Patents Assigned to Canon Kabushiki Kaisha
  • Patent number: 11971672
    Abstract: Provided is a sheet conveying device including: a conveying portion; and a first conveying guide, the first conveying guide forming a conveying path above a heating portion and having a curved portion for forming a curved path in the conveying path and a plurality of ribs provided on a surface of the curved portion, the plurality of ribs extending along a conveying direction and including a first rib and a second rib adjacent to the first rib, wherein the second rib is arranged to be deviated from the first rib in a width direction and the conveying direction, and wherein in the conveying direction, a second upstream end of the second rib being positioned between a first upstream end and a first downstream end of the first rib, the first downstream end being positioned between the second upstream end and a second downstream end of the second rib.
    Type: Grant
    Filed: December 6, 2022
    Date of Patent: April 30, 2024
    Assignee: CANON KABUSHIKI KAISHA
    Inventors: Akinori Yokota, Osamu Sasaoka, Toshiyuki Watanabe
  • Patent number: 11973916
    Abstract: An image forming system according to one aspect of the present disclosure includes an image distribution device and a printing device. The image distribution device distributes print image data, which includes frame image data including an image applied commonly to a plurality of print materials and variable data including information changed on a print material basis, to an external device via a network. The frame image data is configured to enable a setting that a special color setting is required. When the setting indicating that a special color setting is required is made for the frame image data, the printing device uses a color profile associated with the setting to combine the frame image data and the variable data and form the print image.
    Type: Grant
    Filed: January 26, 2023
    Date of Patent: April 30, 2024
    Assignee: CANON KABUSHIKI KAISHA
    Inventor: Takao Ikuno
  • Patent number: 11972045
    Abstract: An imaging display device includes an imaging unit, a processing unit, a display unit, and a pupil detection unit. The imaging unit includes a plurality of photoelectric conversion elements and is configured to acquire first image information. The processing unit is configured to process a signal from the imaging unit and generate second image information. The display unit is configured to display an image that is based on the signal from the processing unit. The pupil detection unit is configured to detect vector information of a pupil. The processing unit generates the second image information by processing the first image information based on the vector information on the pupil.
    Type: Grant
    Filed: January 18, 2023
    Date of Patent: April 30, 2024
    Assignee: CANON KABUSHIKI KAISHA
    Inventors: Yosuke Nishide, Takeshi Ichikawa, Yu Maehashi, Akira Okita
  • Patent number: 11973914
    Abstract: An image forming apparatus includes: a scanning unit configured to form an electrostatic latent image on a photoconductor by scanning the photoconductor with one or more scanning beams in a main scanning direction based on an image signal, repetitively in a sub-scanning direction perpendicular to the main scanning direction; a generating unit configured to perform halftone processing on image data to generate the image signal; and a storage unit configured to store correction information. The correction information is set such that start positions of a plurality of scanning lines are linearly displaced to either a negative side or a positive side of the main scanning direction along the sub-scanning direction, in accordance with a direction of a first vector forming a smaller angle with the sub-scanning direction among two vectors in the halftone processing.
    Type: Grant
    Filed: January 25, 2023
    Date of Patent: April 30, 2024
    Assignee: CANON KABUSHIKI KAISHA
    Inventors: Go Araki, Mitsuhiro Obara
  • Patent number: 11972590
    Abstract: An image processing apparatus includes a first processing task configured to acquire surface normal information of an object, a second processing task configured to acquire a plurality of first images acquired by capturing the object while changing a polarization angle of light from the object, a third processing task configured to acquire polarization information of the object, and a fourth processing task configured to generate a second image in which an illumination state of the object is different from that of each first image. The third processing task acquires light intensity information that changes according to the polarization angle, using the first images. The fourth processing task extracts a partial area of the first images using the surface normal information, and generates the second image using the partial area and the light intensity information.
    Type: Grant
    Filed: November 8, 2021
    Date of Patent: April 30, 2024
    Assignee: CANON KABUSHIKI KAISHA
    Inventors: Rie Ishimatsu, Makoto Kawaguchi
  • Patent number: 11972976
    Abstract: A planarization system comprises a substrate chuck configured to hold a substrate, a superstrate chuck configured to hold a superstrate, a planarizing head configured to support the superstrate chuck, a positioning system configured to cause the superstrate to come into contact with formable material dispensed on the substrate to form a multilayer structure, the multilayer structure including the superstrate, a film of the formable material, and the substrate, and an annular light source disposed between an upper end of the planarizing head and the substrate chuck. The annular light source is configured to emit light onto an outer annular region of the multilayer structure without emitting the light onto an inner central region of the multilayer structure. The inner central region is located radially inward relative to the outer annular region.
    Type: Grant
    Filed: April 29, 2021
    Date of Patent: April 30, 2024
    Assignee: CANON KABUSHIKI KAISHA
    Inventor: Byung-Jin Choi
  • Patent number: 11971669
    Abstract: Provided is an electrophotographic belt having a cylindrical film as a base layer. The cylindrical film contains crystalline polyester and carbon black, and a content of the carbon black in the cylindrical film is 2.0% by mass or more. Fc1 is 0.30 or more, and ?c1 being ?10° to +10°, where Fc1 denotes an average degree of arrangement of the carbon black in the circumferential direction observed in a cross section in a direction along a circumferential direction of the cylindrical film, and ?c1 denotes an average arrangement angle of the carbon black in the circumferential direction observed in a cross section in a direction along a circumferential direction of the cylindrical film.
    Type: Grant
    Filed: October 27, 2022
    Date of Patent: April 30, 2024
    Assignee: Canon Kabushiki Kaisha
    Inventor: Hiroomi Kojima
  • Patent number: 11973907
    Abstract: A reading apparatus includes: a document platen on which a document is placed; a reading portion configured to read a document placed on the document platen; a cover that is openable and closable between a first position at which the document platen is covered and a second position at which the document is uncovered; and a frame member including a first inclination portion and a second inclination portion, configured to constitute at least a part of an outer frame of the document platen, the first inclination portion being adjacent to the document platen and higher with an increasing distance from the document platen, and the second inclination portion being arranged farther away from the document platen than the first inclination portion and higher with an increasing distance from the document platen.
    Type: Grant
    Filed: January 31, 2023
    Date of Patent: April 30, 2024
    Assignee: Canon Kabushiki Kaisha
    Inventors: Yuki Niwamae, Hiroki Nakanishi, Keitaro Tsuji
  • Patent number: 11970004
    Abstract: A liquid discharge head includes a liquid discharge substrate that has a discharge-orifice row, pressure generating elements, and pressure chambers. The liquid discharge head discharges a liquid in a block-by-block manner using sequential driving. The discharge-orifice row is disposed so as to incline at an angle ?=Arctan (d1/d2) relative to a direction extending orthogonal to the conveyance direction of the medium, in which d1 (?m) is a disposition spacing of the discharge orifices in the discharge-orifice row in the conveyance direction and d2 (?m) is a disposition spacing of the discharge orifices in the discharge-orifice row in the direction orthogonal to the conveyance direction. A partition wall is formed between adjacent pressure chambers so as to separate the adjacent pressure chambers from each other. The partition wall has a communicating portion that communicates the adjacent pressure chambers with each other.
    Type: Grant
    Filed: April 12, 2022
    Date of Patent: April 30, 2024
    Assignee: Canon Kabushiki Kaisha
    Inventors: Tomohiro Sato, Shuzo Iwanaga, Takatsugu Moriya, Koichi Ishida, Shingo Okushima, Shintaro Kasai, Yoshiyuki Nakagawa, Akiko Hammura
  • Patent number: 11973911
    Abstract: A management system includes a memory and a processor executing instructions causing the management system to supply information regarding one or more types of jobs; detect predetermined information from the information regarding the job included in the storage system; and transmit a request including identification information of a job corresponding to detection of the predetermined information to the image processing device. In the image processing device, when a request is received, data including image data which corresponds to the job corresponding to the identification information designated by the request is transmitted so that the data is stored in the storage system even outside of the period of time. The instructions further cause the management system to supply the image data corresponding to the job stored in the storage system in response to the request.
    Type: Grant
    Filed: February 7, 2023
    Date of Patent: April 30, 2024
    Assignee: CANON KABUSHIKI KAISHA
    Inventor: Kazuya Nakashima
  • Patent number: 11974039
    Abstract: An image capturing apparatus including a mounting part capable of attaching/detaching a device capable of at least storing a captured image is provided. The image capturing apparatus obtains, if a device mounted in the mounting part has a function of executing image analysis processing for a part or a whole of an image captured by the image capturing apparatus, a processing time that is a time from a predetermined timing associated with a start of the image analysis processing to completion of the processing, if the device is caused to start executing the image analysis processing, obtains a result of the image analysis processing by accessing the device after an elapse of the processing time from the predetermined timing associated with the start.
    Type: Grant
    Filed: December 13, 2022
    Date of Patent: April 30, 2024
    Assignee: CANON KABUSHIKI KAISHA
    Inventors: Yuji Aramaki, Tatsuya Watanabe
  • Patent number: 11973975
    Abstract: A method of encoding a motion vector predictor index, in particular a Merge index, comprises generating a list of motion vector predictor candidates, in particular merge candidates. The list includes an ATMVP candidate. One of the motion vector predictor candidates in the list is selected. A motion vector predictor index for the selected motion vector predictor candidate is generated using CABAC coding. One or more bits of the motion vector predictor index are bypass CABAC coded. For example, only the first bit of the motion vector predictor index is CABAC coded using a single context.
    Type: Grant
    Filed: February 17, 2023
    Date of Patent: April 30, 2024
    Assignee: Canon Kabushiki Kaisha
    Inventors: Guillaume Laroche, Christophe Gisquet, Patrice Onno, Jonathan Taquet
  • Patent number: 11974058
    Abstract: An image capturing apparatus comprising: an actuator that actuates an image sensor; a storage; an image processor that processes the image signal read out from the image sensor; and a controller that controls the actuator, the storage and the image processor by selectively using a plurality of operation modes. The plurality of operation modes includes a first operation mode of performing, at a predetermined first cycle, a first operation in which a first image signal is read out from the image sensor and processed by the image processor, and selectively performing a second operation in which a second image signal is read out from the image sensor and stored in the storage or a third operation in which the stored second image signal is read out from the storage and processed by the image processor.
    Type: Grant
    Filed: February 24, 2022
    Date of Patent: April 30, 2024
    Assignee: CANON KABUSHIKI KAISHA
    Inventors: Shigeyoshi Ito, Takashi Gyotoku
  • Patent number: 11973918
    Abstract: A gradation pattern image is determined in accordance with an image formation mode acquired when printing of a predetermined number of pages has been performed. A color gradation pattern image is formed when a color image formation mode has been acquired, whereas a monochrome gradation pattern image is formed when a monochrome image formation mode has been acquired.
    Type: Grant
    Filed: December 13, 2021
    Date of Patent: April 30, 2024
    Assignee: CANON KABUSHIKI KAISHA
    Inventor: Takaaki Yano
  • Patent number: 11973920
    Abstract: An image forming apparatus including an image forming unit is provided. The apparatus determines a color of a tone patch for tone correction, to be composited with an image, in accordance with a color component used in the image; generates a patch-included image by compositing the tone patch of the color determined with the image; generates a corrected image by performing tone correction on the patch-included image on the basis of tone correction information for each color component; performs color measurement of the tone patch formed on the medium on which the corrected image has been formed, and updates the tone correction information on the basis of a value measured.
    Type: Grant
    Filed: October 13, 2021
    Date of Patent: April 30, 2024
    Assignee: Canon Kabushiki Kaisha
    Inventor: Kosuke Tsujita
  • Patent number: 11966187
    Abstract: A feeding apparatus includes a feeding unit, an ion generating unit and a controller. The ion generating unit irradiates the sheet fed by the feeding unit with the ion. The controller acquires an information on the fed sheet and to controls the ion generating unit. The controller operates the ion generating unit in a case that the information of the sheet is a first information, and does not operate the ion generating unit in a case that the information of the sheet is a second information.
    Type: Grant
    Filed: June 2, 2022
    Date of Patent: April 23, 2024
    Assignee: Canon Kabushiki Kaisha
    Inventor: Tadahisa Sugiyama
  • Patent number: 11966654
    Abstract: A communication apparatus capable of performing near field communication acquires communication information of a target apparatus through the near field communication, determines whether or not the target apparatus is connected to an access point to which the communication apparatus is connected, on the basis of the communication information, and accepts the target apparatus as a target to which the communication apparatus is to be connected by using a peer-to-peer communication system, when it is determined that the target apparatus is not connected to the access point to which the communication apparatus is connected.
    Type: Grant
    Filed: December 12, 2022
    Date of Patent: April 23, 2024
    Assignee: Canon Kabushiki Kaisha
    Inventors: Takeshi Matsushita, Mitsuru Konji
  • Patent number: 11967107
    Abstract: An apparatus includes a generation unit configured to generate map information including a position of a feature point and identification information on an index in an image of a real space captured by a capturing apparatus, a collation unit configured to collate the identification information on the index in the generated map information with the identification information on the index in one or more pieces of registered map information, and to extract map information from the one or more pieces of registered map information based on a result of the collation, and an estimation unit configured to estimate a position and orientation of the capturing apparatus based on the position of the feature point in the extracted map information and the position of the feature point in the generated map information.
    Type: Grant
    Filed: March 19, 2021
    Date of Patent: April 23, 2024
    Assignee: CANON KABUSHIKI KAISHA
    Inventor: Kazuki Takemoto
  • Patent number: 11968446
    Abstract: An apparatus comprising a sensor capable of generating a signal pair used in focus detection. The apparatus obtains, based on a defocus amount obtained using the signal pair, a focus distance of a lens unit that is mounted to the apparatus and adjusts a focus distance of the lens unit based on the obtained focus distance. When the lens unit is a multi-scopic lens unit having a plurality of optical systems having different axes, the apparatus obtains the focus distance using an adjustment value obtained based on an axis position that is a position on the sensor through which an axis of the multi-scopic lens unit passes.
    Type: Grant
    Filed: May 30, 2023
    Date of Patent: April 23, 2024
    Assignee: CANON KABUSHIKI KAISHA
    Inventors: Yumi Takao, Nobutaka Mizuno, Junichi Imamiya
  • Patent number: 11967013
    Abstract: An image processing method of holding a plurality of texture data for applying a metal representation on an image. The method includes acquiring predetermined information concerning at least one of an observation distance as a distance between a print product on which a target region is printed and an observer observing the print product, a sheet on which the target region is printed, or an environment in which the print product is observed, selecting texture data from the plurality of texture data based on the acquired predetermined information, and applying, to the target region, the texture data selected in the selecting.
    Type: Grant
    Filed: July 28, 2022
    Date of Patent: April 23, 2024
    Assignee: CANON KABUSHIKI KAISHA
    Inventors: Yoshitaka Minami, Hiroyasu Kunieda, Hideki Kubo, Takeru Sasaki, Kazuya Ogasawara, Masao Kato