US Pat. No. 9,578,254

IMAGE PICKUP APPARATUS CAPABLE OF REDUCING EFFECT OF FLICKER, CONTROL METHOD THEREFOR, AND STORAGE MEDIUM STORING CONTROL PROGRAM THEREFOR

Canon Kabushiki Kaisha, ...

1. An image pickup apparatus comprising:
at least one processor or circuit configured to act as units comprising:
(1) an accumulation unit configured to make an image pickup device perform a plurality of times of charge storage and charge
readout at a predetermined interval to obtain a plurality of images;

(2) a photometry unit configured to perform photometry to the plurality of images to obtain a plurality of photometry values;
(3) a detection unit configured to detect a light-amount variation characteristic of light from an object based on the plurality
of photometry values;

(4) a combining unit configured to apply a combining process to the plurality of images to obtain a combined image; and
(5) an object recognition unit configured to apply an object recognition process to detect the object in the combined image,
wherein the accumulation unit makes the image pickup device perform the plurality of times of charge storage with a frequency
higher than a predicted frequency of light-amount variation of light from the object.

US Pat. No. 9,575,431

OPTICAL SCANNING APPARATUS AND IMAGE FORMING APPARATUS INCLUDING THE SAME

CANON KABUSHIKI KAISHA, ...

1. An optical scanning apparatus comprising:
a light source having a plurality of light-emitting points;
a deflection unit with a first deflection surface configured to deflect a plurality of light fluxes emitted by the plurality
of light-emitting points;

a scanning optical system configured to guide the plurality of light fluxes deflected by the first deflection surface onto
a scanned surface; and

a synchronous detection unit configured to detect light fluxes from at least two light-emitting points deflected by the first
deflection surface,

wherein the synchronous detection unit has a plurality of imaging elements including first and second imaging elements made
of materials different from each other, and

wherein the first imaging element, of the plurality of imaging elements, exhibits a smallest change in refractive index with
respect to temperatures and has a largest refractive power in a main scanning section.

US Pat. No. 9,575,432

IMAGE FORMING APPARATUS

CANON KABUSHIKI KAISHA, ...

1. An image forming apparatus comprising:
a light source including a plurality of light-emitting portions that are each configured to emit a light beam for exposing
a photosensitive member, wherein the plurality of light-emitting portions include a first light-emitting portion configured
to emit a first light beam and a second light-emitting portion configured to emit a second light beam;

a deflection unit configured to deflect a plurality of light beams emitted from the plurality of light-emitting portions,
such that the plurality of light beams scan the photosensitive member, wherein the first light beam deflected by the deflection
unit exposes a different position from the second light beam deflected by the deflection unit in a scanning direction of the
plurality of light beams;

a beam detection unit provided at a position on which a light beam deflected by the deflection unit is incident, the beam
detection unit including a receiving surface configured to receive the first and second light beams deflected by the deflection
unit, and being configured to generate a detection signal indicating that the light beam has been detected according to incidence
on the receiving surface of the first and second light beams deflected by the deflection unit;

a first driver IC configured to drive light-emitting portions included in the plurality of light-emitting portions, wherein
the light-emitting portions driven by the first driver IC include the first light-emitting portion;

a second driver IC configured to drive light-emitting portions that are included in the plurality of light-emitting portions
and that are different from light-emitting portions driven by the first driver IC, wherein the light-emitting portions driven
by the second driver IC include the second light-emitting portion; and

a control unit,
wherein the beam detection unit is configured to generate a first signal according to detection of a light beam emitted from
a light-emitting portion driven by the first driver IC and to generate a second signal according to detection of a light beam
emitted from a light-emitting portion driven by the second driver IC, and the first signal and the second signal are generated
by the beam detection unit separately, and

wherein the control unit is configured to measure a time interval between the first signal and the second signal, and is configured
to control the first driver IC and the second driver IC so that with respect to relative emission timings at which the plurality
of light-emitting portions emit light beams based on image data, the relative emission timings are controlled based on the
measured time interval and by using as a reference a detection signal generated by the beam detection unit that has detected
the first light beam.

US Pat. No. 9,576,877

ELECTRONIC COMPONENT, ELECTRONIC DEVICE, METHOD OF MANUFACTURING MOUNTED MEMBER, AND METHOD OF MANUFACTURING ELECTRONIC COMPONENT

Canon Kabushiki Kaisha, ...

1. An electronic component comprising:
a base body having a first area and a second area in a periphery of the first area;
an electronic device fixed to the first area of the base body;
a lid member opposing the electronic device via a space; and
a frame member configured to surround the space and fixed to the second area of the base body,
wherein the frame member includes a first portion, a second portion, and a third portion located between the first portion
and the second portion along a circumferential direction of the frame member,

wherein the lengths of the first portion and the second portion in the circumferential direction are longer than the length
of the third portion in the circumferential direction, coefficients of linear expansion of the first portion and the second
portion are different from a coefficient of linear expansion of at least one of the base body and the lid member, and a Young's
modulus of the third portion is lower than Young's moduli of the first portion and the second portion, and

wherein the frame member includes an overlap portion which overlaps the base body, the frame member includes an expanded portion
which does not overlap the base body, and the expanded portion is provided with a through hole.

US Pat. No. 9,571,272

IMAGE FORMING APPARATUS, INFORMATION PROCESSING METHOD, AND CONTROL METHOD

Canon Kabushiki Kaisha, ...

1. An image forming apparatus using a service provided by a server apparatus that communicates with the image forming apparatus,
the image forming apparatus comprising:
a memory; and
a processor, the processor configured to:
obtain secret key information, for decrypting common authentication information, using an access token obtaining application
which has an encrypted initial common key;

decrypt encrypted common authentication information usable by a plurality of image forming devices based on the secret key
information for decrypting the common authentication information;

request encrypted individual authentication information of the image forming apparatus from the server apparatus by using
the decrypted common authentication information and individual identification information for identifying the image forming
apparatus, and to obtain the encrypted individual authentication information from the server apparatus; and

request, based on individual authentication information obtained by decrypting the obtained encrypted individual authentication
information and on service use information for using the service, use permission information of the service from the server
apparatus, and to obtain the use permission information from the server apparatus.

US Pat. No. 9,570,506

PHOTOELECTRIC CONVERSION DEVICE AND MANUFACTURING METHOD OF THE SAME

Canon Kabushiki Kaisha, ...

1. A method of manufacturing a photoelectric conversion, the method comprising:
forming a pixel circuit section and a peripheral circuit section,
wherein forming said pixel circuit section comprises:
a step of forming a first semiconductor region for said pixel circuit section by implanting boron into a semiconductor substrate;
a step of forming a second semiconductor region for said pixel circuit section in said first semiconductor region by further
implanting boron into said first semiconductor region, said second semiconductor region having at least a p-type portion;

a step of forming an interlayer insulation film on said semiconductor substrate, said interlayer insulation film having a
contact hole on said second semiconductor region;

a step of forming a third semiconductor region for said pixel circuit section in said second semiconductor region by implanting
phosphorus from said contact hole into said p-type portion of said second semiconductor region; and

a step of forming a contact plug for said pixel circuit section on said third semiconductor region by filling said contact
hole with an electrical conductor,

wherein boron is implanted at an implanted intensity of 10 to 50 KeV in the step of forming said second semiconductor region,
and

wherein phosphorus is implanted at an implanted intensity of 30 KeV or less in the step of forming said third semiconductor
region.

US Pat. No. 9,571,671

MANAGEMENT DEVICE, CONTROL METHOD, AND RECORDING MEDIUM

CANON KABUSHIKI KAISHA, ...

1. A management device comprising:
a processor and a memory operatively coupled to provide:
a manager configured to manage device information which includes at least a power status and an existence or non-existence
of a power status notification function of an image forming device, wherein the power status of the image forming device having
the power status notification function is managed according to a notification from the image forming device using the power
status notification function;

a requestor configured to transmit a response confirmation request to at least one of multiple image forming devices;
a receiver configured to receive a response from any one of the multiple image forming devices; and
an acquirer configured to acquire, from the image forming device that provided the response, data that shows an operational
status of an image forming device by sending a data acquisition request different from the response confirmation request to
the image forming device that provided the response,

wherein the device information further includes a compulsory acquisition standby status as one of pieces of status information
about the data that shows the operational status of the image forming device,

wherein the requestor does not transmit the response confirmation request in a case where the power status managed by the
manager is a power conservation mode for the image forming device having the power status notification function,

wherein, in a case where the requestor does not transmit the response confirmation request to the image forming device which
the power status managed by the manager is the power conservation mode and the status information of the image forming device
indicates the compulsory acquisition standby status, the acquirer sends the data acquisition request to the image forming
device,

wherein the requestor transmits the response confirmation request to the image forming device in a case where the power status
managed by the manager is a standby mode for the image forming device having the power status notification function, and

wherein the acquirer does not send the data acquisition request to the image forming device which does not perform a response
for the response confirmation request by the requestor.

US Pat. No. 9,568,853

IMAGE FORMING APPARATUS INCLUDING A PLURALITY OF DRIVER IC CONFIGURED TO DRIVE A PLURALITY OF LIGHT-EMITTING POINTS

CANON KABUSHIKI KAISHA, ...

1. An image forming apparatus, comprising:
a photosensitive member;
a laser source including a plurality of laser-emitting points that emit light beams for exposing the photosensitive member;
a laser-receiving unit configured to receive the laser beams emitted from the plurality of laser-emitting points;
a first driver IC configured to derive a first group of the laser-emitting points;
a second driver IC configured to drive a second group of the laser-emitting points, wherein the laser-emitting points included
in the second group are different from the laser-emitting points included in the first group;

a laser power control unit configured to cause the first driving IC to execute first laser power control controlling driving
current supplied to each of the first group of the laser-emitting points, so that a laser power of each of the laser beams
emitted from the first group of laser-emitting points and received by the laser-receiving unit becomes a first laser power,
configured to cause the first driving IC to execute second laser power control controlling the driving current supplied to
each of the plurality of laser-emitting points, so that the laser power of each of the laser beams emitted from the plurality
of laser-emitting points and received by the laser-receiving unit becomes a second laser power, configured to cause the second
driving IC to execute third laser power control controlling driving current supplied to each of the second group of the laser-emitting
points so that a laser power of each of the laser beams emitted from the second group of laser-emitting points and received
by the laser-receiving unit becomes the first laser power, configured to cause the second driving IC to execute fourth laser
power control controlling the driving current supplied to each of the second group of the laser-emitting points so that the
laser power of each of the laser beams emitted from the second group of the laser-emitting points, configured to cause the
first driving IC or the second driving IC to execute any one of the first laser power control, the second laser power control,
the third laser power control, and the fourth laser power control during a non-image formation period included in a period
after the synchronization signal generating unit has generated one synchronization signal and before the synchronization signal
generating unit generates next synchronization signal, the laser beams do not scan on the photosensitive member in the non-image
formation period; and

a bias current control unit configured to control a value of bias current supplied to each of the plurality of laser-emitting
points based on results of the first laser power control and the second laser power control corresponding to each of the plurality
of laser-emitting points.

US Pat. No. 9,569,632

INFORMATION PROCESSING APPARATUS HAVING WIRELESS COMMUNICATION FUNCTION AND METHOD OF CONTROLLING THE APPARATUS

Canon Kabushiki Kaisha, ...

6. A method of controlling a printing apparatus that performs wireless communication by establishing a connection to an access
point, the method comprising:
determining whether the access point connected by the printing apparatus is an authentication-free access point or not;
setting a predetermined security setting into the printing apparatus upon determination by the determination unit that the
access point connected by the printing apparatus is an authentication-free access point, the predetermined security setting
being a setting of at least prohibiting an external apparatus from acquiring management information managed by the printing
apparatus,

wherein, even if the predetermined security setting is set in the printing apparatus, the printing apparatus performs print
processing on the basis of a print request received from the external apparatus.

US Pat. No. 9,568,614

RADIATION DETECTION APPARATUS, METHOD OF MANUFACTURING THE SAME, AND IMAGING SYSTEM

CANON KABUSHIKI KAISHA, ...

1. A radiation detection apparatus comprising:
a sensor panel in which a plurality of sensor units which detect radiation are arrayed,
wherein each of the plurality of sensor units includes
a substrate including a pixel array in which a plurality of pixels which detect light are two-dimensionally arranged,
a scintillator layer, which converts radiation into light, provided on the pixel array of the substrate, and
a first scintillator protective layer disposed to cover the scintillator layer, wherein the scintillator layer is surrounded
by both the substrate and the first scintillator protective layer, the first scintillator protective layer being one of a
plurality of first scintillator protective layers corresponding to the plurality of sensor units; and

a second scintillator protective layer disposed to cover the plurality of first scintillator protective layers of the plurality
of sensor units, the second scintillator protective layer, on or above the plurality of first scintillator protective layers,
extending over the plurality of first scintillator protective layers and across a boundary between one first scintillator
protective layer and its neighboring first scintillator protective layer.

US Pat. No. 9,571,758

IMAGING APPARATUS, IMAGING SYSTEM, AND IMAGING APPARATUS DRIVING METHOD

Canon Kabushiki Kaisha, ...

1. An imaging apparatus comprising:
a pixel unit including a plurality of pixels arranged in a matrix, each of the plurality of pixels including a plurality of
photoelectric conversion units configured to generate a signal charge and to output a pixel signal based on the signal charge;

a microlens array including a plurality of microlenses; and
an AD conversion unit configured to convert the pixel signal output from the each pixel into a digital signal by comparing
the pixel signal and a ramp signal;

wherein each of the plurality of microlenses is provided for corresponding one of the plurality of pixels,
wherein each of the plurality of microlenses is provided correspondingly to a plurality of photoelectric conversion units
arranged adjacent to each other in the corresponding one of the plurality of pixels,

wherein a first pixel signal based on the signal charges from m (m being an integer) photoelectric conversion units of the
photoelectric conversion units included in one pixel of the plurality of pixels is converted into a digital signal in a first
conversion period, and

wherein a second pixel signal based on the signal charges from n (n being an integer smaller than m, and equal to or larger
than 1) photoelectric conversion units of the photoelectric conversion units included in the one pixel is converted into a
digital signal in a second conversion period shorter than the first conversion period, a viable signal range of the second
pixel signal being smaller than a viable signal range of the first pixel signal.

US Pat. No. 9,562,656

ILLUMINATION DEVICE ATTACHABLE TO AND DETACHABLE FROM AN IMAGING APPARATUS

Canon Kabushiki Kaisha, ...

1. An illumination device attachable to and detachable from an imaging apparatus, the illumination device comprising:
a first light source;
a second light source;
a main capacitor configured to store electric charge for causing the first light source and the second light source to emit
light;

a first coil electrically connected between the first light source and the main capacitor; and
a second coil electrically connected between the second light source and the main capacitor,
wherein a radial direction of the first coil and a radial direction of the second coil are parallel to a vertical direction
of the illumination device,

wherein the first coil and the second coil are aligned with the main capacitor in a horizontal direction of the illumination
device,

wherein the horizontal direction of the illumination device is orthogonal to an imaging optical axis of an imaging apparatus
to which the illumination device is attached, and

wherein the first coil is aligned with the second coil in a direction orthogonal to the horizontal direction of the illumination
device.

US Pat. No. 9,565,321

INFORMATION PROCESSING APPARATUS AND METHOD FOR DETERMINING FAX DESTINATION INFORMATION

Canon Kabushiki Kaisha, ...

8. A method for controlling an information processing apparatus including a memory and processor in communication with the
memory, comprising:
storing connection numbers in the information processing apparatus;
receiving a destination number from a user;
determining a communication mode for each received destination number;
controlling the information processing apparatus in such a way as to use the destination number and a first connection number
as a destination in a case where the determined communication mode is a FAX mode, and controlling the information processing
apparatus in such a way as to use the destination number and a second connection number as a destination, which is different
from the first connection number, in a case where the determined communication mode is an IP-FAX mode, and

preventing, in a case where a stored connection number is included in a head of the destination number received, the information
processing apparatus from using the connection number as a destination.

US Pat. No. 9,565,355

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

Canon Kabushiki Kaisha, ...

1. An image pickup apparatus comprising:
an image pickup element configured to photoelectrically convert an optical image;
a first detector configured to perform focus detection by using a focus signal generated from a high frequency component of
an image signal outputted from the image pickup element;

a second detector configured to perform focus detection by a method different from the focus detection by the first detection
unit;

and a controller configured to control a drive of a focus lens and configured to control a frame rate,
wherein when a predetermined operation to instruct focusing is performed, the controller is configured to switch the frame
rate from a first frame rate to a second frame rate, which is faster than the first frame rate, and perform a first operation
to drive the focus lens for the focus detection by the first detector,

wherein the controller is configured to start driving the focus lens based on a focus detection result by the second detector
during performance of the first frame rate but before completion of switching the frame rate from the first frame rate to
the second frame rate.

US Pat. No. 9,560,258

IMAGE SENSING APPARATUS, IMAGE SENSING SYSTEM AND FOCUS DETECTION METHOD OF DETECTING A FOCUS POSITION OF A LENS USING IMAGE SIGNAL PAIR

Canon Kabushiki Kaisha, ...

1. An image sensing apparatus which is able to detect a focus position of a lens using image signal pair, comprising:
an image sensor configured to generate an image signal for detecting the focus position; and
a correction unit configured to correct a signal level of the image signal based on correction information, wherein the correction
information is related to a light amount, which changes in response to an image height and a production error which includes
an alignment error at a time of manufacturing the image sensor.

US Pat. No. 9,554,709

SPECIMEN INFORMATION ACQUISITION APPARATUS AND METHOD THEREFOR

Canon Kabushiki Kaisha, ...

1. An apparatus comprising:
a light source configured to irradiate a specimen with light;
a detector configured to output a signal by detecting an acoustic wave that is produced by irradiating the specimen with the
light; and

a memory in communication with a processor, the memory storing instructions that, when executed by the processor, causes the
processor to:

calculate, by using the signal, a first optical characteristic value distribution in the specimen, the first optical characteristic
value distribution being an initial sound pressure distribution or an optical energy absorption density distribution which
represents the product of an absorption coefficient distribution and a local fluence distribution;

determine, by using the first optical characteristic value distribution, two or more regions of a vessel in the specimen;
determine from the first optical characteristic value distribution, the initial sound pressure distribution or the optical
energy absorption density distribution of the determined two or more regions of the vessel;

calculate, by using the initial sound pressure distribution or the optical energy absorption density distribution of the determined
two or more regions of the vessel, an average optical constant of a background region which surrounds the two or more regions
of the vessel;

calculate, by using the calculated average optical constant of the background region, the local fluence distribution in the
specimen; and

calculate, by dividing the first optical characteristic value distribution by the local fluence distribution, a second optical
characteristic value distribution in which the first optical characteristic value distribution is corrected.

US Pat. No. 9,560,116

NETWORK DEVICE, SYSTEM, METHOD, AND STORAGE MEDIUM

Canon Kabushiki Kaisha, ...

12. A non-transitory storage medium on which is stored a computer program for making a computer execute a method in a first
network device, the method comprising:
determining whether or not the first network device itself is able to communicate with a management device by HTTP via a firewall;
transmitting, when it is determined that the first network device is able to communicate with the management device by HTTP,
a handshake request to the management device for establishing a connection with the management device using a WebSocket protocol;

making, when it is determined that the first network device itself is able to communicate with the management device by HTTP
and the connection fails using the WebSocket protocol in the handshake request, a request for utilizing the WebSocket protocol
to a second network device within the firewall;

receiving an instruction, which has been transferred from the second network device after the request for utilizing the WebSocket
protocol, the instruction having been given from the management device through a connection between the management device
and the second network device using the WebSocket protocol; and

executing the received instruction,
wherein the connection using the WebSocket protocol is established beginning at a handshake request from the second network
device to the management device.

US Pat. No. 9,560,164

IMAGE PROCESSING APPARATUS, METHOD OF CONTROLLING THE SAME, NON-TRANSITORY COMPUTER READABLE STORAGE MEDIUM, AND DATA PROCESSING APPARATUS

CANON KABUSHIKI KAISHA, ...

1. A data processing apparatus comprising:
a central processing unit (CPU);
a dynamically reconfigurable circuit of which a circuit configuration can be configured dynamically;
a memory storing first configuration data for configuring a first parameter output circuit which outputs a first parameter
as a fixed value, second configuration data for configuring a second parameter output circuit which outputs a second parameter
as a fixed value, and third configuration data for configuring a data processing circuit which performs data processing using
the first parameter or the second parameter; and

a configuration controller which configures the first parameter output circuit in the dynamically reconfigurable circuit using
the first configuration data stored in the memory, and configures the data processing circuit in the dynamically reconfigurable
circuit using the third configuration data stored in the memory,

wherein the data processing circuit configured in the dynamically reconfigurable circuit performs data processing using the
first parameter outputted from the first parameter output circuit configured in the dynamically reconfigurable circuit,

wherein the configuration controller, when the data processing to be performed by the data processing circuit is changed from
the data processing using the first parameter to the data processing using the second parameter, reconfigures the second parameter
output circuit in the dynamically reconfigurable circuit using the second configuration data stored in the memory, without
reconfiguring the data processing circuit,

wherein the data processing to be performed by the data processing circuit is image processing for copying, and
wherein a change by the data processing circuit from image processing using the first parameter to image processing using
the second parameter is performed due to a change from color copy to monochrome copy or a change from monochrome copy to color
copy.

US Pat. No. 9,560,689

COMMUNICATION DEVICE, CONTROL METHOD, AND STORAGE MEDIUM

CANON KABUSHIKI KAISHA, ...

1. A communication device comprising:
a connection unit configured to establish a first connection to a first other communication device, establish, based on the
first connection, a second connection to a second other communication device that is connected to the first other communication
device, while the first connection has been established, and perform direct communication with the second other communication
device using the second connection;

a determination unit configured to determine whether an operation mode of the first connection is a mode in which a periodic
search for another network is performed while a network has been established by the first connection; and

a control unit configured to, if the operation mode of the first connection is the mode in which the periodic search is performed,
control the connection unit so as to restrict at least one of establishment of the second connection and switching of a channel
in the second connection, while the first connection has been established.

US Pat. No. 9,560,230

IMAGE FORMING APPARATUS, CONTROL METHOD FOR THE SAME AND STORAGE MEDIUM

Canon Kabushiki Kaisha, ...

1. An image processing apparatus comprising:
an operation key;
a cover which is able to be opened and closed;
first and second switches which are pushed when the cover is closed; and
a controller that:
a) in accordance with operation of the operation key, performs an operation based on a status of the first switch and a status
of the second switch, and

b) performs notification of an error according to operation of the operation key in a case where the status of the first switch
and the status of the second switch are different from each other.

US Pat. No. 9,553,117

SOLID-STATE IMAGE PICKUP APPARATUS, AND IMAGE PICKUP SYSTEM USING SOLID-STATE IMAGE PICKUP APPARATUS

CANON KABUSHIKI KAISHA, ...

1. A solid-state image pickup apparatus comprising:
a photoelectric conversion unit disposed in a semiconductor substrate;
a charge storage unit disposed in the semiconductor substrate;
a floating diffusion unit disposed in the semiconductor substrate;
a first gate electrode disposed on a surface of the semiconductor substrate, the first gate electrode having a first portion
disposed on the charge storage unit, and a second portion not disposed on the charge storage unit;

a second gate electrode disposed on the surface, and disposed between the charge storage unit and the floating diffusion unit;
and

a light shielding member disposed over the first gate electrode and the charge storage unit, disposed between the first gate
electrode and the second gate electrode, and having a bottom face, wherein a part of the bottom face disposed between the
first gate electrode and the second gate electrode is located closer to the surface than another part of the bottom face disposed
over the first gate electrode.

US Pat. No. 9,542,629

IMAGE PROCESSING APPARATUS, IMAGE PROCESSING METHOD, AND PROGRAM

Canon Kabushiki Kaisha, ...

1. An image processing apparatus having a printer configured to form an image and performing correction by using correction
data when the image is formed by the printer, the image processing apparatus comprising:
a sensor configured to obtain a measurement value by measuring an image formed by the printer;
at least one processor configured to control:
execution of a single-color calibration, the single-color calibration being executed to generate single-color image forming
correction data that is to be used when a single-color image is formed by the printer, the single-color image forming correction
data being generated in the single-color calibration by using the measurement value acquired by the sensor by measuring at
least one single-color patch formed by the printer, the at least one single-color patch being formed by using a toner of a
single kind of color;

execution of a multi-color calibration, the multi-color calibration being executed to generate multi-color image forming correction
data that is to be used when a multi-color image is formed by the printer, the multi-color image forming correction data being
generated in the multi-color calibration by using the measurement value acquired by the sensor by measuring at least one multi-color
patch formed by the printer, the at least one multi-color patch being formed by using a toner of multiple kinds of color;

display of a first screen on a display for enabling a user to select whether to cause the at least one processor to perform
the single-color calibration or the multi-color calibration; and

display of a second screen on the display for enabling a user to select whether to cause the at least one processor to perform
the multi-color calibration with performing the single-color calibration or to cause the multi-color calibration without performing
the single-color calibration, if causing the at least one processor to perform the multi-color calibration is selected by
the user via the first screen displayed on the display.

US Pat. No. 9,541,869

IMAGE HEATING APPARATUS

Canon Kabushiki Kaisha, ...

1. An image heating apparatus comprising:
first and second rotatable members configured and positioned to heat a toner image on a sheet therebetween;
an endless belt configured and positioned to heat said first rotatable member by contacting an outer surface of said first
rotatable member;

first and second rollers provided inside of said endless belt and configured to rotatably support said endless belt;
a first bearing mounted on said first roller and configured to rotatably support said first roller;
a second bearing mounted on said second roller and configured to rotatably support said second roller;
a holding mechanism configured and positioned to hold said first bearing and said second bearing so as to permit movements
of said first bearing relative to said second bearing in a direction away from each other; and

a coil spring provided so as to directly contact said first bearing and said second bearing and configured to urge said first
bearing relative to said second bearing in the direction away from each other,

wherein said holding mechanism includes a spring holder extending along the direction in which said first and second bearings
move away from each other and configured to hold said coil spring to regulate an expansion and contraction direction of said
coil spring.

US Pat. No. 9,544,299

INFORMATION PROCESSING APPARATUS, SERVER, METHOD FOR CONTROLLING THE SAME AND STORAGE MEDIUM

Canon Kabushiki Kaisha, ...

1. An information processing apparatus that communicates with a server via a network, comprising:
a hardware processor; and
a first memory, which is not detachable from the information processing apparatus, that stores identification information
of the information processing apparatus and a program that is executed by the hardware processor and causes the hardware processor
to perform the functions of:

a request unit that transmits an issuance request that requests a certificate necessary to connect to the server, including
the identification information of the information processing apparatus stored in the first memory, to a certificate authority;

a reception unit that receives the certificate, including the identification information of the information processing apparatus,
issued by the certificate authority in accordance with the issuance request;

a second memory that stores the certificate received by the reception unit, the second memory being detachable from the information
processing apparatus;

a determination unit that determines whether or not the identification information of the information processing apparatus
stored in the first memory corresponds to the identification information included in the certificate stored in the second
memory; and

a connection control unit that controls the information processing apparatus to:
(i) transmit a connection request to the server in accordance with the determination unit having determined that the identification
information stored in the first memory corresponds to the identification information included in the certificate stored in
the second memory, and

(ii) restrict transmission of the connection request to the server in accordance with the determination unit having determined
that the identification information stored in the first memory does not correspond to the identification information included
in the certificate stored in the second memory.

US Pat. No. 9,540,483

RESIN FOR TONER AND TONER

CANON KABUSHIKI KAISHA, ...

1. A crystalline polyester resin, comprising a condensation polymerization product of:
(i) a dicarboxylic acid component containing at least one compound selected from the group consisting of terephthalic acid
and terephthalic acid derivatives; and

(ii) a diol component containing at least one compound selected from the group consisting of 2-methyl-1,3-propanediol and
derivatives of 2-methyl-1,3-propanediol,

said crystalline polyester resin having a weight-average molecular weight as measured by gel permeation chromatography of
5000 to 50000, and

a Young's modulus as measured by an ultramicro durometer at 25° C. of at least 2 GPa and a melting point of 60° C. to 125°
C.

US Pat. No. 9,533,516

PRINTING APPARATUS AND METHOD FOR CONTROLLING THE SAME

Canon Kabushiki Kaisha, ...

1. A printing apparatus comprising:
a printing unit configured to print an image on a sheet;
a reversing unit configured to reverse the sheet on which the image has been printed by the printing unit;
a first obtaining unit configured to obtain a staple position which is designated by a user among a plurality of staple positions,
the plurality of staple positions including at least a first stapling position for which reversing of the sheet by the reversing
unit is necessary and a second stapling position for which reversing of the sheet by the reversing unit is not necessary;

a second obtaining unit configured to obtain a type of the sheet on which the image is to be printed by the printing unit
among a plurality of types, the plurality of types including at least a first type a sheet of which can be reversed by the
reversing unit and a second type a sheet of which cannot be reversed by the reversing unit; and

a control unit configured to determine, based on the staple position obtained by the first obtaining unit and the type of
the sheet obtained by the second obtaining unit, whether or not, to start printing by the printing unit, and configured to
display a screen for a user to change the staple position in a case where the control unit determines not to start printing.

US Pat. No. 9,535,355

IMAGE FORMING APPARATUS

CANON KABUSHIKI KAISHA, ...

1. An image forming apparatus comprising:
an image bearing member that bears a toner image for forming an image on a recording material;
a voltage application member that applies a voltage to the image bearing member;
a current detection portion that detects a current value of current flowing through the image bearing member;
a potential detection portion that calculates a voltage value V0 at which a detection current value detected by the current detection portion is zero based on the application voltage value
applied by the voltage application member to the image bearing member and the detection current value detected when the application
voltage value is applied; and

a latent image forming portion that forms on a surface of the image bearing member a potential difference for forming an electrostatic
latent image for forming the toner image on the surface of the image bearing member based on the voltage value V0 calculated by the potential detection portion, wherein

the voltage application member applies voltages to the image bearing member using at least three application voltage values
which are larger than a discharge start voltage value, which is a voltage value at which discharge starts occurring between
the image bearing member and the voltage application member, and which have different magnitudes, at least one of the three
application voltage values being a value at which a direction of a current corresponding to the one of the application voltage
values is reverse to those of currents corresponding to the other application voltage values,

the potential detection portion calculates a relation between the application voltage value and the detection current value
in a discharge area in which the discharge occurs, based on the at least three application voltage values and at least three
detection current values detected by the current detection portion in relation to the at least three application voltage values,
and

the potential detection portion calculates the voltage value V0 according to Expression (1) based on the relation in the discharge area, in which V1 is a voltage value corresponding to a predetermined current value I1 in the discharge area and V2 is a voltage value corresponding to a current value ?I1:

V0=(V1+V2)/2  (1).

US Pat. No. 9,535,645

INFORMATION PROCESSING APPARATUS, INFORMATION PROCESSING METHOD, AND STORAGE MEDIUM FOR DISPLAYING ON A MULTI-DISPLAY SYSTEM BASED ON DISPLAY TYPE

Canon Kabushiki Kaisha, ...

1. An information processing apparatus for displaying a window of an application program on a first display device and an
external display device, comprising:
a memory device; and
a processor connected to the memory device,
wherein the memory device stores window information and first identification information, the window information being information
on the window that was displayed on the first display device and the external display device when shutdown processing was
performed, the first identification information being identification information of the external display device,

wherein the first identification information was acquired from the external display device before completion of the shutdown
processing by the information processing apparatus,

wherein the processor acquires second identification information that indicates the external display device after restart
processing by the information processing apparatus,

wherein, in a case where the second identification information corresponds to the first identification information stored
in the memory device, the processor causes the information processing apparatus to perform:

processing of displaying, on the first display device, on the basis of the information stored in the memory device, the window
that was displayed on the first display device when the shutdown processing was performed, and

processing of presenting, to the external display device, on the basis of the information stored in the memory device, the
window that was displayed on the external display device when the shutdown processing was performed, and

wherein, in a case where the second identification information does not correspond to the first identification information
stored in the memory device, the processor performs:

control of not displaying, on the external display device, on the basis of the information stored in the memory device, the
window that was displayed on the external display device when the shutdown processing was performed, and

control of displaying, on the first display device, on the basis of the information stored in the memory device, the window
that was displayed on the first display device when the shutdown processing was performed and the window that was displayed
on the external display device when the shutdown processing was performed.

US Pat. No. 9,536,185

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

CANON KABUSHIKI KAISHA, ...

1. An image forming apparatus comprising:
a printing unit configured to print an image on a sheet;
an engine control unit configured to control the printing unit to execute a preparation operation of the printing unit;
an error detection unit configured to detect an error of the printing unit;
a function restriction unit configured to restrict a function based on the error detected by the error detection unit; and
a power control unit configured to shift, in a state in which the function is restricted by the function restriction unit,
the image forming apparatus from a standby state in which power is supplied to the engine control unit to a sleep state in
which power is not supplied to the engine control unit;

wherein the engine control unit does not control the printing unit to execute the preparation operation of the printing unit
when the power control unit returns the image forming apparatus from the sleep state to the standby state in a state in which
the function is restricted by the function restriction unit.

US Pat. No. 9,529,299

DEVELOPER SUPPLY CONTAINER AND DEVELOPER SUPPLYING APPARATUS

Canon Kabushiki Kaisha, ...

1. A developer supply container comprising:
a developer accommodating chamber capable of accommodating a developer;
a discharge opening configured to permit discharging of the developer;
a fluid communication path including an inlet for the developer inside said developer accomodating chamber and said discharge
opening;

a pump portion having a volume changing with reciprocation and actable at least on said discharge opening;
a regulating portion having a hollow portion movable between a first position in which said regulating portion is opposed
to said inlet to limit flow of the developer into said inlet and a second position in which said regulating portion is retracted
from said first position to permit the developer flow into said inlet;

a movable portion configured to move said regulating portion between the first position and the second position;
an air flow path provided inside said regulating portion and configured to permit fluid communication between said pump portion
and said discharge opening through said hollow portion; and

an elastic member provided around said inlet and contacting said regulating portion when said regulating portion is in the
first position.

US Pat. No. 9,529,300

DEVELOPING DEVICE, PROCESS CARTRIDGE, AND ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS

Canon Kabushiki Kaisha, ...

1. A developing device comprising:
a developer carrying member for developing an electrostatic image formed on a photosensitive member with developer;
a developer chamber provided with said developer carrying member;
a developer accommodating chamber, provided separately from said developer chamber by a wall surface thereof provided with
an opening for permitting passing of the developer therethrough, for accommodating the developer to be supplied into said
developer chamber; and

a rotational shaft rotatably supported in said developer accommodating chamber,
wherein said rotational shaft includes first, second, and third sheet members,
wherein said first, second, and third sheet members move to pass through the same area in a rotational direction of said rotational
shaft, and

wherein a longitudinal length of said first sheet member is longer than a longitudinal length of said second sheet member.

US Pat. No. 9,531,912

IMAGE PROCESSING APPARATUS AND IMAGE PROCESSING METHOD

CANON KABUSHIKI KAISHA, ...

1. An image processing apparatus comprising:
one or more processors; and
a memory storing instructions which, when executed by the processor, cause the image processing apparatus to function as:
a specifying unit configured to specify pixels to be processed in a scanned image, the pixels to be processed being included
in a target area including a target pixel and pixels in a vicinity of the target pixel;

a smoothing unit configured to smooth a pixel value of the target pixel by using pixels specified by the specifying unit;
and

a determination unit configured to determine whether the target pixel is a color pixel or monochrome pixel based on the smoothed
pixel value,

wherein a result of the determination by the determining unit is used for a process of determining whether the scanned image
is a color image or a monochrome image, and

wherein the specifying unit, in a case where the target area includes a plurality of background areas which are not adjacent,
specifies pixels which are between the background areas and are included in other than the background area in the target area,
and does not specify pixels which are not between the background areas in the target area.

US Pat. No. 9,531,941

IMAGING APPARATUS

Canon Kabushiki Kaisha, ...

1. A focus detection apparatus comprising:
a viewing field mask;
an image reforming lens unit including a pair of lens portions corresponding to a pair of opening portions in the viewing
field mask; and

a detection element including a plurality of pixels and a pair of detection regions each for detecting different one of parallax
optical images, wherein each of the parallax optical images is passed through the pair of lens portions of the image reforming
lens unit respectively,

wherein each of the plurality of focus detection regions includes a termination pixel located outside the parallax image to
be detected and a termination pixel located inside the parallax optical image to be detected.

US Pat. No. 9,531,960

IMAGING APPARATUS FOR GENERATING HDR IMAGE FROM IMAGES CAPTURED AT DIFFERENT VIEWPOINTS AND METHOD FOR CONTROLLING IMAGING APPARATUS

Canon Kabushiki Kaisha, ...

1. An imaging apparatus comprising:
an image sensor including a microlens array between an imaging optical system and a plurality of pixels each of which is designed
to be conjugate to a specific area on an exit pupil of the imaging optical system by the microlens array, and configured to
receive a light flux from each of microlenses in the microlens array at the plurality of pixels to output an image signal;
and

a generation unit configured to select, among a plurality of pixel signals output from the image sensor, a pixel signal based
on brightness of the pixel signals and positions of pixels relative to each of the microlenses, to generate an output image.

US Pat. No. 9,529,284

PROCESS CARTRIDGE, IMAGE FORMING METHOD, AND ELECTROPHOTOGRAPHIC APPARATUS

Canon Kabushiki Kaisha, ...

1. A process cartridge detachably attachable to a main body of an electrophotographic apparatus, the process cartridge comprising:
a cylindrical electrophotographic photosensitive member;
a charging device that charges the electrophotographic photosensitive member; and
a developing device that forms a toner image on the electrophotographic photosensitive member through development using a
toner,

wherein the electrophotographic photosensitive member comprises a surface layer comprising a polyarylate resin having a structural
unit represented by formula (B),


where R31 to R34 each independently represent a hydrogen atom or a methyl group; X2 represents a single bond, a divalent group represented by formula (C) below, or a cyclohexylidene group; and Y1 represents a m-phenylene group, a p-phenylene group, or a divalent group in which two p-phenylene groups are bonded to each
other with an oxygen atom located therebetween,


where R41 and R42 each independently represent a hydrogen atom, a methyl group, or a phenyl group,

the electrophotographic photosensitive member has an outer diameter of 23 mm or less,
the developing device is configured to collect a residual toner left on the electrophotographic photosensitive member after
the toner image has been transferred onto a transfer material,

the toner has a weight-average particle diameter (D4) of 7.1 ?m or more and 10.0 ?m or less,
the toner has an average circularity of 0.95 or more, and
the toner has an average aspect ratio of 0.90 or more.

US Pat. No. 9,525,795

IMAGE FORMING APPARATUS WITH ROTARY POLYGON MIRROR SPEED CONTROL

CANON KABUSHIKI KAISHA, ...

1. An image forming apparatus, comprising:
a receiving portion configured to receive image data from an external information device;
a reading device configured to read an original to generate image data;
an operating portion through which an image forming condition and an instruction to start image formation are input;
a light source configured to emit a light beam for forming an electrostatic latent image on a photosensitive member;
a rotary polygon mirror configured to deflect the light beam so that the light beam scans the photosensitive member;
a motor configured to rotate the rotary polygon mirror;
a motor control portion configured to start the motor to control the motor at a first rotation speed in response to a fact
that a predetermined action is performed on one of the operating portion and the reading device in a stopped state of the
rotary polygon mirror, and then to control the motor at a second rotation speed higher than the first rotation speed in response
to the instruction from the operating portion, the motor control portion being configured to control the motor at the second
rotation speed, without controlling the motor at the first rotation speed, in response to a fact that the receiving portion
receives the image data before a rotation speed of the motor reaches the first rotation speed; and

a light source control portion configured to control the light source to emit the light beam based on the image data in a
state in which the rotary polygon mirror is rotated by the motor at the second rotation speed.

US Pat. No. 9,525,796

DEVICE, SYSTEM AND METHOD FOR CONTROLLING DEVICE

Canon Kabushiki Kaisha, ...

1. A device comprising:
a storage unit configured to store settings data for each of a plurality of setting items; and
a processor and a memory coupled to each other and cooperating to act as units comprising:
(a) a receiving unit configured to receive, from a server via a network, information including difference data between settings
data stored in the server and the settings data stored in the storage unit;

(b) a processing unit configured to execute reset processing according to a setting item of the received information, the
reset processing being executed during at least one of a log-in state and a state in which a predetermined operation screen
is displayed in a display unit of the device; and

(c) an update unit configured to update the settings data stored in the storage unit by using the information including the
difference data after execution of the reset processing.

US Pat. No. 9,525,836

AD CONVERSION APPARATUS, SOLID-STATE IMAGING APPARATUS, AND IMAGING SYSTEM

CANON KABUSHIKI KAISHA, ...

1. An analog-to-digital (AD) conversion apparatus configured to convert an analog signal into a digital signal, comprising:
a reference signal generating circuit configured to output a first reference signal and a second reference signal whose voltages
change with time;

a comparison circuit configured to perform a comparison between a voltage of the analog signal and the voltage of the first
reference signal;

a control circuit configured to generate and output digital data based on the comparison;
a digital-to-analog converter configured to generate, using the second reference signal, a signal whose voltage changes with
time from a comparison base voltage, the comparison base voltage being based on the digital data, and configured to output
the signal to the comparison circuit; and

a counter configured to generate a count value by measuring an elapsed time,
wherein the comparison circuit is further configured to perform a comparison between the voltage of the analog signal and
the signal output from the digital-to-analog converter,

wherein the counter obtains a first count value by measuring a time from when changing of the voltage of the first reference
signal with time starts, to when a magnitude relationship between the voltage of the analog signal and the voltage of the
first reference signal, which are input to the comparison circuit, is changed,

wherein the digital data has a value based on the first count value.
US Pat. No. 9,523,929

ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER, PROCESS CARTRIDGE AND ELECTROPHOTOGRAPHIC APPARATUS

CANON KABUSHIKI KAISHA, ...

1. An electrophotographic photosensitive member comprising:
an electrically conductive support;
a first intermediate layer formed directly on the electrically conductive support, said first intermediate layer comprising
a silica particle, and a polymerized product of a composition comprising an electron transporting substance having a polymerizable
functional group and a crosslinking agent;

a second intermediate layer on the first intermediate layer, said second intermediate layer comprising a binder resin and
a metal oxide particle;

a charge generating layer on the second intermediate layer; and
a hole transporting layer on the charge generating layer, wherein
the content (% by mass) of the electron transporting substance in the composition of the first intermediate layer is 0.4 to
1 time the content (% by mass) of the metal oxide particle based on the total mass of the second intermediate layer.

US Pat. No. 9,519,238

IMAGE FORMING APPARATUS WITH PHOTOCONDUCTOR DRUM PRESERVATION

Canon Kabushiki Kaisha, ...

1. An image forming apparatus, comprising:
a plurality of photoconductors that carry toner images;
an endless intermediate transfer member that is rotatable and to which the toner images are first-transferred from the plurality
of photoconductors;

a plurality of contact members disposed at positions corresponding to the plurality of photoconductors, the plurality of contact
members coming into contact with an inner circumferential surface of the intermediate transfer member;

a second transfer member that comes into contact with an outer circumferential surface of the intermediate transfer member
and second-transfers the toner images from the intermediate transfer member to a transfer medium;

a stretching member that stretches the inner circumferential surface of the intermediate transfer member;
a voltage maintenance element connected to the plurality of contact members and the stretching member and maintaining a surface
potential of the intermediate transfer member; and

a controller that is operable in a color mode and a monochrome mode, the color mode being a mode in which toner images, first-transferred
to the intermediate transfer member from the plurality of photoconductors using an electric current supplied from the second
transfer member in a state where all the plurality of photoconductors are in contact with the intermediate transfer member,
are second-transferred to a transfer medium, and the monochrome mode being a mode in which a toner image, first-transferred
to the intermediate transfer member from only a specific one of the photoconductors using an electric current supplied to
the second transfer member in the state where all the plurality of photoconductors are in contact with the intermediate transfer
member, is second-transferred to a transfer medium,

wherein the voltage maintenance element maintains potentials of the plurality of contact members and the stretching member
at a predetermined potential when an electric current flows from the second transfer member through the intermediate transfer
member and the stretching member at a predetermined electric current or higher,

wherein a first electric current supplied from the second transfer member to the intermediate transfer member when the controller
is operated in the monochrome mode is lower than a second electric current supplied from the second transfer member to the
intermediate transfer member when the controller is operated in the color mode, and

wherein the first electric current is an electric current is higher than or equal to the predetermined electric current.

US Pat. No. 9,517,278

COMPOUND AND PHOTOACOUSTIC IMAGING CONTRAST MEDIUM CONTAINING THE COMPOUND

CANON KABUSHIKI KAISHA, ...

1. A compound represented by any one of formula (1) to formula (6):






wherein, in the formula (1), A1 represents an organic dye which absorbs light in a near-infrared wavelength region, L1 represents a linker part which is any one of —NH—, —CO—, —O—, and —S— or which contains at least one of —NH—, —CO—, —O—, and
—S—, q represents an integer of 1 to 5, m and n represent independently an integer of 10 or more and 2,500 or less, and R1 and R2 represent independently an alkyl group having 1 to 5 carbon atoms,

wherein, in the formula (2), A1 represents an organic dye which absorbs light in the near-infrared wavelength region, L1 represents a linker part which is any one of —NH—, —CO—, —O—, and —S— or which contains at least one of —NH—, —CO—, —O—, and
—S—, p and q represent independently an integer of 1 to 5,1, m, and n represent independently an integer of 10 or more and
2,500 or less, and R1 and R2 represent independently an alkyl group having 1 to 5 carbon atoms,

wherein, in the formula (3), A1 represents an organic dye which absorbs light in the near-infrared wavelength region, L1 represents a linker part which is any one of —NH—, —CO—, —O—, and —S— or which contains at least one of —NH—, —CO—, —O—, and
—S—, q represents an integer of 1 to 5,1, m, and n represent independently an integer of 10 or more and 2,500 or less, and
R1 and R2 represent independently an alkyl group having 1 to 5 carbon atoms,

wherein, in the formula (4), A1 and A2 represent independently an organic dye which absorbs light in the near-infrared wavelength region, L1 and L2 represent independently a linker part which is any one of —NH—, —CO—, —O—, and —S— or which contains at least one of —NH—,
—CO—, —O—, and —S—, p, q and r represent independently an integer of 1 to 5, m and n represent independently an integer of
10 or more and 2,500 or less, and R1 and R2 represent independently an alkyl group having 1 to 5 carbon atoms,

wherein, in the formula (5), A1, A2, A3, and A4 represent independently an organic dye which absorbs light in the near-infrared wavelength region, L1, L2, L3, and L4 represent independently a linker part which is any one of —NH—, —CO—, —O—, and —S— or which contains at least one of —NH—,
—CO—, —O—, and —S—, p and q represent independently an integer of 1 to 5, and n represents an integer of 10 or more and 2,500
or less, and

wherein, in the formula (6), A1 represents an organic dye which absorbs light in the near-infrared wavelength region, L1 represents a linker part which is any one of —NH—, —CO—, —O—, and —S— or which contains at least one of —NH—, —CO—, —O—, and
—S—, p and q represent independently an integer of 1 to 5, and n represents an integer of 10 or more and 2,500 or less wherein,
in the formulae (1) to (6), A1, A2, A3, and A4 are independently represented by any one of formulae (7) and (8):



wherein, in the formula (7) and in the formula (8), the symbol * represents a bond with any one of L1, L2, L3, and L4 in the formulae (1) to (6),

wherein, in the formula (7) and in the formula (8), Z forms a cyclic aromatic ring composed of a benz[e]indole ring, benz[f]indole
ring, or benz[g]indole ring together with a hydrogen atom, a sulfonate group, or an indole ring bonded to Z, and furthermore,
a hydrogen atom of the cyclic aromatic ring may be substituted with an alkyl group having 1 to 10 carbon atoms, an alkoxy
group having 1 to 10 carbon atoms, or a sulfonate group,

wherein, in the formula (7) and in the formula (8), R3 represents any one of an alkyl group having 1 to 10 carbon atoms and —(CH2)b—SO3? where b represents an integer of 1 to 10, and when R3 is an alkyl group, a halogen ion or an organic acid ion may be contained as a counter ion, and R4 and R5 represent independently any one of a hydrogen atom, an alkyl group having 1 to 10 carbon atoms, an alkoxy group having 1 to
10 carbon atoms, —(CH2)b—-SO3?, where b represents an integer of 1 to 10, and —(CH2)b—SO3X, where b represents an integer of 1 to 10 and X represents any one of sodium, potassium, ammonium, triethylammonium, lysine,
and arginine,

wherein, in the formula (7) and in the formula (8), a represents an integer of 1 to 10 and s represents 2 or 3, and
wherein, in the formula (8), R6 represents any one of an alkyl group having 1 to 10 carbon atoms, —(CH2)b—SO3?, where b represents an integer of 1 to 10, —(CH2)b—SO3X where b represents an integer of 1 to 10 and X represents any one of sodium, potassium, ammonium, triethylammonium, lysine,
and arginine.

US Pat. No. 9,521,144

AUTHORITY DELEGATE SYSTEM, AUTHORIZATION SERVER SYSTEM, CONTROL METHOD, AND PROGRAM

Canon Kabushiki Kaisha, ...

1. An authority delegate system, including a provider server system which provides a service to a device having an application,
and an authorization server system which performs authorization processing to delegate user authority in the service to a
usage source of the service, the authority delegate system comprising:
at least one processor coupled to a memory;
a management unit of the authorization server system configured to receive a request from the device to register the application
as the usage source of the service, to identify authority of the application in accordance with the received request, and
to manage, in an associated manner, an identifier of the application and the identified authority; and

a providing unit of the provider server system configured to provide the service in a case where
(i) an authorization operation has been performed to permit delegating the user authority to the application that will be
transmitting a request to use the service, and

(ii) the management unit issues an authorization code to the application in response to permitting delegating the user authority
to the application, and

(iii) the issued authorization code is received by the providing unit from the application, wherein a scope identification
(ID) is acquired based on the authorization code, and

(iv) a range authorization ID, identified by the acquired scope ID, is included in range authorization IDs set in the application,
wherein the management unit and the providing unit are implemented by the at least one processor.

US Pat. No. 9,513,571

MAGNETIC CARRIER, TWO-COMPONENT DEVELOPER, DEVELOPER FOR REPLENISHMENT, AND IMAGE FORMING METHOD

Canon Kabushiki Kaisha, ...

1. A magnetic carrier, comprising:
a resin-filled magnetic core particle, which is constituted by a porous magnetic particle and a resin disposed in pores of
the porous magnetic particle; and

a resin covering layer provided on a surface of the resin-filled magnetic core particle,
wherein a resin for use in the resin covering layer is a copolymer of:
a vinyl monomer having a cyclic hydrocarbon group in its molecular structure, and
another vinyl monomer,
wherein the porous magnetic particle has a peak pore diameter of 0.40 ?m or more and 0.88 ?m or less, the peak pore diameter
providing the maximum differential pore volume in the pore diameter range of 0.1 ?m or more and 3.0 ?m or less,

wherein the magnetic carrier has a 50% particle diameter (D50) of 30.0 ?m or more and 80.0 ?m or less on a volume basis, and
an electric current flowing through the magnetic carrier at a voltage of 500 V ranges from 8.0 to 50.0 ?A, and

wherein a proportion JR1 of a composition that is made up of the resin in a magnetic carrier portion of a region R1 and a proportion JR2 of the composition in a magnetic carrier portion of a region R2 satisfy the following relationship:

1.20?JR2/JR1?2.00

wherein the region R1 is defined as:

a line segment having a maximum length is drawn on a cross section image of the magnetic carrier,
two straight lines A and B that are parallel to the line segment and are separated from the line segment by 2.5 ?m are drawn,
a straight line C that passes through a point of contact between the line segment and a surface of the resin-filled magnetic
core particle and is perpendicular to the line segment is drawn,

a straight line D that is parallel to the straight line C, is closer to the center of the magnetic carrier than the straight
line C, and is separated from the straight line C by 5.0 ?m is drawn, and

the region R1 refers to a region surrounded by the straight lines A, B, and D and a circumference of the resin-filled magnetic core particle,
and

wherein the region R2 is defined as:

a straight line E that is parallel to the straight line D, is closer to the center of the magnetic carrier than the straight
line D, and is separated from the straight line D by 5.0 ?m is drawn, and

the region R2 refers to a region surrounded by the straight lines A, B, D, and E.

US Pat. No. 9,513,578

DEVELOPING DEVICE, PROCESS CARTRIDGE AND IMAGE FORMING APPARATUS

CANON KABUSHIKI KAISHA, ...

1. A developing device comprising:
a developer chamber in which developer is accommodated;
a developer supplying chamber in which a developer carrying member for developing a latent image forming on an image bearing
member is rotatably provided and which is provided with an opening communicating with said developer chamber;

a sealing member for sealing the opening; and
a feeding member for feeding the developer from said developer chamber to said developer supplying chamber through the opening,
wherein said feeding member is rotatably provided in said developer chamber and has a rotation center below a rotation center
of the developer carrying member,

wherein a first surface of said developer supplying chamber defining a lower inner surface of the opening connects with a
second surface defining a lower inner surface of said developer supplying chamber,

wherein said first surface of said developer supplying chamber and said second surface of said developer supplying chamber
are provided in a same plane in a direction of developer flow, and the same plane is flush with or provided above a lower
inner surface of said developer chamber.

US Pat. No. 9,514,106

EMBEDDED DEVICE, CONTROL METHOD THEREFOR, PROGRAM FOR IMPLEMENTING THE CONTROL METHOD, AND STORAGE MEDIUM STORING THE PROGRAM

CANON KABUSHIKI KAISHA, ...

1. An image processing apparatus adapted to communicate with an external server via a network, the image processing apparatus
comprising:
a display;
a Web browser unit configured to load Web content data containing document data described by a markup language and embedding
a JavaScript or information for identifying a JavaScript and to generate screen information to be displayed by the display
based on the loaded Web content data, wherein the embedded JavaScript or the JavaScript identified by the embedded information
is linked to a document object model, wherein the Web content data is transmitted from the external server, and wherein the
Web browser unit comprises a script interpreter configured to interpret the document data contained in the Web content data
to perform script processing based on the embedded JavaScript or the JavaScript identified by the embedded information; and

an executing unit configured to execute at least one of a plurality of functions of the image processing apparatus based on
a command instructing execution of the one of the plurality of functions, wherein the command is included in the embedded
JavaScript or the JavaScript identified by the embedded information based on which script processing is performed by the script
interpreter,

wherein the at least one of the plurality of functions, executed based on the command included in the embedded JavaScript
or the JavaScript identified by the embedded information, is executed by calling a control API (Application Program Interface)
from an event processing unit, associated with the document object model, included in the image processing apparatus, and
wherein at least another of the plurality of functions of the image processing apparatus, executed based on a user interaction,
is executed by calling the control API from one or more applications associated with one of scanning or copying, included
in the image processing apparatus.

US Pat. No. 9,509,235

PIEZOELECTRIC ELEMENT, OSCILLATORY WAVE MOTOR, AND OPTICAL APPARATUS

Canon Kabushiki Kaisha, ...

1. A piezoelectric element comprising:
a single piece of a piezoelectric material having a first surface and a second surface;
a common electrode disposed on the first surface of the single piece of the piezoelectric material;
a pair of drive phase electrodes disposed, separately from each other, on the second surface of the single piece of the piezoelectric
material, and

a detection phase electrode disposed on the second surface of the single piece of the piezoelectric material at a position
different from positions of the pair of drive phase electrodes,

wherein an absolute value d(1) of a piezoelectric constant of the single piece of the piezoelectric material in a portion (1) sandwiched between the pair of drive phase electrodes and the common electrode and an absolute value d(2) of a piezoelectric constant of the single piece of the piezoelectric material in a portion (2) sandwiched between the detection phase electrode and the common electrode satisfy a relationship, d(2)

US Pat. No. 9,498,962

PRINTING DEVICE

CANON KABUSHIKI KAISHA, ...

1. A printing device, comprising:
a head that ejects ink on a medium to perform printing; and
a mist collection unit, provided near the head, including:
a suction port facing the medium and sucking in air with ink mist;
a housing having an inside space that includes a first spatial region located on a side of the suction port, a second spatial
region located adjacent to the first spatial region and an opening provided between the first spatial region and the second
spatial region, wherein the air sucked from the suction port flows through the first spatial region, the opening, and the
second spatial region, and then is exhausted from the second spatial region; and

a liquid receiver provided in the housing to receive and hold liquid of the ink mist which liquefies on an inner wall in the
housing and drops due to gravitation.

US Pat. No. 9,501,012

FIXING APPARATUS FOR FIXING A TONER IMAGE TO A RECORDING MEDIUM

Canon Kabushiki Kaisha, ...

1. A fixing apparatus for fixing a toner image on a recording material, the fixing apparatus comprising:
a cylindrical film;
a heater configured to make contact with the film, the heater including a substrate and a heat generation resistor formed
on the substrate; and

a plurality of heat conduction members configured to make contact with a surface of the heater opposite to a surface of the
heater being in contact with the film, each of the plurality of heat conduction members having a higher thermal conductivity
than that of the substrate,

wherein the toner image formed on the recording material is fixed on the recording material by heat of the film,
wherein the plurality of heat conduction members are arranged in a longitudinal direction of the heater with a gap to each
other, and

wherein one of the plurality of heat conduction members is configured to make contact with the heater continuously from a
center of a heat generation region of the heater to an end of the heat generation region of the heater in the longitudinal
direction of the heater, the center of the heat generation region corresponding to a virtual line which divides the heat generation
region into two regions having the same length in the longitudinal direction of the heater.

US Pat. No. 9,503,646

IMAGE BLUR CORRECTION APPARATUS, OPTICAL APPARATUS, AND METHOD THEREOF

CANON KABUSHIKI KAISHA, ...

1. An image blur correction apparatus comprising:
a microcomputer configured to execute:
a shooting state determining task that determines a shooting state of one of a first shooting state or a second shooting state
based on an angular velocity signal;

an image blur correction task that performs an image blur correction using characteristics depending on a determination result
of the shooting state determining task;

a first shooting start state determining task that determines that the first shooting state has started:
when, within a first predetermined period after the angular velocity signal exceeds a first positive threshold value, the
angular velocity signal falls below a second negative threshold value; and

a first shooting end state determining task that determines, while in the first shooting state, that the first shooting state
has ended:

when, during a second predetermined period after the angular velocity signal does not exceed a third positive threshold value,
the angular velocity signal does not fall below a fourth negative threshold value for an entire time of the second predetermined
period, and

wherein the third positive threshold value is smaller than the first positive threshold and the absolute value of the fourth
negative threshold value is smaller than the absolute value of the second negative threshold value.

US Pat. No. 9,500,842

ZOOM LENS AND IMAGE PICKUP APPARATUS INCLUDING THE SAME

CANON KABUSHIKI KAISHA, ...

1. A zoom lens comprising, in order from an object side to an image side: a front unit that consists of a first lens unit
having a negative refractive power; and a rear unit that includes at least one lens unit and has a positive refractive power
over an entire zoom range, an interval between the front unit and the rear unit varying during zooming,
wherein the rear unit includes: a first focus lens section that has a positive refractive power and moves to the image side
during focusing from infinity to a close range; a second focus lens section that has a negative refractive power and moves
to the image side along a locus different from a locus of the first focus lens section during focusing from infinity to the
close range; and a lens section LP that has a positive refractive power and is immovable during focusing, the lens section
LP being arranged on the image side with respect to the second focus lens section, and

the zoom lens satisfies following conditional expressions,
0.0
0.5
?30.0
where DF1 is a maximum amount of movement of the first focus lens section during focusing from infinity to the close range,
DF2 is a maximum amount of movement of the second focus lens section during focusing from infinity to the close range, fLP
is a focal length of the lens section LP, fF2 is a focal length of the second focus lens section, fLRw is a focal length of
the rear unit at a wide angle end, and fw is a focal length of the zoom lens at the wide angle end.

US Pat. No. 9,499,365

SHEET FEEDING DEVICE AND IMAGE FORMING APPARATUS

Canon Kabushiki Kaisha, ...

1. A sheet feeding device comprising:
a sheet storage unit having a tray on which a sheet bundle including a plurality of sheets is to be stacked;
a driving unit configured to lift up the tray;
a first detection unit configured to detect, at a predetermined position, a top surface of the sheet bundle stacked on the
tray lifted up by the driving unit;

a second detection unit configured to detect whether a sheet is stacked on the tray;
a control unit configured to continuously drive the driving unit so that the tray is to be lifted up continuously in a first
speed until the second detection unit detects the sheet while the first detection unit has not detected the top surface of
the sheet bundle, and continuously drive the driving unit so that, after the second detection unit detects the sheet, the
tray is to be lifted up continuously in a second speed that is slower than the first speed; and

a display unit configured to display, if the second detection unit detects that no sheet is stacked on the tray, a message
indicating that there is no sheet on the tray.

US Pat. No. 9,494,916

PROCESS CARTRIDGE AND IMAGE FORMING APPARATUS

Canon Kabushiki Kaisha, ...

1. A cartridge comprising:
a frame;
a developing roller rotatably supported by said frame;
a coupling member provided at one longitudinal end of said frame and configured to receive a driving force;
a gear provided at the one longitudinal end and configured to receive the driving force from said coupling member;
a covering member provided at the one longitudinal end and configured to cover said gear;
a movable member provided at the one longitudinal end and movable relative to said frame; and
an urging member urging said movable member,
wherein said movable member includes a projected portion capable of projecting beyond said covering member, and said movable
member is movable between a first position in which said projected portion projects beyond said covering member and a second
position in which said projected portion is closer to said frame than in the first position,

wherein said movable member is movable from the first position to the second position by an urging force of said urging member,
and

wherein, when said movable member is in the first position, said movable member is rotatable about an axis parallel with a
longitudinal direction of said frame.

US Pat. No. 9,487,436

OPTICAL MEMBER, IMAGE PICKUP APPARATUS, AND METHOD FOR MANUFACTURING OPTICAL MEMBER

Canon Kabushiki Kaisha, ...

1. An optical member comprising:
a base member;
a porous glass film disposed on the base member; and
an interfacial region between the base member and the porous glass film,
wherein the porosity increases in the direction from the base member toward the porous glass film in the interfacial region
and the porosity in the porous glass film is constant.

US Pat. No. 9,477,285

DATA PROCESSING APPARATUS CAPABLE OF OPERATING IN POWER SAVING MODE, CONTROL METHOD OF DATA PROCESSING APPARATUS, AND STORAGE MEDIUM

CANON KABUSHIKI KAISHA, ...

1. A data processing apparatus which can operate in a power saving mode in which power consumption is smaller than that of
a normal power mode, the apparatus comprising:
one or more processors; and
one or more memories storing instructions that, when executed by the one or more processors, cause the one or more processors
to:

store, in the one or more memories, a response pattern indicating one or more packets the data processing apparatus can respond
to while maintaining the power saving mode, a return pattern indicating one or more packets for returning the data processing
apparatus from the power saving mode to the normal power mode, and a discard pattern indicating one or more packets that the
data processing apparatus discards;

when a packet corresponding to the response pattern stored in the one or more memories is received by the data processing
apparatus operating in the power saving mode, respond to the received packet while maintaining the power saving mode;

when a packet corresponding to the return pattern stored in the one or more memories is received by the data processing apparatus
operating in the power saving mode, return the data processing apparatus from the power saving mode to the normal power mode;

when a packet corresponding to the discard pattern stored in the one or more memories is received by the data processing apparatus
operating in the power saving mode, discard the received packet while maintaining the power saving mode;

cause a packet information screen showing the packet received by the data processing apparatus to be displayed; and
register a packet in the one or more memories as any of the response pattern, the return pattern, or the discard pattern after
the packet is selected by a user from the packet information screen.

US Pat. No. 9,477,799

HIERARCHICAL DETERMINATION OF METRICS FOR COMPONENT-BASED PARAMETERIZED SOCS

CANON KABUSHIKI KAISHA, ...

1. A method of determining a metric of a system-on-chip (SoC), the method comprising:
receiving a model dependency graph representing the SoC, the model dependency graph having a plurality of nodes representing
components of the SoC and their models, and a plurality of directed edges between the nodes representing variables passed
between the nodes of the model dependency graph;

modifying the model dependency graph by clustering a plurality of strongly connected nodes in the model dependency graph into
a single clustered node to form a clustered model dependency graph;

determining an execution schedule according to a direction of an edge in the clustered model dependency graph; and
executing models in the clustered model dependency graph according to the execution schedule to determine metrics of the SoC.

US Pat. No. 9,475,288

LIQUID EJECTION HEAD AND MANUFACTURING METHOD OF LIQUID EJECTION HEAD

Canon Kabushiki Kaisha, ...

1. A liquid ejection head, comprising:
a printing element substrate including an ejection port ejecting a liquid;
a plate-shaped first support member formed of a resin, configured to support the printing element substrate and including
a supply port for supplying the liquid to the printing element substrate;

a second support member configured to support the first support member and formed with a channel for supplying the liquid
to the first support member; and

a first screw and a second screw for joining the first support member and the second support member, the first screw being
provided at one side of the printing element substrate, and the second screw being provided at the other side of the printing
element substrate, wherein

the first support member includes a thin portion having a thickness smaller than a thickness of a portion of the first support
members where the printing element substrate is disposed, the thin portion being provided between a portion of the first support
member where one of the first screw and the second screw is disposed and the portion where the printing element substrate
is disposed, and wherein

the first support member is deformed so that a portion between the second screw and the first screw becomes convex toward
a side at which the printing element substrate is provided.

US Pat. No. 9,468,376

OPHTHALMOLOGIC APPARATUS

Canon Kabushiki Kaisha, ...

1. An ophthalmologic apparatus configured to obtain an image of an eye to be examined, the ophthalmologic apparatus comprising:
an aberration measuring unit configured to measure aberration of returning light;
a reflective optical modulation device configured to modulate at least one of a measurement light and the returning light;
and

a control unit configured to control the reflective optical modulation device based on a measurement result obtained by the
aberration measuring unit,

wherein the reflective optical modulation device includes:
a reflection mirror having an effective diameter of 7.5 mm or less, and
61 or more actuators that act on the reflection mirror within the effective diameter of 7.5 mm or less, the actuators having
a stroke length of 7.5 ?m or more in a direction intersecting a reflection surface of the reflection mirror.

US Pat. No. 9,456,743

IMAGE PROCESSING APPARATUS AND IMAGE PROCESSING METHOD

Canon Kabushiki Kaisha, ...

1. An image processing apparatus configured to process a tomographic image indicating the polarization state of a fundus of
an eye, the image processing apparatus comprising:
an acquisition unit configured to acquire a plurality of the tomographic images imaged at different times;
an extraction unit configured to extract each depolarized area from an area excluding a Retina Pigment Epithelium (RPE) layer
in the plurality of the tomographic images; and

a display control unit configured to display information about each depolarized area extracted by the extraction unit on a
display unit with the information associated with each other.

US Pat. No. 9,462,091

INFORMATION PROCESSING APPARATUS, COMMUNICATION METHOD AND STORAGE MEDIUM

CANON KABUSHIKI KAISHA, ...

14. A communication method in an information processing apparatus including a plurality of communication units connected to
one another in a ring shape by a bus, each of the plurality of communication units being connected to one of a plurality of
processing units, each of which executes a predetermined process, and transmitting data processed by the one of the plurality
of processing units to the bus as a packet, the information processing apparatus transferring data between the plurality of
processing units and processing the data in a predetermined order, the method comprising:
in among the plurality of communication units, at least one communication unit that comprises a holding unit configured to
receive a packet including data and suspension information indicating whether or not a process for the data has been suspended,
and hold the

received packet and a transmission unit configured to transmit a packet held in the holding unit to the bus,
performing a determination of whether or not data included in a packet held in the holding unit is to be processed by one
of the plurality of processing units to which the at least one communication unit connects, a determination of whether, in
a case where suspension information included in a packet received by the holding unit indicates that a process for data included
in the packet received by the holding unit has been suspended, setting for the suspension information is performed by the
holding unit or not, and a determination of whether, in a case where data included in a packet received by the holding unit
is to be processed by the one of the plurality of processing units to which the at least one communication unit connects,
a process for the data included in the packet received by the holding unit is to be suspended or not;

executing or not executing at the holding unit, according to the determination, a process for a held packet that is held by
the holding unit; and

transmitting at the transmission unit, to the bus, a packet for which the process has been executed or the held packet that
is held by the holding unit.

US Pat. No. 9,459,789

INFORMATION PROCESSING APPARATUS AND OPERATION METHOD THEREOF FOR DETERMINING A FLICK OPERATION OF A POINTER

Canon Kabushiki Kaisha, ...

1. An information processing apparatus configured to determine a flick operation of a pointer, the information processing
apparatus comprising a processor coupled to a memory, the processor being programmed to:
display an image on a predetermined screen;
acquire position information of each of one or more touched positions periodically detected on a touch panel;
acquire an amount of movement of the pointer during input of one stroke, based on the position information of a plurality
of touched positions periodically detected from when the pointer touched the touch panel to before the pointer is released
from the touch panel;

acquire a movement speed as a speed of the pointer when the pointer is released from the touch panel, based on the position
information of a plurality of touched positions periodically detected before the pointer is released from the touch panel;

select a speed threshold from a plurality of speed thresholds based on the amount of movement of the pointer during the input
of one stroke;

determine that the flick operation of the pointer has occurred at the end of the movement in a case where the movement speed
exceeds the speed threshold selected by the processor; and

move the image displayed on the predetermined screen, in a case where it is determined that the flick operation has occurred
based on the movement speed and the speed threshold selected by the processor, in a direction of the flick operation after
the pointer is released from the touch panel.

US Pat. No. 9,457,559

METHOD OF MAKING SEMICONDUCTOR SUBSTRATE USING AN ETCHING MASK AND METHOD OF MAKING LIQUID EJECTION HEAD SUBSTRATE USING AN ETCHING MASK

Canon Kabushiki Kaisha, ...

14. A method of making a liquid ejection head substrate, comprising:
preparing a circuit substrate on which an energy generating element for ejecting a liquid and a circuit are mounted;
forming a liquid channel in the circuit substrate;
forming an ejection port for ejecting the liquid in the circuit substrate; and
forming a plurality of holes in the circuit substrate,
wherein the step of forming the holes includes
forming an etching mask on a surface of the circuit substrate in accordance with a pattern corresponding to the holes, the
circuit substrate including an oxide layer disposed therein,

forming the holes by etching the circuit substrate, on which the etching mask has been formed, by reactive ion etching so
the holes extend at least to the oxide layer, and

wherein, viewing from a direction facing to the surface, the etching mask comprises a mask portion configured to mask the
circuit substrate from the etching, and a plurality of openings corresponding to inner edges of the holes, a part of the mask
portion being located on at least one of inner sides of the openings; and

the part of mask portion is not connected with the mask portion located outside of the opening by the etching mask, and is
independent from the mask portion located outside of the opening; and

removing an area of the semiconductor substrate masked by the part of the mask portion from the semiconductor substrate after
the reactive ion etching.

US Pat. No. 9,457,593

LIQUID EJECTING HEAD, RECORDING APPARATUS, AND RECORDING METHOD

Canon Kabushiki Kaisha, ...

1. A liquid ejecting head that ejects liquid from a plurality of ejection orifices thereof for recording while being moved
relative to a recording medium, the liquid ejecting head comprising:
a gas discharge port configured to allow gas to be discharged therefrom, the gas discharge port being disposed on a downstream
side of the ejection orifices in a direction of relative movement of the recording medium as viewed from the liquid ejecting
head,

wherein the gas discharged from the gas discharge port joins an airflow that forms a vortex on an upstream side of the ejection
orifices in the direction of relative movement, the vortex being generated by the liquid ejected from the ejection orifices.

US Pat. No. 9,448,113

MEASUREMENT APPARATUS, INFORMATION OBTAINING APPARATUS, AND MEASUREMENT METHOD

Canon Kabushiki Kaisha, ...

1. A measurement apparatus for measuring a terahertz wave by using time-domain spectroscopy, comprising:
a terahertz wave generating unit configured to generate the terahertz wave in response to incidence of pump light thereon;
a terahertz wave detecting unit configured to detect the terahertz wave in response to incidence of probe light thereon;
an adjusting unit configured to adjust an optical path length difference, which is a difference between an optical path length
of the pump light and an optical path length of the probe light, and adjust a timing at which the terahertz wave and the probe
light reach the terahertz wave detecting unit;

an amount-of-change detecting unit configured to detect an amount of change in the optical path length difference;
a vibration obtaining unit configured to obtain information about a magnitude of vibration of the adjusting unit by using
a detection result generated by the amount-of-change detecting unit in a state where the adjusting unit is stationary;

a determining unit configured to determine, by using the information, whether the magnitude of the vibration of the adjusting
unit is within a range of an allowable value; and

an output unit configured to output a measurement start trigger in a case where the determining unit determines that the magnitude
of the vibration of the adjusting unit is within the range of the allowable value.

US Pat. No. 9,443,554

IMAGE PROCESSING APPARATUS AND METHOD OF CONTROLLING THE SAME

Canon Kabushiki Kaisha, ...

5. A method of controlling an image capturing apparatus which records Raw moving image data including a plurality of Raw image
frames, the method comprising the steps of:
generating a development parameter corresponding to each of a plurality of first Raw image frames, which satisfy a predetermined
condition, included in the Raw moving image data; and

recording, on a recording medium, the Raw moving image data and the development parameter generated in the step of generating
for each of the plurality of the first Raw image frames,

wherein the plurality of first Raw image frames which satisfy the predetermined condition are Raw image frames extracted from
the plurality of Raw image frames at a predetermined frame interval or Raw image frames corresponding to a scene change, and

when a user issues an instruction to stop generating the Raw moving image,
the step of generating is configured to generate a development parameter corresponding to a last Raw image frame, which does
not satisfy the predetermined condition, and

the step of recording is configured to record, on the recording medium, the development parameter corresponding to the last
Raw image frame together with the Raw moving image data.

US Pat. No. 9,438,780

IMAGE CAPTURE APPARATUS, ACCESSORY AND IMAGE CAPTURE SYSTEM

Canon Kabushiki Kaisha, ...

1. An accessory connectable to an image capture apparatus, comprising:
a first signal terminal which is electrically connected to a terminal provided to an accessory shoe of a connected image capture
apparatus so as to communicate with the connected image capture apparatus, a signal level of a signal going through said first
signal terminal corresponding to information to be communicated via said first signal terminal;

a second signal terminal used to make a serial communication with the connected image capture apparatus, which is different
from said first signal terminal;

an activation signal generation unit configured to generate an activation signal required to change the connected image capture
apparatus from a first state to a second state, wherein the first state is a state where the serial communication via the
second signal terminal is not executable, and the second state is a state where the serial communication via the second signal
terminal is executable;

a control unit configured to control to output the activation signal to the connected image capture apparatus via said first
signal terminal; and

a determination unit configured to determine a type of the connected image capture apparatus by using said first signal terminal,
wherein when said determination unit determines that the connected image capture apparatus is a specific image capture apparatus,
said control unit controls to output the activation signal to the connected image capture apparatus via said first signal
terminal.

US Pat. No. 9,436,994

IMAGE PROCESSING APPARATUS FOR PROCESSING A TOMOGRAM OF AN EYE TO BE EXAMINED, IMAGE PROCESSING METHOD, AND COMPUTER-READABLE STORAGE MEDIUM

CANON KABUSHIKI KAISHA, ...

1. An image processing apparatus comprising:
at least one memory; and
at least one processor to perform operations comprising:
extracting boundaries of retina layers from a tomogram of an eye to be examined;
extracting an exudate region from a fundus image of the eye to be examined;
specifying a region where an exudate exists in the tomogram using the extracted boundaries of the retina layers and the extracted
exudate region;

calculating, according to distances between the extracted boundaries of the retina layers, likelihoods of existence of the
exudate in the specified region of the tomogram; and

extracting, according to voxels having intensities higher than a threshold and the calculated likelihoods, an exudate region
in the specified region of the tomogram.

US Pat. No. 9,438,847

INFORMATION PROCESSING DEVICE, CONTROL METHOD THEREOF, AND STORAGE MEDIUM

CANON KABUSHIKI KAISHA, ...

1. An information processing device comprising:
a position acquisition unit configured to acquire position information periodically;
a generating unit configured to generate log data by associating each of the plurality of position information with date and
time information, indicating a date and time at which the position information was acquired;

a control unit configured to control processing for establishing a connection with an image capturing device, and transmitting
position information included in the log data to the image capturing device to add the position information to images recorded
on the image capturing device, wherein the control unit performs control so that position information acquired after a predetermined
timing, out of position information acquired during connection with the image capturing device, is not transmitted to the
image capturing device; and

at least one processor configured to function as at least one of the position acquisition unit, the generating unit, and the
control unit,

wherein the position acquisition unit acquires the position information (i) before the connection with the image capturing
device is established and (ii) while the connection with the image capturing device is established.

US Pat. No. 9,436,867

IMAGE PROCESSING METHOD USING SPARSE CODING, AND NON-TRANSITORY COMPUTER-READABLE STORAGE MEDIUM STORING IMAGE PROCESSING PROGRAM AND IMAGE PROCESSING APPARATUS

CANON KABUSHIKI KAISHA, ...

1. An image processing method of producing, from a first image, a second image by using sparse coding, the method comprising
when an average pixel value in a partial region of an image is referred to as a DC component, and a component acquired by
subtracting the DC component from a pixel value distribution in the partial region is referred to as an AC component:
producing, from the first image, a processing intermediate image having a pixel value distribution in which a difference among
multiple pixel values in a partial region of the processing intermediate image is equal to the DC component in a partial region
of the first image corresponding to the partial region of the processing intermediate image;

performing a first process of acquiring, by using the AC component in a first partial region extracted in the processing intermediate
image and a basis produced by dictionary learning, the AC component in a second partial region; and

performing a second process of acquiring a difference among multiple pixel values in the second partial region as the DC component
in a partial region of the second image corresponding to the second partial region,

wherein the method repeats the first and second processes with changing a position of extracting the first partial region
in the processing intermediate image to acquire the DC components in multiple partial regions of the second image.

US Pat. No. 9,408,017

COMMUNICATION APPARATUS, CONTROL METHOD, AND STORAGE MEDIUM

CANON KABUSHIKI KAISHA, ...

1. A communication apparaus, comprising:
a first communication unit configured to perform wireless communication using a first communication method;
a second communication unit configured to perform wireless communication using a second communication method whose power consumption
is less than power consumption used when the first communication unit performs wireless communication;

a determination unit configured to determine disconnection of a wireless connection between the communication apparatus and
a partner apparatus via the second communication unit; and

a control unit configured to control, in a case where the first communication unit is in a sleep state whose power consumption
is less than power consumption in an awake mode when the determination unit determines the disconnection, the first communication
unit so that a mode of the first communication unit is switched from the sleep mode to the awake mode.

US Pat. No. 9,395,450

RADIATION IMAGING APPARATUS, RADIATION IMAGING SYSTEM, METHOD FOR RADIATION IMAGING, AND STORAGE MEDIUM

CANON KABUSHIKI KAISHA, ...

1. A radiation imaging apparatus including a radiation detection unit including a radiation detection array having a plurality
of pixels configured to detect radiation and accumulate charges and arranged two-dimensionally and a plurality of scanning
lines for discharging charges accumulated in the pixels, the apparatus comprising:
a reset control unit configured to perform reset scanning to sequentially discharge charges accumulated in the pixels;
an irradiation detection unit configured to detect a start of radiation irradiation;
an imaging control unit configured to perform control to stop the reset scanning in accordance with detection of the start
of irradiation and obtain an image signal by reading out charges accumulated in the pixels by the radiation irradiation;

a generation unit configured to generate image data to be used for a preview without correcting for an image signal from a
pixel on which the reset scanning is performed during the radiation irradiation; and

an output unit configured to output the image data to an external apparatus.

US Pat. No. 9,392,642

IMAGE HEATING APPARATUS

Canon Kabushiki Kaisha, ...

1. An image heating apparatus comprising:
a heating rotatable member configured to heat a toner image on a recording material, in a nip;
a nip forming member cooperating with said heating rotatable member to form the nip;
a rubbing rotatable member configured to rub a surface of the heating rotatable member;
a moving mechanism configured to move said rubbing rotatable member between a position spaced from said heating rotatable
member and a position for rubbing said heating rotatable member; and

a controller configured to execute, when the recording material is not passing through the nip, an operation in a first mode
and continuously therewith an operation in a second mode,

wherein in the first mode, said heating rotatable member is rotated at least through one full-turn in a state that said rubbing
rotatable member is in the spaced position and that said heating rotatable member is in contact with said nip forming member
with a target temperature of said heating rotatable member higher than a target temperature of said nip forming member, and
in the second mode, said rubbing rotatable member contacts said heating rotatable member by said moving mechanism and rubs
the surface of said heating rotatable member,

wherein said controller causes a temperature difference in the first mode between the target temperature of said heating rotatable
member and a target temperature of said nip forming member to be larger than the temperature difference when the toner image
is heated by the nip, and

wherein said controller raises the temperature of said heating rotatable member in a state that said heating rotatable member
and said nip forming member are spaced from each other, before said at least one rotation, in the first mode.

US Pat. No. 9,383,704

GRAMMAGE DETECTION SENSOR FOR RECORDING MATERIAL AND IMAGE FORMING APPARATUS

Canon Kabushiki Kaisha, ...

1. An ultrasonic wave sensor used in an image forming apparatus having an image forming unit for forming an image on a recording
material and a control unit for controlling an image forming condition of the image forming unit when an image is formed on
the recording material, comprising:
a transmission unit configured to transmit an ultrasonic wave; and
a reception unit configured to receive the ultrasonic wave transmitted from the transmission unit,
wherein the ultrasonic wave sensor outputs a first ultrasonic wave and a second ultrasonic wave to the control unit so that
the control unit controls the image forming condition, the first ultrasonic wave being received by the reception unit not
via the recording material after the ultrasonic wave is transmitted by the transmission unit, and the second ultrasonic wave
being received by the reception unit via the recording material after the ultrasonic wave is transmitted by the transmission
unit,

wherein a plurality of recording materials including a first recording material and a second recording material following
the first recording material are continuously conveyed between the transmission unit and the reception unit,

wherein in a case where an interval between a trailing edge of the first recording material and a leading edge of the second
recording material is longer than a predetermined threshold, the ultrasonic wave sensor outputs the first ultrasonic wave
and the second ultrasonic wave to the control unit so that the control unit controls the image forming condition when an image
is formed on the second recording material, the first ultrasonic wave being received by the reception unit between the first
recording material and the second recording material, and the second ultrasonic wave being received by the reception unit
via the second recording material, and

in a case where the interval is shorter than the predetermined threshold, the ultrasonic wave sensor outputs the first ultrasonic
wave and the second ultrasonic wave to the control unit so that the control unit controls the image forming condition when
the image is formed on the second recording material, the first ultrasonic wave being received by the reception unit before
the first recording material reaches between the transmission unit and the reception unit, and the second ultrasonic wave
being received by the reception unit via the second recording material.

US Pat. No. 9,383,712

IMAGE FORMING APPARATUS

CANON KABUSHIKI KAISHA, ...

1. An image forming apparatus, comprising:
a developer bearing member which bears developer to which additive particles have been added;
an image bearing member which bears a developer image obtained by developing an electrostatic image, by contacting the developer
bearing member;

a cleaning member which cleans a surface of the image bearing member by contacting the image bearing member; and
an intermediate transfer member for bearing the developer image transferred from the image bearing member,
wherein a first operation in which the image bearing member makes rubbing contact with the cleaning member is carried out
in a state where the image bearing member is separated from both the intermediate transfer member and the developer bearing
member;

a second operation in which the developer bearing member temporarily is placed to contact the image bearing member and in
which the additive particles are supplied to a contact portion between the cleaning member and the image bearing member, can
be carried out during the first operation.

US Pat. No. 9,377,723

STAINLESS-STEEL SEAMLESS BELT AND MANUFACTURING METHOD THEREFOR, FIXING BELT AND HEAT FIXING APPARATUS

Canon Kabushiki Kaisha, ...

1. A method of manufacturing a stainless-steel seamless belt, comprising: the steps of:
(1) obtaining a cup-shaped member by subjecting a stainless-steel plate to a drawing process;
(2) obtaining a thin-walled sleeve by subjecting the cup-shaped member to a plastic forming process to be thin-walled and
cutting a base portion of the thin-walled cup-shaped member;

(3) inserting the thin-walled sleeve into a cylindrical outer die having an internal diameter larger than an external diameter
of the thin-walled sleeve so as to be coaxial with the cylindrical outer die, pressurizing the thin-walled sleeve from an
inside thereof so as to cause the thin-walled sleeve to closely contact an inner wall of the outer die, and thereby expanding
a diameter of the thin-walled sleeve; and

(4) subjecting the thin-walled sleeve whose diameter is expanded in (3) to low temperature annealing at 200 to 400 degree
C.,

wherein the step (3) includes expanding the diameter of the thin-walled sleeve without changing the length in a direction
perpendicular to the peripheral direction of the thin-walled sleeve.

US Pat. No. 9,377,732

FIXING APPARATUS

Canon Kabushiki Kaisha, ...

1. A fixing apparatus comprising:
an endless film;
a contact member configured to contact an inner surface of the endless film;
a nip portion forming member configured to form a nip portion with the contact member via the endless film; and
a supporting member configured to support the contact member,
wherein a recording material bearing an unfixed image is heated while being pinched and conveyed by the nip portion, and the
unfixed image on the recording material is heated and fixed onto the recording material, and

wherein a plurality of sheets, each having a thermal conductivity in a planar direction higher than in a thickness direction
and having a thickness of less than 100 ?m, are superposed on a surface of the contact member opposite to a surface of the
contact member contacting the endless film, are sandwiched between the contact member and the supporting member, and contact
both the contact member and the supporting member.

US Pat. No. 9,377,875

INFORMATION PROCESSING APPARATUS, CONTROL METHOD, AND RECORDING MEDIUM

CANON KABUSHIKI KAISHA, ...

9. A method of controlling an information processing apparatus capable of communicating with an image output apparatus, comprising:
acquiring pointer position information indicating a position of a pointer in a screen displayed on a display unit of the information
processing apparatus;

detecting a predetermined operation using the pointer to an object included in the screen, both the object and the pointer
are in a state to be displayed together in the screen displayed on the display unit of the information processing apparatus;
and

controlling to transmit at least part of screen data corresponding to the screen to the image output apparatus,
wherein the transmission includes a first transmission mode in which the at least part of the screen data, and the acquired
pointer position information are transmitted without association and no image of the pointer is transmitted, and a second
transmission mode in which the at least part of the screen data to be transmitted and the acquired pointer position information
are transmitted as information indicating the pointer position corresponding to the pointer which is being displayed on the
display unit together with the at least part of the screen data to be transmitted such that at least matching between movement
of the object and that of the pointer is maintained, and movement in which the object follows the pointer with delay, occurred
by transmission delay, is avoided, and

wherein in a case that the predetermined operation is detected, the at least part of the screen data is transmitted in the
second transmission mode.

US Pat. No. 9,373,172

OPHTHALMIC-IMAGE PROCESSING APPARATUS AND METHOD THEREFOR

Canon Kabushiki Kaisha, ...

1. An image processing apparatus comprising:
at least one processor that operates to:
select a display object from a plurality of display objects;
automatically select, from a plurality of retinal layers, at least one retinal layer corresponding to the selected display
object;

automatically select, from a plurality of projections, a projection corresponding to the selected display object; and
display, on a display unit, a projected image achieved by projecting the selected at least one retinal layer in volume-image
data of a retina of a subject's eye by using the selected projection.

US Pat. No. 9,366,943

IMAGE CAPTURING ILLUMINATION APPARATUS

Canon Kabushiki Kaisha, ...

1. An illumination apparatus, which is arrangeable so as to surround an image capturing lens, the apparatus comprising, when,
in a state where the illumination apparatus is arranged so as to surround the image capturing lens, a direction corresponding
to a radial direction of the image capturing lens is defined as a radial direction of the illumination apparatus, a direction
surrounding the image capturing lens is defined as a circumferential direction of the illumination apparatus, and a direction
toward an object field to be captured through the image capturing lens is defined as a light projecting direction of the illumination
apparatus:
a light source;
a first reflective portion provided inside further than the light source in the radial direction so as to extend in the circumferential
direction and reflecting light from the light source toward the light projecting direction, wherein the first reflective portion
includes (1) a first area and (2) a second area extending in the circumferential direction from the first area to one circumferential
side and to another circumferential side;

a second reflective portion provided inside further than the light source in the radial direction so as to extend in the radial
direction and reflecting the light from the light source toward an area extending to a side away from the light source in
the circumferential direction, wherein the second reflective portion includes (a) a first surface that reflects part of light
from the light source toward part of the second area extending to the one circumferential side and (b) a second surface that
reflects another part of the light to another part of the second area extending to the other circumferential side; and

a third reflective portion provided between the first surface and the second surface in the circumferential direction and
reflecting light from the light source toward the light projection direction.

US Pat. No. 9,363,101

PACKET PROCESSING IN A PREDETERMINED ORDER AND SUSPENSION OF PACKET TRANSMISSION BY PREDETERMINED TIME INTERVALS BASED ON A SUSPENSION FLAG

Canon Kabushiki Kaisha, ...

1. An information processing apparatus, which comprises a plurality of communication units connected to a bus in a ring shape,
wherein two or more of the plurality of the communication units are connected to a respective one of two or more of processing
units, which executes a predetermined process, and the two or more of processing units execute respective processes in a predetermined
order to execute a sequence of processes for input data, a packet is transferred by each of the plurality of the communication
units over the bus in one direction of the ring shape, and the packet goes round the bus once by passing through each of the
plurality of communication units once,
wherein each of the plurality of communication units receives the packet from an upstream communication unit in the one direction
of the plurality of communication units and transfers the packet to a downstream communication unit in the one direction of
the plurality of communication units,

wherein the packet can hold data to be processed, identification information, and suspension information indicating whether
or not one of the two or more of processing units that is to execute a corresponding process out of the respective processes
on the data has suspended the corresponding process,

wherein each of the plurality of communication units connected to the respective one of the two or more of processing units
obtains, based on the identification information of a received packet, data held by the received packet and passes the obtained
data to the respective one of the two or more of processing units, while the each of the plurality of communication units
sets, in a case where the respective one of the two or more of processing units cannot obtain data included in the received
packet, the suspension information of the received packet to a state indicating that a process for the data is suspended,
and transfers the packet including the data that cannot be obtained,

wherein the each of the plurality of communication units transfers the received packet without processing the data included
in the received packet, in a case where the suspension information of the received packet indicates that the process for the
data is suspended,

wherein at least one of the plurality of communication units further comprises a first register that holds first identification
information, sets identification information of a packet that holds data having been processed by a corresponding one of the
two or more of processing units to the first identification information in a case of outputting the data having been processed
by the corresponding one of the two or more of processing units, and transfers the packets at a predetermined transmission
interval,

wherein the at least one of the plurality of communication units comprises:
a determination unit configured to determine whether or not identification information of the received packet matches the
first identification information;

a detection unit configured to detect whether or not the suspension information regarding the received packet indicates that
the process for data held by the received packet is suspended; and

a control unit configured to extend the transmission interval in a case where it is determined by the determination unit that
the identification information of the received packet matches the first identification information held in the at least one
of the plurality of communication units and it is detected by the detection unit that the suspension information regarding
the received packet indicates that the process for data held by the received packet is suspended,

wherein, in a case where it is determined that the identification information of a further received packet matches the first
identification information held in the at least one of the plurality of communication units and it is detected that the suspension
information regarding the further received packet indicates that the process for data held by the further received packet
is suspended with a first predetermined period after the control unit extends the transmission interval, the control unit
further extends the transmission interval by a second predetermined period smaller than the first predetermined period.

US Pat. No. 9,360,832

ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS

Canon Kabushiki Kaisha, ...

1. An image forming apparatus comprising:
a main assembly including a main assembly coupling;
a door provided on said main assembly, said door being configured to open and close a main assembly opening;
a developing cartridge including (i) a developing roller for developing a latent image and (ii) a development coupling for
receiving a driving force from said main assembly coupling for rotating said developing roller;

a drum supporting frame including a photosensitive drum and a mounting portion for detachably mounting said developing cartridge,
said drum supporting frame being movable through said main assembly opening between an inside and an outside of said main
assembly in a state that said developing cartridge is mounted to said mounting portion;

a contacting and spacing member provided on said drum supporting frame, said contacting and spacing member being movable between
a first position for contacting said developing roller to said photosensitive drum and a second position for spacing said
developing roller from said photosensitive drum; and

a switching member for switching a position of said contacting and spacing member by applying a force to said developing cartridge,
wherein said main assembly coupling engages with said development coupling in interrelation with a closing operation of said
door

wherein said developing cartridge is provided with a projection that said contacting and spacing member contacts, and said
projection projects in a longitudinal direction of said developing roller.

US Pat. No. 9,361,664

DATA PROCESSING APPARATUS, IMAGE PROCESSING APPARATUS, AND METHOD THEREFOR

CANON KABUSHIKI KAISHA, ...

1. An image processing apparatus comprising:
a first resolution conversion unit which executes a resolution conversion processing for image data, which is inputted on
a block basis, on the block basis;

a conversion unit which converts the image data processed by said first resolution conversion unit on the block basis into
a rasterized form; and

a second resolution conversion unit which executes a resolution conversion processing on a pixel basis by using the image
data in the rasterized form converted by the conversion unit,

thereby improving at least one of memory usage and processing time.

US Pat. No. 9,340,034

INKJET RECORDING APPARATUS AND INKJET RECORDING METHOD

Canon Kabushiki Kaisha, ...

1. An image processing apparatus comprising:
a conveyance unit configured to convey a print medium;
a printing unit configured to print a first test pattern using a print head having a plurality of print elements arranged
in a first direction on a part of a print medium conveyed in a second direction intersecting the first direction by the conveyance
unit, and print a second test pattern using the print head on another part of the print medium, on which the first pattern
has been printed, conveyed in the second direction by the conveyance unit,

wherein in the first direction a width of the widest print medium of print mediums that the conveyance unit conveys is smaller
than a width with which the plurality of print elements is arranged in the print head,

and wherein the first test pattern is printed with a first group of print elements, the number of which is smaller than the
number of the print elements of the print head and which are continuously aligned from one edge of the print head, the second
test pattern is printed with a second group of print elements, the number of which is smaller than the number of the print
elements of the print head, and at least some of the print elements in the second group are not included in the first group;

a moving unit configured to move the print head in the first direction such that a position of the print head with respect
to the print medium when the first test pattern is printed is different from a position of the print head with respect to
the print medium when the second test pattern is printed,

wherein the moving unit moves the print head in the first direction and the printing unit prints the second test pattern such
that a printed region of the first pattern and a printed region of the second pattern overlap in the first direction;

a measurement unit having a measuring area in the first direction and configured to measure the first test pattern and the
second test pattern on the print medium by relative movement between the print medium and the measurement unit, in the second
direction; and

a generation unit configured to generate print data for printing an image with the first and second groups based on measurement
results of the first test pattern and the second test pattern measured by the measurement unit.

US Pat. No. 9,344,652

PHOTOELECTRIC CONVERSION APPARATUS AND IMAGE PICKUP SYSTEM INCLUDING AN AD CONVERSION UNIT TO CONVERT A SIGNAL INTO A DIGITAL SIGNAL

CANON KABUSHIKI KAISHA, ...

1. A photoelectric conversion apparatus comprising:
a pixel array in which a plurality of pixels are arranged in rows and columns; and
column signal processing units each provided in correspondence with one of the columns of the pixel array,
wherein each of the column signal processing units includes
a sample-and-hold unit configured to hold a signal output from the pixel,
a buffer unit configured to output the signal held in the sample-and-hold unit, and
an AD conversion unit including a comparison unit having a first terminal and a second terminal, the first terminal being
connected to the buffer unit, the second terminal being configured to receive a reference signal whose level changes corresponding
to elapsed time,

wherein the comparison unit outputs a comparison signal indicating a result of comparing the level of the reference signal
and a level of the signal buffered by the buffering unit,

wherein the buffer unit outputs the signal held by the sample-and-hold unit to the first terminal during a period that the
level of the reference signal changes corresponding to the elapsed time, and

wherein the AD conversion unit converts the signal output from the buffer unit into a digital signal using the comparison
signal.

US Pat. No. 9,344,659

IMAGE PICKUP APPARATUS

Canon Kabushiki Kaisha, ...

1. An image pickup apparatus including a plurality of pixel units each including a plurality of photoelectric conversion elements,
a plurality of amplifying transistors configured to amplify signals generated by the plurality of photoelectric conversion
elements, and a plurality of reset transistors configured to reset the signal generated by the plurality of photoelectric
conversion elements, the image pickup apparatus comprising:
a noise signal holding unit configured to hold a noise signal output from the pixel unit and output the noise signal to a
following-stage circuit;

a first signal holding unit configured to hold a first optical signal based on signals generated by N photoelectric conversion
elements and output from the pixel unit and output the first optical signal to the following-stage circuit where N is an integer
equal to or greater than 1; and

a second signal holding unit configured to hold a second optical signal based on signals generated by M photoelectric conversion
elements and output from the pixel unit and output the second optical signal to the following-stage circuit where M is an
integer equal to or greater than 2 and greater than N,

wherein a common mode noise rejection ratio obtained as a result of a subtraction process by the following-stage circuit to
subtract a signal output from the noise signal holding unit from a signal output from the second signal holding unit is greater
than a common mode noise rejection ratio obtained as a result of a subtraction process by the following-stage circuit to subtract
the signal output from the noise signal holding unit from a signal output from the first signal holding unit, and

wherein an area of the first signal holding unit as viewed in plan is smaller than an area of the second signal holding unit
as viewed in plan and/or than an area of the noise signal holding unit as viewed in plan.

US Pat. No. 9,344,152

COMMUNICATION APPARATUS, CONTROL METHOD FOR COMMUNICATION APPARATUS, COMMUNICATION SYSTEM, AND PROGRAM

Canon Kabushiki Kaisha, ...

1. A communication apparatus comprising:
a communication unit configured to communicate in a card emulation mode defined by Near Field Communication (NFC), which is
a mode in which a memory of the communication apparatus is accessed by a second communication apparatus that is set in a reader/writer
mode defined by NFC;

a detection unit configured to detect an access from the second communication apparatus to the memory; and
a shift unit configured to shift an operation mode of the communication apparatus in a case where the communication apparatus
connects to the second communication apparatus via the communication unit and the detection unit has detected that information
has been written in the memory, and configured not to shift the operation mode of the communication apparatus in a case where
the communication apparatus connects to the second communication apparatus via the communication unit, the detection unit
has not detected that the information has been written in the memory, and the detection unit has detected that reading to
the memory has been performed.

US Pat. No. 9,344,697

METHOD AND DEVICE FOR TRANSITIONING BETWEEN AN IMAGE OF A FIRST VIDEO SEQUENCE AND AN IMAGE OF A SECOND VIDEO SEQUENCE

Canon Kabushiki Kaisha, ...

1. A method of transitioning between an image of a first video sequence and an image of a second video sequence, wherein images
of the one of the video sequences correspond to at least one sub-region of respective images of the other video sequence,
the method comprising
receiving at least one image of the first video sequence;
providing, from the at least one image, at least one pre-transition image;
for each at least one pre-transition image:
determining a confidence region within the at least one pre-transition image based on a set of confidence values, each confidence
value representing, for a respective block of the at least one pre-transition image, the level of reliability of determining
one or more blocks of a corresponding image in the second video sequence from the respective block;

computing a transition image corresponding to the second video sequence, the transition image being a function of the determined
confidence region of the pre-transition image; and

displaying the transition image.

US Pat. No. 9,342,392

IMAGE FORMING APPARATUS, IMAGE FORMING APPARATUS CONTROL METHOD, AND RECORDING MEDIUM

Canon Kabushiki Kaisha, ...

1. An image forming apparatus configured to operate in a first power state and a second power state that uses less power than
the first power state, the image forming apparatus comprising:
a detection unit configured to detect an error that occurs in initialization processing;
a registration unit configured to associate and register in a storage unit error information for identifying processing that
resolves the error detected by the detection unit during the initialization processing; and

a resolution unit configured to execute processing for resolving the detected error based on the error information registered
in the storage unit.

US Pat. No. 9,344,957

COMMUNICATION APPARATUS, COMMUNICATION METHOD, AND STORAGE MEDIUM

Canon Kabushiki Kaisha, ...

1. A communication apparatus comprising:
a communication unit configured to perform wireless communication with a communication partner apparatus;
an identification unit configured to identify an access point that can be selected by the communication unit;
a transmission unit configured to transmit information indicating the access point identified by the identification unit to
the communication partner apparatus, via the communication unit;

a reception unit configured to receive information designating an access point from the communication partner apparatus to
which the information indicating the access point has been transmitted by the transmission unit, via the communication unit;
and

a registration unit configured to register the access point corresponding to the information received by the reception unit
as a relay access point used when the communication apparatus operates in an infrastructure mode.

US Pat. No. 9,340,032

LIQUID EJECTION DEVICE AND LIQUID LEAKAGE SUPPRESSION METHOD

Canon Kabushiki Kaisha, ...

1. A liquid ejection device comprising:
a head configured to eject a liquid;
a liquid containing unit having a sealed housing and a flexible member provided in the sealed housing, the sealed housing
including a first containing space communicating with the head and a second containing space partitioned from the first containing
space by the flexible member, the first containing space containing the liquid, the volume of the first containing space decreasing
along with the ejection of the liquid from the head, the second containing space containing a liquid filler;

a pressure adjusting unit configured to communicate with the second containing space and adjust a pressure of the liquid filler
in the second containing space so as to maintain a negative pressure with respect to the head;

a communication unit configured to allow communication between the second containing space and the pressure adjusting unit;
and

a valve provided in the communication unit,
wherein the liquid containing unit is separable from the pressure adjusting unit between the pressure adjusting unit and the
valve.

US Pat. No. 9,323,493

INFORMATION PROCESSING APPARATUS AND CONTROL METHOD, AND CONTROL PROGRAM

Canon Kabushiki Kaisha, ...

1. An information processing apparatus capable of communicating with a printing apparatus, and having an application which
sets printing setting information for a document to be printed and a printer driver which generates print data, the information
processing apparatus comprising:
a selecting unit arranged to select a printing apparatus;
a first determining unit arranged to determine whether a printer driver of the selected printing apparatus is not supported
by the application;

a second determining unit arranged to determine whether the printing setting information set using the application includes
printing setting information for which the application is not able to issue an instruction to a printer driver of a selected
printing apparatus; and

a display control unit arranged to display, along with a setting screen of the printer driver of the selected printing apparatus,
a navigation window for displaying printing setting information which is set using the application and for which the application
is not able to issue an instruction to the printer driver of the selected printing apparatus, as a screen different from the
setting screen of the printer driver of the selected printing apparatus in a case where the first determining unit determines
that the printer driver of the selected printing apparatus is not supported by the application and the second determining
unit determines that the printing setting information set using the application includes the printing setting information
for which the application is not able to issue an instruction to the printer driver of the selected printing apparatus,

wherein the display control unit does not display the navigation window in a case where the first determining unit determines
that the printer driver of the selected printing apparatus is not supported by the application and the second determining
unit determines that the print setting information does not include the printing setting information for which the application
is not able to issue an instruction to the printer driver of the selected printing apparatus.

US Pat. No. 9,310,756

IMAGE FORMING APPARATUS AND MAIN ASSEMBLY OF THE IMAGE FORMING APPARATUS

CANON KABUSHIKI KAISHA, ...

1. An image forming apparatus for forming an image on a recording material, comprising:
a main assembly provided with an opening through which a cartridge is to be mounted into and demounted from said main assembly;
an openable member movable between a closed position where the opening is closed and an open position where the opening is
open; and

a cartridge, including a portion-to-be-urged, detachably mountable to said main assembly in a mounting completion position,
wherein said openable member includes a guiding portion including a supporting surface, a recessed portion provided partway
of the supporting surface, and an urging portion as a part of said supporting surface,

wherein when said openable member is in the open position, said supporting surface is capable of guiding said cartridge to
the opening,

wherein during a closing operation of said openable member, said urging portion and said portion-to-be-urged contact each
other to push said cartridge toward the mounting completion position,

wherein when said openable member is in the closed position, a spacing is provided between said recessed portion and said
portion-to-be-urged, and

wherein said cartridge is a process cartridge comprising:
a photosensitive member unit including a photosensitive drum;
a developing device unit, including a developing roller for developing an electrostatic latent image formed on said photosensitive
drum, rotatable relative to said photosensitive member unit; and

an urging member for urging said developing roller toward said photosensitive drum,
wherein said developing device unit includes said portion-to-be-urged.

US Pat. No. 9,306,466

POWER SUPPLY APPARATUS AND IMAGE FORMING APPARATUS

CANON KABUSHIKI KAISHA, ...

1. A power supply apparatus, comprising:
a transformer including a primary winding, a secondary winding, and an auxiliary winding;
a switch element connected to the primary winding for turning ON and OFF supply of electric power to the primary winding according
to an output voltage of the secondary winding; and

a setting unit connected to the auxiliary winding and the switch element for setting a turn-on time period in which the switch
element turns on,

wherein the setting unit has a capacitor configured to determine the turn-on time period, a first resistor element connected
to the capacitor in series, a second resistor element connected to the first resistor element in parallel and a switch connected
to the second resistor element in series,

wherein in a start-up time of a power supply apparatus, the setting unit switches a condition of the switch from turn-on to
turn-off to prolong the turn-on time period of the switch element.

US Pat. No. 9,302,862

IMAGE FORMING SYSTEM AND SHEET FEEDING UNIT

Canon Kabushiki Kaisha, ...

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

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

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

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

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

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

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

US Pat. No. 9,304,414

METHOD FOR PRODUCING ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER

CANON KABUSHIKI KAISHA, ...

1. A method for producing an electrophotographic photosensitive member comprising a support, a charge generating layer formed
on the support, and a charge transporting layer formed on the charge generating layer, the method comprising:
dissolving (?) and (?) with solvents of (?) and (?) to prepare a charge-transporting-layer coating liquid;
the (?) being a charge transporting substance,
the (?) being at least one resin selected from the group consisting of
a polycarbonate resin having a structural unit represented by the following formula (1A), and
a polyester resin having a structural unit represented by the following formula (1B),
the (?) being an aromatic hydrocarbon solvent which is at least one selected from the group consisting of toluene, xylene
and mesitylene, and

the (?) being a compound having a boiling point under 1 atmosphere higher than that of the (?),
forming a coat for the charge transporting layer using the charge-transporting-layer coating liquid, and
drying the coat to form the charge transporting layer,
wherein
the charge transporting layer is a surface layer,
the charge-transporting-layer coating liquid is free of any polyester resins having a siloxane structure at the end thereof
and any polycarbonate resins having a siloxane structure at the end thereof; and

the (?), the (?) and the (?) satisfy the following expression:
X(g)>Y(g)

wherein,
X(g) represents the solubility of the (?) in 100 g of the (?) in an environment at 23° C. under 1 atmosphere, and
Y(g) represents the solubility of the (?) in 100 g of the (?) in an environment at 23° C. under 1 atmosphere;

wherein,
R1 to R4 each independently represent a hydrogen atom, a methyl group or a phenyl group,

X1 represents a single bond, an oxygen atom, a cyclohexylidene group or a bivalent group represented by the following formula
(A),

R11 to R14 each independently represent a hydrogen atom, a methyl group or a phenyl group,

X2 represents a single bond, an oxygen atom, a cyclohexylidene group or a bivalent group represented by the following formula
(A), and

Y1 represents a meta-phenylene group, a para-phenylene group, a cyclohexylene group or a bivalent group represented by the following
formula (B):


wherein,
R21 and R22 each independently represent a hydrogen atom, a methyl group, an ethyl group or a phenyl group,

R31 to R38 each independently represent a hydrogen atom, a methyl group or a phenyl group, and

X3 represents a single bond, an oxygen atom, a sulfur atom or a methylene group, and

wherein the content of the (?) is higher than the content of the (?) in the charge-transporting-layer coating liquid.

US Pat. No. 9,305,954

SOLID-STATE IMAGE SENSOR AND CAMERA UTILIZING LIGHT ATTENUATING FILMS

Canon Kabushiki Kaisha, ...

1. A solid-state image sensor comprising a plurality of first pixels each including one of a red color filter, a green color
filter, and a blue color filter, and a plurality of second pixels each including one of a red color filter, a green color
filter, and a blue color filter, wherein
each of the plurality of first pixels includes a first photoelectric converter, and a first light transmissive portion having
a first light attenuating film and arranged above the first photoelectric converter, and each of the plurality of second pixels
includes a second photoelectric converter, and a second light transmissive portion having a second light attenuating film
and arranged above the second photoelectric converter,

the first and the second light attenuating films for the same color are configured such that light transmittances of the first
and second light transmissive portions of the same color are different, and

the first attenuating film is further configured such that a light transmittance of the first light transmissive portion of
the first pixel including the red color filter is lower than that of the first light transmissive portion of the first pixel
including the green color filter, and a light transmittance of the first light transmissive portion of the first pixel including
the green color filter is lower than that of the first light transmissive portion of the first pixel including the blue color
filter.

US Pat. No. 9,304,446

DEVELOPING DEVICE HAVING DEVELOPER LAYER REGULATION

CANON KABUSHIKI KAISHA, ...

1. A developing device comprising:
a developer carrying member for carrying a developer comprising a toner and a carrier;
a magnet provided inside said developer carrying member;
a developing chamber for feeding the developer to said developer carrying member;
a feeding member rotatable provided in the developing chamber for feeding the developer in said developing chamber;
a non-magnetic blade member for regulating an amount of the developer to be coated on said developer carrying member; and
a route forming portion for forming a route for feeding the developer in the developing chamber from above to said developer
carrying member with respect to a direction of gravitation, wherein said routing forming portion is located between said feeding
member and said developer carrying member and includes an opposing portion opposed to said developer carrying member along
a peripheral surface of said developer carrying member,

wherein the magnet is opposed to a first region of said developer carrying member from a downstream end of said opposing portion
with respect to the rotational direction of said developer carrying member to said blade member in the rotational direction
of said developer carrying member so as to attract the developer on the first region, and

wherein a distance of the first region in the rotational direction of said developer carrying member is 2 mm or more, and
when a magnetic force at a surface of said developer carrying member with respect to a direction normal to said developer
carrying member is Fr, magnetic poles are provided so that a ratio of an integrated value FrNear to an integrated value FrAll
is 60% or more, wherein the integrated value FrNear is obtained by integrating the magnetic force Fr in a second region of
the developer carrying member from a position of 2 mm upstream of said blade member with respect to the rotational direction
of said developer carrying member to said blade member with respect to the rotational direction of said developer carrying
member and the integrated value FrAll is obtained by integrating the magnetic force in the first region.

US Pat. No. 9,307,100

INFORMATION PROCESSING APPARATUS, INFORMATION PROCESSING SYSTEM, CONTROL METHODS THEREOF, AND STORAGE MEDIUM

CANON KABUSHIKI KAISHA, ...

1. An information processing system comprising:
a management unit configured to manage a message registered with print data and comments registered based on a status of each
of a plurality of printers, the comments being associated with the message;

an obtaining unit configured to obtain the status of each of the plurality of printers in a network when receiving a first
feedback information for the registered message, the first feedback information being received in accordance with selection
of a first feedback button associated with the registered message; and

a control unit configured to cause, when receiving a second feedback information for one of the comments managed by said management
unit, the printer related to the received second feedback information to print the print data related to the managed message
corresponding to the first information feedback button, the second feedback information being received in accordance with
selection of one of second feedback buttons associated with each of the managed comments.

US Pat. No. 9,302,478

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

CANON KABUSHIKI KAISHA, ...

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

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

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

US Pat. No. 9,302,479

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

Canon Kabushiki Kaisha, ...

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

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

US Pat. No. 9,307,123

NOISE REDUCTION APPARATUS AND NOISE REDUCTION METHOD

CANON KABUSHIKI KAISHA, ...

1. A noise reduction apparatus comprising:
an input unit configured to input a captured image signal from an image capturing unit;
an acquisition unit configured to acquire, according to a user operation, a temporal noise signal of the image capturing unit
based on the captured image signal;

an estimation unit configured to estimate an ideal image signal that has no noise, based on the captured image signal input
by the input unit and the temporal noise signal acquired by the acquisition unit;

a removing unit configured to remove a temporal frequency component higher than a predetermined threshold from each of the
ideal image signal estimated by the estimation unit and the temporal noise signal acquired by the acquisition unit;

a generating unit configured to generate a filter that is used for temporal noise reduction for a captured image signal from
the image capturing unit in accordance with an added signal obtained by adding the ideal image signal from which the temporal
frequency component has been removed by the removing unit and the noise signal from which the temporal frequency component
has been removed by the removing unit; and

a filtering unit configured to perform temporal noise reduction processing on an input image signal, captured by the image
capturing unit, by using the filter generated by the generating unit.

US Pat. No. 9,307,136

IMAGING APPARATUS AND METHOD WHERE AN OUTPUT OF DATA INDICATING A RESULT OF A CORRELATION CALCULATION IS INTERMITTENTLY PERFORMED

Canon Kabushiki Kaisha, ...

1. An imaging apparatus comprising:
an imaging element that includes pixel portions each having a plurality of photoelectric conversion units;
a drive unit configured to drive a focus adjusting lens;
a first processing unit configured to acquire a signal output by the imaging element and to output a first image signal for
a focus detection and a second image signal for the focus detection and an image generation;

a second processing unit configured to acquire the second image signal from the first processing unit so as to perform development
processing;

a calculation unit configured to acquire the first image signal and the second image signal from the first processing unit
so as to perform phase difference detection-type focus detecting calculation by correlation calculation between the first
image signal and a third image signal generated from the first image signal and the second image signal; and

a control unit configured to acquire data indicating the result of the correlation calculation so as to calculate a defocus
amount and to control the drive unit so as to perform focus adjustment,

wherein the control unit controls the calculation unit, and
wherein an output of the data indicating the result of the correlation calculation from the calculation unit to the control
unit is intermittently performed at a frequency set for a plurality of image frames in accordance with an output of the second
image signal from the first processing unit to the second processing unit.

US Pat. No. 9,307,168

IMAGE CAPTURE APPARATUS AND METHOD FOR CONTROLLING IMAGE CAPTURE APPARATUS IN WHICH DEFECTIVE PIXELS ARE INDICATED

Canon Kabushiki Kaisha, ...

1. An image capture apparatus, comprising:
an image sensor in which a plurality of types of pixels including an imaging pixel and a focusing pixel is arranged;
a flaw detection circuit configured to detect a defective pixel based on a pixel value of each pixel in the image sensor;
and

flaw information generation circuit configured to output first information indicating the defective pixel based on a detecting
result from the flaw detection circuit and second information indicating a position of the focusing pixel in the image sensor,

wherein the flaw information generation circuit outputs the first information according to the defective pixel detected by
the flaw detection circuit, in a case where a position of the defective pixel detected by the flaw detection circuit doesn't
match the position of the focusing pixel indicated by the second information, and doesn't output the first information according
to the defective pixel detected by the flaw detection circuit, in a case where the position of the defective pixel detected
by the flaw detection circuit matches the position of the focusing pixel indicated by the second information.

US Pat. No. 9,307,170

SOLID-STATE IMAGE SENSOR AND RANGE FINDER USING THE SAME

CANON KABUSHIKI KAISHA, ...

1. A solid-state image sensor comprising:
a pixel including a plurality of photoelectric conversion portions and a waveguide arranged closer to a side of light incidence
than the photoelectric conversion portions, wherein

the waveguide comprises a core member and a cladding member formed of a medium having a refractive index lower than that of
the core member, and

a layer provided between the photoelectric conversion portions and the waveguide and propagating light that exits from the
waveguide, said layer being formed of a medium having a refractive index lower than that of the core member, and having a
larger thickness in a pixel located at a peripheral portion of the solid-state image sensor than in a pixel located at a center
portion of the solid-state image sensor.

US Pat. No. 9,304,082

INFORMATION ACQUIRING APPARATUS AND INFORMATION ACQUIRING METHOD FOR ACQUIRING INFORMATION ON SPECIMEN BY USING TERAHERTZ WAVE

Canon Kabushiki Kaisha, ...

1. An information acquiring apparatus that acquires information on a specimen by applying a terahertz wave to the specimen
through a plate-like member, the specimen being provided between a reflecting member and the plate-like member, the reflecting
member having a reflecting surface that reflects the terahertz wave, the apparatus comprising:
an applying unit configured to apply the terahertz wave to the specimen;
a detecting unit configured to detect the terahertz wave reflected from the specimen; and
an information acquiring unit configured to acquire the information on the specimen by using at least a first temporal waveform,
which is acquired from a result of detection performed by the detecting unit, representing a portion of the terahertz wave
that is reflected by an interface between the specimen and the reflecting surface of the reflecting member and a second temporal
waveform, which is acquired from the result of detection performed by the detecting unit, representing a portion of the terahertz
wave that is reflected by an interface between the plate-like member and the specimen,

wherein the information acquiring unit acquires the information on the specimen by using a ratio of a first intensity spectrum
obtained from the first temporal waveform to a second intensity spectrum obtained from the second temporal waveform.

US Pat. No. 9,304,373

TERAHERTZ WAVE GENERATION ELEMENT, TERAHERTZ WAVE DETECTION ELEMENT, AND TERAHERTZ TIME DOMAIN SPECTROSCOPE DEVICE

Canon Kabushiki Kaisha, ...

1. A terahertz wave generation element comprising:
a waveguide having a core including electro-optic crystal;
an optical coupler for extracting a terahertz wave generated from the core when light propagates in the waveguide to a space;
and

a reflecting layer disposed on the opposite side to the optical coupler with respect to the core, so as to reflect the terahertz
wave,

wherein the reflecting layer is directly adjacent to the core and transmits the light.

US Pat. No. 9,278,546

OPTICAL WRITING HEAD AND IMAGE FORMING APPARATUS

Canon Kabushiki Kaisha, ...

1. An optical writing head comprising:
a light emitting device array having a plurality of light emitting devices; and
an optical unit arranged between the light emitting device array and an image plane, to form an image by light emitted from
the light emitting devices on the image plane,

wherein the optical unit includes a two-dimensional diffractive grating,
wherein the two-dimensional diffractive grating is configured to diffract zero-order diffracted light and first-order diffracted
light,

wherein the two-dimensional diffractive grating is configured so that the light intensity distribution of the first-order
diffracted light diffracted by the two-dimensional diffractive grating overlaps the light intensity distribution of the zero-order
diffracted light diffracted by the two-dimensional diffractive grating at the image plane

wherein the two-dimensional diffractive grating includes a first portion and second portions arranged periodically in the
first portion,

wherein the second portions are arranged with a first period in a first direction, and
wherein the plurality of light emitting devices are arranged in the first direction with a second period that is an integer
times that of the first period.

US Pat. No. 9,268,118

ZOOM LENS AND IMAGE-PICKUP APPARATUS

CANON KABUSHIKI KAISHA, ...

1. A zoom lens comprising:
in order from an object side to an image side,
a first lens unit having a positive refractive power;
a second lens unit having a negative refractive power;
a third lens unit having a positive refractive power;
a fourth lens unit having a negative refractive power;
a fifth lens unit having a positive refractive power;
a sixth lens unit having a negative refractive power; and
a seventh lens unit having a positive refractive power,
wherein distances between adjacent lens units change during zooming so that a distance between the fourth lens unit and the
fifth lens unit at a telephoto end is shorter than the distance between the fourth lens unit and the fifth lens unit at a
wide angle end, and a distance between the fifth lens unit and the sixth lens unit at the telephoto end is longer than the
distance between the fifth lens unit and the sixth lens unit at the wide angle end, and

wherein the fourth lens unit moves during focusing.

US Pat. No. 9,253,409

IMAGING PROCESSING SYSTEM AND METHOD AND MANAGEMENT APPARATUS

CANON KABUSHIKI KAISHA, ...

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

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

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

US Pat. No. 9,237,266

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

Canon Kabushiki Kaisha, ...

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

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

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

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

US Pat. No. 9,233,395

CONTROL APPARATUS AND METHOD FOR ELECTROMECHANICAL TRANSDUCER DEVICE, AND MEASUREMENT SYSTEM

CANON KABUSHIKI KAISHA, ...

1. A control apparatus that controls an electromechanical transducer device having an element that includes a first electrode
and a second electrode arranged with a gap therebetween, and that outputs a current from the first electrode due to receiving
an acoustic wave generated by light with which an inspection object is irradiated in a state where a DC voltage is applied
to the second electrode, the control apparatus comprising:
a conversion unit configured to convert the current output from the first electrode to a voltage;
a DC voltage applying unit configured to apply a DC voltage to the second electrode; and
a generation unit configured to generate a control signal which makes at least one of the DC voltage and a conversion ratio
for converting the current to the voltage be changed, on the basis of elapsed time information about an elapsed time from
a point in time at which the inspection object was irradiated with the light.

US Pat. No. 9,237,281

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

CANON KABUSHIKI KAISHA, ...

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

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

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

US Pat. No. 9,233,809

IMAGE FORMING APPARATUS

CANON KABUSHIKI KAISHA, ...

1. An image forming apparatus, comprising:
a container configured to store sheets;
an opening/closing detection unit configured to detect opening/closing of the container;
a first roller configured to convey the sheets stored in the container along a conveying path;
a second roller, which is disposed downstream of the first roller in the conveying path, configured to convey the sheets;
a first motor configured to drive the first roller;
a second motor configured to drive the second roller;
a control unit configured to control driving of the first motor and the second motor;
a load angle detection unit configured to detect a load angle of the first motor,
a determining unit configured to set a current value for the first motor for conveying an n-th sheet material, where n is
a natural number greater than or equal to 1, to a predetermined current value, and determine, in accordance with the load
angle of the first motor detected by the load angle detection unit in conveyance of the n-th sheet material, a first current
value for the first motor for conveying sheet materials following the n-th sheet material and a second current value for the
second motor for conveying the n-th sheet material and subsequent sheet materials; and

a storing unit configured to store the first and second current values determined by the determining unit;
wherein,
when the opening/closing detection unit detects opening of the container, the determining unit performs determination of the
first and second current values, and

when the determining unit does not perform the determination, the control unit controls driving of the first motor and the
second motor based on the first and second current values stored in the storing unit.

US Pat. No. 9,213,259

DEVELOPING DEVICE AND IMAGE FORMING APPARATUS

CANON KABUSHIKI KAISHA, ...

1. A developing device, comprising:
a developer bearing member which bears a two-component developer including a toner and carrier;
a magnet member disposed inside the developer bearing member, the magnet member making the developer bearing member bear the
two-component developer on the developer bearing member by magnetic force; and

a developer regulating member which regulates a layer thickness of the developer borne on the developer bearing member, the
developer regulating member being made of magnetic material, the developer regulating member being fixed at both end portions
in a longitudinal direction,

wherein grooves are formed on a surface of the developer bearing member, and a developer conveying force of the grooves at
a central portion of the developer bearing member in the longitudinal direction is larger than a developer conveying force
of the grooves at an end portion of the developer bearing member in the longitudinal direction.

US Pat. No. 9,208,410

IMAGE PROCESSING APPARATUS, IMAGE PROCESSING APPARATUS CONTROL METHOD, AND STORAGE MEDIUM

CANON KABUSHIKI KAISHA, ...

9. A method for controlling an image processing apparatus that is capable of communicating with an information processing
apparatus by wireless communication, the method comprising:
directly communicating with the information processing apparatus by wireless communication without passing through an access
point;

providing a service in which image processing is executed in response to an image processing request transmitted from the
information processing apparatus in the wireless communication step; and

enabling a setting in the image processing apparatus and that is used for providing the service,
wherein, in the information processing apparatus, if there is no image processing apparatus that direct and wireless communication
is established, a selection screen which includes a key to display an image processing apparatus name and a key to directly
and wirelessly communicate with the image processing apparatus that corresponds to the image processing apparatus name is
displayed, and when direct and wireless communication is established, in the wireless communication step, between the image
processing apparatus and the information processing apparatus in response to pressing the key to directly and wirelessly communicate,
the setting that is used for providing the service in the enabling step is enabled if the setting is not enabled, and

wherein, if there is image processing apparatus that the direct and wireless communication is established, the selection screen
is displayed, which includes the key to display the image processing apparatus name and a symbol for explaining that the direct
and wireless communication is established between the image processing apparatus among the image processing apparatuses that
the names are displayed, and it is controlled not to enable the setting.

US Pat. No. 9,205,649

DISCHARGE ELEMENT SUBSTRATE, RECORDING HEAD, AND RECORDING APPARATUS

Canon Kabushiki Kaisha, ...

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

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

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

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

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

US Pat. No. 9,202,124

IMAGE INFORMATION ACQUIRING APPARATUS, IMAGE INFORMATION ACQUIRING METHOD AND IMAGE INFORMATION ACQUIRING PROGRAM

CANON KABUSHIKI KAISHA, ...

1. An object information acquiring apparatus, comprising:
a light source;
an acoustic wave detector having an array of elements, each element configured to generate an acoustic signal based on a received
photoacoustic wave induced by irradiation of an object with light from said light source;

a reconstructor configured to generate image data for a point of interest of the object from acoustic signals, from elements
symmetrically positioned with respect to each other relative to a point within an area of said array, while omitting from
generation of the image data an acoustic signal from an element that lies within said area but that has no symmetrically-positioned
element within said area, said point in said area being a point within said array where a line perpendicular to the array
and extending from said point of interest intersects said array; and

a position controller configured to move the position of said acoustic wave detector,
wherein said reconstructor is further configured to generate the image data for the point of interest using acoustic signals
from elements in a virtual reception area comprising elements of said acoustic wave detector at different positions, and

wherein said reconstructor is further configured to generate the image data using acoustic signals from symmetrically positioned
elements within said virtual reception area with respect to a point where a line perpendicular to said array and extending
from said point of interest intersects said virtual reception area, and

wherein said position controller is configured to move said acoustic wave detector in such a manner that a part of said array
at a position to which said acoustic wave detector is moved overlaps with a part of said array at another position of said
acoustic wave detector, and

in a case where an element used for generation of the image data for the point of interest is included in an overlapping portion
of said array, an average of acoustic signals based on the photoacoustic waves detected by the elements at said overlapping
portion is determined as an acoustic signal of said element used for generating the image data for the point of interest.

US Pat. No. 9,203,994

IMAGE FORMING APPARATUS

Canon Kabushiki Kaisha, ...

1. An image forming apparatus, comprising:
a sheet feeding portion configured to feed a sheet to a sheet conveying path;
an image forming portion configured to form an image on the sheet which is guided along the sheet conveying path;
a sheet discharging portion configured to discharge the sheet on which the image has been formed by the image forming portion;
a sheet re-conveying path configured to guide again, to the sheet conveying path, the sheet on which the image has been formed
by the image forming portion;

an original stacking portion provided above the image forming portion and on which an original is stacked;
an original feeding portion configured to feed the original stacked on the original stacking portion;
an original feeding path configured to guide, to the sheet re-conveying path, the original which has been fed by the original
feeding portion;

an image reading portion configured to read an image of the original which has been fed by the original feeding portion;
a discharged original stacking portion provided above the image forming portion and on which the original is discharged;
an original discharging portion configured to discharge the original which has been read by the image reading portion to the
discharged original stacking portion;

an original discharging path configured to guide, to the original discharging portion, the original which has been guided
along the sheet re-conveying path; and

an original conveying portion configured to convey the original which has been fed by the original feeding portion toward
the original discharging portion.

US Pat. No. 9,185,271

IMAGING DEVICE DETECTING MOTION VECTOR

Canon Kabushiki Kaisha, ...

1. An imaging apparatus comprising:
an imaging unit that generates image data corresponding to an image captured through a lens unit;
a processing unit that processes the image data and reference image data using aberration characteristic information indicating
an aberration characteristic of the lens unit;

a first detecting unit that uses the processed image data and the processed reference image data to detect a first motion
vector;

a modification unit that modifies the detected first motion vector using the aberration characteristic information to generate
a second motion vector different from the first motion vector;

a second detecting unit that uses the second motion vector, the image data, and the reference image data to detect a third
motion vector; and

an encoding unit that encodes the image data using the detected third motion vector instead of the first motion vector and
the second motion vector.

US Pat. No. 9,170,539

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

CANON KABUSHIKI KAISHA, ...

1. An image forming apparatus configured to operate in a first power state and a second power state in which power consumption
is smaller than power consumption in the first power state, the image forming apparatus comprising:
a detection unit configured to detect an object present around the image forming apparatus; and
a power-supply control unit configured to shift the state of the image forming apparatus from the second power state to the
first power state, when the detection unit detects an object present around the image forming apparatus,

wherein,
in a case where an operation unit configured to receive a user operation is operated by a user after the power-supply control
unit shifts the state of the image forming apparatus from the second power state to the first power state, the power-supply
control unit shifts the state of the image forming apparatus from the first power state to the second power state after a
lapse of a predetermined time, and in a case where the operation unit is not operated by the user after the power-supply control
unit shifts the state of the image forming apparatus from the second power state to the first power state, the power-supply
control unit shifts the state of the image forming apparatus from the first power state to the second power state before a
lapse of the predetermined time.

US Pat. No. 9,167,216

IMAGE PROCESSING APPARATUS, IMAGE CAPTURE APPARATUS AND IMAGE PROCESSING METHOD

CANON KABUSHIKI KAISHA, ...

1. An image processing apparatus for correcting for degradation in image quality due to aberrations of an optical imaging
system of an image capture apparatus in an image captured by the image capture apparatus, comprising:
a first chromatic difference of magnification correction unit configured to perform correction of a chromatic difference of
magnification of the optical imaging system for the image;

a first obtaining unit configured to obtain a first value related to coloring of the image in which the chromatic difference
of magnification has been corrected;

an image recovery processing unit for applying, to the image in which the chromatic difference of magnification has been corrected,
an image recovery filter based on a point spread function of the optical imaging system;

a second obtaining unit configured to obtain a second value related to coloring of the image to which the image recovery filter
has been applied; and

a pixel value correction unit configured to correct a pixel value of the image which has been applied with the image recovery
filter according to a difference between the first and second values obtained by said first obtaining unit and said second
obtaining unit; and

wherein the first chromatic difference of magnification correction unit, the first obtaining unit, the image recovery processing
unit, the second obtaining unit and the pixel value correction unit are implemented by one of hardware and a processor that
executes software or a combination of hardware and a processor that executes software.

US Pat. No. 9,162,507

PRINTING APPARATUS

Canon Kabushiki Kaisha, ...

1. A printing apparatus comprising:
a print head which ejects ink;
a first storage tank which stores ink;
a second storage tank which stores ink supplied from the first storage tank and to be supplied to the print head;
a supply path which forms a portion of an ink circulation path configured to circulate ink among the first storage tank, the
second storage tank and the print head, the supply path connecting the first storage tank and the print head via the second
storage tank;

a collecting path which forms a portion of the ink circulation path and connects the print head and the first storage tank;
a first pump which is provided in the collecting path between the print head and the first storage tank, wherein the first
pump is a sole flow control element in the collecting path, causes ink stored in the second storage tank to be supplied to
the print head and causes ink to be directly supplied from the print head to the first storage tank;

a second pump which is provided in the supply path between the first storage tank and the second storage tank, wherein the
second pump is a sole flow control element in the supply path and causes ink to be directly supplied from the first storage
tank to the second storage tank;

a detecting unit which detects an amount of ink stored in the second storage tank; and
a control unit which controls driving of the first pump and the second pump,
wherein the control unit is configured to drive the first pump at a constant speed when the print head performs a printing
operation, increase a driving speed of the second pump, if the detecting unit detects that the amount of ink is lower than
a first threshold value, and reduce the driving speed of the second pump, if the detecting unit detects that the amount of
ink is higher than a second threshold value greater than the first threshold value.

US Pat. No. 9,160,913

IMAGE MATCHING SYSTEM, PROVIDING APPARATUS, IMAGING APPARATUS, IMAGE MATCHING METHOD, AND PROGRAM

Canon Kabushiki Kaisha, ...

1. An image matching system comprising:
an external storage apparatus and an imaging apparatus connected to the external storage apparatus via a network, wherein
the external storage apparatus comprises:
a first storage unit configured to store a plurality of pieces of feature information to specify respective objects and to
store time information indicating time at which each piece of the feature information is sent to the imaging apparatus;

a selection unit configured to select, from the plurality of pieces of feature information stored in the first storage unit,
a piece of feature information corresponding to current time measured by a timing unit, based on the time information stored
in the first storage unit; and

a first sending unit configured to send, to the imaging apparatus, the selected piece of feature information corresponding
to current time measured by the timing unit; and

wherein the imaging apparatus comprises:
a second storage unit configured to store one or more pieces of feature information;
a specifying unit configured to specify whether one or more objects corresponding to the one or more pieces of feature information
stored in the second storage unit exist in an image captured by the imaging apparatus;

a receiving unit configured to receive, from the external storage apparatus, the piece of feature information selected by
the selecting unit; and

an updating unit configured to update the one or more pieces of feature information stored in the second storage unit with
the piece of feature information received from the external storage apparatus, the received piece of feature information corresponding
to the current time.

US Pat. No. 9,160,918

FOCUS CONTROL APPARATUS AND METHOD FOR PERFORMING FOCUS CONTROL BY PHASE DIFFERENCE DETECTION, AND IMAGE CAPTURING APPARATUS

CANON KABUSHIKI KAISHA, ...

1. A focus detection apparatus comprising:
an image sensor comprising a plurality of pixels configured to receive a plurality of beams having passed through different
exit pupil regions of an imaging optical system and output a pair of image signals corresponding to the different exit pupil
regions;

a calculation circuit configured to obtain, from a fast Fourier transform of the pair of image signals, a spatial frequency
at which a phase difference between a pair of images is minimized, and obtain an image shift amount between the pair of image
signals from the spatial frequency; and

a focus lens driving unit configured to perform focus control by a phase difference detection method based on the image shift
amount obtained by said calculation unit.

US Pat. No. 9,158,261

IMAGE FORMING SYSTEM

Canon Kabushiki Kaisha, ...

1. An image forming system, comprising:
an image forming portion which forms a toner image on a sheet based on image data;
a sheet stacking portion on which a plurality of sheets, on which the toner image is formed, is stacked;
a sheet conveying portion which conveys an image formed sheet to the sheet stacking portion;
a binding portion which includes a pair of members, each having concave and convex portions, and which binds the plurality
of sheets stacked on the sheet stacking portion by nipping the plurality of sheets between the pair of members; and

a correction portion which corrects the image data so that a ratio of a region of a sheet surface covered with toner within
a binding region of the sheet, in which region the pair of members binds the plurality of sheets, is equal to or smaller than
a predetermined value.

US Pat. No. 9,160,878

SERVER APPARATUS THAT ENABLES EASY USE OF IMAGE INPUT APPARATUS, INFORMATION PROCESSING APPARATUS, METHODS OF CONTROLLING THE APPARATUSES, CONTROL PROGRAM, AND STORAGE MEDIUM

CANON KABUSHIKI KAISHA, ...

1. A server apparatus that is capable of communicating with an information processing apparatus, comprising:
at least one non-transitory memory device;
at least one processor;
a list providing unit configured to create a list of image input apparatuses according to search results received from the
information processing apparatus, and provide the list to the information processing apparatus;

a script providing unit configured to provide script information including information for use in configuring settings of
an operation of an image input apparatus selected on the information processing apparatus from the list provided by the list
providing unit, to the information processing apparatus;

a receiving unit configured to receive operation settings set through a setting screen displayed by the information processing
apparatus based on the script information provided by the script providing unit;

a setting information-transmitting unit configured to transmit a job message, to the information processing apparatus, for
use in causing the image input apparatus to operate according to the operation settings received by the receiving unit, in
order to cause the information processing apparatus to transfer the job message to the image input apparatus; and

a storage unit configured to acquire image data input by the operation of the image input apparatus according to the job message,
and store the acquired image data, the acquired image data having been acquired via the information processing apparatus,

wherein the list providing unit, the script providing unit, the receiving unit, the setting information-transmitting unit,
and the storage unit are implemented at least in part by the at least one processor executing a program recorded on the at
least one non-transitory memory device.

US Pat. No. 9,160,621

NETWORK SYSTEM, SERVER, INFORMATION PROCESSING APPARATUS, LOG REGISTRATION METHOD, AND PROGRAM

Canon Kabushiki Kaisha, ...

1. A network system comprising:
a client; and
a server provided with a storage unit and constituted of a server computer group including one or more server computers communicable
to the client, wherein the server includes:

a notification unit configured to notify, when an acceptance of a request for a reservation of registration of a job log that
is transmitted from the client has failed, the client of the failure of the acceptance of the request for the reservation,

one or a plurality of first acceptance units configured to return, to the client and according to a success of an acceptance
of a request for a reservation of registration of a job log that is transmitted from the client, identification information
of a job log registered last with the storage unit from a plurality of job logs that has been accepted from the client,

one or a plurality of second acceptance units configured to accept a request for registration of a job log that is transmitted
from the client, to temporarily store the job log in a job log storing storage, and to register execution command data for
processing the request for the registration with a registration command storage, and

one or a plurality of registration processing units configured to acquire the execution command data from the registration
command storage and to register the job log stored in the job log storing storage with the storage unit based on the execution
command data, wherein the registration of the job log with the storage unit is performed asynchronously with the registration
of the execution command data with the registration command storage,

wherein the one or the plurality of first acceptance units is configured to return, to the client, the identification information
so that a job log for which a recovery of registration processing of the one or the plurality of registration processing units
is necessary is retransmitted from the client, and

wherein the client includes:
a storing unit configured to store a job log,
a first transmission unit configured to transmit, to the server, a request for a reservation of registration of the job log
stored in the storing unit,

a selection unit configured to select a job log to be requested to be registered from the job log stored in the storing unit
based on job log identification information returned in response to the success of the request for the reservation of the
registration, and

a second transmission unit configured to transmit a request for registration and the job log selected by the selection unit
to the server,

wherein the first transmission unit is configured to transmit, to the server, the request for the reservation of the registration
again when a notification of the failure of the acceptance of the request for the reservation of the registration is received
from the server.

US Pat. No. 9,141,060

IMAGE FORMING APPARATUS

Canon Kabushiki Kaisha, ...

1. An image forming apparatus comprising:
a conveying unit configured to convey a sheet;
an image forming unit configured to form a measurement image on a sheet along a main scanning direction orthogonal to a sheet
conveying direction of the conveying unit;

a fixing unit configured to fix the measurement image formed by the image forming unit onto the sheet by heating;
a measuring unit configured to irradiate light to the measurement image on the sheet having passed through the fixing unit,
measuring reflected light from the measurement image, and outputting a measured value;

a discharging unit configured to discharge a sheet measured by the measuring unit;
a feeding unit configured to rotate the direction of a sheet discharged by the discharging unit once such that the measurement
image formed along the main scanning direction is along the sheet conveying direction;

a first calculation unit configured to cause the measuring unit to output a measured value at a predetermined point of measurement
on the measurement image after the sheet passes through the fixing unit, cause the feeding unit to feed the sheet, causing
the sheet to pass through the fixing unit again, cause the measuring unit to output measured values at a plurality of points
of measurement including the measured value at the point of measurement, and calculate a first correction coefficient from
a first measured value and a second measured value at the point of measurement;

a correction unit configured to correct the measured values at the plurality of points of measurement by using the first correction
coefficient calculated by the first calculation unit; and

a second calculation unit configured to calculate a second correction coefficient for correcting an unevenness in the main
scanning direction on basis of the measured value at the plurality of points of measurement corrected by the correction unit.

US Pat. No. 9,143,645

IMAGE PROCESSING APPARATUS FOR REMOTELY MANAGING A POWER SOURCE, METHOD FOR CONTROLLING THE SAME, AND A STORAGE MEDIUM

CANON KABUSHIKI KAISHA, ...

1. A data processing apparatus which has a power off state and a power saving state, the apparatus comprising:
a power switch constructed to receive a power off instruction to turn off the data processing apparatus, from a user;
a receiving unit constructed to receive a power off instruction to turn off the data processing apparatus, from an external
apparatus;

a setting unit constructed to set information indicating a state to which the data processing apparatus is to be shifted when
the power off instruction is received from the user via the power switch; and

a control unit constructed to shift the data processing apparatus to the power saving state in a case where the power off
instruction is received from the user via the power switch and the information set by the setting unit indicates the power
saving state, to shift the data processing apparatus to the power off state in a case where the power off instruction is received
from the user via the power switch and the information set by the setting unit indicates the power off state, and to shift
the data processing apparatus to the power off state in a case where the power off instruction is received from the external
apparatus via the receiving unit.

US Pat. No. 9,143,646

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

Canon Kabushiki Kaisha, ...

1. An image forming apparatus comprising:
a setting unit configured to set a prohibition timer that prohibits shutdown when the image forming apparatus returns from
a power saving state; and

a control unit configured, when a shutdown time set in advance has passed, to control the shutdown of the image forming apparatus
to be delayed until a time of the prohibition timer set by the setting unit is up, and to control, in a case where the shutdown
of the image forming apparatus is delayed, the shutdown of the image forming apparatus to be performed in response to the
time of the prohibition timer being up.

US Pat. No. 9,134,679

DRUM SUPPORTING MECHANISM, PROCESS CARTRIDGE, AND ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS

Canon Kabushiki Kaisha, ...

1. A supporting mechanism supporting an electrophotographic photosensitive drum having a photosensitive layer formed through
a dip-coating on a peripheral surface of a cylindrical member, said supporting mechanism comprising:
a bearing member supporting one end side of the electrophotographic photosensitive drum, wherein said one end side is a side
that took a lower position in the dip-coating,

wherein said bearing member supports the electrophotographic photosensitive drum by contacting a position of the photosensitive
layer that is away from an end portion of the photosensitive layer toward an axially central portion of the electrophotographic
photosensitive drum, and

wherein the photosensitive layer slides on said bearing member when the electrophotographic photosensitive drum rotates.

US Pat. No. 9,113,820

IMAGING APPARATUS AND CONTROL METHOD THEREFOR

Canon Kabushiki Kaisha, ...

1. An imaging apparatus for imaging an object to be inspected based on return light from a first area in the object to be
inspected, which first area is irradiated with first light, the imaging apparatus comprising:
a first light source for emitting the first light for irradiating the object to be inspected in the first area and a second
area, the second area being narrower than the first area in the object to be inspected;

a first scanning unit for scanning the first light in the first area and the second area;
a second light source, differing from the first light source, for emitting second light for irradiating the object in the
second area; and

a control unit for restricting, when the object to be inspected is irradiated with the first light and the second light simultaneously,
the irradiation with the first light in the second area, which is irradiated with the second light during scanning the first
light in the first area and the second area.

US Pat. No. 9,114,614

LIQUID EJECTION HEAD

Canon Kabushiki Kaisha, ...

1. A liquid ejection head equipped with an element substrate, the element substrate comprising:
a substrate body having a plurality of energy generating elements for generating energy to be used to eject liquid; and
a nozzle plate provided on the substrate body, the nozzle plate having a plurality of ejection ports arranged at positions
corresponding to the respective energy generating elements, the ejection ports being arranged to form a plurality of ejection
port rows each extending in a first direction, the rows being arranged side by side and spaced in a second direction, the
first direction intersecting the second direction,

wherein a plurality of hollow sections, which are independent of each other, are formed in the nozzle plate to form a hollow
section row extending in the first direction such that the hollow section row is formed at least between one of the opposite
edges of the nozzle plate as viewed in the second direction and the ejection port row arranged close to the same edge, and

wherein, of the plurality of hollow sections included in the hollow section row whose length corresponds to the length of
the ejection port rows, the dimension in the second direction of each of the hollow sections at a middle part of the hollow
section row with respect to the first direction is greater than the dimension in the second direction of each of the hollow
sections at end parts of the hollow section row with respect to the first direction.

US Pat. No. 9,111,826

IMAGE PICKUP DEVICE, IMAGE PICKUP MODULE, AND CAMERA

Canon Kabushiki Kaisha, ...

1. An image pickup device comprising:
a transparent member;
an image pickup element chip including a photodiode; and
a fixing member that is arranged around the image pickup element chip, a space being surrounded by the transparent member,
the image pickup element chip, and the fixing member,

wherein the image pickup element chip includes a semiconductor substrate, and the semiconductor substrate includes a penetrating
electrode that penetrates through a first main face of the semiconductor substrate on a side of the transparent member and
a second main face of the semiconductor substrate opposite the first main face, and wherein in an orthogonal projection that
is orthogonal with respect to the transparent member, the penetrating electrode is arranged in a fixing area corresponding
to the fixing member, and a boundary with an area in which the thickness of the semiconductor substrate is smaller than the
thickness of the semiconductor substrate in a first area corresponding to the space is arranged within the fixing area;

wherein: in the orthogonal projection that is orthogonal with respect to the transparent member, part of the fixing area is
defined as a second area, and an area in which the penetrating electrode is arranged is defined as a third area; and the thickness
of the semiconductor substrate in the second area is smaller than or equal to the thickness of the semiconductor substrate
in the first area and greater than the thickness of the semiconductor substrate in the third area; and

wherein the relationship between the thickness T1 of the silicon substrate in the first area and the thickness T2 of the silicon substrate in the second area and the longitudinal width W1 of the space satisfies expression (1):

T1, T2>0.009W 11.33  (1).

US Pat. No. 9,110,760

IMAGE FORMING APPARATUS, CONTROL METHOD FOR IMAGE FORMING APPARATUS, AND STORAGE MEDIUM

Canon Kabushiki Kaisha, ...

1. An image forming apparatus capable of performing print processing, comprising:
an update unit configured to update firmware of the image forming apparatus;
an acquiring unit configured to acquire content information from an external apparatus on a network before the update unit
updates the firmware of the image forming apparatus, the content information being used by the image forming apparatus to
identify a content of correction to be executed by updating the firmware of the image forming apparatus; and

a determination unit configured to determine based on the content information acquired by the acquiring unit whether to update
the firmware of the image forming apparatus,

wherein the determination unit determines not to update the firmware of the image forming apparatus if the content of correction
identified from the content information is correction of a problem with an option unit not connected to the image forming
apparatus.

US Pat. No. 9,113,060

IMAGE DISPLAY DEVICE WITH OPERATION UNIT EXCELLENT IN OPERABILITY AND IMAGE PICKUP APPARATUS HAVING THE SAME

CANON KABUSHIKI KAISHA, ...

1. An image display device comprising:
a mounting unit configured to be detachably mounted to an image pickup apparatus main unit;
a signal cable configured to be connected to the image pickup apparatus main unit;
an image display unit configured to display an image captured by the image pickup apparatus main unit;
an operation unit having an operation face on which an operation member is disposed;
a hinge mechanism configured to couple the image display unit to the operation unit such that the image display unit can be
rotated relative to the operation unit; and

a rotary mechanism configured to couple the operation unit to the mounting unit such that the operation unit can be rotated
relative to the mounting unit about a rotation axis perpendicular to the operation face of the operation unit,

wherein in a case where the operation unit is rotated relative to the mounting unit, the image display unit and the hinge
mechanism are rotated together with the operation unit.

US Pat. No. 9,111,571

IMAGE PROCESSING APPARATUS, IMAGE PROCESSING METHOD, AND PROGRAM

Canon Kabushiki Kaisha, ...

1. An image processing apparatus comprising:
a processing unit configured to edit moving image data in scene units,
wherein the scene includes a plurality of moving image files each including moving image data and identification information
relating to continuity between the moving image file and another moving image file,

wherein the processing unit performs an editing process for deleting a portion of the moving image data from a head of one
scene,

wherein a portion of the moving image data, which is included in a predetermined moving image file among the plurality of
moving image files of the one scene, is deleted in accordance with the editing process for deleting the portion of the moving
image data from the head of the one scene; and

a control unit configured to change, in accordance with the editing process for deleting the portion of the moving image data
from the head of the one scene, the identification information of the predetermined moving image file of the one scene such
that it is discriminated that there is no moving image file which has continuity forwardly with the predetermined moving image
file.

US Pat. No. 9,106,898

IMAGE CAPTURING APPARATUS, CONTROL METHOD THEREOF AND RECORDING MEDIUM

Canon Kabushiki Kaisha, ...

1. An image capturing apparatus comprising:
at least one image sensor configured to receive light beams split after passing through an aperture and output a plurality
of stereopsis images; and

at least one processor or one circuit; and
a memory which is coupled to said at least one processor or one circuit and stores an instruction which cause said at least
one processor or one circuit to perform,

when an object brightness falls within a predetermined range and said at least one image sensor performs image capturing in
which the plurality of stereopsis images are output, an operation in which an opening of the aperture is controlled to be
closer to full-open side, compared to when said at least one image sensor performs image capturing in which the plurality
of stereopsis images are not output at the same exposure.

US Pat. No. 9,104,163

IMAGE FORMING APPARATUS AND POST-PROCESSING APPARATUS

Canon Kabushiki Kaisha, ...

1. An image forming apparatus, comprising:
an image forming section configured to form an image on a sheet based on an image forming job;
a conveying mechanism configured to convey the sheet to a post-processing apparatus configured to perform a binding process
for the sheet on which the image is formed;

an operation section configured to receive an input of information on a number of copies to be processed in a case where image
formation for a plurality of copies are performed in one image forming job, the information serving to identify a first number
of copies being a number of the sheet bundles to be subjected to a first binding process by using a binding fastener in the
post-processing apparatus and a second number of copies being a number of the sheet bundles to be subjected to a second binding
process different from the first binding process without use of the binding fastener; and

a control section configured to cause the post-processing apparatus to perform the first binding process for the first number
of copies and the second binding process for the second number of copies based on the information on the number of copies
to be processed which is received by the operation section,

wherein the operation section receives an input relating to a ratio between the first number of copies and the second number
of copies and an input of a total number of copies to be printed within the one image forming job.

US Pat. No. 9,098,005

IMAGE FORMING APPARATUS

Canon Kabushiki Kaisha, ...

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

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

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

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

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

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

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

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

US Pat. No. 9,100,625

IMAGE PROCESSING APPARATUS, METHOD, AND PROGRAM PRODUCT FOR CORRECTING REPRODUCTION CHARACTERISTICS BASED ON DIFFERENCES BETWEEN FIRST AND SECOND FORMED CHARTS AND TARGET VALUES

Canon Kabushiki Kaisha, ...

1. An image processing apparatus comprising:
a first determination unit configured to determine whether a difference between a result of measuring a first chart formed
by an image forming unit and a target value is larger than a first preset threshold value; and

a control unit configured to, based on a result of determination by the determination unit, control execution of correction
of reproduction characteristics of an image formed by the image forming unit by using a result of measuring a second chart
formed by the image forming unit and the target value.

US Pat. No. 9,090,061

PIEZOELECTRIC ELEMENT DRIVE METHOD AND LIQUID EJECTING DEVICE

CANON KABUSHIKI KAISHA, ...

1. A piezoelectric element drive method of applying drive voltage waveforms to a plurality of piezoelectric elements to deform
the piezoelectric elements, the method comprising:
a step of applying pre-drive voltages to the piezoelectric elements prior to applying said drive voltage waveforms; and
a step of applying the drive voltage waveforms to the piezoelectric elements using a drive circuit so as to drive the piezoelectric
elements, wherein

the pre-drive voltage of a piezoelectric element has a higher voltage than a highest voltage of the drive voltage waveform,
and

said drive circuit comprises (i) a first power supply section that outputs the drive voltage waveform, (ii) a switch circuit
that selectively applies the drive voltage waveform output from the first power supply section to first electrodes of the
plurality of piezoelectric elements, and (iii) a second power supply section that applies a voltage to respective second electrodes
of the plurality of piezoelectric elements and outputs a bias voltage after the output of the pre-drive voltage.

US Pat. No. 9,086,868

HUB DEVICE AND SYSTEM USING THE SAME

Canon Kabushiki Kaisha, ...

1. A hub device for communicating with a USB host controller and a USB device to transmit and receive data through USB, comprising:
a USB hub IC including a plurality of downstream ports;
a voltage converter that converts a source voltage supplied to the hub device into a source voltage to be supplied to a plurality
of USB devices connected to the plurality of downstream ports; and

a plurality of switch units that interrupt the source voltage supplied by the voltage converter to the plurality of USB devices,
and output an overcurrent detection signal when overcurrent flows into the plurality of USB devices, wherein

the USB hub IC comprises a plurality of overcurrent detection terminals into which the overcurrent detection signal from the
plurality of switch units is input, and a signal notifying an abnormal condition of the voltage converter that causes the
plurality of overcurrent detection terminals of the USB hub IC to be in an overcurrent detection condition, and wherein

in a condition where the source voltage from the voltage converter to the plurality of USB devices is continued, in an overcurrent
state in which overcurrent flows into at least one of the plurality of USB devices, a switch unit corresponding to the one
of the plurality of USB devices in the plurality of switch units interrupts the source voltage supplied by the voltage converter
to the one of the plurality of USB devices, and the USB hub IC receives an overcurrent detection signal corresponding to the
one of the plurality of USB devices, and

in an abnormal state in which the source voltage supplied by the voltage converter to the plurality of USB devices is interrupted,
the USB hub IC receives plural overcurrent detection signals corresponding to the plurality of USB devices.

US Pat. No. 9,087,292

IMAGE PROCESSING APPARATUS, CONTROL METHOD, AND COMPUTER PROGRAM FOR DETECTING A FAILURE AND SHOWING A HANDLING PROCEDURE FOR ELIMINATING THE FAILURE

CANON KABUSHIKI KAISHA, ...

1. An image processing apparatus capable of communicating with a video distribution apparatus, the apparatus comprising:
a detection unit configured to detect a failure that has occurred;
a first determination unit configured to determine whether or not a location at which the failure has been detected is in
a peripheral device attached to a body of the image processing apparatus;

a receiving unit configured to receive video data that shows a procedure of processing for eliminating the failure that has
occurred in the peripheral device from the video distribution apparatus and to store the video data in a storage unit when
the first determination unit determines that the location at which the failure has been detected is in the peripheral device
attached to the body of the image processing apparatus; and

a display unit configured to reproduce and display the video data stored in the storage unit on a screen.

US Pat. No. 9,088,857

AUDIO APPARATUS, CONTROL METHOD FOR THE AUDIO APPARATUS, AND STORAGE MEDIUM FOR DETERMINING SUDDEN NOISE

Canon Kabushiki Kaisha, ...

1. An audio apparatus comprising:
a sound generation unit configured to generate, as a sound generation signal, a measuring signal including a plurality of
repeated signal periods;

a sound collection unit configured to obtain a sound collection signal by collecting the sound generation signal having been
emitted as sound waves in an acoustic space;

a detection unit configured to detect a level difference between the sound collection signal and background noise;
a characteristic calculation unit configured to extract a respective period signal from each signal period of the measuring
signal from the sound collection signal and to calculate a characteristic of an acoustic space based on an average of the
extracted period signals and the measuring signal;

a feature amount calculation unit configured to calculate a feature amount representative of sudden noise for each period
based on each of the period signals; and

a determination unit configured to compare feature amounts of the periods and to remove, from periods to be used for averaging
the period signals, a period or periods whose feature amounts are not within a range between a threshold value and a minimum
value of the feature amounts as a reference,

wherein the threshold value in the determination unit is determined according to the level difference detected by the detection
unit.

US Pat. No. 9,086,833

SYSTEM THAT OUTPUTS STATUS INFORMATION REPRESENTING A STATUS OF A DEVICE

CANON KABUSHIKI KAISHA, ...

1. A system comprising:
an acquisition unit configured to acquire, from a device which performs predetermined processing, status information representing
a status of the device;

a storage control unit configured to store in a memory the status information acquired by the acquisition unit; and
an outputting unit configured to output the status information in response to an input of a request to output the status information
of the device, wherein

the acquisition unit does not newly acquire status information from the device until a first time elapses, and
the outputting unit outputs the status information stored in the memory before the input of the request when the request is
input before an elapse of the first time from a time corresponding to acquisition of the status information stored in the
memory by the storage control unit, in accordance with the request, and

the acquisition unit newly acquires status information from the device, and
the outputting unit outputs the status information stored in the memory before the input of the request when the request is
input after the elapse of the first time, in accordance with the request.

US Pat. No. 9,076,103

DEVICE MANAGEMENT SYSTEM WHICH COOPERATES WITH A POWER MANAGMENT SYSTEM FOR MANAGING POWER CONSUMPTION CONSUMED BY A PLURALITY OF ELECTRONIC DEVICES, CONTROL METHOD FOR DEVICE MANAGEMENT SYSTEM, AND STORAGE MEDIUM

Canon Kabushiki Kaisha, ...

5. A control method in a device management system that communicates through a network with a power management system that
associates identification information for identifying a configuration for power supply with a plurality of electronic devices
that includes at least one image forming apparatus to thereby manage power consumption consumed by the plurality of electronic
devices, the method comprising the steps of:
managing specific information for specifying each image forming apparatus of a plurality of image forming apparatuses that
is an object of management;

managing identification information corresponding to each image forming apparatus by association with the specific information
for specifying each image forming apparatus;

requesting information related to power consumption of each image forming apparatus from the power management system by use
of the managed identification information; and

managing the information related to power consumption acquired in the requesting step by association with the specific information
for specifying each image forming apparatus,

wherein the identification information that identifies the configuration of the power supply is identification information
read from an IC chip.

US Pat. No. 9,076,031

IMAGE CAPTURE APPARATUS, CONTROL METHOD OF IMAGE CAPTURE APPARATUS, AND RECORDING MEDIUM

CANON KABUSHIKI KAISHA, ...

1. An image capture apparatus comprising:
a memory that stores program instructions;
at least one processor that executes the instructions stored in the memory,wherein the instructions cause, when executed, the at least one processor to implement functions of a transmission unit, a
reception unit, storage unit, a matching unit, and a display unit:
the transmission unit for transmitting first feature data concerning a specified region included in an image captured by an
image sensor to an external apparatus;

the reception unit for receiving a matching result, from the external apparatus, between the first feature data and second
feature data concerning a sub object stored in the external apparatus associated with the other image capture apparatus;

the storage unit for storing third feature data concerning a main object in a predetermined storage area in advance;
the matching unit for matching the first feature data with the third feature data; and
the display unit for displaying identifiably, on a display device, a region where there is a sub object in the image based
on the matching result received by the reception unit and a region where there is a main object in the image based on the
matching result obtained by the matching unit.

US Pat. No. 9,075,352

IMAGE FORMING APPARATUS INCLUDING REMOVAL UNIT FOR REMOVING DEVELOPER

Canon Kabushiki Kaisha, ...

1. An image forming apparatus comprising:
an image forming unit configured to form a developer image on an image carrier using a developer;
a transfer unit configured to transfer the developer image formed on the image carrier to a recording material;
a removal unit configured to remove developer that was not transferred to the recording material and remains on the image
carrier; and

a control unit configured to, in order to supply developer to the removal unit, control the image forming unit such that a
supplying developer image that is not to be transferred to the recording material is formed on a region of the image carrier
that is between developer images that are to be transferred to the recording material,

wherein the control unit is further configured to control the image forming unit such that a length of the supplying developer
image in a sub-scanning direction is varied depends on a type of the recording material, on which the developer image is transferred
before or after the supplying developer image is transferred.

US Pat. No. 9,068,819

LAYERED OBJECT AND MEASURING APPARATUS AND METHOD

Canon Kabushiki Kaisha, ...

1. A measuring apparatus configured to identify a material and thickness of each of a plurality of layers included in a layered
body, based on a measurement result obtained by measuring a time domain waveform of an electromagnetic wave pulse from the
layered body, comprising:
a database configured to store data of a plurality of material candidates and a plurality of thickness candidates;
an input unit configured to input a search range of the data of the plurality of material candidates and the plurality of
thickness candidates stored in the database; and

a processing unit configured to reproduce a time domain waveform of an electromagnetic wave pulse from the layered body by
employing data of a plurality of material candidates and a plurality of thickness candidates within the search range, and
to compare this reproduced time domain waveform and the time domain waveform of the measurement result, thereby identifying
the material and thickness of each of the plurality of layers.

US Pat. No. 9,069,502

SYSTEM AND METHOD FOR CONTROLLING THE SETTINGS OF AN IMAGING FORMING APPARATUS

Canon Kabushiki Kaisha, ...

1. An image forming apparatus having a function of importing import data including a setting value for the image forming apparatus,
the image forming apparatus comprising:
a memory; and
a processing unit in communication with the memory, the processing unit configured to control:
a receiving unit configured to receive an import instruction to receive, via any one of a plurality of paths, the import data
including the setting value for the image forming apparatus and perform import processing on the import data;

an analysis unit configured to analyze the import data based on the import instruction;
a determination unit configured to determine, based on an import data receiving path via which the import data has been received
and the import data that has been analyzed by the analysis unit, whether the import data receiving path is affected by performing
import processing on the import data;

an output unit configured to output, when the determination unit determines that the import data receiving path is not affected,
an import result log representing a result of importing the import data via the import data receiving path after the import
data has been imported and, when the determination unit determines that the import data receiving path is affected, the output
unit outputs the import result log via an output path different from the import data receiving path; and

a display unit configured to display, when the determination unit determines that the import data receiving path is affected
and prior to performing import processing on the import data, a screen displaying a warning that the import data receiving
path is affected.

US Pat. No. 9,069,291

CARTRIDGE AND UNIT, FOR USE WITH AN IMAGE BEARING MEMBER, HAVING A SEAL MEMBER THAT SEALS A GAP BETWEEN A BLADE MEMBER AND A FRAME

Canon Kabushiki Kaisha, ...

1. A cartridge detachably mountable to a main assembly of an image forming apparatus, the cartridge comprising:
a rotatable member;
a blade member, including a rubber portion, contacted to said rotatable member, and a metal plate portion supported to said
blade member;

a frame, formed of a resin material, for supporting said blade member; and
a seal member, extending in a direction crossing an axial direction of said rotatable member, provided on said frame to be
contacted to a portion of said rubber portion and said metal plate portion, wherein said seal member is formed on said frame
by injection molding for sealing a gap between said blade member and said frame,

wherein said rotatable member is an image bearing member for forming an electrostatic latent image on its surface,
wherein said rubber portion has a corner portion formed as a stepped portion at a boundary between itself and said metal plate
portion and removes developer in contact with said surface of said image bearing member, and

wherein said seal member further includes a third contact portion contacted to said corner portion, constituting an inclined
surface for connecting a first contact portion and a second contact portion, which are different in height.

US Pat. No. 9,057,977

IMAGE FORMING APPARATUS AND IMAGE FORMING METHOD

CANON KABUSHIKI KAISHA, ...

1. An image forming apparatus comprising:
an image forming unit configured to form an image, the image forming unit comprising a charge unit configured to charge a
surface of a photosensitive member, an exposure unit configured to expose the charged surface of the photosensitive member
to form an electrostatic latent image, a developing unit configured to develop the electrostatic latent image using a toner,
and a supply unit configured to supply toner to the developing unit;

a prediction unit configured to predict a toner consumption amount;
an obtaining unit configured to obtain a time of toner agitation by the developing unit; and
a control unit configured to set a control condition for controlling the image forming unit, on the basis of the toner consumption
amount predicted by the prediction unit, the toner supply amount supplied by the supply unit, and the time of toner agitation
obtained by the obtaining unit.

US Pat. No. 9,057,869

POSITIVE-LEAD TYPE ZOOM LENS AND IMAGE PICKUP APPARATUS EQUIPPED WITH THE SAME

Canon Kabushiki Kaisha, ...

1. A zoom lens comprising, in order from an object side to an image side, a first lens unit having positive refractive power,
a second lens unit having negative refractive power, and a third lens unit having positive refractive power,
wherein at least the first lens unit, the second lens unit, and the third lens unit move during zooming from a wide-angle
end to a telephoto end, and

wherein the following conditions are satisfied:
0.01<|f2|/ft<0.057, and

1.90
where f2 denotes a focal length of the second lens unit, ft denotes a focal length of the entire zoom lens at the telephoto
end, and Nd2n denotes a refractive index of a lens having negative refractive power closest to the object side included in
the second lens unit.

US Pat. No. 9,055,252

IMAGE PROCESSING APPARATUS, IMAGE PROCESSING METHOD, AND PRINTER

CANON KABUSHIKI KAISHA, ...

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

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

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

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

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

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

US Pat. No. 9,052,640

DEVELOPER ACCOMMODATING UNIT, DEVELOPING DEVICE, PROCESS CARTRIDGE AND ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS

Canon Kabushiki Kaisha, ...

1. A developer accommodating unit comprising:
a developer accommodating member, provided with an opening for permitting discharge of developer, for accommodating the developer;
a sealing member including a connecting portion for being connected to said developer accommodating member so as to seal the
opening; and

an unsealing member for exposing the opening by moving said sealing member to peel said connecting portion from said developer
accommodating member in an unsealing direction,

wherein said connecting portion includes a first connecting portion and a second connecting portion with respect to a longitudinal
direction thereof crossing the unsealing direction, and

wherein, when said connecting portion is peeled from said developer accommodating member, said unsealing member sags so that
said first connecting portion is peeled before said second connecting portion.

US Pat. No. 9,049,587

COMMUNICATION APPARATUS, CONTROL METHOD THEREFOR, PROGRAM, AND STORAGE MEDIUM

CANON KABUSHIKI KAISHA, ...

1. A communication apparatus, comprising:
a providing unit configured to operate as a providing apparatus that provides communication parameters to a receiving communication
apparatus that receives the provided communication parameters;

a receiving unit configured to receive, from another communication apparatus configured to operate as a providing apparatus
that provides communication parameters to the receiving communication apparatus, a state notification message, which indicates
a start or end of a communication-parameters providing process performed by the another communication apparatus and is provided
by the another communication apparatus configured to operate as the providing apparatus; and

a control unit configured to store state notification information in a memory of the communication apparatus at the start
of the communication-parameters providing process performed by the another communication apparatus and to delete the state
notification information from the memory of the communication apparatus at the end of the communication-parameters providing
process performed by the another communication apparatus,

wherein the communication apparatus does not perform the communication-parameters providing process as a providing apparatus
in a case where the state notification information is stored in the memory.

US Pat. No. 10,542,166

IMAGE READING APPARATUS AND DOCUMENT SIZE DETECTING METHOD

Canon Kabushiki Kaisha, ...

1. An image reading apparatus, comprising:a document platen on which a document to be read is placed;
a reference member;
a document platen cover, which is openably and closably attached to the document platen;
a detector configured to detect an open state and a closed state of the document platen cover;
a reader configured to read the document on the document platen while moving a reading position to output an image signal;
an illuminator configured to illuminate the reading position;
a memory configured to store shading correction data;
an image processing portion configured to perform a shading correction on the image signal using the shading correction data; and
a controller, which is configured to:
perform an update processing in which the controller makes the reader read the reference member, performs a generation processing of generating shading correction data based on the image signal of the reference member output from the reader, and updates the shading correction data stored in the memory using the generated shading correction data, and
perform a size determination processing in which the controller moves the reading position to a first position based on that a detection result of the detector is in a first state, then moves the reading position from the first position to a second position while lighting up the illuminator based on that the detection result of the detector is in a second state, and determines a size of the document based on a result of the shading correction performed on the image signal output from the reader while the reading position is being moved from the first position to the second position,
wherein, when the document on the document platen is read, the controller performs the generation processing before the document is read, and the image processing portion performs the shading correction using the shading correction data generated before the document is read, and
wherein, when the size determination processing is performed, the image processing portion performs the shading correction using the shading correction data stored in the memory, and the update processing is not performed during a period from a time when the detection result falls into the first state to a time when the reading position becomes the second position.

US Pat. No. 10,512,111

ELECTRONIC APPARATUS AND CONTROL METHOD THEREOF

CANON KABUSHIKI KAISHA, ...

1. An electronic apparatus comprising:a communication unit configured to wirelessly communicate with an external apparatus present within a predetermined range; and
a control unit configured to control the electronic apparatus;
wherein, upon receiving a connection request from the external apparatus in response to an advertisement signal transmitted via the communication unit when the control unit is in a sleep state in which its power consumption is reduced, the control unit returns from the sleep state and determines whether or not the external apparatus, which has transmitted the connection request, has been connected to the electronic apparatus in the past, and if determining that the external apparatus, which has transmitted the connection request, has not been connected to the electronic apparatus in the past, the control unit transits to the sleep state.

US Pat. No. 10,474,097

IMAGE FORMING APPARATUS, ELECTRONIC STORAGE DEVICE, CARTRIDGE, AND METHOD OF CONTROLLING IMAGE FORMING APPARATUS

Canon Kabushiki Kaisha, ...

1. An image forming apparatus to which a cartridge including an electronic storage device can detachably be attached, comprising:at least one memory storing instructions; and
at least one processor that, upon executing instructions stored in the at least one memory, functions to
obtain control information used for image formation from a first area of the electronic storage device and obtain determination information used to determine correctness of the control information stored in the first area from a second area configured to store the determination information;
determine the correctness of the control information based on the control information and the determination information;
control image formation, if it is determined that the control information is correct, using the obtained control information, and
generate generated determination information based on the control information,
wherein the electronic storage device includes a third area configured to store identification information used to identify the cartridge,
the determination information is obtained from the second area based on the identification information obtained from the third area,
the generated determination information is generated based on the obtained control information, and
the correctness of the control information is determined based on comparison between the determination information based on the identification information and the generated determination information.

US Pat. No. 10,394,181

IMAGE FORMING APPARATUS FRAME

Canon Kabushiki Kaisha, ...

1. A method of manufacturing an image forming apparatus comprising a frame configured to support an image forming unit, the frame including (a) a first column member, (b) a second column member, and (c) a connecting unit configured to connect the first column member and the second column member, the connecting unit including (i) a first member including a welding surface that is disposed at a portion of the first member closer to one end of the connecting unit than a center of the connecting unit in a longitudinal direction of the connecting unit, (ii) a second member including a welding surface that is disposed at a portion of the second member closer to another end of the connecting unit than the center of the connecting unit in the longitudinal direction of the connecting unit, the method comprising:adjusting a length between the welding surface of the first member and the welding surface of the second member to a predetermined distance by relatively sliding the first member and the second member in the longitudinal direction;
fixing the first member and the second member after the length between the welding surface of the first member and the welding surface of the second member is adjusted in the step of adjusting the length;
welding the welding surface of the first member with the first column member; and
welding the welding surface of the second member with the second column member.

US Pat. No. 10,314,142

APPARATUS AND METHOD FOR DETECTING POSITION, EXPOSURE APPARATUS, AND METHOD FOR THE SAME

CANON KABUSHIKI KAISHA, ...

1. A position detecting apparatus that detects a position of a mark on an object, the apparatus comprising:a light receiving element configured to receive light from the mark and accumulate first signals and second signals from the mark;
a control unit configured to detect a position of the mark based on the light from the mark received by the light receiving element;
a light source configured to illuminate the mark; and
an adjusting unit configured to adjust an amount of light applied to the mark,
wherein the control unit obtains the amount of the light from the mark based on the accumulated first signals in a term overlapping with another term during which the accumulated second signals are transferred to the control unit,
wherein the control unit, in a case where the amount of the light from the mark is appropriate, detects the position of the mark based on the light from the mark received by the light receiving element and in a case where the amount of the light from the mark is inappropriate, adjusts the amount of light applied to the mark by controlling the adjusting unit.

US Pat. No. 10,310,395

ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER, ELECTROPHOTOGRAPHIC APPARATUS, AND PROCESS CARTRIDGE

CANON KABUSHIKI KAISHA, ...

1. An electrophotographic photosensitive member, comprising a support member bearing a photosensitive layer, said electrophotographic photosensitive member having a surface layer comprising a polymerization product of a hole transporting compound represented by Formula (1)
where Ar1 is a substituted or unsubstituted aryl group; Ar2 and Ar3 are independently a substituted or unsubstituted arylene group; Ar1 to Ar3 do not have a fluorine atom; substituents of the aryl group or arylene groups of Ar1 to Ar3 are selected from the group consisting of C1-6 alkyl, C1-6 alkoxy, and a monovalent group having a polymerizable functional group, and at least one of the aryl group or arylene groups of Ar1 to Ar3 has the monovalent group having the polymerizable functional group; Z1 is a monovalent group represented by Formula (2) or a monovalent group represented by Formula (3); Z2 is a hydrogen atom, a monovalent group represented by Formula (2), or a monovalent group represented by Formula (3); and when Z1 and Z2 are the monovalent groups represented by Formula (2), or when Z1 and Z2 are the monovalent groups represented by Formula (3), Z1 and Z2 may be the same or different from each other),

where * is a bonding position of the substituent bonded to Ar2 or Ar3; R21 and R22 are independently a hydrogen atom or C1-4 alkyl; p is 0 or 1; q is an integer of 1 to 4; r is 0 or 1; p, q, and r satisfy 2?p+q+r?4; R21 may be the same or different and R22 may be the same or different when q is 2 or more; Ar21 is an (s+1) valent group derived by removing (s+1) hydrogen atoms from substituted or unsubstituted arene; R23 is a fluorine atom, a C1 or C2 alkyl having a fluorine atom as a substituent, or a methoxy group having a fluorine atom as a substituent; s is the number of R23s directly bonded to Ar21 and is an integer of 1 to 5; and R23s may be the same or different when s is 2 or more,

where ** is a bonding position of the substituent bonded to Ar2 or Ar3; R31 and R32 are independently a hydrogen atom or C1-4 alkyl; t is an integer of 1 to 3; R31 may be the same or different and R32 may be the same or different when t is 2 or more; Ar31 is a (u+1) valent group derived by removing (u+1) hydrogen atoms from substituted or unsubstituted arene; R33 is a fluorine atom, C1-4 alkyl having a fluorine atom as a substituent, or C1-3 alkoxy having a fluorine atom as a substituent; u is the number of R33s directly bonded to Ar31 and is an integer of 1 to 5; and R33s may be the same or different when u is 2 or more.

US Pat. No. 10,306,761

PRINTED WIRING BOARD, PRINTED CIRCUIT BOARD, AND ELECTRONIC APPARATUS

CANON KABUSHIKI KAISHA, ...

1. A printed wiring board comprising:a plurality of inner layers including a ground layer and a power supply layer; and
a plurality of ground vias and a plurality of power supply vias each provided to penetrate at least the ground layer and the power supply layer in a thickness direction of the printed wiring board, a ground potential being applied to the plurality of ground vias at the ground layer, and a power supply potential being applied to the plurality of power supply vias at the power supply layer,
wherein, in a top view from a direction perpendicular to the printed wiring board, a distance between vias to which the same potential is applied is longer than a distance between vias to which different potentials are applied,
the plurality of ground vias and the plurality of power supply vias form a triangular lattice including, as a unit, a first scalene triangle in which two ground vias and one power supply via are arranged at vertexes thereof and a second scalene triangle in which one ground via and two power supply vias are arranged at vertexes thereof,
the ground via is arranged at vertexes at both ends of the longest side of the first scalene triangle, and
the power supply via is arranged at vertexes at both ends of the longest side of the second scalene triangle.

US Pat. No. 10,234,787

IMAGE FORMING APPARATUS HAVING A CONTROLLER THAT CONTROLS A FIXING CONDITION IN RESPONSE TO A SELECTED LEVEL OF CREASE OR FINISH OF AN ENVELOPE

Canon Kabushiki Kaisha, ...

1. An image forming apparatus comprising:an image forming station configured to form a toner image on a recording material;
a fixing portion configured to fix the toner image formed by said image forming station on the recording material;
a selector configured to select a correction level for correcting a crease of an envelope, by an operator; and
a controller configured to control a fixing condition in response to the correction level selected on said selector.

US Pat. No. 10,202,249

SHEET FEEDING DEVICE, IMAGE READING DEVICE, AND IMAGE FORMING APPARATUS

Canon Kabushiki Kaisha, ...

1. A sheet feeding device for feeding a sheet, the sheet feeding device comprising:a stacking unit configured to stack sheets on the stacking unit;
a feeding unit configured to feed the sheets stacked on the stacking unit;
a conveyance rotating member configured to convey the sheets, and which is disposed on a downstream side of the feeding unit in a sheet conveyance direction;
a separation unit configured to separate the sheets fed from the feeding unit one by one, and which is disposed to contact the conveyance rotating member;
a holding unit configured to hold the feeding unit and the conveyance rotating member, and which is disposed to be rotatable;
a swinging member configured to guide the sheets, and which is swingably disposed on the holding unit; and
a guiding unit configured to guide the sheets, and which is disposed on a lower side of the swinging member to contact the swinging member,
wherein a first contact portion, that is a contact portion of the swinging member and the guiding unit, is disposed on an upstream side of a second contact portion, that is a contact portion of the conveyance rotating member and the separation unit, in the sheet conveyance direction,
wherein a swinging shaft of the swinging member is disposed on an upstream side of the first contact portion in the sheet conveyance direction, and
wherein the first contact portion and the second contact portion are arranged to overlap with each other in the sheet conveyance direction.

US Pat. No. 10,195,848

LIQUID DISCHARGE HEAD AND LIQUID DISCHARGE METHOD

Canon Kabushiki Kaisha, ...

1. A liquid discharge head comprising:a recording element configured to generate thermal energy used to discharge liquid;
a pressure chamber having the recording element within;
a discharge orifice configured to discharge liquid, and include at least one protrusion extending toward a center of the discharge orifice; and
a discharge orifice portion communicating between the discharge orifice and the pressure chamber,
wherein a bubble is generated in the pressure chamber by the thermal energy, the generated bubble enters into the discharge orifice portion, and liquid is discharged from the discharge orifice, in a direction downstream of the discharge orifice, by the pressure of the bubble,
and wherein the bubble first communicates with the atmosphere at a location downstream of the discharge orifice.

US Pat. No. 10,195,850

ELEMENT SUBSTRATE AND METHOD FOR MANUFACTURING THE SAME

Canon Kabushiki Kaisha, ...

1. A liquid discharge head comprising:substrate including an energy generation element configured to generate energy to be used to discharge liquid; and
a discharge port forming member including a discharge port configured to discharge the liquid,
wherein the discharge port forming member includes, on a surface opposed to a surface where the discharge port is provided, a liquid flow path configured to supply the liquid to the energy generation element, and includes thick film portions and thin film portions in a region where the liquid flow path is formed, the thick film portions being lined up in a first direction so as to sandwich the discharge port therebetween and thicker than an adjacent portion adjacent to the discharge port, the thin film portions being lined up in a second direction intersecting with the first direction so as to sandwich the discharge port therebetween and thinner than the adjacent portion.

US Pat. No. 10,184,885

INFORMATION PROCESSING DEVICE TO PROCESS SPECTRAL INFORMATION, AND INFORMATION PROCESSING METHOD

CANON KABUSHIKI KAISHA, ...

1. An information processing device configured to process spectral information, comprising:a data obtaining unit configured to obtain three-dimensional distribution data of spectral information;
a generating unit configured to generate two-dimensional image data from the three-dimensional distribution data of spectral information;
a display unit;
a display control unit configured to display the two-dimensional image on the display unit;
an information obtaining unit configured to obtain position information of a two-dimensional region which a user has selected from the two-dimensional image; and
an extracting unit configured to extract, from a three-dimensional region corresponding to the two-dimensional region, in the three-dimensional distribution of spectral information, a feature region satisfying a predetermined feature condition.

US Pat. No. 10,186,989

VIBRATION WAVE MOTOR

CANON KABUSHIKI KAISHA, ...

1. A vibration wave motor comprising:a vibrator that generates an elliptic motion;
a holding member that holds the vibrator; and
a driven body driven by the vibrator, wherein
the holding member comprises a first abutting portion and a second abutting portion abutting the vibrator,
the vibrator comprises a first displacement portion at a part abutting the first abutting portion and comprises a second displacement portion at a part abutting the second abutting portion,
a displacement of the first displacement portion is smaller than a displacement of the second displacement portion, and
an area of the first abutting portion of the holding member is greater than an area of the second abutting portion.

US Pat. No. 10,180,643

IMAGE FORMING APPARATUS HAVING INTERMEDIATE TRANSFER BELT, SECONDARY TRANSFER MEMBER THAT CONTACTS OUTER SURFACE OF INTERMEDIATE TRANSFER BELT, OPPOSED MEMBER OPPOSED TO SECONDARY TRANSFER MEMBER VIA INTERMEDIATE TRANSFER BELT, CONTACT MEMBER THAT CONTACT

Canon Kabushiki Kaisha, ...

1. An image forming apparatus, comprising:an image carrier configured to carry toner images;
an electrically conductive intermediate transfer belt movable in an endless manner to which toner images are primarily transferred from the image carrier;
a secondary transfer member that contacts with an outer circumferential surface of the intermediate transfer belt, configured to secondarily transfer the toner images from the intermediate transfer belt to recording materials;
an opposed member that is opposed to the secondary transfer member via the intermediate transfer belt;
at least one contact member being in contact with an inner circumferential surface of the intermediate transfer belt;
a constant-voltage element connected to the opposed member and the at least one contact member, the opposed member and the at least one contact member being grounded via the constant-voltage element; and
a transfer power source configured to apply a voltage to the secondary transfer member, the transfer power source applies the voltage so as to perform a secondary transfer that transfers the toner images from the intermediate transfer belt to the recording materials,
wherein the toner images on the image carrier is primarily transferred to the intermediate transfer belt by the transfer power source and the at least one contact member in which an electric potential is formed by the constant-voltage element.

US Pat. No. 10,175,597

LIQUID DEVELOPER AND METHOD OF PRODUCING SAME

CANON KABUSHIKI KAISHA, ...

1. A liquid developer comprising:a carrier liquid;
a toner particle that is insoluble in the carrier liquid;
a compound with formula (1)

where R1 and R2 each independently represent an alkyl group having 13 to 23 carbons; and
a polymer compound that has a structural unit with formula (2)

where R3 to R6 each independently represent a hydrogen atom or an alkyl group; A represents any of a single bond, carbonyl group, alkylene group, arylene group, or —COOR9— (where the carbonyl group in —COOR9— is bonded to a carbon atom to which R3 is bonded and R9 represents an alkylene having 1 to 4 carbons); and B represents an alkylene group or an arylene group, wherein
the content ratio on a molar basis of the compound with formula (1) to the polymer compound having the structural unit with formula (2) is 5:1 to 35:1.

US Pat. No. 10,175,599

ROTATING MEMBER, PROCESS CARTRIDGE, AND IMAGE FORMING APPARATUS

Canon Kabushiki Kaisha, ...

1. A rotating member used in an image forming apparatus or in a process cartridge mountable to a main body of the image forming apparatus, the rotating member comprising:a cylindrical rotating shaft, the shaft including a first end portion in a circumferential direction thereof and a second end portion opposite to the first end portion in the circumferential direction,
wherein the first end portion and the second end portion face each other and extend in a direction along a rotational axis of the shaft,
wherein the first end portion has a projection which projects in a direction approaching the second end portion in the circumferential direction of the shaft and which includes convex round corners, and the second end portion has a recess which is recessed in a direction away from the first end portion in the circumferential direction of the shaft and which includes concave round corners,
wherein the projection of the first end portion engages with the recess of the second end portion so that at least a part of an edge of the projection contacts with at least a part of an edge of the recess and so that each of the convex round corners of the projection faces each of the concave round corners of the recess with a gap therebetween, and
wherein each of the convex round corners has a radius of curvature larger than that of each of the concave round corners so as to form the gap.

US Pat. No. 10,162,303

FIXING APPARATUS

Canon Kabushiki Kaisha, ...

1. A fixing apparatus for fixing a toner image on a recording material, the fixing apparatus comprising:a pair of rotating members configured to form a nip portion at which the recording material, on which the toner image has been formed, is conveyed and heated, the pair of rotating members including a cylindrical film and a pressure roller;
a frame configured to support the pair of rotating members rotatably; and
an opening and closing door configured to be movable between an open position and a closed position relative to the frame on a downstream side of the nip portion in a conveyance direction of the recoding material, the opening and closing door including a duct in which air flows toward an outside of the fixing apparatus,
wherein the recording material is being conveyed at the nip portion while the opening and closing door is in the closed position,
wherein the duct includes an aperture through which air near the pair of rotating members is sucked into the duct, the aperture being provided in a position in which the pressure roller faces the aperture and in which the recording material does not pass through the aperture,
wherein the opening and closing door includes a rod having a first portion movable by contact with the recording material and a second portion movable integrally with the first portion, and includes a sensor configured to output different signals according to the position of the second portion of the rod, and
wherein the second portion of the rod and the sensor are provided on an outer side of the area where the duct is provided in a longitudinal direction of the pair of rotating members.

US Pat. No. 10,165,151

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

Canon Kabushiki Kaisha, ...

1. An information processing apparatus comprising:a memory device that stores a set of instructions; and
at least one processor that executes the instructions to:
store in a storage unit, as user information of a user capable of logging into the information processing apparatus, first user information of a first user having particular authority and second user information of a second user having no particular authority,
wherein the particular authority is an authority to change particular settings of the information processing apparatus;
display a user selection screen on which at least a login instruction button for the second user is displayed and a login instruction button for the first user is not displayed; and
perform a login process that, according to selection of the login instruction button for the second user, enables the second user to log into the information processing apparatus.

US Pat. No. 10,152,009

IMAGE FORMING APPARATUS

CANON KABUSHIKI KAISHA, ...

1. An image forming apparatus, comprising:a rotatable image bearing member on which an electrostatic image is formed;
a rotatable developer bearing member that supplies a developer to the image bearing member and develops the electrostatic image; and
processing portion that processes image information so as to add a specific dot pattern to an image to be formed on recording material, wherein the image forming apparatus executes: a first image formation mode in which an image is formed based on the image information by setting a peripheral velocity ratio Vd/Vdr between a peripheral velocity Vd of the developer bearing member and a peripheral velocity Vdr of the image bearing member to a first peripheral velocity ratio ?V1; and
a second image formation mode in which an image is formed based on the image information by setting the peripheral velocity ratio Vd/Vdr to a second peripheral velocity ratio ?V2, which is higher than the first peripheral velocity ratio ?V1
in the first image formation mode, the image forming apparatus forms an image by supplying the developer to the image bearing member so that a region corresponding to the image has a first developer volume level M1 and forms the specific dot pattern by supplying the developer to the image bearing member so that a region corresponding to the specific dot pattern has a second developer volume level M2, which is lower than the first developer volume level M1,
in the second image formation mode, the image forming apparatus forms an image by supplying the developer to the image bearing member so that a region corresponding to the image has a third developer volume level M3 and forms the specific dot pattern by supplying the developer to the image bearing member so that a region corresponding to the specific dot pattern has a fourth developer volume level M4, which is lower than the third developer volume level M3, and
when ?M1 (=M2/M1) denotes a ratio between the second developer volume level M2 and the first developer volume level M1, and ?M2 (=M4/M3) denotes a ratio between the fourth developer volume level M4 and the third developer volume level M3,
?M2