Patents by Inventor Tomoya Onishi

Tomoya Onishi has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20170339365
    Abstract: In an image pickup apparatus including first circuits, second circuits, and conversion units, an operation period of the second circuit is shorter than an operation period of the first circuit, and a number of the first circuit arranged in each unit cell is greater than a number of the second circuit arranged in each unit cell.
    Type: Application
    Filed: July 26, 2017
    Publication date: November 23, 2017
    Inventors: Daisuke Kobayashi, Tomoya Onishi, Takeru Ohya
  • Patent number: 9756272
    Abstract: In an image pickup apparatus including first circuits, second circuits, and conversion units, an operation period of the second circuit is shorter than an operation period of the first circuit, and a number of the first circuit arranged in each unit cell is greater than a number of the second circuit arranged in each unit cell.
    Type: Grant
    Filed: April 22, 2014
    Date of Patent: September 5, 2017
    Assignee: CANON KABUSHIKI KAISHA
    Inventors: Daisuke Kobayashi, Tomoya Onishi, Takeru Ohya
  • Patent number: 9549137
    Abstract: There is provided an imaging apparatus including an A/D converting unit, wherein reset periods for a plurality of pixels are differentiated.
    Type: Grant
    Filed: May 23, 2014
    Date of Patent: January 17, 2017
    Assignee: CANON KABUSHIKI KAISHA
    Inventors: Tomoya Onishi, Daisuke Kobayashi, Takeru Ohya
  • Publication number: 20160344956
    Abstract: To increase image quality of a moving image by suppressing a color afterimage while reducing color noise, provided is an imaging apparatus, including: an imaging device; and a signal processing unit, in which: the imaging device includes a first pixel group and a second pixel group each including a plurality of pixels each configured to output a pixel signal; and the signal processing unit is configured to perform weighted addition for a second pixel signal output from the second pixel group by inter-frame processing, and to change a weight on each frame in the weighted addition based on an inter-frame differential of a first pixel signal.
    Type: Application
    Filed: May 2, 2016
    Publication date: November 24, 2016
    Inventors: Hisashi Takado, Noriyuki Kaifu, Fujio Kawano, Tomoya Onishi
  • Publication number: 20160337623
    Abstract: A plurality of adjacent pixels is provided adjacently in a plurality of directions to a first pixel. A direction with a highest correlation is derived from signals of the plurality of pixels, and the direction with the highest correlation is reflected to interpolation processing to be performed on the signal of first pixel.
    Type: Application
    Filed: May 5, 2016
    Publication date: November 17, 2016
    Inventors: Tomoya Onishi, Noriyuki Kaifu, Fujio Kawano, Hisashi Takado
  • Publication number: 20160330414
    Abstract: Provided is an imaging apparatus including: a first signal processing unit configured to generate first data on a plurality of frames by executing processing for generating the first data by using first pixel signals in one frame, which have been output from a first pixel group, for the first pixel signal in each frame, the first data being obtained by interpolating a pixel signal corresponding to a first wavelength band in a second pixel group; a second signal processing unit configured to generate second data on a plurality of frames by using second pixel signals in the plurality of frames, which have been output from the second pixel group; and a signal combining unit configured to generate an image by combining the first data on the plurality of frames and the second data on the plurality of frames.
    Type: Application
    Filed: May 2, 2016
    Publication date: November 10, 2016
    Inventors: Hisashi Takado, Noriyuki Kaifu, Fujio Kawano, Tomoya Onishi
  • Publication number: 20160309130
    Abstract: Resolution data is generated by using signals output by a first pixel group. Color data is generated by using signals output by a second pixel group. The resolution data is combined with the color data to generate first data. Up-conversion processing is performed on the first data to generate second data, and mosaic processing is performed on the second data to generate data of a predetermined array.
    Type: Application
    Filed: April 8, 2016
    Publication date: October 20, 2016
    Inventors: Tomoya Onishi, Noriyuki Kaifu, Fujio Kawano, Hisashi Takado
  • Publication number: 20160241803
    Abstract: Provided is a photoelectric conversion apparatus including a plurality of pixels and a control unit, wherein each of the pixels includes a photoelectric conversion unit and a digital-signal output unit configured to output a digital signal based on the output of the photoelectric conversion unit, and the number of bits of the digital signal may be switched.
    Type: Application
    Filed: April 22, 2016
    Publication date: August 18, 2016
    Inventors: Takeru Ohya, Tomoya Onishi, Daisuke Kobayashi
  • Patent number: 9386251
    Abstract: Provided are an image pickup device, a method of driving the image pickup device, and an image pickup system, in which timings of starting operations in a plurality of comparison units to which power supply voltage is applied through a common line are controlled to be different.
    Type: Grant
    Filed: May 29, 2013
    Date of Patent: July 5, 2016
    Assignee: CANON KABUSHIKI KAISHA
    Inventors: Tomoya Onishi, Takeru Ohya, Daisuke Kobayashi
  • Publication number: 20160191866
    Abstract: A method for driving an image pickup apparatus is a method that generates image data using signals output by R, G, and B pixels contained in n frames, where n is an integer greater than or equal to two, and a signal or signals output by a W pixel contained in m frame or frames, where m is smaller than n, or that generates image data using signals output by R and B pixels contained in n frames and a signal or signals output by a G pixel contained in m frame or frames.
    Type: Application
    Filed: December 17, 2015
    Publication date: June 30, 2016
    Inventors: Tomoya Onishi, Noriyuki Kaifu, Fujio Kawano, Hisashi Takado
  • Patent number: 9369649
    Abstract: There are provided an imaging apparatus, an imaging system, and a method for driving the imaging apparatus, which include a pixel including a conversion unit and an AD conversion unit for converting a signal output from the conversion unit into a digital signal, a first bias line electrically connected to the conversion unit, and a capacitance element for storing the voltage based on the potential of the first bias line, wherein the AD conversion unit is driven by the voltage stored in the capacitance element.
    Type: Grant
    Filed: February 25, 2014
    Date of Patent: June 14, 2016
    Assignee: Canon Kabushiki Kaisha
    Inventors: Daisuke Kobayashi, Tomoya Onishi, Takeru Ohya
  • Patent number: 9325922
    Abstract: Provided is a photoelectric conversion apparatus including a plurality of pixels and a control unit, wherein each of the pixels includes a photoelectric conversion unit and a digital-signal output unit configured to output a digital signal based on the output of the photoelectric conversion unit, and the number of bits of the digital signal may be switched.
    Type: Grant
    Filed: February 11, 2013
    Date of Patent: April 26, 2016
    Assignee: CANON KABUSHIKI KAISHA
    Inventors: Takeru Ohya, Tomoya Onishi, Daisuke Kobayashi
  • Publication number: 20160050381
    Abstract: Provided is an imaging apparatus, including: a vertical scanning circuit configured to output the reset signal and the image signal sequentially from each of a plurality of pixels by selecting the plurality of pixels sequentially; and an amplifier unit configured to output a plurality of image signals obtained by amplifying one image signal that is output from one of the plurality of pixels at a plurality of gains including a first gain and a second gain, in which, in a reading period, which is a period between selection of a first pixel by the vertical scanning circuit out of the plurality of pixels and subsequent selection of a second pixel out of the plurality of pixels, a number of times the amplifier unit is reset is less than a number of the plurality of amplified image signals.
    Type: Application
    Filed: July 30, 2015
    Publication date: February 18, 2016
    Inventors: Tomoya Onishi, Shin Kikuchi
  • Patent number: 9232166
    Abstract: A photoelectric conversion apparatus includes a pixel array configured to include a first analog-to-digital conversion unit and a second analog-to-digital conversion unit, a first electrical signal supply unit configured to supply an electrical signal to the first analog-to-digital conversion unit, and a second electrical signal supply unit configured to supply an electrical signal to the second analog-to-digital conversion unit.
    Type: Grant
    Filed: February 11, 2013
    Date of Patent: January 5, 2016
    Assignee: CANON KABUSHIKI KAISHA
    Inventors: Takeru Ohya, Tomoya Onishi, Daisuke Kobayashi
  • Patent number: 9225352
    Abstract: A signal apparatus includes a plurality of pairs, each pair of which includes plural digital signal output units configured to output a digital signal, a block wiring to which output terminals of the plural digital signal output units are connected, and a buffer circuit an input terminal of which is connected to the block wiring, in which the output terminal of the buffer circuit included in one of the pairs is connected to the block wiring included in another one of the pairs.
    Type: Grant
    Filed: March 1, 2013
    Date of Patent: December 29, 2015
    Assignee: CANON KABUSHIKI KAISHA
    Inventors: Daisuke Kobayashi, Tomoya Onishi, Takeru Ohya
  • Patent number: 9219872
    Abstract: In an image pickup apparatus, a counter configured to output a count signal to a second AD conversion unit starts, with a delay, counting clock signals as compared with a counter configured to output a count signal to a first AD conversion unit by a time period corresponding to a delay of a reference signal output to a comparator of the second AD conversion unit with respect to a reference signal output to the comparator of the first AD conversion unit.
    Type: Grant
    Filed: February 28, 2014
    Date of Patent: December 22, 2015
    Assignee: Canon Kabushiki Kaisha
    Inventors: Takeru Ohya, Tomoya Onishi, Daisuke Kobayashi
  • Publication number: 20150319384
    Abstract: A solid-state imaging device includes a pixel that includes a photoelectric conversion element that generates signal charges by photoelectric conversion, a first capacitor, a second capacitor, and an amplifier transistor. At least a part of charges of the signal charges generated by the photoelectric conversion element are held by the first capacitor and are not held by the second capacitor. The amplifier transistor outputs a first signal based on the part of the charges that the first capacitor holds. The part of the charges of the first capacitor are reset, and a combined capacitor of the first capacitor and second capacitor holds other part of charges of the signal charges generated by the photoelectric conversion element. The amplifier transistor outputs a second signal based on the other part of the charges that the combined capacitor holds.
    Type: Application
    Filed: April 28, 2015
    Publication date: November 5, 2015
    Inventor: Tomoya Onishi
  • Patent number: 9142575
    Abstract: A solid-state imaging apparatus having a pixel array is provided. The apparatus includes one or more ground lines and one or more power supply lines for supplying power to the pixels. Each of the pixels includes an photoelectric conversion element and an A/D converter for converting an analog signal corresponding to a charge generated by the photoelectric conversion element into a digital signal. At least one of the plurality of pixels includes at least a portion of a capacitance element having a first electrode connected to one of the one or more power supply lines, and a second electrode connected to one of the one or more ground lines.
    Type: Grant
    Filed: November 28, 2012
    Date of Patent: September 22, 2015
    Assignee: Canon Kabushiki Kaisha
    Inventors: Daisuke Kobayashi, Tomoya Onishi, Takeru Ohya
  • Publication number: 20150181140
    Abstract: Provided is an imaging device, an imaging system, and a driving method of the imaging device. A signal of difference between a photogenerated signal of a first pixel which is an effective pixel, and a reference signal of a second pixel which is an effective pixel, is obtained.
    Type: Application
    Filed: December 22, 2014
    Publication date: June 25, 2015
    Inventors: Tomoya Onishi, Shin Kikuchi
  • Publication number: 20140354864
    Abstract: There is provided an imaging apparatus including an A/D converting unit, wherein reset periods for a plurality of pixels are differentiated.
    Type: Application
    Filed: May 23, 2014
    Publication date: December 4, 2014
    Applicant: CANON KABUSHIKI KAISHA
    Inventors: Tomoya Onishi, Daisuke Kobayashi, Takeru Ohya