Patents by Inventor Hiroaki Ishiwata

Hiroaki Ishiwata 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: 20240313030
    Abstract: A first light-receiving element of an embodiment of the disclosure includes: a semiconductor substrate including a photoelectric conversion region; a first first electrically-conductive region provided at a first surface interface of the semiconductor substrate and coupled to a first electrode; a second first electrically-conductive region provided around the first first electrically-conductive region and coupled to a second electrode, at the first surface interface; a third first electrically-conductive region in an electrically floating state provided around the second first electrically-conductive region, at the first surface interface; a first second electrically-conductive region having a different electrically-conductive type between the first first electrically-conductive region and the second first electrically-conductive region, at the first surface interface; and a fourth first electrically-conductive region provided at least between the first first electrically conductive region and the first secon
    Type: Application
    Filed: March 25, 2022
    Publication date: September 19, 2024
    Applicants: SONY SEMICONDUCTOR SOLUTIONS CORPORATION, RIKEN
    Inventors: Takahiro KAWAMURA, Hiroki TOJINBARA, Takaki HATSUI, Shinichi YOSHIDA, Keiichi NAKAZAWA, Hikaru IWATA, Kazunobu OTA, Takuya MARUYAMA, Hiroaki ISHIWATA, Chihiro ARAI, Atsuhiro ANDO, Toru SHIRAKATA, Hisahiro ANSAI, Satoe MIYATA, Ryu KAMIBABA, Yusuke UESAKA, Yukari TAKEYA
  • Publication number: 20240234455
    Abstract: A solid-state imaging device includes a semiconductor substrate; and a pixel unit having a plurality of pixels on the semiconductor substrate, wherein the pixel unit includes first pixel groups having two or more pixels and second pixel groups being different from the first pixel groups, wherein a portion of the pixels in the first pixel groups and a portion of the pixels in the second pixel groups share a floating diffusion element.
    Type: Application
    Filed: December 29, 2023
    Publication date: July 11, 2024
    Applicant: Sony Semiconductor Solutions Corporation
    Inventors: Hiroaki Ishiwata, Sanghoon Ha
  • Patent number: 11984462
    Abstract: The present disclosure relates to an image pickup device and an electronic apparatus that enable warping of a substrate to be suppressed. A first structural body including a pixel array unit is layered with a second structural body including an input/output circuit unit and outputting a pixel signal output from the pixel to the outside of the device, and a signal processing circuit; and a signal output external terminal and a signal input external terminal are arranged below the pixel array unit, the signal output external terminal being connected to the outside via a first through-via penetrating through a semiconductor substrate in the second structural body, the signal input external terminal being connected to the outside via a second through-via connected to an input circuit unit and penetrating through the semiconductor substrate. The present disclosure can be applied to, for example, the image pickup device, and the like.
    Type: Grant
    Filed: November 7, 2022
    Date of Patent: May 14, 2024
    Assignee: Sony Group Corporation
    Inventors: Hiroaki Ishiwata, Harumi Tanaka, Atsuhiro Ando
  • Publication number: 20240136377
    Abstract: A solid-state imaging device includes a semiconductor substrate; and a pixel unit having a plurality of pixels on the semiconductor substrate, wherein the pixel unit includes first pixel groups having two or more pixels and second pixel groups being different from the first pixel groups, wherein a portion of the pixels in the first pixel groups and a portion of the pixels in the second pixel groups share a floating diffusion element.
    Type: Application
    Filed: December 29, 2023
    Publication date: April 25, 2024
    Applicant: Sony Semiconductor Solutions Corporation
    Inventors: Hiroaki Ishiwata, Sanghoon Ha
  • Patent number: 11888005
    Abstract: A solid-state imaging device includes a semiconductor substrate; and a pixel unit having a plurality of pixels on the semiconductor substrate, wherein the pixel unit includes first pixel groups having two or more pixels and second pixel groups being different from the first pixel groups, wherein a portion of the pixels in the first pixel groups and a portion of the pixels in the second pixel groups share a floating diffusion element.
    Type: Grant
    Filed: March 10, 2023
    Date of Patent: January 30, 2024
    Assignee: Sony Semiconductor Solutions Corporation
    Inventors: Hiroaki Ishiwata, Sanghoon Ha
  • Publication number: 20230207591
    Abstract: A solid-state imaging device includes a semiconductor substrate; and a pixel unit having a plurality of pixels on the semiconductor substrate, wherein the pixel unit includes first pixel groups having two or more pixels and second pixel groups being different from the first pixel groups, wherein a portion of the pixels in the first pixel groups and a portion of the pixels in the second pixel groups share a floating diffusion element.
    Type: Application
    Filed: March 10, 2023
    Publication date: June 29, 2023
    Applicant: Sony Semiconductor Solutions Corporation
    Inventors: Hiroaki Ishiwata, Sanghoon Ha
  • Patent number: 11671721
    Abstract: A solid-state imaging device including an imaging area where a plurality of unit pixels are disposed to capture a color image, wherein each of the unit pixels includes: a plurality of photoelectric conversion portions; a plurality of transfer gates, each of which is disposed in each of the photoelectric conversion portions to transfer signal charges from the photoelectric conversion portion; and a floating diffusion to which the signal charges are transferred from the plurality of the photoelectric conversion portions by the plurality of the transfer gates, wherein the plurality of the photoelectric conversion portions receive light of the same color to generate the signal charges, and wherein the signal charges transferred from the plurality of the photoelectric conversion portions to the floating diffusion are added to be output as an electrical signal.
    Type: Grant
    Filed: March 10, 2021
    Date of Patent: June 6, 2023
    Assignee: SONY SEMICONDUCTOR SOLUTIONS CORPORATION
    Inventor: Hiroaki Ishiwata
  • Patent number: 11605660
    Abstract: A solid-state imaging device includes a semiconductor substrate; and a pixel unit having a plurality of pixels on the semiconductor substrate, wherein the pixel unit includes first pixel groups having two or more pixels and second pixel groups being different from the first pixel groups, wherein a portion of the pixels in the first pixel groups and a portion of the pixels in the second pixel groups share a floating diffusion element.
    Type: Grant
    Filed: December 13, 2021
    Date of Patent: March 14, 2023
    Assignee: Sony Semiconductor Solutions Corporation
    Inventors: Hiroaki Ishiwata, Sanghoon Ha
  • Publication number: 20230068256
    Abstract: The present disclosure relates to an image pickup device and an electronic apparatus that enable warping of a substrate to be suppressed. A first structural body including a pixel array unit is layered with a second structural body including an input/output circuit unit and outputting a pixel signal output from the pixel to the outside of the device, and a signal processing circuit; and a signal output external terminal and a signal input external terminal are arranged below the pixel array unit, the signal output external terminal being connected to the outside via a first through-via penetrating through a semiconductor substrate in the second structural body, the signal input external terminal being connected to the outside via a second through-via connected to an input circuit unit and penetrating through the semiconductor substrate. The present disclosure can be applied to, for example, the image pickup device, and the like.
    Type: Application
    Filed: November 7, 2022
    Publication date: March 2, 2023
    Applicant: SONY GROUP CORPORATION
    Inventors: Hiroaki ISHIWATA, Harumi TANAKA, Atsuhiro ANDO
  • Patent number: 11532651
    Abstract: The present disclosure relates to an image pickup device and an electronic apparatus that enable warping of a substrate to be suppressed. A first structural body including a pixel array unit is layered with second structural body including an input/output circuit unit and outputting a pixel signal output from the pixel to the outside of the device, and a signal processing circuit; and a signal output external terminal and a signal input external terminal are arranged below the pixel array unit, the signal output external terminal being connected to the outside via a first through-via penetrating through a semiconductor substrate in the second structural body, the signal input external terminal being connected to the outside via a second through-via connected to an input circuit unit and penetrating through the semiconductor substrate.
    Type: Grant
    Filed: May 5, 2021
    Date of Patent: December 20, 2022
    Assignee: SONY GROUP CORPORATION
    Inventors: Hiroaki Ishiwata, Harumi Tanaka, Atsuhiro Ando
  • Patent number: 11343452
    Abstract: A solid-state imaging device includes a pixel array unit in which a plurality of imaging pixels configured to generate an image, and a plurality of phase difference detection pixels configured to perform phase difference detection are arranged, each of the plurality of phase difference detection pixels including a plurality of photoelectric conversion units, a plurality of floating diffusions configured to convert charges stored in the plurality of photoelectric conversion units into voltage, and a plurality of amplification transistors configured to amplify the converted voltage in the plurality of floating diffusions.
    Type: Grant
    Filed: July 10, 2020
    Date of Patent: May 24, 2022
    Assignee: SONY CORPORATION
    Inventors: Hiroaki Ishiwata, Hideo Kido, Norihiro Kubo, Tetsuya Uchida
  • Patent number: 11343451
    Abstract: A solid-state imaging device includes a pixel array unit in which a plurality of imaging pixels configured to generate an image, and a plurality of phase difference detection pixels configured to perform phase difference detection are arranged, each of the plurality of phase difference detection pixels including a plurality of photoelectric conversion units, a plurality of floating diffusions configured to convert charges stored in the plurality of photoelectric conversion units into voltage, and a plurality of amplification transistors configured to amplify the converted voltage in the plurality of floating diffusions.
    Type: Grant
    Filed: April 15, 2020
    Date of Patent: May 24, 2022
    Assignee: SONY CORPORATION
    Inventors: Hiroaki Ishiwata, Hideo Kido, Norihiro Kubo, Tetsuya Uchida
  • Publication number: 20220102408
    Abstract: A solid-state imaging device includes a semiconductor substrate; and a pixel unit having a plurality of pixels on the semiconductor substrate, wherein the pixel unit includes first pixel groups having two or more pixels and second pixel groups being different from the first pixel groups, wherein a portion of the pixels in the first pixel groups and a portion of the pixels in the second pixel groups share a floating diffusion element.
    Type: Application
    Filed: December 13, 2021
    Publication date: March 31, 2022
    Applicant: Sony Semiconductor Solutions Corporation
    Inventors: Hiroaki Ishiwata, Sanghoon Ha
  • Patent number: 11233083
    Abstract: A solid-state imaging device includes a semiconductor substrate; and a pixel unit having a plurality of pixels on the semiconductor substrate, wherein the pixel unit includes first pixel groups having two or more pixels and second pixel groups being different from the first pixel groups, wherein a portion of the pixels in the first pixel groups and a portion of the pixels in the second pixel groups share a floating diffusion element.
    Type: Grant
    Filed: December 7, 2020
    Date of Patent: January 25, 2022
    Assignee: Sony Semiconductor Solutions Corporation
    Inventors: Hiroaki Ishiwata, Sanghoon Ha
  • Publication number: 20210257397
    Abstract: The present disclosure relates to an image pickup device and an electronic apparatus that enable warping of a substrate to be suppressed. A first structural body including a pixel array unit is layered with second structural body including an input/output circuit unit and outputting a pixel signal output from the pixel to the outside of the device, and a signal processing circuit; and a signal output external terminal and a signal input external terminal are arranged below the pixel array unit, the signal output external terminal being connected to the outside via a first through-via penetrating through a semiconductor substrate in the second structural body, the signal input external terminal being connected to the outside via a second through-via connected to an input circuit unit and penetrating through the semiconductor substrate.
    Type: Application
    Filed: May 5, 2021
    Publication date: August 19, 2021
    Applicant: SONY GROUP CORPORATION
    Inventors: Hiroaki ISHIWATA, Harumi TANAKA, Atsuhiro ANDO
  • Publication number: 20210195127
    Abstract: A solid-state imaging device including an imaging area where a plurality of unit pixels are disposed to capture a color image, wherein each of the unit pixels includes: a plurality of photoelectric conversion portions; a plurality of transfer gates, each of which is disposed in each of the photoelectric conversion portions to transfer signal charges from the photoelectric conversion portion; and a floating diffusion to which the signal charges are transferred from the plurality of the photoelectric conversion portions by the plurality of the transfer gates, wherein the plurality of the photoelectric conversion portions receive light of the same color to generate the signal charges, and wherein the signal charges transferred from the plurality of the photoelectric conversion portions to the floating diffusion are added to be output as an electrical signal.
    Type: Application
    Filed: March 10, 2021
    Publication date: June 24, 2021
    Applicant: Sony Semiconductor Solutions Corporation
    Inventor: Hiroaki Ishiwata
  • Patent number: 11031420
    Abstract: The present disclosure relates to an image pickup device and an electronic apparatus that enable warping of a substrate to be suppressed. A first structural body including a pixel array unit is layered with a second structural body including an input/output circuit unit and outputting a pixel signal output from the pixel to the outside of the device, and a signal processing circuit; and a signal output external terminal and a signal input external terminal are arranged below the pixel array unit, the signal output external terminal being connected to the outside via a first through-via penetrating through a semiconductor substrate in the second structural body, the signal input external terminal being connected to the outside via a second through-via connected to an input circuit unit and penetrating through the semiconductor substrate.
    Type: Grant
    Filed: November 19, 2019
    Date of Patent: June 8, 2021
    Assignee: SONY CORPORATION
    Inventors: Hiroaki Ishiwata, Harumi Tanaka, Atsuhiro Ando
  • Patent number: 11012651
    Abstract: The present technology relates to a solid-state imaging device and an electronic apparatus that realize a high frame rate image capture without deteriorating an image quality. A floating diffusion holds a charge accumulated on one or more photoelectric conversion units. A plurality of amplification transistors read out a signal corresponding to the charge held by the floating diffusion. The signal read out by the amplification transistor is output to a vertical signal line. The plurality of amplification transistors are connected in parallel. The present technology is applicable to a CMOS image sensor, for example.
    Type: Grant
    Filed: November 1, 2019
    Date of Patent: May 18, 2021
    Assignee: SONY CORPORATION
    Inventor: Hiroaki Ishiwata
  • Patent number: 10978506
    Abstract: A solid-state imaging device including an imaging area where a plurality of unit pixels are disposed to capture a color image, wherein each of the unit pixels includes: a plurality of photoelectric conversion portions; a plurality of transfer gates, each of which is disposed in each of the photoelectric conversion portions to transfer signal charges from the photoelectric conversion portion; and a floating diffusion to which the signal charges are transferred from the plurality of the photoelectric conversion portions by the plurality of the transfer gates, wherein the plurality of the photoelectric conversion portions receive light of the same color to generate the signal charges, and wherein the signal charges transferred from the plurality of the photoelectric conversion portions to the floating diffusion are added to be output as an electrical signal.
    Type: Grant
    Filed: January 31, 2020
    Date of Patent: April 13, 2021
    Assignee: SONY SEMICONDUCTOR SOLUTIONS CORPORATION
    Inventor: Hiroaki Ishiwata
  • Publication number: 20210091132
    Abstract: A solid-state imaging device includes a semiconductor substrate; and a pixel unit having a plurality of pixels on the semiconductor substrate, wherein the pixel unit includes first pixel groups having two or more pixels and second pixel groups being different from the first pixel groups, wherein a portion of the pixels in the first pixel groups and a portion of the pixels in the second pixel groups share a floating diffusion element.
    Type: Application
    Filed: December 7, 2020
    Publication date: March 25, 2021
    Applicant: Sony Semiconductor Solutions Corporation
    Inventors: Hiroaki Ishiwata, Sanghoon Ha