Patents by Inventor Yuko Ohgishi

Yuko Ohgishi 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: 20240047504
    Abstract: A solid-state imaging device includes: plural photodiodes formed in different depths in a unit pixel area of a substrate; a plural vertical transistors formed in the depth direction from one face side of the substrate so that gate portions for reading signal charges obtained by photelectric conversion in the plural photodiodes are formed in depths corresponding to the respective photodiodes.
    Type: Application
    Filed: September 14, 2023
    Publication date: February 8, 2024
    Applicant: SONY GROUP CORPORATION
    Inventors: Taiichiro WATANABE, Akihiro YAMADA, Hideo KIDO, Hiromasa SAITO, Keiji MABUCHI, Yuko OHGISHI
  • Patent number: 11817473
    Abstract: A solid-state imaging device includes: plural photodiodes formed in different depths in a unit pixel area of a substrate; and plural vertical transistors formed in the depth direction from one face side of the substrate so that gate portions for reading signal charges obtained by photoelectric conversion in the plural photodiodes are formed in depths corresponding to the respective photodiodes.
    Type: Grant
    Filed: September 2, 2022
    Date of Patent: November 14, 2023
    Assignee: SONY GROUP CORPORATION
    Inventors: Taiichiro Watanabe, Akihiro Yamada, Hideo Kido, Hiromasa Saito, Keiji Mabuchi, Yuko Ohgishi
  • Publication number: 20220415961
    Abstract: A solid-state imaging device includes: plural photodiodes formed in different depths in a unit pixel area of a substrate; and plural vertical transistors formed in the depth direction from one face side of the substrate so that gate portions for reading signal charges obtained by photoelectric conversion in the plural photodiodes are formed in depths corresponding to the respective photodiodes.
    Type: Application
    Filed: September 2, 2022
    Publication date: December 29, 2022
    Applicant: Sony Group Corporation
    Inventors: Taiichiro Watanabe, Akihiro Yamada, Hideo Kido, Hiromasa Saito, Keiji Mabuchi, Yuko Ohgishi
  • Patent number: 11489001
    Abstract: A solid-state imaging device includes: plural photodiodes formed in different depths in a unit pixel area of a substrate; and plural vertical transistors formed in the depth direction from one face side of the substrate so that gate portions for reading signal charges obtained by photoelectric conversion in the plural photodiodes are formed in depths corresponding to the respective photodiodes.
    Type: Grant
    Filed: July 17, 2020
    Date of Patent: November 1, 2022
    Assignee: SONY CORPORATION
    Inventors: Taiichiro Watanabe, Akihiro Yamada, Hideo Kido, Hiromasa Saito, Keiji Mabuchi, Yuko Ohgishi
  • Publication number: 20200350358
    Abstract: A solid-state imaging device includes: plural photodiodes formed in different depths in a unit pixel area of a substrate; and plural vertical transistors formed in the depth direction from one face side of the substrate so that gate portions for reading signal charges obtained by photoelectric conversion in the plural photodiodes are formed in depths corresponding to the respective photodiodes.
    Type: Application
    Filed: July 17, 2020
    Publication date: November 5, 2020
    Applicant: Sony Corporation
    Inventors: Taiichiro Watanabe, Akihiro Yamada, Hideo Kido, Hiromasa Saito, Keiji Mabuchi, Yuko Ohgishi
  • Patent number: 10770500
    Abstract: A solid state imaging device having a light sensing section that performs photoelectric conversion of incident light includes: an insulating layer formed on a light receiving surface of the light sensing section; a layer having negative electric charges formed on the insulating layer; and a hole accumulation layer formed on the light receiving surface of the light sensing section.
    Type: Grant
    Filed: December 21, 2018
    Date of Patent: September 8, 2020
    Assignee: Sony Corporation
    Inventors: Itaru Oshiyama, Takashi Ando, Susumu Hiyama, Tetsuji Yamaguchi, Yuko Ohgishi, Harumi Ikeda
  • Patent number: 10748958
    Abstract: A solid-state imaging device includes: plural photodiodes formed in different depths in a unit pixel area of a substrate; and plural vertical transistors formed in the depth direction from one face side of the substrate so that gate portions for reading signal charges obtained by photoelectric conversion in the plural photodiodes are formed in depths corresponding to the respective photodiodes.
    Type: Grant
    Filed: December 20, 2018
    Date of Patent: August 18, 2020
    Assignee: Sony Corporation
    Inventors: Taiichiro Watanabe, Akihiro Yamada, Hideo Kido, Hiromasa Saito, Keiji Mabuchi, Yuko Ohgishi
  • Publication number: 20190148444
    Abstract: A solid state imaging device having a light sensing section that performs photoelectric conversion of incident light includes: an insulating layer formed on a light receiving surface of the light sensing section; a layer having negative electric charges formed on the insulating layer; and a hole accumulation layer formed on the light receiving surface of the light sensing section.
    Type: Application
    Filed: December 21, 2018
    Publication date: May 16, 2019
    Applicant: Sony Corporation
    Inventors: Itaru Oshiyama, Takashi Ando, Susumu Hiyama, Tetsuji Yamaguchi, Yuko Ohgishi, Harumi Ikeda
  • Publication number: 20190123093
    Abstract: A solid-state imaging device includes: plural photodiodes formed in different depths in a unit pixel area of a substrate; and plural vertical transistors formed in the depth direction from one face side of the substrate so that gate portions for reading signal charges obtained by photoelectric conversion in the plural photodiodes are formed in depths corresponding to the respective photodiodes.
    Type: Application
    Filed: December 20, 2018
    Publication date: April 25, 2019
    Applicant: Sony Corporation
    Inventors: Taiichiro Watanabe, Akihiro Yamada, Hideo Kido, Hiromasa Saito, Keiji Mabuchi, Yuko Ohgishi
  • Patent number: 10199427
    Abstract: A solid-state imaging device includes: plural photodiodes formed in different depths in a unit pixel area of a substrate; and plural vertical transistors formed in the depth direction from one face side of the substrate so that gate portions for reading signal charges obtained by photoelectric conversion in the plural photodiodes are formed in depths corresponding to the respective photodiodes.
    Type: Grant
    Filed: November 18, 2013
    Date of Patent: February 5, 2019
    Assignee: Sony Corporation
    Inventors: Taiichiro Watanabe, Akihiro Yamada, Hideo Kido, Hiromasa Saito, Keiji Mabuchi, Yuko Ohgishi
  • Patent number: 10192921
    Abstract: A solid state imaging device having a light sensing section that performs photoelectric conversion of incident light includes: an insulating layer formed on a light receiving surface of the light sensing section; a layer having negative electric charges formed on the insulating layer; and a hole accumulation layer formed on the light receiving surface of the light sensing section.
    Type: Grant
    Filed: August 2, 2017
    Date of Patent: January 29, 2019
    Assignee: Sony Corporation
    Inventors: Itaru Oshiyama, Takashi Ando, Susumu Hiyama, Tetsuji Yamaguchi, Yuko Ohgishi, Harumi Ikeda
  • Publication number: 20180204869
    Abstract: A solid state imaging device having a light sensing section that performs photoelectric conversion of incident light includes: an insulating layer formed on a light receiving surface of the light sensing section; a layer having negative electric charges formed on the insulating layer; and a hole accumulation layer formed on the light receiving surface of the light sensing section.
    Type: Application
    Filed: August 2, 2017
    Publication date: July 19, 2018
    Inventors: Itaru Oshiyama, Takashi Ando, Susumu Hiyama, Tetsuji Yamaguchi, Yuko Ohgishi, Harumi Ikeda
  • Patent number: 9954021
    Abstract: Realization of an adequate hole accumulation layer and reduction in dark current are allowed to become mutually compatible. A solid-state imaging device 1 having a light-receiving portion 12 to photoelectrically convert incident light is characterized by including a film 21, which is disposed on a light-receiving surface 12s of the above-described light-receiving portion 12 and which lowers an interface state, and a film 22, which is disposed on the above-described film 21 to lower the interface state and which has a negative fixed charge, wherein a hole accumulation layer 23 is disposed on the light-receiving surface 12s side of the light-receiving portion 12.
    Type: Grant
    Filed: October 21, 2016
    Date of Patent: April 24, 2018
    Assignee: Sony Corporation
    Inventors: Tetsuji Yamaguchi, Yuko Ohgishi, Takashi Ando, Harumi Ikeda
  • Patent number: 9947703
    Abstract: The present disclosure relates to a solid-state imaging device that can be made smaller in size, a method of manufacturing the solid-state imaging device, and an electronic apparatus. The solid-state imaging device includes a photoelectric conversion film that performs photoelectric conversion of light emitted from the back surface side of the semiconductor substrate. Also, in each pixel, a charge accumulation layer is formed to be in contact with the photoelectric conversion film on the back surface of the semiconductor substrate, a transfer path unit is formed to extend from the charge accumulation layer to a point near the front surface of the semiconductor substrate, and a memory unit is disposed near the back surface side of the semiconductor substrate, with a charge transfer gate being interposed between the memory unit and the transfer path unit.
    Type: Grant
    Filed: February 5, 2015
    Date of Patent: April 17, 2018
    Assignee: SONY SEMICONDUCTOR SOLUTIONS CORPORATION
    Inventors: Kenji Azami, Yusuke Otake, Yuko Ohgishi, Toshifumi Wakano, Atsushi Toda
  • Patent number: 9735192
    Abstract: A solid state imaging device having a light sensing section that performs photoelectric conversion of incident light includes: an insulating layer formed on a light receiving surface of the light sensing section; a layer having negative electric charges formed on the insulating layer; and a hole accumulation layer formed on the light receiving surface of the light sensing section.
    Type: Grant
    Filed: May 23, 2016
    Date of Patent: August 15, 2017
    Assignee: Sony Corporation
    Inventors: Itaru Oshiyama, Takashi Ando, Susumu Hiyama, Tetsuji Yamaguchi, Yuko Ohgishi, Harumi Ikeda
  • Publication number: 20170104024
    Abstract: Realization of an adequate hole accumulation layer and reduction in dark current are allowed to become mutually compatible. A solid-state imaging device 1 having a light-receiving portion 12 to photoelectrically convert incident light is characterized by including a film 21, which is disposed on a light-receiving surface 12s of the above-described light-receiving portion 12 and which lowers an interface state, and a film 22, which is disposed on the above-described film 21 to lower the interface state and which has a negative fixed charge, wherein a hole accumulation layer 23 is disposed on the light-receiving surface 12s side of the light-receiving portion 12.
    Type: Application
    Filed: October 21, 2016
    Publication date: April 13, 2017
    Inventors: Tetsuji Yamaguchi, Yuko Ohgishi, Takashi Ando, Harumi Ikeda
  • Publication number: 20160351606
    Abstract: The present disclosure relates to a solid-state imaging device that can be made smaller in size, a method of manufacturing the solid-state imaging device, and an electronic apparatus. The solid-state imaging device includes a photoelectric conversion film that performs photoelectric conversion of light emitted from the back surface side of the semiconductor substrate. Also, in each pixel, a charge accumulation layer is formed to be in contact with the photoelectric conversion film on the back surface of the semiconductor substrate, a transfer path unit is formed to extend from the charge accumulation layer to a point near the front surface of the semiconductor substrate, and a memory unit is disposed near the back surface side of the semiconductor substrate, with a charge transfer gate being interposed between the memory unit and the transfer path unit.
    Type: Application
    Filed: February 5, 2015
    Publication date: December 1, 2016
    Inventors: KENJI AZAMI, YUSUKE OTAKE, YUKO OHGISHI, TOSHIFUMI WAKANO, ATSUSHI TODA
  • Patent number: 9509929
    Abstract: A solid state imaging device including: a plurality of sensor sections formed in a semiconductor substrate in order to convert incident light into an electric signal; a peripheral circuit section formed in the semiconductor substrate so as to be positioned beside the sensor sections; and a layer having negative fixed electric charges that is formed on a light incidence side of the sensor sections in order to form a hole accumulation layer on light receiving surfaces of the sensor sections.
    Type: Grant
    Filed: June 23, 2015
    Date of Patent: November 29, 2016
    Assignee: Sony Corporation
    Inventor: Yuko Ohgishi
  • Patent number: 9496306
    Abstract: Realization of an adequate hole accumulation layer and reduction in dark current are allowed to become mutually compatible. A solid-state imaging device 1 having a light-receiving portion 12 to photoelectrically convert incident light is characterized by including a film 21, which is disposed on a light-receiving surface 12s of the above-described light-receiving portion 12 and which lowers an interface state, and a film 22, which is disposed on the above-described film 21 to lower the interface state and which has a negative fixed charge, wherein a hole accumulation layer 23 is disposed on the light-receiving surface 12s side of the light-receiving portion 12.
    Type: Grant
    Filed: March 11, 2013
    Date of Patent: November 15, 2016
    Assignee: Sony Corporation
    Inventors: Tetsuji Yamaguchi, Yuko Ohgishi, Takashi Ando, Harumi Ikeda
  • Publication number: 20160276401
    Abstract: A solid state imaging device having a light sensing section that performs photoelectric conversion of incident light includes: an insulating layer formed on a light receiving surface of the light sensing section; a layer having negative electric charges formed on the insulating layer; and a hole accumulation layer formed on the light receiving surface of the light sensing section.
    Type: Application
    Filed: May 23, 2016
    Publication date: September 22, 2016
    Inventors: Itaru Oshiyama, Takashi Ando, Susumu Hiyama, Tetsuji Yamaguchi, Yuko Ohgishi, Harumi Ikeda