plurality of cartridges, and

wherein as viewed in a longitudinal direction of the first cartridge, a first area in which the shielding member does not
cover in an opening corresponding to the first cartridge among the plurality of openings in a case where the developing unit
of the first cartridge is at the second position is smaller than the first area in a case where the developing unit of the
first cartridge is at the first position, and as viewed in a longitudinal direction of the second cartridge, a second area
in which the shielding member does not cover in an opening corresponding to the second cartridge among the plurality of openings
in a case where the developing unit of the second cartridge is at the second position is smaller than the second area in a
case where the developing unit of the second cartridge is at the first position, and

wherein in a case where the developing units of the first and second cartridges are at the second position, as viewed in a
longitudinal direction of the plurality of the cartridges, the second area in which the second cartridge does not cover in
the opening corresponding to the second cartridge is larger than the first area in which the shielding member does not cover
in the opening corresponding to the first cartridge.

US Pat. No. 10,321,518

HEATING DEVICE FOR HEATING RECORDING MATERIAL, AND IMAGE FORMING APPARATUS HAVING THE SAME

CANON KABUSHIKI KAISHA, ...

1. A heating device comprising:a base plate;
a plurality of heating resistor members disposed in a longitudinal direction of said base plate;
a plurality of power supply electrodes disposed on one longitudinal end portion of said base plate, said plurality of power supply electrodes disposed on the one longitudinal end portion of said base plate including power supply electrodes configured to independently supply electric power to heating resistor members of said plurality of heating resistor members, and also including another power supply electrode connected to said plurality of heating resistor members; and
a plurality of electrically conductive parts configured to connect said plurality of heating resistor members and said plurality of power supply electrodes to one another,
wherein said plurality of electrically conductive parts are formed such that electrically conductive parts of said plurality of electrically conductive parts that are capable of having larger amounts of current flow therethrough have larger cross-sectional areas thereof with respect to a perpendicular direction to the longitudinal direction of said base plate.

US Pat. No. 10,251,206

COMMUNICATION APPARATUS AND CONTROL METHOD OF COMMUNICATION APPARATUS

Canon Kabushiki Kaisha, ...

1. A communication apparatus comprising:at least one memory storing instructions; and
at least one processor that, upon execution of instructions stored in the at least one memory, causes the communication apparatus to:
accept one instruction from a user;
execute, in accordance with the one instruction, a first search and a second search, wherein the first search is for searching for a first other communication apparatus in a first wireless network in which the communication apparatus is , and wherein the second search is for searching, by a method different from the first search, for a second other communication apparatus that is directly connectable to the communication apparatus in a second wireless network different from the first wireless network;
discriminably display, on a display unit, information of the first other communication apparatus detected by the first search and information of the second other communication apparatus detected by the second search; and
receive a user input indicating one of the first other communication apparatus and the second other communication apparatus as a connection target; and
perform control to initiate a connection with the connection target indicated by the received user input,
wherein, in a case where the received user input indicates that
the second other communication apparatus detected by the second search is the connection target,
the communication apparatus displays on the display unit information indicating that the communication apparatus will leave the first wireless network and prompting the user for confirmation to proceed with the second other communication apparatus as the connection target, and
the communication apparatus leaves the first wireless network and proceeds to initiate the connection with the second other communication apparatus if confirmation to proceed is received from the user, and
in a case where the received user input indicates that the first other communication apparatus detected by the first search is the connection target, the communication apparatus proceeds to initiate the connection with the first other communication apparatus without displaying the information indicating that the communication apparatus will leave the first wireless network.

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. 10,150,312

CONTROL APPARATUS, CONTROL METHOD, AND NON-TRANSITORY COMPUTER-READABLE STORAGE MEDIUM

Canon Kabushiki Kaisha, ...

12. A control method comprising:grouping to divide a plurality of sheets each associated with a plurality of pages included in a processing target job into groups; and
controlling feeding of a sheet from a feeding unit onto a conveyance path and refeeding of a sheet which has been conveyed on the conveyance path onto the conveyance path,
wherein a group size that is not less than a maximum sheet size used in the processing target job is set in the grouping,
wherein, in a case when deciding a group of a sheet corresponding to a predetermined page for which a group has not been decided in the processing target job, in the grouping,
(i) if a sum of lengths in a conveyance direction of sheets including the sheet corresponding to the predetermined page and one or more sheets, which have not been fed onto the conveyance path and have been determined as a first group, corresponding to a page previous to the predetermined page is within the set group size, the group of the predetermined page is decided as the first group, and
(ii) if the sum of the lengths in the conveyance direction of sheets including the sheet corresponding to the predetermined page and the one or more sheets, which have not been fed onto the conveyance path and have been determined as the first group, corresponding to the page previous to the predetermined page is not within the set group size, the group of the predetermined page is decided as a second group different from the first group, and
the controlling controls feeding and refeeding for each group grouped in the grouping unit.

US Pat. No. 10,143,382

PHOTOACOUSTIC APPARATUS

Canon Kabushiki Kaisha, ...

1. A photoacoustic apparatus comprising:a light irradiating unit configured to irradiate light onto a subject;
an acoustic wave transmission unit configured to transmit an acoustic wave to a specific area within the subject;
a photoacoustic wave reception unit configured to receive a photoacoustic wave generated by irradiation of the light to an area of the subject including the specific area and configured to output a photoacoustic signal;
an echo reception unit configured to receive, at a timing different from that of reception of the photoacoustic wave, an echo generated due to reflection of the acoustic wave transmitted from the acoustic wave transmission unit and configured to output an echo signal; and
a processing unit configured to acquire, based on the photoacoustic signal and the echo signal, optical property information in which a component corresponding to a reflected wave of the photoacoustic wave generated in the specific area is reduced.

US Pat. No. 10,148,922

DISPLAY SYSTEM

Canon Kabushiki Kaisha, ...

1. A display system comprising:a master device that displays a master image corresponding to a part of image data; and
a slave device that displays a slave image corresponding to another part of the image data,
wherein the slave device includes:
a slave signal generator that starts to generate a slave timing signal at a predetermined interval with reference to a timing based on a first instruction received from the master device;
a slave communicator that transmits, after the receipt of the first instruction, to the master device a completion notification indicating that a preparation for displaying the slave image is completed; and
a slave display that displays the slave image based on a second instruction which is received from the master device after the completion notification has been transmitted to the master device and which is in synchronization with the slave timing signal; and
Wherein the master device includes:
a master signal generator that generates a master timing signal at the predetermined interval;
a master communicator that transmits the first instruction generated based on a generation timing of the master timing signal, and transmits the second instruction to the slave device after the completion notification is received from the slave device and a preparation for displaying the master image is completed; and
a master display that displays the master image in synchronization with the master timing signal corresponding to the second instruction; and
wherein the master communicator transmits the first instruction to the slave device at a predetermined frame rate, and wherein the slave signal generator detects a frame rate based on the first instruction received from the master device, and generates the slave timing signal based on the detected frame rate.

US Pat. No. 10,138,549

SCANNING OPTICAL APPARATUS AND METHOD FOR MANUFACTURING REFLECTION MEMBER

CANON KABUSHIKI KAISHA, ...

1. A method for manufacturing a scanning optical apparatus including a deflection unit configured to deflect a light flux and scan a scanned surface in a main scanning direction, a condensing optical system configured to guide the light flux from the deflection unit to the scanned surface, and a reflection member configured to reflect the light flux from the deflection unit which is not incident on an effective image area of the scanned surface, and a light-receiving element configured to receive the light flux from the reflection member, the method comprising:cutting an optical substrate in a first direction to form a first optical member;
providing the first optical member with a light-chamfered portion which is parallel to the first direction;
applying a reflection coating to the first optical member to form a reflection surface;
cutting the first optical member on which the reflection coating is applied in a second direction to obtain the reflection member, the second direction being perpendicular to the first direction; and
arranging the reflection member such that the light flux from the deflection unit passes through the light-chamfered portion and a first end surface of the reflection member, the first end surface being parallel to the first direction and a sub-scanning direction,
wherein the sub-scanning direction is perpendicular to the main scanning direction,
wherein the first end surface has a higher degree of corrosion resistance than a second end surface of the reflection member, the second end surface being parallel to the second direction and the main scanning direction,
wherein the light-chamfered portion is provided between the reflection surface and the first end surface, and
wherein the reflection coating is applied to the light-chamfered portion.

US Pat. No. 10,139,338

ELECTROMECHANICAL TRANSDUCER

CANON KABUSHIKI KAISHA, ...

1. An electromechanical transducer, comprising;a substrate; and
an element disposed on or over a surface of the substrate,
the element comprising a plurality of cells that are two-dimensionally arranged and electrically connected,
each of the plurality of cells comprising:
a first electrode; and
a vibrating film comprising a second electrode, the second electrode being opposed to the first electrode with a gap interposed therebetween,
wherein the first electrodes of the plurality of cells are electrically connected within the element,
wherein the second electrodes of the plurality of cells are electrically connected within the element, and
wherein the plurality of cells are arranged so that, when the cells are viewed from a direction normal to the surface of the substrate, center portions of the plurality of cells are connected by straight lines in all combinations, and one outermost straight line connecting the center portions of a first group of the plurality of cells and another outermost straight line connecting center portions of a second group of the plurality of cells are one of non-parallel with each other and different in length of parallel portions.

US Pat. No. 10,137,685

LIQUID DISCHARGE HEAD AND LIQUID DISCHARGE APPARATUS HAVING COVER MEMBER WITH ENHANCED RIGIDITY

Canon Kabushiki Kaisha, ...

1. A liquid discharge head comprising:a recording element substrate having a discharge port forming face in which a plurality of discharge ports which form at least one row and which discharge a liquid are formed; and
a cover member which has a longitudinal shape in a first direction and which covers a part of the discharge port forming face,
wherein the cover member comprises:
two end regions being located at two ends in the first direction, and
two beam portions which extend in the first direction and connect the two end regions together and which, together with the two end regions, form a single opening that exposes the plurality of discharge ports, and
wherein when a width of the opening in a second direction that is orthogonal to the first direction is denoted as a [mm], a minimum length in the first direction of the end regions is denoted as c [mm], a modulus of longitudinal elasticity of the cover member is denoted as E [GPa], and a thickness of the cover member is denoted as t [mm], the following expression is established:

US Pat. No. 10,140,777

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

CANON KABUSHIKI KAISHA, ...

1. An information processing apparatus, comprising:a memory configured to store instructions; and
a processor configured to execute the instructions to function as:
an extraction unit configured to extract a finger region from a captured image;
a generation unit configured to generate a finger model from the finger region;
a determination unit configured to perform a collision determination for a collision between the finger model and a CG model superimposed on the captured image; and
a control unit configured to:
when the collision determination indicates that the finger model has sunk into the CG model, calculate a movement amount of the finger model such that the finger model is not sunk into the CG model; and
control a display form of the finger model based on the determined movement amount of the finger model such that the finger model is not sunk into the CG model.

US Pat. No. 10,139,761

PHOTO INTERRUPTER UNIT, SHEET CONVEYANCE APPARATUS AND IMAGE FORMING APPARATUS

Canon Kabushiki Kaisha, ...

1. A photo interrupter unit comprising:a photo interrupter including:
a light emitting portion configured to emit light;
a photo sensing portion configured to receive the light emitted from the light emitting portion;
a claw portion configured to be elastically deformable; and
a connector portion comprising a plurality of connector pins and arranged in alignment with the light emitting portion and the photo sensing portion in an alignment direction; and
a supporting portion configured to detachably support the photo interrupter, the supporting portion including:
a mounting surface on which the photo interrupter is mounted;
a hole portion into which the claw portion is inserted, and which is provided in the mounting surface; and
a projection projecting from the mounting surface and configured to regulate a position of the photo interrupter in a deforming direction in which the claw portion is elastically deformable in a state where the claw portion is inserted into the hole portion,
wherein the projection is arranged not to oppose the plurality of the connector pins in the alignment direction.

US Pat. No. 10,134,138

INFORMATION PROCESSING APPARATUS, COMPUTER-READABLE STORAGE MEDIUM, INFORMATION PROCESSING METHOD

CANON KABUSHIKI KAISHA, ...

1. An information processing apparatus comprising:at least one processor; and
a memory that stores a program,
wherein the at least one processor executes the program to perform:
setting a search region in a recognition target image;
setting cut regions at a plurality of different positions in the set search region;
obtaining candidate character information by extracting images respectively corresponding to the set cut regions and comparing each of the extracted images with dictionary data; and
outputting, as a recognition result of the set search region, the candidate character information that has a highest evaluation value from the obtained candidate character information,
wherein a next search region for a next character is set based on position information about the cut region corresponding to the outputted recognition result, wherein next cut regions are set at a plurality of positions in the set next search region, wherein next candidate character information of a next character is obtained by extracting images respectively corresponding to the set next cut regions and comparing each of the extracted images with the dictionary data, and wherein the next candidate character information that has a highest evaluation value from the obtained next candidate character information is outputted as a recognition result of the next character.

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. 10,120,321

POWER TRANSMISSION APPARATUS AND IMAGE FORMING APPARATUS COMPRISING THE SAME

CANON KABUSHIKI KAISHA, ...

1. A power transmission apparatus comprising:a first pulley rotationally driven by a driving unit;
a second pulley;
a belt extended around the first pulley and the second pulley; and
a supply unit configured to supply a voltage such that the first pulley and the belt are electrostatically attracted to each other and that the second pulley and the belt are electrostatically attracted to each other, wherein
the belt includes a conductor layer,
at least one pulley among the first pulley and the second pulley includes a first electrode to which a first voltage is applied and a second electrode that is insulated from the first electrode and to which a second voltage is applied,
an insulating layer or a dielectric layer is arranged between the conductor layer of the belt and the first electrode of the at least one pulley, and
another insulating layer or another dielectric layer is arranged between the conductor layer of the belt and the second electrode of the at least one pulley.

US Pat. No. 10,120,331

ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER, PROCESS FOR PRODUCING ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER, AND ELECTROPHOTOGRAPHIC APPARATUS AND PROCESS CARTRIDGE INCLUDING ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER

CANON KABUSHIKI KAISHA, ...

1. An electrophotographic photosensitive member, comprising:an electrically conductive support; and
a photosensitive layer on the support, wherein
a surface layer of the electrophotographic photosensitive member comprises a copolymer of a polymerizable functional group-containing charge transporting substance and a compound represented by formula (1):

where Ar is a substituted or unsubstituted aromatic hydrocarbon group and is an m-valent group obtained by eliminating m number of hydrogen atoms each bonded to a benzene ring of a compound represented by formula (2) other than from R1, R2 and R3;
Ln represents a divalent group represented by formula (3) or formula (4);
Fn represents a polymerizable functional group; and
m represents an integer of 1 to 4 and when m is equal to or larger than 2, m number of structures in parenthesis are the same or different:

where R1, R2 and R3 each independently represent a hydrogen atom or a substituted or unsubstituted phenyl group; and
substituents on Ar, R1, R2 and R3 are each an alkyl group having 1 to 6 carbon atoms or an alkoxy group having 1 to 6 carbon atoms:

where R4 represents an alkylene group having 1 to 6 carbon atoms and p represents 0 or 1; and
R5 represents an alkylene group having 1 to 6 carbon atoms and r represents an integer of 1 to 4.

US Pat. No. 10,108,105

DEVELOPING APPARATUS AND IMAGE FORMING APPARATUS

Canon Kabushiki Kaisha, ...

1. A developing apparatus comprising:a developer container that accommodates a developer;
a developer carrying member that is rotatably supported by the developer container, and that carries the developer on a surface thereof;
a conveying member that is provided inside the developer container and that conveys the developer, the conveying member including a shaft portion and a conveying portion connected to the shaft portion; and
a restriction portion that restricts the developer carried on the developer carrying member, the restriction portion being disposed so as to oppose the developer carrying member in an area around the developer carrying member, the area corresponds to a side of the developer carrying member on which the surface of the developer carrying member moves gravitationally upwards during an image-forming period,
wherein the conveying member is configured to move during a non-image-forming period, and stops at a stop position during the image-forming period, and
wherein, when the conveying member stops at the stop position, a straight line, drawn from a base end of the conveying portion where the conveying portion connects to the shaft portion towards a tip of the conveying portion, intersects a surface of the developer carrying member opposing the inside of the developer container at a portion upstream in a rotation direction of the developer carrying member with respect to the restriction portion.

US Pat. No. 10,108,122

IMAGE FORMING APPARATUS AND CORRECTION METHOD THEREFOR

CANON KABUSHIKI KAISHA, ...

1. An image forming apparatus, comprising:a light source;
a photosensitive member, which is rotated in a first direction so that a latent image is formed on the photosensitive member with a light beam emitted from the light source in accordance with image data;
a deflecting unit configured to deflect the light beam emitted from the light source to move a light spot of the light beam radiated to the photosensitive member in a second direction orthogonal to the first direction;
a conversion unit configured to convert the image data into a plurality of bit data corresponding to a density on a pixel-by-pixel basis;
a specifying unit configured to specify a pixel size that is a number of divided pixels forming a pixel formed on the photosensitive member with the light beam, in accordance with a position of the pixel in the second direction; and
a correction unit configured to correct the plurality of bit data in accordance with the pixel size specified by the specifying unit,
wherein the specifying unit specifies pixel sizes of pixels after an arrangement of the pixels in the second direction in a pixel group is replaced for each pixel group, the pixel group being obtained by dividing, with respect to a predetermined number of pixels, pixels arranged in the second direction.

US Pat. No. 10,095,155

METHOD OF TRANSFERRING INFORMATION INDICATING REFLECTING SURFACE OF ROTATING POLYGONAL MIRROR

CANON KABUSHIKI KAISHA, ...

1. An image forming apparatus comprising:a light source;
a rotating polygonal mirror having a plurality of reflecting surfaces and configured to deflect light outputted from the light source while rotating;
a detection unit configured to output a first signal in accordance with detecting the light deflected by the rotating polygonal mirror;
a specification unit configured to specify a reference reflection surface out of the plurality of reflecting surfaces; and
a generation unit configured to, based on the first signal, generate a second signal which is a main scanning synchronization signal for controlling a write start in a main scanning direction, wherein the second signal is a signal having a first waveform that does not correspond to the reference reflection surface and a second waveform which is a waveform that does correspond to the reference reflection surface and is different to the first waveform,
wherein the generation unit changes, in accordance with the reference reflection surface, a duration from a trailing edge to a rising edge or a rising edge to a trailing edge of a pulse signal which is the second signal, or the generation unit changes, in accordance with the reference reflection surface, a number of pulses of a pulse signal which is the second signal.

US Pat. No. 10,095,172

INFORMATION PROCESSING APPARATUS, INFORMATION PROCESSING METHOD, AND RECORDING MEDIUM

Canon Kabushiki Kaisha, ...

1. An information processing apparatus comprising:one or more processors; and
one or more memories storing instructions that, when executed by the one or more processors, cause the information processing apparatus to perform operations comprising:
predicting, for at least one of a plurality of parts in a plurality of apparatuses, the apparatuses each capable of processing an input job and each communicably connected to the information processing apparatus over a computer network, a job amount that is able to be processed until the part becomes unable to operate normally;
selecting, based on the predicted job amount, at least one of the parts to be replaced at a scheduled maintenance timing from among the at least one of the plurality of parts;
predicting a total job amount to be processed by the plurality of apparatuses up to the scheduled maintenance timing on a basis of a job amount processed in the past by each of the plurality of apparatuses and on a basis of a period of time left until the scheduled maintenance timing;
calculating an evaluation value based on the total job amount, the job amount that is able to be processed until the selected at least one of the parts becomes unable to operate normally, and a job amount processed by the selected at least one of the parts per unit period of time;
determining a distribution method for distributing the input job among the plurality of apparatuses based on the evaluation value; and
transmitting over the computer network the input job to the plurality of apparatuses according to the determined distribution method.

US Pat. No. 10,096,545

SEMICONDUCTOR APPARATUS, SYSTEM, AND METHOD OF MANUFACTURING SEMICONDUCTOR APPARATUS

Canon Kabushiki Kaisha, ...

1. A semiconductor apparatus comprising:a first transistor;
a first contact plug connected to a source or a drain of the first transistor;
a second transistor;
a second contact plug connected to a source or a drain of the second transistor; and
a third contact plug connected to a gate of the second transistor,
wherein the first transistor constitutes a pixel circuit configured to generate a pixel signal based on an electric charge generated by photoelectric conversion,
wherein the second transistor constitutes a logic circuit configured to output a signal based on the pixel signal,
wherein a diameter of the first contact plug is smaller than a diameter of the second contact plug, and
wherein the diameter of the first contact plug is smaller than a diameter of the third contact plug.

US Pat. No. 10,095,563

METHOD, DEVICE, AND COMPUTER PROGRAM FOR IMPROVING ACCESS TO SERVICES IN A WEB RUNTIME ENVIRONMENT

Canon Kabushiki Kaisha, ...

1. A method for processing a service request by a web runtime environment in a processing device, the processing of the service request enabling a service provider to provide a service requested in the service request, the method comprising:selecting a specific interface based on the service request;
discovering the service provider and the web driver application associated with the service requested in the service request and implementing the selected specific interface;
loading the web driver application for execution by the web runtime environment for communicating with the service provider;
executing the web driver application associated with the service requested in the service request and implementing the selected specific interface;
interacting with the web driver application, via said specific interface, for providing the service by the service provider,
the selecting, executing, and interacting steps being carried out in the web runtime environment; and
wherein the step of discovering the service provider and the web driver application comprises receiving a service description, the service description comprising information relative to the location of the web driver application.

US Pat. No. 10,095,124

DETECTION APPARATUS, LITHOGRAPHY APPARATUS, METHOD OF MANUFACTURING ARTICLE, AND DETECTION METHOD

CANON KABUSHIKI KAISHA, ...

1. A detection apparatus which detects a position of a mark on a substrate, the apparatus comprising:a stage configured to be movable while holding the substrate;
an image capturing unit having an image sensor configured to capture an image of the mark; and
a processor configured to control a first image capturing and a second image capturing which cause the image capturing unit to capture images of the mark, the second image capturing being performed after the first image capturing, and determine the position of the mark based on an image obtained by the second image capturing,
wherein the processor controls the first image capturing such that an output value of the image sensor becomes a first target value which is smaller than a second target value to be used in the second image capturing, and determines an image capturing condition for controlling the second image capturing such that an output value of the image sensor becomes the second target value, based on an image capturing condition used in the first image capturing, and
wherein the processor starts the second image capturing at a timing when a vibration of the stage falls within an allowable range, and controls the first image capturing such that the image capturing condition for controlling the second image capturing is determined by the timing.

US Pat. No. 10,088,794

IMAGE FORMING APPARATUS AND PROCESS CARTRIDGE

Canon Kabushiki Kaisha, ...

1. An image forming apparatus, comprising:a rotatable image bearing member;
a charging member configured to charge the image bearing member to make a surface potential of the image bearing member;
a developing member configured to develop an electrostatic latent image formed on a surface of the image bearing member and collect a developer adhered to the image bearing member;
an electricity removal member disposed downstream of the charging member and upstream of the developing member in a rotating direction of the image bearing member and arranged in contact with the image bearing member; and
an applying member configured to apply a direct-current (DC) bias to the electricity removal member in an image-forming period,
wherein the DC bias has a polarity identical to a charging polarity of the image bearing member and has an absolute value lower than that of the surface potential of the image bearing member.

US Pat. No. 10,091,420

LIGHT-EMISSION CONTROL APPARATUS AND METHOD FOR THE SAME

Canon Kabushiki Kaisha, ...

1. A light-emission control apparatus comprising:a focus detector configured to detect a focus;
a light emitter configured to emit assist light toward a subject while the focus detector is detecting the focus; and
a memory and at least one processor which function as:
a shooting-mode selecting unit configured to be capable of selecting at least a first shooting mode in which a predetermined correction is applied to a human face of a captured image or a second shooting mode different from the first shooting mode; and
a control unit configured to control an amount of emission of the assist light in the first shooting mode to a smaller amount than an amount of emission of the assist light in the second shooting mode,
wherein the light emitter emits the assist light when an illuminance of the subject is lower than a predetermined illuminance, and
wherein the control unit controls the light emitter in such a manner that, in the first shooting mode, the light emitter emits the assist light when the illuminance of the subject is lower than a first illuminance and does not emit the assist light when the illuminance of the subject is higher than the first illuminance, and in the second shooting mode, the light emitter emits the assist light when the illuminance of the subject is lower than a second illuminance higher than the first illuminance and does not emit the assist light when the illuminance of the subject is higher than the second illuminance.

US Pat. No. 10,091,423

IMAGE SHAKE CORRECTING APPARATUS AND ITS CONTROL METHOD, LENS BARREL, OPTICAL EQUIPMENT, AND IMAGING APPARATUS

Canon Kabushiki Kaisha, ...

1. An image shake correcting apparatus comprising:a central processing unit (CPU) for executing a control program, thereby providing:
a first calculating unit configured to calculate a correction coefficient using information corresponding to an angular velocity output from a first shake detecting unit and information corresponding to an acceleration output from a second shake detecting unit;
a second calculating unit configured to calculate a translational shake correction amount using the correction coefficient and the information corresponding to the angular velocity output from the first shake detecting unit; and
a control unit configured to control a shake correcting unit configured to correct a translational shake according to the translational shake correction amount corresponding to a translational shake correction frequency range selected by a filter,
wherein the control unit narrows a low range of the translational shake correction frequency range when an imaging magnification is greater than a threshold value, and widens the low range of the translational shake correction frequency range when the imaging magnification is equal to or less than the threshold value.

US Pat. No. 10,072,950

ENCODER AND METHOD OF OUTPUTTING MEASUREMENT VALUE OF POSITION OR ANGLE

CANON KABUSHIKI KAISHA, ...

1. An encoder for outputting a measurement value of a position or angle of a scale in accordance with inputting of a command signal, the encoder comprising:a detector configured to detect the scale and output a detection signal; and
a processor configured to execute:
a generation task that generates data representing a position or angle of the scale from the output detection signal;
a correction task that calculates corrected data representing the position or angle of the scale from the output detection signal corresponding to a previous input command signal, at a time of inputting a current command signal, based on a velocity obtained from a change amount of the generated data and a delay time, which is a time from the detector detecting the scale in accordance with the previous command signal until receiving the current command signal; and
an outputting task that outputs the corrected data,
wherein the processor is configured to execute processings including the generation task and the correction task in parallel, for the data representing the position or angle of the scale for the output detection signal corresponding to the previous command signal at the time of inputting the current command signal.

US Pat. No. 10,073,252

OPTICAL SYSTEM AND IMAGE PICKUP APPARATUS INCLUDING THE SAME

Canon Kabushiki Kaisha, ...

1. An optical system comprising, in order from an object side to an image side:a front lens unit having a negative refractive power;
an aperture stop; and
a rear lens unit having a positive refractive power, wherein
the front lens unit consists of, in order from the object side to the image side, a first lens having a negative refractive power with a concave surface being on the image side, a second lens having a negative refractive power with a concave surface on the image side, and a third lens having a positive refractive power,
the rear lens unit consists of, in order from the object side to image side, a fourth lens having a positive refractive power, and a cemented lens formed by cementing a positive lens and a negative lens together, and
the following conditional expressions are satisfied:
1.0 3.0

US Pat. No. 10,075,609

INFORMATION PROCESSING APPARATUS AND CONTROL METHOD THEREOF FOR REDUCING TRANSITION TIME FROM A POWER-SAVE MODE

Canon Kabushiki Kaisha, ...

1. An information processing apparatus comprising:a storage device;
a controller; and
a storage controller which communicates with the storage device and the controller, wherein
the controller transmits a first communication start request to the storage controller,
the storage controller receives the first communication start request from the controller and transmits a second communication start request to the storage device,
the storage device receives the second communication start request from the storage controller, starts activation processing of the storage device based on the second communication start request, and transmits a first completion notice to the storage controller based on completion of the activation processing,
the storage controller receives the first completion notice from the storage device and transmits a second completion notice to the controller based on the first completion notice from the storage device, and
the controller receives the second completion notice from the storage controller and then transmits a first information acquisition request to the storage controller,
and wherein,
the storage controller transmits a third completion notice to the controller without waiting for the first completion notice from the storage device, based on the first communication start request from the controller,
the controller receives the third completion notice from the storage controller and then transmits a second information acquisition request to the storage controller before receipt of the second completion notice, and
the storage controller receives the second information acquisition request from the controller and transmits information, receipt in advance from the storage device, corresponding to the second information acquisition request as a response to the second information acquisition request to the controller without waiting for the first completion notice from the storage device.

US Pat. No. 10,073,936

CALCULATION METHOD, GENERATION METHOD, PROGRAM, EXPOSURE METHOD, AND MASK FABRICATION METHOD

Canon Kabushiki Kaisha, ...

1. A computer-implemented method of generating data of a pattern of a mask used for a mask manufacturing method for manufacturing the mask, the method of generating the data comprising:a division step of dividing an effective light source formed on a pupil plane of a projection optical system of an exposure apparatus into a plurality of point sources;
a pupil function generation step of generating, for each of the plurality of point sources, a shifted pupil function by shifting a pupil function describing a pupil of the projection optical system by a shift amount in accordance with a position of each point source;
a defining step of defining a matrix by arranging each shifted pupil function generated in the pupil function generation step in each row or each column of the matrix;
a first calculation step of performing singular value decomposition of the matrix defined in the defining step, thereby calculating an eigenvalue and an eigenfunction;
a second calculation step of calculating a map representing, when elements of a target pattern are inserted on an object plane of the projection optical system, an influence the elements inflict on each other, based on a distribution of the light diffracted by the target pattern, and the eigenvalue and the eigenfunction calculated in the first calculation step; and
a data generation step of generating the data of the pattern of the mask based on the map calculated in the second calculation step,
wherein the mask manufacturing method comprises a step of manufacturing the mask by forming the pattern corresponding to the generated data on a substrate.

US Pat. No. 10,075,743

METHOD, DEVICE, AND COMPUTER PROGRAM FOR ENCAPSULATING SCALABLE PARTITIONED TIMED MEDIA DATA

Canon Kabushiki Kaisha, ...

1. A method for encapsulating partitioned timed media data in a server, the partitioned timed media data comprising timed samples, each timed sample comprising a first layer and at least one second layer where at least one of the layers comprises a plurality of subsamples represented by one or more coding units, the method comprising:obtaining at least one subsample from amongst the plurality of subsamples of one of the timed samples, the obtained subsamples forming a subset of the set of the subsamples of the one of the timed samples;
creating one track comprising the at least one obtained subsample; and
independently encapsulating the created track in at least one media segment file, said media segment file comprising mapping metadata for providing information about the at least one obtained subsample and the layer the at least one obtained subsample belongs to.

US Pat. No. 10,055,555

IMAGE PROCESSING APPARATUS THAT PERFORMS USER AUTHENTICATION, AUTHENTICATION METHOD THEREFOR, AND STORAGE MEDIUM

CANON KABUSHIKI KAISHA, ...

1. An image processing apparatus comprising:a processor connected to a memory, the processor and memory configured to:
accept, via a user selection screen which displays one or more items corresponding to user identifiers which are registered with the image processing apparatus, a selection of an item corresponding to a user identifier among the displayed one or more items corresponding to the user identifiers, without an input of user authentication information;
obtain an authority of a user corresponding to the user identifier corresponding to the selected item;
display, in a case where an obtained authority of the designated user is a first authority, a user authentication screen which allows a user to input the user authentication information and also allows the user to skip an input of the user authentication information;
allow, in a case where the obtained authority of the designated user is the first authority and an authentication information inputted via the user authentication screen is succeeded, the user to use a first function;
allow, in a case where the obtained authority of the designated user is the first authority and an input of the user authentication information via the user authentication screen is skipped, the user to use a second function personalized for the designated user and not allow the user to use the first function; and
allow, in a case where the obtained authority is a second authority, the user to use the second function personalized for the designated user, without displaying the user authentication screen for inputting the user authentication information,
wherein in a case where the obtained authority is the second authority, the user is not allowed to use the first function.

US Pat. No. 10,040,283

SEMICONDUCTOR DEVICE AND LIQUID DISCHARGE HEAD SUBSTRATE

Canon Kabushiki Kaisha, ...

1. A semiconductor device comprising:a first transistor that includes a first primary terminal, a second primary terminal, and a first control terminal;
a second transistor that includes a third primary terminal, a fourth primary terminal, and a second control terminal; and
a first resistive element,
wherein the first primary terminal and the third primary terminal are connected to a first voltage line,
the second primary terminal and one terminal of the first resistive element are connected to a second voltage line,
the first control terminal, the second control terminal, the fourth primary terminal, and the other terminal of the first resistive element are connected to each other so as to form one node,
a potential change in the third primary terminal is transmitted to the first control terminal via capacitive coupling between the third primary terminal and the one node,
a transmitted potential change at the first control terminal turns on the first transistor, and
the semiconductor device further comprises:
a capacitive element which includes a first terminal connected to the first voltage line and a second terminal;
a third transistor which includes a fifth primary terminal connected to the second terminal, a sixth primary terminal connected to the second voltage line, and a third control terminal; and
a driving unit formed by at least one transistor which includes a fourth transistor and configured to cause an insulation breakdown of the capacitive element by supplying a control signal to the third control terminal.

US Pat. No. 10,035,670

SHEET STORING APPARATUS, SHEET FEEDING APPARATUS, AND IMAGE FORMING APPARATUS

CANON KABUSHIKI KAISHA, ...

1. A sheet feeding apparatus comprising:a sheet feed portion configured to feed a sheet; and
a sheet storing apparatus configured to store the sheet to be fed by the sheet feed portion and comprising a sheet regulating portion regulating a position of the sheet by abutting with an edge of the sheet stored in the sheet storing apparatus, the sheet regulating portion comprising:
a body portion comprising a regulating surface facing the edge of the sheet to regulate the edge of the sheet;
a pressing member comprising a pressing portion capable of projecting out of the body portion and of pressing the sheet, and an upper portion formed integrally with an upper part of the pressing portion so as to project to a sheet side and regulating an upward move of the sheet stored in the sheet storing apparatus;
an urging member configured to urge the pressing member such that the pressing member projects out of the body portion so that the pressing portion presses the edge of the sheet; and
a holding portion configured to hold the pressing portion movably from a projecting position where the pressing portion projects out of the body portion to a retracting position where the upper portion enters within the body portion while inclining the pressing portion with respect to the regulating surface by resisting against the urging member when the upper portion is pressed from above.

US Pat. No. 10,038,801

IMAGE READING APPARATUS AND IMAGE FORMING APPARATUS

CANON KABUSHIKI KAISHA, ...

1. An image reading apparatus comprising:a reading sensor configured to read an image of an original;
an original tray configured for placement of the original thereon;
a conveying portion configured to convey the original placed on the original tray to a reading position by the reading sensor;
a first size detector configured to detect a size of the original placed on the original tray before the conveying portion conveys the original from the original tray;
a second size detector configured to detect the size of the original being conveyed by the conveying portion;
an input portion configured to input reading size information by a user, wherein the reading size information relates to a reading size of the original to be read;
a display configured to display an information; and
a controller which has a processor configured to perform functions including:
a first function configured to determine a reading region based on a size of the original detected by the first size detector and a reading size information input by the input portion;
a second function configured to determine a original region based on a size of the original detected by the second size detector;
a third function configured to determine an overlap region amount between the reading region determined by the first function and the original region determined by the second function; and
a fourth function configured to control the display to display predetermined information based on the overlap region amount determined by the third function.

US Pat. No. 10,037,049

MANAGEMENT SYSTEM THAT PERFORMS PROCESSING FOR SYNCHRONIZING SETTING DATA, ALTERNATIVE MANAGEMENT APPARATUS, MANAGEMENT METHOD, AND STORAGE MEDIUM

CANON KABUSHIKI KAISHA, ...

1. A management system comprising:a management server;
a client apparatus; and
a backup server,
wherein
the management server includes:
a memory device that stores a set of instructions; and
at least one processor that executes the set of instructions to:
store, in a first storage device, setting information of the client apparatus with a time on a clock of the management server,
the client apparatus includes:
a memory device that stores a set of instructions; and
at least one processor that executes the set of instructions to:
transmit, to the management server, an update request of setting information stored in the first storage device of the management server, in a case where setting information of the client apparatus is updated; and
the backup server includes:
a memory device that stores a set of instructions; and
at least one processor that executes the set of instructions to:
receive, from the management server, the setting information stored in the first storage device and the time on the clock of the management server stored in the first storage device;
store, in a second storage device of the backup server, backup data including the received setting information and the received time on the clock of the management server as an update time;
manage time difference information between time measured by the management server and time measured by the backup server;
update, in a case where the backup server works as an alternative management server, the setting information of the backup data, based on an update request received from the client apparatus; and
store, in the second storage device, in the case where the backup server works as the alternative management server, a time as the update time based on a time on a clock of the backup server and the time difference information.

US Pat. No. 10,031,442

REMANUFACTURING METHOD OF DEVELOPER ACCOMMODATING UNIT

Canon Kabushiki Kaisha, ...

1. A remanufacturing method of a cartridge, the cartridge comprising a flexible container and detachably mountable to an image forming apparatus, the remanufacturing method comprising:filling a used flexible container with developer, the used flexible container being configured to accomodate developer and provided with a plurality of openings for discharging developer; and
attaching a sealing member to an outside surface of the used flexible container such that the sealing member covers the plurality of openings.

US Pat. No. 10,031,704

PRINTING SYSTEM PROCESSING DATA ACCORDING TO AUTHENTICATION INFORMATION, PRINTING APPARATUS AND PORTABLE TERMINAL CONSTITUTING THE SYSTEM, CONTROL METHODS THEREFOR, AND STORAGE MEDIUM STORING CONTROL PROGRAMS THEREFOR

CANON KABUSHIKI KAISHA, ...

1. A printing system comprising:a printing apparatus; and
a portable terminal,
the printing apparatus comprising:
a near field communication (NFC) tag;
a storage device; and
a processor configured to execute computer executable instructions recorded on the storage device, the computer executable instructions including instructions, that when executed by the processor, cause the printing apparatus to:
acquire authentication information input via a card reader or via an operation unit of the printing apparatus;
execute user authentication based on the acquired authentication information;
write data that includes user information corresponding to the authentication information input via the card reader or via the operation unit into the NFC tag in a case where the user authentication based on the acquired authentication information succeeds;
output the data written in the NFC tag to the portable terminal via the NFC tag;
receive, from the portable terminal, print data including user identification information corresponding to the user information in the data output via the NFC tag; and
process the print data based on the user identification information included in the received print data; and
the portable terminal comprising:
a storage device; and
a processor configured to execute computer executable instructions recorded on the storage device, the computer executable instructions including instructions, that when executed by the processor, cause the portable terminal to:
read data written in the NFC tag from the NFC tag;
extract the user information from the read data;
generate print data using the extracted user information; and
transmit the generated print data to the printing apparatus.

US Pat. No. 10,033,906

IMAGE PROCESSING APPARATUS WITH IMPROVED QUANTIZATION, IMAGE PROCESSING METHOD AND STORAGE MEDIUM THEREOF

CANON KABUSHIKI KAISHA, ...

1. An image processing apparatus that converts multi-valued data into multi-valued quantized data having fewer levels than the multi-valued data, comprising:one or more processor which executes the following steps of:
acquiring threshold values in a threshold value matrix having a designated pixel area corresponding to a plurality of pixels in an image, with different threshold values being set according to pixel position;
setting a provisional quantized value of the quantized data with respect to the multi-valued data, according to which gradation region from among a plurality of gradation regions includes a gradation indicated by the multi-valued data,
wherein each of the plurality of gradation regions corresponds to each region obtained by dividing a region of possible gradations that the multi-valued may take into two or more gradation regions;
deciding, based on a result of comparing comparative multi-valued data for the multi-valued data corresponding to the position of the gradation of the multi-valued data in the gradation region to the threshold value, whether to set the provisional quantized value, a value smaller than the provisional quantized value, or a value larger than the provisional quantized value as a quantized value of the quantized data with respect to the multi-valued data; and
outputting data used for printing by a printing unit of a printing apparatus configured to print an image onto a print medium, the data being obtained based on the quantized data,
wherein, the printing unit of the printing apparatus prints the image onto the print medium based on the output data,
wherein the one or more processor execute the step of deciding the quantized value so that in a case where the multi-valued data of each pixel in the pixel area is the same intermediate value, pixels having the value larger than provisional quantized value increase, pixels having the provisional quantized value do not change in number, and pixels having the value smaller than the provisional quantized value decrease in the designated pixel area as the value of the multi-valued data rises.

US Pat. No. 10,033,919

FOCUS ADJUSTING APPARATUS, FOCUS ADJUSTING METHOD, IMAGE CAPTURING APPARATUS, AND STORAGE MEDIUM

Canon Kabushiki Kaisha, ...

1. A focus adjusting apparatus, comprising:a tracking unit that detects a first area of a subject to be tracked, and reliability of a tracking position from an image signal output from an image sensor that captures a subject image formed on the image sensor by an optical system;
a focus detection unit that detects focus states of a plurality of focus detection areas based on the image signal that is output from the image sensor;
a determination unit that determines an in-focus area for which focus adjustment of the optical system is to be performed;
a prediction unit that predicts a focus state in next focus detection based on a history of focus states of the in-focus area detected by the focus detection unit; and
a selection unit that selects a second area from the plurality of focus detection areas,
wherein the determination unit determines the first area as the in-focus area in a case where a state in which the reliability is higher than a predetermined first threshold continues for a predetermined time period or longer, and determines the second area as the in-focus area in a case where the state does not continue for the predetermined time period.

US Pat. No. 10,033,931

IMAGE PROCESSING APPARATUS AND IMAGE PROCESSING METHOD FOR PROCESSING STILL IMAGE DATA

Canon Kabushiki Kaisha, ...

1. An image processing apparatus comprising:a processor; and
a memory storing a program which, when executed by the processor, causes the image processing apparatus to:
(1) read out a first moving image data from a recording medium which stores (a) a second moving image data which is undeveloped and (b) the first moving image data, which is generated by developing the second moving image data;
(2) reproduce the first moving image data by displaying on a display means a display image obtained by performing a display processing on the first moving image data read out from the recording medium;
(3) specify a plurality of frame positions in the first moving image data by receiving a plurality of instructions of a user while the first moving image data is being reproduced;
(4) after the reproducing of the first moving image data, (a) read out a plurality of frames of the second moving image data which corresponds to a plurality of frames of the first moving image data based on the specified plurality of frame positions in the first moving image data, (b) generate a plurality of developed images by performing developing process on the read out plurality of frames of the second moving image data, and (c) display on the display means a plurality of display-developed images which corresponds to the plurality of developed images;
(5) generate a still image data by encoding a developed image which corresponds to a display-developed image selected by the user out of the plurality of display-developed images displayed on the display means; and
(6) record the generated still image data on the recording medium.

US Pat. No. 10,027,848

IMAGE PROCESSING APPARATUS AND CONTROL METHOD FOR APPLYING SPATIAL FILTERS TO IMAGES

Canon Kabushiki Kaisha, ...

1. An image processing apparatus for dividing an input image into a plurality of band area images so that each band area partially overlaps an adjacent band area, successively storing the respective band area images in a band memory, and performing image processing, the image processing apparatus comprising:at least one of:
one or more circuits; or
one or more processors and at least one memory, the at least one memory being coupled to the one or more processors and having stored thereon instructions executable by the one or more processors;
wherein at least one of the one or more circuits or the execution of the instructions cause the image processing apparatus to function as:
a storage unit configured to store filter coefficients having a two-dimensional reference area of M pixels in a first direction and N pixels in a second direction orthogonal to the first direction; and
a spatial filter unit configured to apply, to the band area image stored in the band memory, a spatial filter using the filter coefficients, wherein coefficients are set as the filter coefficients so as to refer to pixels for every K pixels in the second direction, and the spatial filter unit sequentially applies the spatial filter to the band area image K times so that sampling phases by the filter coefficients for the band area image are mutually different in the second direction.

US Pat. No. 10,022,980

RECORDING HEAD AND INKJET RECORDING APPARATUS

Canon Kabushiki Kaisha, ...

1. A recording head comprising:a plurality of discharge port array units each including at least one of a first discharge port array in which discharge ports having a first diameter as a discharge port diameter are arranged in a predetermined direction, a second discharge port array in which discharge ports having a second diameter smaller than the first diameter as a discharge port diameter are arranged in the predetermined direction, and a third discharge port array in which discharge ports having a third diameter smaller than the second diameter as a discharge port diameter are arranged in the predetermined direction, the plurality of discharge port array units including a first discharge port array unit configured to discharge ink of a first color, a second discharge port array unit configured to discharge ink of a second color, and a third discharge port array unit configured to discharge ink of a third color, the plurality of discharge port array units being juxtaposed in a crossing direction crossing the predetermined direction,
wherein the first discharge port array unit includes N first discharge port arrays and does not include the second or third discharge port array, where N is equal to 2 or more,
wherein the second discharge port array unit does not include N or more first discharge port arrays, includes the second discharge port array, and does not include the third discharge port array,
wherein the third discharge port array unit includes the third discharge port array, and
wherein the third discharge port array unit is not adjacent to the first discharge port array unit in the crossing direction, and the second discharge port array unit is adjacent to the first discharge port array unit in the crossing direction.

US Pat. No. 10,025,061

FOCUS DETECTION APPARATUS, CONTROL METHOD THEREOF, AND STORAGE MEDIUM STORING PROGRAM

Canon Kabushiki Kaisha, ...

1. A focus detection apparatus, which performs focus detection by calculating a defocusing amount of an imaging optical system based on signals output from an imaging device, the focus detection apparatus comprising:at least one processor or one circuitry that
detects a phase difference based on the signals output from the imaging device,
acquires light quantity information of the imaging optical system, the light quantity information being determined according to a focus detection position in an imaging screen,
sets a conversion coefficient according to the light quantity information, an aperture value which is a shooting condition and an exit pupil distance, and
calculates the defocusing amount based on the phase difference and the conversion coefficient.

US Pat. No. 10,026,157

IMAGE PROCESSING APPARATUS, IMAGE PICKUP APPARATUS, IMAGE PROCESSING METHOD, IMAGE PROCESSING PROGRAM, AND STORAGE MEDIUM

CANON KABUSHIKI KAISHA, ...

1. An image processing apparatus comprising:a memory configured to store information on first optical characteristic data;
a data generator configured to generate previously unstored second optical characteristic data based on the first optical characteristic data related to a shot image and defocus characteristic data; and
a restoration processor configured to restore the shot image based on the second optical characteristic data,
wherein the data generator is configured to combine, for each position of the shot image, the first optical characteristic data with the defocus characteristic data to generate the second optical characteristic data,
wherein the first optical characteristic data are aberration data determined depending on an image pickup optical system and a shooting condition, and
wherein the defocus characteristic data are aberration data determined depending on a defocus amount.

US Pat. No. 10,025,162

FOCUS ADJUSTMENT DEVICE FOR CORRECTING AUTOFOCUS OF FOCUS LENS USING CAPTURED IMAGE SIGNAL TO BE RECORDED, METHOD FOR CONTROLLING THE SAME, AND IMAGE CAPTURE APPARATUS

Canon Kabushiki Kaisha, ...

1. A focus adjustment device capable of executing autofocus by at least one of a phase-difference detection method and a contrast detection method, the device comprising:an obtaining unit configured to obtain a correction value by calculating an evaluation band of a focus detection signal used in executing the autofocus;
calculating an evaluation band of an image signal to be captured
calculating in-focus positions of an imaging optical system for the image signal and for the focus detection signal based on (i) information regarding spherical aberration, chromatic aberration, and astigmatism of the imaging optical system and (ii) setting information regarding the evaluation bands of the captured image signals and the focus detection signals, and
calculating a difference between the in-focus position for the captured image signal and the in-focus position for the focus detection signal as the correction value for correcting a result of the autofocus; and
a control unit configured to control a position of a focusing lens that the imaging optical system has, based on the result of the autofocus corrected using the correction value,
wherein information regarding positions of a focusing lens of the imaging optical system respectively correspond to different spatial frequencies is used as the information regarding spherical aberration, chromatic aberration, and astigmatism of the imaging optical system,
wherein the information regarding the positions of the focusing lens is represented by a function having a first parameter and a second parameter as its variables, and
wherein the calculating the in-focus positions comprises:
calculating intermediate information based on the information regarding the positions of the focusing lens and the first parameter; and
calculating the in-focus position for the captured image signal and the in-focus position for the focus detection signal based on the intermediate information and the second parameter.

US Pat. No. 10,028,017

INFORMATION PROCESSING DEVICE AND METHOD OF CONTROLLING INFORMATION PROCESSING DEVICE

CANON KABUSHIKI KAISHA, ...

1. An information processing device configured to communicate with an external device, said information processing device comprising:at least one processor; and
a communication interface configured to communicate with the external device via a communication network,
wherein the at least one processor is configured to function as:
an accepting unit configured to accept an instruction to set a buffer size of a receiving buffer which forms part of the information processing device, wherein the receiving buffer receives segment data which is a piece of content data including at least one of video and audio, the segment data being generated at the external device and transmitted from the external device via the communication interface and the communication network;
a determining unit configured to determine, among a plurality of pieces of segment data to be acquired, the segment data to be acquired based on an available capacity of the receiving buffer of the buffer size set by the setting instruction, the determining unit determining to skip acquiring at least one piece of the segment data if the available capacity of the receiving buffer meets a predetermined condition;
an acquiring unit configured to acquire the segment data to be acquired from the external device via the communication interface; and
a storing unit configured to store the segment data acquired by the acquiring unit in the receiving buffer,
wherein the acquiring unit repeatedly acquires the segment data via the communication interface, and the segment data stored in the receiving buffer is sequentially reproduced as streaming data.

US Pat. No. 10,026,762

IMAGE PICKUP DEVICE HAVING AN ARRANGEMENT OF LINES THAT DOES NOT HINDER REALIZATION OF AN INCREASED READ RATE

CANON KABUSHIKI KAISHA, ...

1. An image pickup device comprising:a photoelectric converter;
an amplifier configured to output a pixel signal, which is based on signal charge accumulated in the photoelectric converter, to a first signal line and a second signal line different from the first signal line; and
a first wiring layer on which the first signal line, the second signal line, a first line different from the first signal line and the second signal line, and a second line different from the first signal line, the second signal line, and the first line are disposed in an identical direction,
wherein the first signal line is disposed between the first line and the second signal line in plan view and the second signal line is disposed between the first signal line and the second line in plan view,
wherein a distance between the first signal line and the second signal line is larger than a distance between the first signal line and the first line or larger than a distance between the second signal line and the second line,
wherein the distance between the first signal line and the second signal line is smaller than a width of the photoelectric converter, and
wherein the first signal line and the second signal line do not have any line therebetween.

US Pat. No. 10,028,306

METHOD AND DEVICE FOR DATA COMMUNICATION IN A NETWORK

Canon Kabushiki Kaisha, ...

1. A first communication device for a communication network, comprising:a plurality of data queues for serving data at different priorities;
a controller for computing back-off values associated with priority, each back-off value corresponding to a respective one of the plurality of data queues, the controller further for accessing the communication network using contention type access mechanism based on the computed back-off values;
a memory; and
at least one processor that is coupled to the memory and that is configured to cause the first communication device
to select a data queue based on a non-zero back-off value corresponding to the data queue, responsive to an obtaining by the first communication device of a transmission opportunity for transmitting data, from among transmission opportunities obtained by another communication device and granted to one or more communication devices belonging to the communication network; and
to transmit data from the selected data queue in the obtained transmission opportunity even though the back-off value corresponding to the selected data queue of the plurality of data queues is not zero.

US Pat. No. 10,015,827

COMMUNICATION APPARATUS, METHOD FOR CONTROLLING COMMUNICATION APPARATUS, AND COMPUTER PROGRAM

Canon Kabushiki Kaisha, ...

1. A communication apparatus comprising:one or more computers for causing the apparatus to:
determine whether the communication apparatus is to operate as a transmission apparatus that transmits service data to another communication apparatus via a wireless connection, or operate as both the transmission apparatus and a reception apparatus that receives service data from said another communication apparatus via the wireless connection; and
select, based on a result of the determination, whether to disconnect the wireless connection with said another communication apparatus in response to completion of transmission of the service data or to disconnect the wireless connection with said another communication apparatus in response to a user operation,
wherein, in a case where it is determined that the communication apparatus is to operate as the transmission apparatus, the communication apparatus selects to disconnect the wireless connection with said another communication apparatus in response to completion of transmission of the service data, and in a case where it is determined that the communication apparatus is to operate as both the transmission apparatus and the reception apparatus, the communication apparatus selects to disconnect the wireless connection with said another communication apparatus in response to the user operation.

US Pat. No. 10,012,815

PROJECTION OPTICAL SYSTEM AND PROJECTION TYPE DISPLAY APPARATUS USING THE SAME

Canon Kabushiki Kaisha, ...

1. A projection optical system comprising:a first lens unit that moves in a direction of an optical axis in adjusting an amount of field curvature; and
a second lens unit located closer to a reduction side than the first lens unit,
wherein the first lens unit includes an aspherical lens,
when a paraxial radius of curvature of a surface of the aspherical lens at an enlargement side is denoted by R1, an effective diameter of the surface of the aspherical lens at the enlargement side is denoted by ?1, a sagittal amount in a position at a height of ?1/2 from the optical axis on the surface at the enlargement side is denoted by SAG1, a paraxial radius of curvature of a surface of the aspherical lens at the reduction side is denoted by R2, an effective diameter of the surface of the aspherical lens at the reduction side is denoted by ?2, and a sagittal amount in a position at a height of ?2/2 from the optical axis on the surface at the reduction side is denoted by SAG2, the following conditions are satisfied:
SR1={(?1/2)?2+SAG1?2}/(2×SAG1)
SR2={(?2/2)?2+SAG2?2}/(2×SAG2)
1.0<|R1/SR1|/|R2/SR2|?5.0, and
when a focal length of an entire system of the projection optical system is denoted by ftot and a paraxial focal length of the aspherical lens is denoted by fg1, the following condition is satisfied:
3<|fg1/ftot|?14.50.

US Pat. No. 10,013,609

IMAGE CAPTURING APPARATUS AND IMAGE PROCESSING METHOD

Canon Kabushiki Kaisha, ...

1. An image capturing apparatus that can capture a visible light image and an infrared light image of the same object, the image capturing apparatus comprising:a detection unit configured to detect a face of a person as a predetermined object and a light-shielding portion covering the face in the visible light image;
an extraction unit configured to extract luminance information of a specific portion covered by the light-shielding portion in the face of the person detected in the infrared light image by the detection unit; and
an estimation unit configured to estimate unique information of the face of the person using the luminance information extracted by the extraction unit;
wherein
the extraction unit extracts luminance information of a pupil, an iris and a sclera of an eye included in the face of the person covered by the light-shielding portion, and
the estimation unit estimates an iris color as the unique information from a relationship between the luminance information of the pupil, the iris and the sclera.

US Pat. No. 10,015,421

IMAGING APPARATUS AND IMAGING SYSTEM FOR PERFORMING AD CONVERSION ON SIGNAL OUTPUT FROM PIXELS

CANON KABUSHIKI KAISHA, ...

1. An imaging apparatus comprising:pixels each of which outputs an optical signal by performing photoelectric conversion on light;
a reference signal supply circuit; and
an AD convertor including a first comparator and a second comparator, wherein
the reference signal supply circuit supplies, a first ramp signal to the first comparator in a first period and supplies a second ramp signal to the second comparator in a second period which includes the first period,
the reference signal supply circuit changes a potential of the first ramp signal with time in a first amplitude range,
a change of the potential of the first ramp signal starts at a beginning of the first period and continues at least to an end of the first period, the beginning of the first period being included within the second period,
the reference signal supply circuit changes a potential of the second ramp signal with time in a second amplitude range which includes the first amplitude range and which has a maximum amplitude larger than a maximum amplitude of the first amplitude range,
a change of the potential of the second ramp signal starts at a beginning of the second period and continues at least to an end of the second period,
during the second period, the optical signal is continuously input to both of the first comparator and the second comparator from the beginning of the second period and until the end of the second period,
an amount of the change of the potential per unit time of the second ramp signal is the same as an amount of the change of the potential per unit time of the first ramp signal,
in the first period, the AD convertor generates a first digital signal based on the optical signal, by comparing the optical signal with the first ramp signal, and
in the second period, the AD convertor generates a second digital signal based on the optical signal which is used or to be used for generating the first digital signal, by comparing the optical signal with the second ramp signal.

US Pat. No. 10,012,915

ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER, PROCESS CARTRIDGE AND ELECTROPHOTOGRAPHIC APPARATUS, AND CHLOROGALLIUM PHTHALOCYANINE CRYSTAL AND METHOD FOR PRODUCING THE SAME

Canon Kabushiki Kaisha, ...

1. A method for producing a chlorogallium phthalocyanine crystal, the method comprising:a hydrochloric acid treatment step of obtaining a chlorogallium phthalocyanine crystal by mixing a hydroxygallium phthalocyanine crystal and an aqueous hydrochloric acid solution,
wherein concentration of the aqueous hydrochloric acid solution is 10 mass % or more.

US Pat. No. 10,012,918

TONER AND METHOD FOR PRODUCING TONER

CANON KABUSHIKI KAISHA, ...

1. A method of producing a toner, comprising the steps of:obtaining a kneaded material by melt-kneading a resin composition containing a binder resin, a colorant, a hydrocarbon wax, and a wax dispersing agent;
cooling the kneaded material to obtain a cooled material;
pulverizing the cooled material to obtain a resin particle; and
heat treating the resin particle, wherein
the wax dispersing agent comprises a polymer provided by graft polymerizing a styrene-acrylic polymer onto a polypropylene,
the styrene-acrylic polymer is a polymer having a monomer unit derived from a cyclohexyl methacrylate, and
formula (1) and formula (2) are satisfied where Mp(p) is a melting point (° C.) of the polypropylene and Mp(w) is a melting point (° C.) of the hydrocarbon wax:
70?Mp(p)?90  (1)
|Mp(p)?Mp(w)|?20  (2).
US Pat. No. 10,012,919

TONER, DEVELOPING APPARATUS, AND IMAGE-FORMING APPARATUS

CANON KABUSHIKI KAISHA, ...

1. A toner comprising a toner particle containing a binder resin, a colorant, an amorphous polyester, and a crystalline polyester,the binder resin containing a vinyl resin,
the amorphous polyester having
a monomer unit derived from a linear aliphatic dicarboxylic acid having at least 6 and not more than 12 carbons, and
a monomer unit derived from a dialcohol,
the content of the monomer unit derived from the linear aliphatic dicarboxylic acid having at least 6 and not more than 12 carbons being at least 10 mol % and not more than 50 mol % with reference to the total monomer units derived from a carboxylic acid in the amorphous polyester, and
in a cross section of the toner particle observed with a transmission electron microscope,
the vinyl resin constituting a matrix and the amorphous polyester constituting domains, and
the crystalline polyester being present in the interior of the domains.

US Pat. No. 10,013,433

VIRTUAL FILE SYSTEM

CANON KABUSHIKI KAISHA, ...

1. A method for a virtual file system executed by a computer, wherein the virtual file system simulates physical files stored on other repositories of other computers as files which are accessible locally for a user, the method comprising:receiving a request for a file operation to a file in the virtual file system from an application interface on a hardware device of a computer via a proxy driver;
performing, by a context management system driver different from an application including the application interface, a context management service in response to a reception of the request,
wherein the context management service of the context management system driver includes:
receiving results of a first search for files related to current context of the user,
organizing the results of the first search into a virtual folder of the virtual file system,
recording entries into a history of path mappings, wherein the path mappings map a location of the virtual folder to locations of the files, corresponding to the result of the first search, and wherein the history of path mappings is recorded onto physical media,
determining whether the virtual folder is or is not a root,
further receiving, responsive to a determination that the virtual folder is a root, a result of a second search for files related to another current context, the files being stored on a repository of physical media of said other computers connected with the virtual file system,
updating the result of the second search into the virtual folder related to the result of the first search, and
further recording entries into the history of path mappings which map the location of the virtual folder to locations of the files, corresponding to the result of the second search, on the physical media.

US Pat. No. 10,013,220

JOB PROCESSING SYSTEM, JOB PROCESSING APPARATUS, CONTROL METHOD OF JOB PROCESSING APPARATUS, PROGRAM, AND STORAGE MEDIUM

Canon Kabushiki Kaisha, ...

1. A image forming system comprising:an information processing apparatus;
a mobile information terminal; and
an image forming apparatus configured to receive, from the information processing apparatus, print data associated with user information and to receive, from the mobile information terminal, an instruction of specific print processing based on print data,
wherein the image forming apparatus includes an image forming device configured to form an image on a sheet, an operation device configured to receive an operation of an operator, a storage configured to store data, one or more processors, and memory storing instructions that, when executed by the one or more processors, cause the one or more processors to function as:
a storing unit configured to store, in the storage, the print data received from the information processing apparatus,
an outputting unit configured to output information of the print data for transmitting to the mobile information terminal,
an acquiring unit configured to acquire user identification information of the operator, and
an execution unit configured to execute print processing by causing the image forming device to form an image,
wherein the execution unit causes the image forming device to form an image based on the received print data associated with user information in a case where (i) the instruction of specific print processing received from the mobile information terminal is for the received print data associated with user information and, (ii) the received print data associated with user information corresponds to the user identification information of the operator acquired by the acquiring unit.

US Pat. No. 10,003,761

IMAGING DEVICE HAVING MULTIPLE ANALOG-DIGITAL CONVERSION CIRCUITS THAT PERFORM MULTIPLE AD CONVERSIONS FOR A SINGULAR ONE OF A PIXEL SIGNAL

CANON KABUSHIKI KAISHA, ...

1. An imaging device comprising:a plurality of pixels arranged to form a plurality of columns and each configured to output a pixel signal by a photoelectric conversion in accordance with an incident light;
analog-to-digital conversion circuits (AD conversion circuits) provided correspondingly to the plurality of columns and each configured to perform analog-to-digital conversions (AD conversions) for the pixel signal; and
first memories provided correspondingly to the plurality of columns and second memories provided correspondingly to the plurality of columns,
wherein each of the AD conversion circuits performs multiple AD conversions including a first AD conversion and a second AD conversion for a singular one of the pixel signal,
wherein each of the first memories has a bit width of N+1 bits, where N is a natural number, and holds the least significant bit to an N+1th bit of a first digital value obtained by the first AD conversion, and
wherein each of the second memories has a bit width of M bits, where M is a natural number greater than N+1, and holds the least significant bit to an Mth bit of a second digital value obtained by the second AD conversion.

US Pat. No. 10,003,787

METHOD, SYSTEM AND APPARATUS FOR REFINING A DEPTH MAP

Canon Kabushiki Kaisha, ...

1. A method of refining a depth map, said method comprising:determining a depth map by estimating a depth of pixels of an associated image;
dividing the depth map into connected components based on similarity of each of the pixels of the depth map;
selecting a band of pixels along a boundary of each of the connected components;
assigning a confidence score to pixels within each said band of pixels, wherein said confidence score increases with the estimated depth of the pixels; and
updating the depth map based on the assigned confidence scores to determine a refined depth map.

US Pat. No. 10,002,423

MEDICAL IMAGE PROCESSING APPARATUS, MEDICAL IMAGE PROCESSING METHOD, AND MEDICAL IMAGE PROCESSING SYSTEM

Canon Kabushiki Kaisha, ...

1. A medical image processing apparatus comprising:an image acquiring unit configured to acquire a plurality of medical images obtained by imaging an identical region of an object under different radiographing conditions;
a relation acquiring unit configured to acquire a correlation between a signal value and a radiographing condition at a pixel at a same position in the plurality of medical images;
a condition acquiring unit configured to acquire a virtual radiographing condition that is different from the radiographing conditions of the plurality of medical images;
a generating unit configured to generate a diagnosis image by acquiring a signal value of each pixel based on the correlation and the virtual radiographing condition;
a display condition acquiring unit configured to acquire a window width value and a window level value for displaying one medical image of an identical cross section of the object; and
a display control unit configured to cause a display unit to display the diagnosis image based on the window width value and window level value acquired by the display condition acquiring unit.

US Pat. No. 9,998,621

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

Canon Kabushiki Kaisha, ...

1. An information processing apparatus having at least a first power state and a second power state, power being supplied to a device of the information processing apparatus in the first power state, power supply to the device being stopped in the second power state, comprising:a sensor which detects a human around the information processing apparatus;
a user interface which receives a user operation to shift the information processing apparatus from the first power state to the second power state or to shift the information processing apparatus from the second power state to the first power state; and
a power controller which shifts the information processing apparatus from the second power state to the first power state based on a detection of a human by the sensor, and shifts the information processing apparatus, from the first power state to the second power state or from the second power state to the first power state, based on the user operation received by the user interface,
wherein the power controller disables a shift of a power state of the information processing apparatus based on the user interface during a predetermined period after the detection of the human by the sensor.

US Pat. No. 9,998,631

INFORMATION PROCESSING APPARATUS, METHOD FOR PROCESSING INFORMATION, AND COMPUTER PROGRAM

Canon Kabushiki Kaisha, ...

1. A method for image processing, the method comprising:obtaining an input image including a shade component by capturing a document;
estimating a shade component image, the shade component image representing the shade component of the input image, the shade component depending on an image capture environment in which the document has been captured;
calculating at least one difference value between a pixel value of a target pixel in the input image and a pixel value in the shade component image at coordinates identical to those of the target pixel; and
correcting the pixel value of the target pixel in the input image based on the pixel value in the shade component image and a correction rate to remove a shade component in the target pixel, the correction rate depending on the difference value associated with the target pixel in the input image, wherein as the difference value increases, the correction rate decreases.

US Pat. No. 9,983,510

DEVELOPING DEVICE AND IMAGE FORMING APPARATUS HAVING DEVELOPER CARRYING AND STIRRING CONTROL

CANON KABUSHIKI KAISHA, ...

1. A developing device comprising:a developing container configured to accommodate a developer including toner and magnetic particles;
a developer carrying member rotatably provided opposed to an opening of said developing container;
a stirring member configured to stir the developer in said developing container to supply the developer to said developer carrying member;
a first driving motor configured to drive said developer carrying member;
a second driving motor configured to drive said stirring member; and
a controller configured to control drive of said first driving motor and said second driving motor,
wherein said controller effects control so that when a stop signal of said first driving motor and a stop signal of said second driving motor are outputted, at least in a period from output of either earlier one of the stop signal of said first driving motor and the stop signal of said second driving motor to rotational speeds of both of said developer carrying member and said stirring member becoming ½ of rotational speeds before the stop signal of said first driving motor and the stop signal of said second driving motor are outputted, the following formula is satisfied:
0.7 where said ?(E) is ?a(E)/?s(E), wherein ?s(E) (rpm) is a rotational speed of said developer carrying member and ?a(E) (rpm) is a rotational speed of said stirring member, and
where said ? is ?a/?s, wherein ?s (rpm) is a rotational speed of said developer carrying member in the steady state during the image formation and ?a (rpm) is a rotational speed of said stirring member in the steady state during the image formation.

US Pat. No. 9,983,516

ROLLER FOR ELECTROPHOTOGRAPHY AND PRODUCTION METHOD THEREOF, AND ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS

CANON KABUSHIKI KAISHA, ...

1. A method for producing a roller for electrophotography comprising an electro-conductive mandrel and a surface layer having an electro-conductive foam, the method comprising steps (1) to (3), or steps (1) and (4) to (6):(1) providing an unvulcanized rubber composition comprising an acrylonitrile-butadiene rubber, a hydrin rubber comprising an epichlorohydrin/ethylene oxide/allyl glycidyl ether terpolymer, sulfur, a thiuram type vulcanization accelerator, and a foaming agent;
(2) forming a layer of the unvulcanized rubber composition around a mandrel;
(3) vulcanizing and foaming the layer of the unvulcanized rubber composition, thereby forming the surface layer comprising the electro-conductive foam comprising a vulcanized product of the unvulcanized rubber composition to provide the roller for electrophotography;
(4) obtaining the unvulcanized rubber composition having a tube shape;
(5) vulcanizing and foaming the unvulcanized rubber composition having the tube shape, thereby providing a rubber tube comprising the vulcanized product of the unvulcanized rubber composition; and
(6) pressing the mandrel into the rubber tube to provide a roller for electrophotography having the surface layer around the mandrel, wherein
the unvulcanized rubber composition provides a vulcanized product resulting from step (3) or step (5),
the vulcanized product has a matrix-domain structure comprising a sea phase and an island phase, the sea phase containing the acrylonitrile-butadiene rubber which is vulcanized, and the island phase containing the hydrin rubber which is vulcanized,
the vulcanized product contains 8.0 to 20.0% by mass ethylene oxide based on a total amount of the vulcanized product, and
the vulcanized product has a spin-spin relaxation time T2 of 750 ?s

US Pat. No. 9,971,043

RADIATION DETECTION APPARATUS, RADIATION IMAGING SYSTEM, AND MANUFACTURING METHOD

CANON KABUSHIKI KAISHA, ...

1. A radiation detection apparatus comprising:a sensor base;
a sensor substrate supported by the sensor base and configured to output signals from a plurality of pixels for radiation detection;
a peripheral member arranged in a periphery of a side surface of the sensor substrate separately from the sensor substrate, said peripheral member being supported by the sensor base and configured not to output the signal for radiation detection
a scintillator layer configured to continuously cover the sensor substrate and the peripheral member; and
a circuit configured to process the signals from the pixels.

US Pat. No. 9,969,163

LIQUID DISCHARGE HEAD

Canon Kabushiki Kaisha, ...

1. A liquid discharge head comprising:a discharge unit that discharges a liquid as a result of electric energy being supplied to the discharge unit;
a first wiring member that is joined to the discharge unit and that includes a plurality of first joining terminals each capable of transmitting the electric energy to the discharge unit; and
a second wiring member that is electrically joined to the first wiring member and that includes a plurality of second joining terminals; and
wherein at least three of the plurality of first joining terminals are inspection terminals that are short-circuited, and the second joining terminals are connected to contact terminals to each of which an external signal can be input,
wherein a joint state of the first joining terminals and the second joining terminals is inspected by measuring a resistance between each two terminals among the at least three inspection terminals and comparing the resistance each with a predetermined value.

US Pat. No. 9,969,167

LIQUID EJECTION HEAD AND METHOD FOR MANUFACTURING THE SAME

Canon Kabushiki Kaisha, ...

1. A method for manufacturing a liquid ejection head provided with a housing which includes adjoining a first and a second liquid chambers for holding a liquid to be supplied to a printing element board which has an energy generating element generating energy for ejecting the liquid, the method comprising:arranging one mold piece for molding the first liquid chamber and another mold piece for molding the second liquid chamber adjoining each other;
injecting resin around the one mold piece and the another mold piece to mold the first and the second liquid chambers;
filtering, by a filter communicating with the first and the second liquid chamber, the resin before injecting the resin around the one mold piece and the another mold piece,
wherein the filter extends in a direction in which the width of the one mold piece and the another mold piece decreases;
drawing the one mold piece from the first liquid chamber in a first direction; and
drawing the another mold piece from the second liquid chamber in a second direction opposite to the first direction.

US Pat. No. 9,961,255

IMAGE CAPTURING APPARATUS, CONTROL METHOD THEREOF, AND STORAGE MEDIUM

Canon Kabushiki Kaisha, ...

1. An image capturing apparatus comprising:an image sensor in which a plurality of unit pixels, each of which has a first photoelectric conversion portion and a second photoelectric conversion portion arranged for one microlens, are arranged;
a readout unit configured to read out an added signal obtained by adding a signal of the first photoelectric conversion portion and a signal of the second photoelectric conversion portion, and to independently read out the signal of the first photoelectric conversion portion;
a calculation unit configured to calculate a signal corresponding to a signal of the second photoelectric conversion portion by subtracting the signal of the first photoelectric conversion portion from the added signal;
a correlation calculation unit configured to perform correlation calculation for the signal of the first photoelectric conversion portion and the signal corresponding to the signal of the second photoelectric conversion portion; and
a subtraction unit configured to subtract, from a result of the correlation calculation on an object image by the correlation calculation unit, a correction value for correcting noise caused by obtaining the signal corresponding to the signal of the second photoelectric conversion portion by subtracting the signal of the first photoelectric conversion portion from the added signal.

US Pat. No. 9,961,215

COMMUNICATION APPARATUS, METHOD FOR CONTROLLING COMMUNICATION APPARATUS, AND STORAGE MEDIUM, FOR SELECTING AN APPARATUS IN A WIRELESS NETWORK

Canon Kabushiki Kaisha, ...

1. A communication apparatus comprising:at least one processor; and
at least one memory storing code to be executed by the at least one processor, wherein the at least one processor executes the code to function as:
an input unit configured to accept input of a condition for selecting a partner apparatus that connects with the communication apparatus;
a receiving unit configured to receive information indicating a first communication apparatus and information indicating a second communication apparatus participating in a wireless network established by the first communication apparatus, from the first communication apparatus that is operating as a base station in the wireless network, before wirelessly connecting with the first communication apparatus;
a selection unit configured to select, based on the information received by the receiving unit, a partner apparatus corresponding to the condition input by the input unit, from among the first communication apparatus and the second communication apparatus;
a determination unit configured to determine whether the partner apparatus selected by the selection unit is operating as the base station or not;
a display unit configured to display, on a basis of determination by the determination unit, information indicating that it is necessary to reconfigure network setting at the selected partner apparatus in a case where the selected partner apparatus is not operating as the base station and not to display the information in a case where the selected partner apparatus is operating as the base station; and
a connection unit configured to wirelessly connect with the first communication apparatus or the second communication apparatus according to the selection made by the selection unit.

US Pat. No. 9,955,078

IMAGE SHAKE CORRECTION DEVICE, CONTROL METHOD, AND IMAGE PICKUP APPARATUS

Canon Kabushiki Kaisha, ...

1. An image shake correction device that corrects an image shake of an image by an image shake correction unit comprising:an angular velocity sensor for acquiring a detection signal for shaking applied to an image pickup apparatus;
an adaptive filter for calculating a compensation value for the correction value of the image shake correction by using the detection signal for shaking;
at least one processor; and
a memory storing instructions which when executed by the at least one processor cause the at least one processor to:
acquire a motion vector detected from an image signal;
calculate a correction value of image shake correction from the detection signal for shaking;
adjust transmittance characteristics of the adaptive filter by the detection signal for shaking and the motion vector; and
control the image shake correction unit in accordance with the correction value and the compensation value;
wherein the correction value is calculated on the basis of a target position and position information about the image shake correction unit, and
wherein the image shake correction unit is controlled in accordance with a value that is acquired by adding the compensation value serving as a feed forward input to the correction value.

US Pat. No. 9,933,681

DRIVER FOR ELECTROCHROMIC ELEMENT, METHOD FOR DRIVING ELECTROCHROMIC ELEMENT, OPTICAL FILTER, IMAGING DEVICE, LENS UNIT, AND WINDOW COMPONENT

Canon Kabushiki Kaisha, ...

1. A driver for an electrochromic element, the driver configured to adjust transmittance of the electrochromic element, the electrochromic element having a pair of electrodes and an electrochromic layer, which includes at least one organic electrochromic material and which is positioned between the electrodes, the driver comprising:an adjusting controller, wherein:
the adjusting controller, after applying a voltage V1,
applies a voltage V2, the voltage V2 being higher than the voltage V1 and not lower than an oxidation voltage if the voltage V1 is equal to or lower than a back reduction voltage, or the voltage V2 being lower than the voltage V1 and not higher than the back reduction voltage if the voltage V1 is equal to or higher than the oxidation voltage, and
the adjusting controller is configured to adjust the transmittance of the electrochromic element with use of a pulse width of the voltage V2,
wherein the voltage V1 is equal to or higher than the oxidation voltage, and
wherein the adjusting controller adjusts the pulse width of the voltage V2 by controlling a ratio of a duration T1 to a total duration T1+T2 the duration T1being the duration for which back reduction of the organic electrochromic material proceeds and the duration T2 being the duration for which the back reduction stops.

US Pat. No. 9,933,743

RECORDING MATERIAL PROCESSING APPARATUS INCLUDING ALIGNMENT UNIT FOR ALIGNING RECORDING MATERIALS AND IMAGE FORMING APPARATUS

Canon Kabushiki Kaisha, ...

1. A recording material processing apparatus comprising:a conveyance unit configured to convey a recording material;
an alignment unit including a first alignment member and a second alignment member, the first alignment member and the second alignment member being configured to support the recording material conveyed by the conveyance unit, wherein at least the first alignment member approaches the second alignment member to align the supported recording material in a direction perpendicular to a conveyance direction of the recording material;
a stacking unit on which the recording material is stacked, wherein the supported recording material is discharged to the stacking unit when at least the first alignment member separates from the second alignment member; and
a control unit configured to perform control of discharging the recording material to the stacking unit by switching between a first control not to align the recording material by the alignment unit and a second control to align the recording material by the alignment unit,
wherein, in a case where the control unit performs the first control after performing the second control, the control unit is further configured not to discharge the recording material supported by the alignment unit to the stacking unit at the end of the second control, and
wherein, in a case where the control unit does not perform the first control after performing the second control, the control unit is further configured to discharge the recording material supported by the alignment unit to the stacking unit at the end of the second control.

US Pat. No. 9,927,701

DETECTION APPARATUS, IMPRINT APPARATUS, AND METHOD OF MANUFACTURING ARTICLE

CANON KABUSHIKI KAISHA, ...

1. A detection apparatus for detecting a plurality of marks formed on a shot region of a substrate to which a pattern of a mold is to be transferred, the apparatus comprising:a plurality of detection units, each of the plurality of detection units including a mirror and a scope configured to detect light from a mark via the mirror,
wherein the substrate includes, as the shot region, a deficient shot region which is arranged in a peripheral portion of the substrate and to which a portion of the pattern of the mold is to be transferred, the deficient shot region including a chip region in which marks are arranged with a spacing narrower than a width of the scope,
wherein the plurality of detection units include a first detection unit, a second detection unit, and a third detection unit which are configured to be able to respectively detect light from the marks arranged in the chip region by bringing the mirrors close to each other, and
wherein in a surface direction parallel to a surface on which the plurality of marks are arranged, a direction of an optical axis between the mirror and the scope in the first detection unit, a direction of an optical axis between the mirror and the scope in the second detection unit and a direction of an optical axis between the mirror and the scope in the third detection unit are different from each other.

US Pat. No. 9,926,450

COMPOUND HAVING AZO SKELETON STRUCTURE, PIGMENT-DISPERSING AGENT, PIGMENT COMPOSITION, PIGMENT DISPERSION, AND TONER

CANON KABUSHIKI KAISHA, ...

1. A compound containing a polymer having a monomer unit represented by the following formula (4), and having a moiety represented by the following formula (1),
wherein in the formula (1),
R1 represents an alkyl group or a phenyl group,
Ar1 represents an aryl group,
Ar1 and R2 to R6 satisfy at least one of requirements (i) and (ii) described below,
(i) Ar1 has a linking group which is bound to a carbon atom in the aryl group, and constitutes a bonding moiety with the polymer,
(ii) at least one of R2 to R6 has a linking group constituting a bonding moiety with the polymer,
when none of R2 to R6 has a linking group, R2 to R6 each independently represent a hydrogen atom, a halogen atom, an alkyl group, an alkoxy group, a hydroxy group, a cyano group, a trifluoromethyl group, a carboxy group, a CONHR7 group, a COOR8 group, an NHCOR9 group, an OCOR10 group, or an NHR11 group,
R7 to R11 each independently represent a group represented by the following formula (2) or (3), and
wherein Ar1 and R2 to R6 satisfy at least one of requirements (iii) and (iv) described below,
(iii) Ar1 has a substituent selected from a CONHR7 group, a COOR8 group, a NHCOR9 group, an OCOR10 group, and an NHR11 group,
(iv) at least one of R2 to R6 represents a CONHR7 group, a COOR8 group, an NHCOR9 group, an OCOR10 group, and an NHR11 group,

wherein in the formula (2),
R12 represents a COR14 group or an SO2R15 group,
R14 and R15 each independently represent an OR16 group or an NR17R18 group,
R16 represents a hydrogen atom, an alkyl group, a phenyl group, an aralkyl group, or a cation that forms a salt with a carboxylate anion or a sulfonate anion,
R17 and R18 each independently represent a hydrogen atom, an alkyl group, a phenyl group, or an aralkyl group, and
n represents an integer of 1 to 11,

wherein in the formula (3),
R13 represents a COR14 group or an SO2R15 group,
R14 and R15 each independently represent an OR16 group or an NR17R18 group,
R16 represents a hydrogen atom, an alkyl group, a phenyl group, an aralkyl group, or a cation that forms a salt with a carboxylate anion or a sulfonate anion, and
R17 and R18 each independently represent a hydrogen atom, an alkyl group, a phenyl group, or an aralkyl group,

wherein in the formula (4),
R19 represents a hydrogen atom or an alkyl group, and
R20 represents a phenyl group, a carboxy group, a carboxylate group, or a carboxamide group.

US Pat. No. 9,924,089

IMAGE CAPTURING APPARATUS, METHOD OF DISPLAYING IMAGE, AND STORAGE MEDIUM STORING PROGRAM

Canon Kabushiki Kaisha, ...

1. An image capturing apparatus comprising:
a bracket photographing unit configured to sequentially photograph a plurality of images while changing a focus position of
a lens;

a calculation unit configured to calculate an evaluation value in a horizontal direction and an evaluation value in a vertical
direction; and

a display unit configured to select a display area for each of the plurality of images photographed by the bracket photographing
unit and display a plurality of the display areas,

wherein when the evaluation value in the horizontal direction for a main subject, which is calculated by the calculation unit,
is higher than the evaluation value in the vertical direction, the display unit selects and displays a display area that is
longer in the horizontal direction than in the vertical direction, and when the evaluation value in the vertical direction
is higher than the evaluation value in the horizontal direction, the display unit selects and displays a display area that
is longer in the vertical direction than in the horizontal direction, and

the main subject is a subject to be focused.

US Pat. No. 9,924,106

IMAGE PICKUP APPARATUS AND IMAGE PICKUP SYSTEM WITH INCREASED SATURATION CHARGE QUANTITY OF PIXELS

Canon Kabushiki Kaisha, ...

1. An image pickup apparatus comprising:
a plurality of pixels, each pixel including a photoelectric conversion unit configured to generate charge in response to incident
light and to accumulate the charge, a holding unit configured to hold the charge, an amplification unit configured to output
a signal based on the charge, a first transfer switch configured to transfer the charge from the photoelectric conversion
unit to the holding unit, and a second transfer switch configured to transfer the charge from the holding unit to the amplification
unit; and

an output line to which the plurality of pixels are connected,
wherein
at a first time point, the photoelectric conversion units of the plurality of pixels start accumulation of charge,
the first transfer switch of at least one of the plurality of pixels is kept off from the first time point to a second time
point and the photoelectric conversion unit of the at least one of the plurality of pixels accumulates charge generated in
a first period from the first time point to the second time point,

in the first period, the second transfer switches of the plurality of pixels are turned on and the amplification units of
the plurality of pixels output the signals to the output line in turns,

at the second time point the first transfer switch of the at least one of the plurality of pixels is controlled from off to
on,

in a second period from the second time point to a third time point, the holding units of the plurality of pixels hold charge
generated by the photoelectric conversion units in the first period and the photoelectric conversion units of the plurality
of pixels accumulate charge generated by the photoelectric conversion units in the second period, and

at the third time point, the first transfer switches of the plurality of pixels transfer the charge generated by the photoelectric
conversion units in the second period into the holding unit so that the holding units of the plurality of pixels hold the
charge generated in the first period and the charge generated in the second period.

US Pat. No. 9,906,684

IMAGE FORMING APPARATUS FOR FORMING IMAGE BY READING DOCUMENT, CONTROL METHOD OF THE IMAGE FORMING APPARATUS, AND STORAGE MEDIUM

CANON KABUSHIKI KAISHA, ...

1. An image forming apparatus comprising:
a reading unit configured to read a document to generate image data;
a processor and a memory storing computer code that, when executed by the processor, causes the image forming apparatus to
function as:

a storage unit configured to store the image data generated by the reading unit;
a setting unit configured to perform a magnification setting for varying magnification of the image data stored in the storage
unit; and

a control unit configured to, in the case where the setting unit performs the magnification setting and a document size to
be read by the reading unit is able to be determined before reading, perform control to execute first processing for not writing
image data of an entire page generated by the reading unit reading one page of a document in the storage unit but writing
image data of only a portion necessary for an image after varying the magnification in response to the magnification setting
in the storage unit, and in the case where the document size is not able to be determined before reading, perform control
to execute second processing for writing image data of an entire page generated by the reading unit reading one page of the
document in the storage unit.

US Pat. No. 9,902,163

LIQUID EJECTING HEAD AND LIQUID EJECTING APPARATUS

Canon Kabushiki Kaisha, ...

1. A liquid ejecting head comprising:
a plurality of terminals for being electrically connected with a contact point provided in a liquid ejecting apparatus; and
a liquid ejecting element substrate having a liquid ejecting element formed for ejecting a liquid in response to a control
signal transmitted from the liquid ejecting apparatus,

wherein
the plurality of terminals includes signal terminals and ground terminals for control, for controlling the liquid ejecting
element,

the plurality of terminals are arranged such that a plurality of terminal rows, in which a plurality of terminals is arrayed
in a first direction, is arranged in a second direction that is perpendicular to the first direction, and

the ground terminals are arranged at both ends of one terminal row that is positioned closest to the liquid ejecting element
substrate among the plurality of terminal rows in the second direction and the signal terminals are arranged between the ground
terminals.

US Pat. No. 9,891,512

IMAGE PROJECTION APPARATUS AND STORAGE MEDIUM STORING LIGHT SOURCE POWER CONTROL PROGRAM

CANON KABUSHIKI KAISHA, ...

1. An image projection apparatus configured to combine lights from multiple light sources including a first light source and
a second light source to project an image, the image projection apparatus comprising: a power source configured to supply
powers to the multiple light sources; and a power controller configured to control each of the powers to be supplied from
the power source to the multiple light sources, wherein a first usable time as a usable time of the first light source in
the image projection apparatus installed in a first installation position and a second usable time as a usable time of the
first light source in the image projection apparatus installed in a second installation position have a relation that, under
a condition that the power to be supplied to the first light source is fixed, the second usable time is shorter than the first
usable time, and the second usable time of the first light source and a third usable time as a usable time of the second light
source in the image projection apparatus installed in the second installation position have a relation that the second usable
time is shorter than the third usable time, and wherein the power controller is configured to acquire information indicating
whether the image projection apparatus is installed in the first or second installation position and configured to, in the
second installation position, (a) set the power to be supplied to the first light source to be lower than that to be supplied
to the first light source in the first installation position and (b) set the power to be supplied to the second light source
to be equal to or higher than that to be supplied to the second light source in the first installation position such that
a usable time of the multiple light sources as a whole in the second installation position in a state where both the first
and second light sources are lighted does not become shorter than a usable time of the multiple light sources as a whole in
the first installation position in a state where both the first and second light sources are lighted.

US Pat. No. 9,888,195

IMAGING DEVICE, IMAGING SYSTEM, AND DRIVING METHOD OF IMAGING DEVICE

CANON KABUSHIKI KAISHA, ...

1. An imaging device comprising:
pixels arranged in rows and columns, each of which has an amplifying transistor;
differential amplifiers, each differential amplifier having a first input node and a second input node; and
a first signal line and a second signal line,
wherein the amplifying transistor of a first pixel, which is one of the pixels, is connected to the first signal line,
the amplifying transistor of a second pixel, which is another one of the pixels, is connected to the second signal line,
the first signal line is connected to the first input node via a first switch,
the first signal line is connected to the second input node via a second switch,
the second signal line is connected to the first input node via a third switch, and
the second signal line is connected to the second input node via a fourth switch,
wherein, as a result of switching on of the first switch and the fourth switch, the differential amplifier outputs a signal
based on a difference between a reference signal of the first pixel input to the first input node and a photogenerated signal
of the second pixel input to the second input node, and

wherein, as a result of switching on of the second switch and the third switch, the differential amplifier outputs a signal
based on a difference between a reference signal of the second pixel input to the first input node and a photogenerated signal
of the first pixel input to the second input node.

US Pat. No. 9,888,460

COMMUNICATION APPARATUS, CONTROL METHOD THEREOF, AND PROGRAM

Canon Kabushiki Kaisha, ...

1. A communication apparatus comprising:
at least one processor;
a wireless communication interface;
wherein the at least one processor is configured to function as the following units:
a specifying unit configured to, before joining a wireless network, specify an external device that will be a content data
transmitting source;

a first receiving unit configured to, before joining a wireless network, receive related information relating to content data
to be transmitted from the external device specified by the specifying unit via the wireless communication interface;

a determination unit configured to, before joining a wireless network, determine whether to receive the content data to be
transmitted based on the related information received by the first receiving unit;

a network joining unit configured to make the communication apparatus join a wireless network via the wireless communication
interface when the determination unit determines to receive the content data to be transmitted; and

a second receiving unit configured to receive the content data to be transmitted from the external device specified by the
specifying unit via the wireless communication interface after the communication apparatus has joined the wireless network
via the network joining unit,

wherein the wireless communication interface is a single common interface used for reception of the related information by
the first receiving unit and reception of the content data by the second receiving unit.

US Pat. No. 9,876,938

IMAGE PROCESSING APPARATUS, IMAGE PROCESSING METHOD, AND COMPUTER PROGRAM

Canon Kabushiki Kaisha, ...

1. An image processing apparatus which removes pixels included in an image to output the image having been reduced in a sub
scanning direction, comprising:
a processor;
a memory storing instructions to be executed by the processor; and
a random number generator for generating a random number;wherein the processor is configured to controls, according to the instructions, the image processing apparatus to function
as:
an obtaining unit configured to obtain the image including a plurality of columns of pixels arranged in the sub scanning direction,
one and another of the plurality of columns being adjacent to each other in a main scanning direction;

a holding unit configured to hold distance information;
a determination unit configured to determine removal positions in the one and another columns, wherein the determination unit
is configured to refer the determined removal position in the one column, and determine, on a basis of the referred removal
position, the held distance information and the generated random number, the removal position in the another column so that
the removal position in the another column is distant from the removal position in the one column in the sub scanning direction
at least by a distance indicated by the held distance information; and

a processing unit configured to remove at least pixels located at the determined removal positions in the one and another
columns to output the image having been reduced in the sub scanning direction.

US Pat. No. 9,872,614

IMAGE PROCESSING APPARATUS, METHOD FOR IMAGE PROCESSING, IMAGE PICKUP SYSTEM, AND COMPUTER-READABLE STORAGE MEDIUM

Canon Kabushiki Kaisha, ...

1. An image processing apparatus comprising:
a memory; and
a processor that is in communication with the memory, the processor configured to control;
a detection unit configured to detect a first layer boundary and a second layer boundary of a retina in a tomographic image
of a subject's eye;

a comparison unit configured to compare pixel value information of an area between the first layer boundary and the second
layer boundary detected by the detection unit with pixel value information of an area, in the tomographic image, corresponding
to a vitreous body;

a determination unit configured to determine whether the first layer boundary is a vitreous cortex based on a compared result
of the comparison unit; and

an identification unit configured to identify kinds of the first layer boundary and the second layer boundary based on a determined
result of the determination unit,

wherein the identification unit identifies the first layer boundary as an inner limiting membrane when the first layer boundary
is not the vitreous cortex, and the second layer boundary as the inner limiting membrane when the first layer boundary is
the vitreous cortex, and

wherein the identification unit identifies the area between the first layer boundary and the second layer boundary as a retinal
tissue and the first layer boundary as an inner limiting membrane when the pixel value information of the area between the
first layer boundary and the second layer boundary is not substantially equal to the pixel value information of the area corresponding
to the vitreous body, and the area between the first layer boundary and the second layer boundary as a gap caused by a detachment
of the vitreous cortex and the second layer boundary as the inner limiting membrane when the pixel value information of the
area between the first layer boundary and the second layer boundary is substantially equal to the pixel value information
of the area corresponding to the vitreous body.

US Pat. No. 9,875,541

ENHANCED ALGORITHM FOR THE DETECTION OF EYE MOTION FROM FUNDUS IMAGES

Canon Kabushiki Kaisha, ...

1. A method of imaging a scanning area of a subject by scanning imaging light over periods of time on the scanning area of
the subject, the method comprising:
constructing a plurality of images based on detection of the imaging light from the scanning area of the subject, each image
among the plurality of images obtained during a different time period;

wherein the plurality of images includes at least: a reference image, a first image, and a second image;
wherein the first image is obtained during a first period of time, the second image is obtained during a second period of
time, the reference image is obtained during a third period of time that is prior to the first period of time and the second
period of time;

estimating a first relative change in position of the scanning area of the subject by comparing the reference image and the
first image;

estimating a second relative change in position of the scanning area of the subject by comparing the reference image and the
second image;

estimating a third relative change in position of the scanning area of the subject by comparing the first image and the second
image;

calculating a quality metric of estimation of the second relative change in position based on: the first relative change in
position; the second relative change in position; the third relative change in position; and

comparing the quality metric to a threshold,
in a first case wherein the quality metric is less than the threshold, adjusting position of the scanning area based on the
second relative change in position; and

in a second case wherein the quality metric is not less than the threshold, obtaining a new second image during a new second
period of time.

US Pat. No. 9,871,961

IMAGE PROCESSING APPARATUS AND IMAGE PROCESSING METHOD GENERATING A TIME-LAPSE MOVING IMAGE

Canon Kabushiki Kaisha, ...

1. An image processing apparatus for generating a time-lapse moving image by using time series parallax images picked up with
different viewpoints for a plurality of frames, the image processing apparatus comprising:
a specification unit configured to specify a focusing position for one frame of a plurality of frames;
an image generation unit configured to generate a refocus image focused at a virtual focusing position in one frame by relatively
shifting and combining the first and second parallax images corresponding to the one frame; and

a moving image generation unit configured to generate a time-lapse moving image of the plurality of frames including in the
frame the refocus image generated by the image generation unit,

wherein, in the case where a focusing position in the first frame is specified by the specification unit, the image generation
unit relatively shifts the first and second parallax images corresponding to the first frame with a first shift amount corresponding
to the focusing position specified by the specification unit, generates a first refocus image by combining the shifted first
and second parallax images, relatively shifts a third and fourth parallax images corresponding to a second frame prior to
the first frame with a second shift amount smaller than the first shift amount, and generates a second refocus image by combining
the shifted third and fourth parallax images,

wherein the moving image generation unit generates a time-lapse moving image including the first and second refocus images.

US Pat. No. 9,869,923

LENS APPARATUS AND IMAGE PICKUP APPARATUS INCLUDING THE SAME

CANON KABUSHIKI KAISHA, ...

1. A lens apparatus, comprising:
an image pickup optical system;
a holding frame configured to hold the image pickup optical system; and
an illumination device that is mounted on an object side of the holding frame, and is configured to radiate light,
wherein the illumination device comprises:
a light guide member that has a circular optical path in which light is subjected to internal reflection to propagate, and
a light emitting surface for emitting the light to the object side; and

a light source that is arranged such that a normal direction of a light emitting surface of the light source faces a tangential
direction of a circle of the light guide member, and is configured to emit light entering the light guide member, and

wherein the following conditional expressions are satisfied:
0.2
0.2
where DB represents an outer diameter of the holding frame, OD represents an outer diameter of the light guide member, ID
represents an inner diameter of the light guide member, and DL represents an outer diameter of a lens closest to the object
side of the image pickup optical system.

US Pat. No. 9,866,541

COMMUNICATION CONTROL APPARATUS, COMMUNICATION CONTROL METHOD, AND RECORDING MEDIUM

CANON KABUSHIKI KAISHA, ...

1. A communication apparatus which communicates with another communication apparatus based on both of a first communication
protocol which supports an authentication function and a second communication protocol which does not support the authentication
function, the communication apparatus comprising:
an authentication unit configured to perform first authentication processing according to the first communication protocol
in order to establish a communication session with said another communication apparatus, and to perform second authentication
processing according to the first communication protocol after the establishment of the communication session with said another
communication apparatus in order to authenticate said another communication apparatus;

a communication unit configured to communicate with said another communication apparatus based on the first communication
protocol using the communication session established based on the first authentication processing and to communicate with
said another communication apparatus based on the second communication protocol different from the first communication protocol,
wherein the communication based on the first communication protocol and the communication based on the second communication
protocol are performed by the communication unit in parallel;

a first determination unit configured to determine whether the second authentication processing according to the first communication
protocol and performed after the establishment of the communication session with said another communication apparatus in order
to authenticate said another communication apparatus is succeeded;

a second determination unit configured to determine, after the establishment of the communication session with said another
communication apparatus, whether the communication unit receives from said another communication apparatus data according
to the second communication protocol at a timing according to a predetermined time interval; and

a controller configured to, according to both of a determination result by the first determination unit performed after the
establishment of the communication session with said another communication apparatus and a determination result by the second
determination unit performed after the establishment of the communication session with said another communication apparatus,
terminate the communication session established based on the first authentication processing according to the first communication
protocol with said another communication apparatus.

US Pat. No. 9,866,872

METHOD AND DEVICE FOR ERROR CONCEALMENT IN MOTION ESTIMATION OF VIDEO DATA

Canon Kabushiki Kaisha, ...

1. An encoder device for encoding a first frame and a second frame of a video bit stream, each frame of the video bit stream
being defined by a plurality of blocks of pixels, the encoder device comprising a central processing unit (CPU) and a memory,
storing computer-executable instructions:
the CPU being configured to extract a motion vector field containing a plurality of motion vectors of the first frame;
the CPU being configured to extract a motion vector field containing a plurality of motion vectors of the second frame that
precedes or follows the first frame;

the CPU being configured to determine an estimated motion vector field of the first frame by projecting the extracted motion
vector field of the second frame to the first frame;

the CPU being configured to determine a difference between the motion vector field of the first frame and the estimated motion
vector field of the first frame, and to generate a parameter based on the determined difference; and

the CPU being configured to transmit the generated parameter and the motion vector field of the first frame to a decoder wherein
the generated parameter can be used by the decoder to obtain an enhanced estimate of a motion vector of the first frame that
is not received by the decoder by applying a motion transformation to the estimated motion vector field of the first frame.

US Pat. No. 9,864,310

FIXING APPARATUS HAVING A STORAGE FUNCTION INCLUDING FIRST AND SECOND PARTS THAT SWITCH FROM A CONDUCTIVE STATE TO A NON-CONDUCTIVE STATE

CANON KABUSHIKI KAISHA, ...

1. A fixing apparatus comprising:
a fixing member configured to fix an image, formed on a recording material, onto the recording material;
a circuit board;
a first part and a second part mounted on the circuit board and connected in series;
a first line mounted on the circuit board and connected to one end of the first part;
a second line mounted on the circuit board and connected to another end of the first part and one end of the second part;
and

a third line mounted on the circuit board and connected to another end of the second part,
wherein each of the first part and the second part is capable of switching from a conductive state to a non-conductive state,
and information regarding characteristics of the fixing member corresponds to a switch state of the first part and the second
part, and

wherein the first line is supplied with a voltage from a power source, and the third line is connected to a ground.

US Pat. No. 9,857,215

OBJECT INFORMATION ACQUIRING APPARATUS

CANON KABUSHIKI KAISHA, ...

1. An object information acquiring apparatus comprising:
a detector including m-number, where m is an integer of 2 or more, of probes having a capacitance conversion element to which
a voltage is supplied from an electrical power source and a current/voltage conversion circuit which converts a current output
from the capacitance conversion element into a voltage;

a receiver processing electric signals from the probes; and
a connecting relay board respectively relaying power distribution lines between the electrical power source and the probes
and signal wirings between the receiver and the probes,

wherein the connecting relay board (a) receives input of signal wirings and power distribution lines from n-number, where
n is an integer of 2 or more and m?n, of probes among the m-number of probes, (b) connects the signal wirings from the n-number
of probes to the receiver, and (c) connects, to the electrical power source side, the power distribution lines of a number
that is fewer than the power distribution lines from the n-number of probes.

US Pat. No. 9,857,749

DRIVING FORCE TRANSMISSION APPARATUS, SHEET CONVEYANCE APPARATUS, AND IMAGE FORMING APPARATUS

Canon Kabushiki Kaisha, ...

1. A driving force transmission apparatus, comprising:
a first planetary gear unit including a first engaged gear having a first engaged portion, and a first meshing gear;
a second planetary gear unit including a second engaged gear having a second engaged portion, and a second meshing gear configured
to mesh with the first meshing gear; and

a stopping member, including a first engaging portion engageable with the first engaged portion, and a second engaging portion
engageable with the second engaged portion, the stopping member being pivotally movable to a first stop position, at which
the first engaging portion is engaged with the first engaged portion so that the first engaged gear is stopped, and to a second
stop position, at which the second engaging portion is engaged with the second engaged portion so that the second engaged
gear is stopped,

wherein the first engaged gear and the second engaged gear have the same cross-sectional shape when viewed in a direction
of a pivot axis of the stopping member,

wherein a pivot fulcrum of the stopping member is arranged at an intersection between an extension line of a vector of a force
that the first engaging portion receives from the first engaged portion under a state in which the stopping member is at the
first stop position, and an extension line of a vector of a force that the second engaging portion receives from the second
engaged portion under a state in which the stopping member is at the second stop position, and

wherein, when the first engaged gear and the second engaged gear are viewed in the direction of the pivot axis of the stopping
member, (1) a first line passing through a rotation axis of the first engaged gear and a rotation axis of the second engaged
gear, (2) a second line passing through the first engaged portion and the second engaged portion, and (3) a third line, parallel
to the first line and to the second line and passing through the pivot axis of the stopping member, are positioned, in this
order, in a direction perpendicular to the first line.

US Pat. No. 9,860,567

IMAGE PROCESSING APPARATUS, IMAGE PROCESSING METHOD, AND STORAGE MEDIUM

Canon Kabushiki Kaisha, ...

1. An image processing apparatus comprising:
circuitry configured to:
generate a plurality of processed images by performing image processing on at least one of a plurality of input images, the
image processing being out of image encoding processing;

determine, as a reference image for encoding a processed image generated by the image processing on the input image, whether
the input image corresponding to the processed image generated by the image processing being out of image encoding processing
is to be used or another processed image generated by the image processing being out of image encoding processing is to be
used, based on a parameter obtained from the image processing being out of image encoding processing; and

encode the processed image by referring to a reference image according to a determination.

US Pat. No. 9,860,683

COMMUNICATION APPARATUS, METHOD FOR CONTROLLING COMMUNICATION APPARATUS, AND STORAGE MEDIUM

Canon Kabushiki Kaisha, ...

1. A communication apparatus comprising:
an acquisition unit configured to acquire, from another communication apparatus, first service information containing an identifier
for identifying a first service that the another communication apparatus can provide, wherein the another communication apparatus
operates as a service provider apparatus and the communication apparatus operates as a service using apparatus in the first
service;

a storage unit configured to store second service information containing an identifier for identifying a second service and
state information indicating whether the communication apparatus is capable of providing the second service, the second service
information being information to be acquired by the another communication apparatus, wherein the communication apparatus operates
as a service provider apparatus and the another communication apparatus operates as a service using apparatus in the second
service;

a communication control unit configured to establish a connection for data communication between the communication apparatus
and the another communication apparatus for carrying out the first service or the second service; and

a setting unit configured to set the state information stored by the storage unit so that the state information indicates
that the communication apparatus is incapable of providing the second service in response to reception of an instruction to
carry out the first service.

US Pat. No. 9,860,457

IMAGE CAPTURING APPARATUS AND CONTROL METHOD OF THE SAME

CANON KABUSHIKI KAISHA, ...

1. An image capturing apparatus comprising:
an image capturing unit configured to capture an object;
a display unit configured to display a video image captured by the capturing unit;
an extracting unit configured to extract an area of the video image that is within a display range displayed by the display
unit and is smaller than the display range;

a detecting unit configured to detect a change in a position or attitude of the apparatus; and
a display control unit configured to perform control so that an area of the video image that is within the display range displayed
by the display unit and is not extracted by the extracting unit is larger on a side in a direction in which the position or
attitude of the apparatus changes.

US Pat. No. 9,858,430

IMAGE PROCESSING APPARATUS, METHOD FOR CONTROLLING THE SAME, PROGRAM, AND STORAGE MEDIUM

Canon Kabushiki Kaisha, ...

1. An image processing apparatus comprising:
a display unit configured to display an operation screen;
at least one processor; and
a computer-readable memory coupled to the at least one processor, the computer-readable memory storing instructions that,
when executed by the at least one processor, cause the at least one processor to:

acquire, based on an operation by a user, information for identifying the user;
display, in a case where the information for identifying the user is acquired by the at least one processor without a reception
of authentication information of the user, a user customized operation screen for selection of a plurality of image processing
functions which include at least a send function and a scan function on the display unit, wherein the operation screen is
customized for the user corresponding to the obtained information for identifying the user;

receive, after selection of one of the plurality of the image processing functions via the user customized operation screen,
authentication information of the user;

issue, in a case where the authentication information of the user is received via the user customized operation screen, a
request for authenticating the user to an authentication service; and

execute the image processing function elected by the user authenticated by the authentication service,
wherein the at least one processor uses the authentication information of the user to commonly execute the plurality of image
processing functions without requiring individual authentication information for each of the plurality of image processing
functions.

US Pat. No. 9,854,117

INFORMATION PROCESSING SYSTEM INCLUDING DEVICE PROVIDED WITH CIRCUIT CAPABLE OF CONFIGURING LOGIC CIRCUIT ACCORDING TO CIRCUIT INFORMATION AND PLURALITY OF CONTROL UNITS

CANON KABUSHIKI KAISHA, ...

1. An information processing system comprising:
a device including a circuit to perform a configuration of a logic circuit according to circuit information;
a first control unit configured to instruct the device to perform the configuration prior to or after receiving a configuration
request for the configuration, the first control unit being connected to the device; and

a second control unit separate from and different than the first control unit and configured to transmit, to the first control
unit, the configuration request corresponding to a job request for a job of the second control unit after determining the
configuration is necessary based on the job request, the second control unit being connected to the device,

wherein the first control unit instructs the device after determining the configuration is necessary based on the configuration
request, and

wherein the second control unit processes the job using the configured logic circuit in the device.

US Pat. No. 9,854,177

IMAGING APPARATUS

CANON KABUSHIKI KAISHA, ...

1. An imaging apparatus comprising:
a plurality of imaging units each provided to acquire image data by capturing an image of a subject with line scan control;
and

a driving unit configured to drive at least one imaging unit as a driving target among the plurality of imaging units, in
predetermined driving modes,

wherein the imaging units have at least first and second imaging sensors, each imaging sensor including photoelectric converters
for converting light into an electrical signal arranged in rows and columns,

wherein the driving unit includes a selection unit that selects a region in the image sensor in a unit used for the line scan
control, for storing the image data corresponding to the selected region in a memory, as a first unit formed of one or more
rows of the imaging sensor, and

wherein the driving modes include a first driving mode in which the at least first and second imaging sensors in the imaging
unit serving as the driving target are sequentially switched, for each exposure or readout of the first unit selected by the
selection unit.

US Pat. No. 9,854,115

DOCUMENT READING APPARATUS AND A METHOD FOR CONTROLLING A DOCUMENT READING APPARATUS

Canon Kabushiki Kaisha, ...

1. A document reading apparatus comprising:
a conveying unit configured to convey a document;
a reading unit configured to execute first reading processing of reading a document on a platen glass with a setting of a
first resolution and second reading processing of reading a document being conveyed by the conveying unit;

a resolution receiving unit configured to receive a setting of a resolution in the second reading processing;
a mode receiving unit configured to receive a setting of a reading mode for outputting, according to reception of a reading
end instruction after reading a plurality of documents according to a plurality of reading instructions, images of documents
obtained through the plurality of reading instructions; and

a resolution setting unit configured to set the resolution in the second reading processing to a second resolution based on
the resolution receiving unit having received the setting of the second resolution smaller than a first resolution and the
mode receiving unit having not received the setting of the reading mode, and to set the resolution in the second reading processing
to the first resolution based on the resolution receiving unit having received the setting of the second resolution and the
mode receiving unit having received the setting of the reading mode,

wherein the resolution setting unit is implemented by at least one processor.

US Pat. No. 9,846,293

LENS BARREL, OPTICAL APPARATUS, AND METHOD OF MANUFACTURING THE LENS BARREL

CANON KABUSHIKI KAISHA, ...

1. A lens barrel comprising:
a first barrel component;
a second barrel component configured to hold a first lens unit;
a third barrel component configured to hold a second lens unit that is different from the first lens unit; and
an elastic member integrally formed on the second barrel component or the third barrel component and deformable to apply an
elastic force onto the second barrel component in an optical-axis direction of the second lens unit,

wherein the first barrel component, the second barrel component, and the third barrel component are disposed so that at least
part of the first barrel component, at least part of the second barrel component, and at least part of the third barrel component
are overlapped with one another when the lens barrel is viewed from the optical-axis direction, and

wherein the second barrel component is arranged between the first barrel component and the third barrel component and bonded
to one of the first barrel component or the third barrel component, and a position of the second barrel component is adjustable
in a direction orthogonal to the optical-axis direction before the second barrel component is bonded.

US Pat. No. 9,841,704

DEVELOPING DEVICE HAVING ROTATING FEEDING MEMBER

CANON KABUSHIKI KAISHA, ...

1. A developing device comprising:
a developer carrying member for carrying a developer comprising a toner and a carrier;
a developing container for accommodating the developer to be supplied to said developer carrying member;
a feeding screw, including a rotation shaft and a helical blade portion formed around the rotation shaft and provided in said
developer container, for feeding the developer accommodated in said developing container,

a discharge opening, provided opposite to said feeding screw, for permitting discharge of the developer accommodated in said
developing container; and

a supply port for supplying the developer to said developing container,
wherein said feeding screw is provided with a projected portion projecting from the rotation shaft in a radial direction of
the rotation shaft at a position opposing the discharge opening,

wherein said projected portion has a flat surface portion,
wherein a height of said projected portion from the rotation shaft in the radial direction is lower than a height of said
helical blade portion from said rotation shaft in the radial direction, and

wherein when gravitation acceleration is g, a distance from a rotation center of said feeding member to a free end of said
projected portion is R, angular velocity of said feeding screw is ?, and a height from the rotation center of said feeding
screw to a lower edge of said discharge opening is Hs, the following relationships are satisfied:

0
((g/2)?2(R?))2/2g)