Patents by Inventor Sintaro Nakajiki

Sintaro Nakajiki 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: 20250081653
    Abstract: The present technology relates to a solid-state imaging device, a manufacturing method, and an electronic device, which can improve sensitivity while improving color mixing. The solid-state imaging device includes a first wall provided between a pixel and a pixel arranged two-dimensionally to isolate the pixels, in which the first wall includes at least two layers including a light shielding film of a lowermost layer and a low refractive index film of which refractive index is lower than the light shielding film. The present technology can be applied to, for example, a solid-state imaging device, an electronic device having an imaging function, and the like.
    Type: Application
    Filed: November 15, 2024
    Publication date: March 6, 2025
    Applicant: SONY SEMICONDUCTOR SOLUTIONS CORPORATION
    Inventors: Yuka NAKAMOTO, Yukihiro SAYAMA, Nobuyuki OHBA, Sintaro NAKAJIKI
  • Patent number: 12166057
    Abstract: The present technology relates to a solid-state imaging device, a manufacturing method, and an electronic device, which can improve sensitivity while improving color mixing. The solid-state imaging device includes a first wall provided between a pixel and a pixel arranged two-dimensionally to isolate the pixels, in which the first wall includes at least two layers including a light shielding film of a lowermost layer and a low refractive index film of which refractive index is lower than the light shielding film. The present technology can be applied to, for example, a solid-state imaging device, an electronic device having an imaging function, and the like.
    Type: Grant
    Filed: September 23, 2022
    Date of Patent: December 10, 2024
    Assignee: Sony Semiconductor Solutions Corporation
    Inventors: Yuka Nakamoto, Yukihiro Sayama, Nobuyuki Ohba, Sintaro Nakajiki
  • Publication number: 20240162261
    Abstract: A light detection element includes a substrate on which a plurality of light reception units is arranged in pixel units, and a filter formed over a plurality of adjacent pixels on the substrate, the filter that cuts visible light and transmits infrared light.
    Type: Application
    Filed: February 4, 2022
    Publication date: May 16, 2024
    Applicant: SONY SEMICONDUCTOR SOLUTIONS CORPORATION
    Inventor: Sintaro NAKAJIKI
  • Patent number: 11881495
    Abstract: The present technology relates to a solid-state imaging apparatus capable of suppressing occurrence of color mixing, a method for manufacturing the solid-state imaging apparatus, and an electronic device. The solid-state imaging apparatus includes a plurality of pixels arranged in a pixel region. Each of the pixels has: a first optical filter layer disposed on a photoelectric conversion unit; a second optical filter layer disposed on the first optical filter layer; and a separation wall separating at least a part of the first optical filter layer for each of the pixels. Either the first optical filter layer or the second optical filter layer in at least one of the pixels is formed by an infrared cut filter, while the other is formed by a color filter. The present technology can be applied to a CMOS image sensor including a visible light pixel.
    Type: Grant
    Filed: June 16, 2021
    Date of Patent: January 23, 2024
    Assignee: SONY SEMICONDUCTOR SOLUTIONS CORORATION
    Inventors: Sintaro Nakajiki, Yukihiro Sayama
  • Publication number: 20230230986
    Abstract: A solid-state imaging element according to the present disclosure includes a first light receiving pixel, a second light receiving pixel, and a metal layer. The first light receiving pixel receives visible light. The second light receiving pixel receives infrared light. The metal layer is provided to face at least one of a photoelectric conversion unit of the first light receiving pixel and a photoelectric conversion unit of the second light receiving pixel on an opposite side of a light incident side, and contains tungsten as a main component.
    Type: Application
    Filed: April 14, 2021
    Publication date: July 20, 2023
    Applicant: SONY SEMICONDUCTOR SOLUTIONS CORPORATION
    Inventors: Yoshiaki MASUDA, Kazuyoshi YAMASHITA, Shinichiro KURIHARA, Syogo KUROGI, Yusuke UESAKA, Toshiki SAKAMOTO, Hiroyuki KAWANO, Masatoshi IWAMOTO, Takashi TERADA, Sintaro NAKAJIKI, Shinta KOBAYASHI, Chihiro ARAI
  • Publication number: 20230215901
    Abstract: A solid-state imaging element that includes a semiconductor layer, a floating diffusion region (FD), a penetrating pixel separation region, and a non-penetrating pixel separation region. In the semiconductor layer, a visible-light pixel (PDc) that receives visible light and an infrared-light pixel (PDw) that receives infrared light are two-dimensionally arranged. The floating diffusion region is provided in the semiconductor layer and is shared by adjacent visible-light and infrared-light pixels. The penetrating pixel separation region is provided in a region excluding a region corresponding to the floating diffusion region in an inter-pixel region of the visible-light pixel and the infrared-light pixel, and penetrates the semiconductor layer in a depth direction.
    Type: Application
    Filed: April 12, 2021
    Publication date: July 6, 2023
    Applicant: SONY SEMICONDUCTOR SOLUTIONS CORPORATION
    Inventors: Kazuyoshi YAMASHITA, Yoshiaki MASUDA, Shinichiro KURIHARA, Syogo KUROGI, Yusuke UESAKA, Toshiki SAKAMOTO, Hiroyuki KAWANO, Masatoshi IWAMOTO, Takashi TERADA, Sintaro NAKAJIKI
  • Publication number: 20230197748
    Abstract: The solid-state imaging element includes a plurality of first light receiving pixels that receives visible light, a plurality of second light receiving pixels that receives infrared light, a separation region, and a light shielding wall. The plurality of first light receiving pixels and the plurality of second light receiving pixels are arranged in a matrix, and the separation regionis arranged in a lattice pattern, light and has a plurality of intersection portions The light shielding wall is provided in the separation region and includes a first light shielding wall provided along a first direction in plan view, and a second light shielding wall provided along a second direction intersecting the first direction in plan view. In addition, the first light shielding wall and the second light shielding wall are spaced apart at the intersection portionof at least a part of the separation region.
    Type: Application
    Filed: April 13, 2021
    Publication date: June 22, 2023
    Applicant: SONY SEMICONDUCTOR SOLUTIONS CORPORATION
    Inventors: Yusuke UESAKA, Kazuyoshi YAMASHITA, Yoshiaki MASUDA, Shinichiro KURIHARA, Syogo KUROGI, Toshiki SAKAMOTO, Hiroyuki KAWANO, Masatoshi IWAMOTO, Takashi TERADA, Sintaro NAKAJIKI
  • Publication number: 20230079834
    Abstract: The present technology relates to a solid-state imaging device, a manufacturing method, and an electronic device, which can improve sensitivity while improving color mixing. The solid-state imaging device includes a first wall provided between a pixel and a pixel arranged two-dimensionally to isolate the pixels, in which the first wall includes at least two layers including a light shielding film of a lowermost layer and a low refractive index film of which refractive index is lower than the light shielding film. The present technology can be applied to, for example, a solid-state imaging device, an electronic device having an imaging function, and the like.
    Type: Application
    Filed: September 23, 2022
    Publication date: March 16, 2023
    Applicant: SONY SEMICONDUCTOR SOLUTIONS CORPORATION
    Inventors: YUKA NAKAMOTO, YUKIHIRO SAYAMA, NOBUYUKI OHBA, SINTARO NAKAJIKI
  • Patent number: 11532659
    Abstract: The present technology relates to a solid-state imaging device, a manufacturing method, and an electronic device, which can improve sensitivity while improving color mixing. The solid-state imaging device includes a first wall provided between a pixel and a pixel arranged two-dimensionally to isolate the pixels, in which the first wall includes at least two layers including a light shielding film of a lowermost layer and a low refractive index film of which refractive index is lower than the light shielding film. The present technology can be applied to, for example, a solid-state imaging device, an electronic device having an imaging function, and the like.
    Type: Grant
    Filed: April 24, 2020
    Date of Patent: December 20, 2022
    Assignee: SONY SEMICONDUCTOR SOLUTIONS CORPORATION
    Inventors: Yuka Nakamoto, Yukihiro Sayama, Nobuyuki Ohba, Sintaro Nakajiki
  • Publication number: 20220068991
    Abstract: A light-shielding body that shields incident light from an adjacent pixel is easily formed even in a case where the pixel is made finer. An imaging element is provided with a photoelectric conversion unit, an insulating film, an incident light transmitting film, and a light-shielding body. The photoelectric conversion unit is formed in a semiconductor substrate to perform photoelectric conversion of incident light from a subject and is arranged in a plurality of pixels. The insulating film is arranged on a plurality of pixels to insulate the semiconductor substrate. The incident light transmitting film is arranged adjacent to the insulating film of the plurality of pixels and transmits the incident light. The light-shielding body is arranged in a groove formed in the incident light transmitting film on a peripheral edge of each of the plurality of pixels to shield the incident light.
    Type: Application
    Filed: November 22, 2019
    Publication date: March 3, 2022
    Inventors: Yoshikazu TANAKA, Nobuyuki OHBA, Sintaro NAKAJIKI, Yukihiro SAYAMA, Yuka OHKUBO, Tsubasa NISHIYAMA, Kenju NISHIKIDO, Yousuke HAGIHARA
  • Publication number: 20210318247
    Abstract: To provide a chip for detecting a biological substance with high detection accuracy. The present technology provides a chip for detecting a biological substance, including: a plurality of pixels, in which each of the pixels includes at least a holding surface for holding the biological substance and a photoelectric conversion unit that is provided below the holding surface and on a semiconductor substrate, and a color-mixture suppressing unit is provided between the pixels. Further, the present technology provides a biological-substance detection apparatus and a biological-substance detection system using the chip for detecting a biological substance.
    Type: Application
    Filed: November 7, 2019
    Publication date: October 14, 2021
    Inventors: Yoshiaki MASUDA, Sintaro NAKAJIKI, Yuka OHKUBO, Tomohiro YAMAZAKI
  • Publication number: 20210313368
    Abstract: The present technology relates to a solid-state imaging apparatus capable of suppressing occurrence of color mixing, a method for manufacturing the solid-state imaging apparatus, and an electronic device. The solid-state imaging apparatus includes a plurality of pixels arranged in a pixel region. Each of the pixels has: a first optical filter layer disposed on a photoelectric conversion unit; a second optical filter layer disposed on the first optical filter layer; and a separation wall separating at least a part of the first optical filter layer for each of the pixels. Either the first optical filter layer or the second optical filter layer in at least one of the pixels is formed by an infrared cut filter, while the other is formed by a color filter. The present technology can be applied to a CMOS image sensor including a visible light pixel.
    Type: Application
    Filed: June 16, 2021
    Publication date: October 7, 2021
    Applicant: SONY SEMICONDUCTOR SOLUTIONS CORPORATION
    Inventors: Sintaro NAKAJIKI, Yukihiro SAYAMA
  • Patent number: 11069730
    Abstract: The present technology relates to a solid-state imaging apparatus capable of suppressing occurrence of color mixing, a method for manufacturing the solid-state imaging apparatus, and an electronic device. The solid-state imaging apparatus includes a plurality of pixels arranged in a pixel region. Each of the pixels has: a first optical filter layer disposed on a photoelectric conversion unit; a second optical filter layer disposed on the first optical filter layer; and a separation wall separating at least a part of the first optical filter layer for each of the pixels. Either the first optical filter layer or the second optical filter layer in at least one of the pixels is formed by an infrared cut filter, while the other is formed by a color filter. The present technology can be applied to a CMOS image sensor including a visible light pixel.
    Type: Grant
    Filed: August 31, 2017
    Date of Patent: July 20, 2021
    Assignee: Sony Semiconductor Solutions Corporation
    Inventors: Sintaro Nakajiki, Yukihiro Sayama
  • Patent number: 10910423
    Abstract: The present technology relates to a solid-state imaging device, a manufacturing method, and an electronic device, which can improve sensitivity while improving color mixing. The solid-state imaging device includes a first wall provided between a pixel and a pixel arranged two-dimensionally to isolate the pixels, in which the first wall includes at least two layers including a light shielding film of a lowermost layer and a low refractive index film of which refractive index is lower than the light shielding film. The present technology can be applied to, for example, a solid-state imaging device, an electronic device having an imaging function, and the like.
    Type: Grant
    Filed: July 21, 2020
    Date of Patent: February 2, 2021
    Assignee: Sony Semiconductor Solutions Corporation
    Inventors: Yuka Nakamoto, Yukihiro Sayama, Nobuyuki Ohba, Sintaro Nakajiki
  • Publication number: 20200350352
    Abstract: The present technology relates to a solid-state imaging device, a manufacturing method, and an electronic device, which can improve sensitivity while improving color mixing. The solid-state imaging device includes a first wall provided between a pixel and a pixel arranged two-dimensionally to isolate the pixels, in which the first wall includes at least two layers including a light shielding film of a lowermost layer and a low refractive index film of which refractive index is lower than the light shielding film. The present technology can be applied to, for example, a solid-state imaging device, an electronic device having an imaging function, and the like.
    Type: Application
    Filed: July 21, 2020
    Publication date: November 5, 2020
    Applicant: SONY SEMICONDUCTOR SOLUTIONS CORPORATION
    Inventors: YUKA NAKAMOTO, YUKIHIRO SAYAMA, NOBUYUKI OHBA, SINTARO NAKAJIKI
  • Publication number: 20200251514
    Abstract: The present technology relates to a solid-state imaging device, a manufacturing method, and an electronic device, which can improve sensitivity while improving color mixing. The solid-state imaging device includes a first wall provided between a pixel and a pixel arranged two-dimensionally to isolate the pixels, in which the first wall includes at least two layers including a light shielding film of a lowermost layer and a low refractive index film of which refractive index is lower than the light shielding film. The present technology can be applied to, for example, a solid-state imaging device, an electronic device having an imaging function, and the like.
    Type: Application
    Filed: April 24, 2020
    Publication date: August 6, 2020
    Inventors: YUKA NAKAMOTO, YUKIHIRO SAYAMA, NOBUYUKI OHBA, SINTARO NAKAJIKI
  • Patent number: 10636826
    Abstract: The present technology relates to a solid-state imaging device, a manufacturing method, and an electronic device, which can improve sensitivity while improving color mixing. The solid-state imaging device includes a first wall provided between a pixel and a pixel arranged two-dimensionally to isolate the pixels, in which the first wall includes at least two layers including a light shielding film of a lowermost layer and a low refractive index film of which refractive index is lower than the light shielding film. The present technology can be applied to, for example, a solid-state imaging device, an electronic device having an imaging function, and the like.
    Type: Grant
    Filed: October 12, 2016
    Date of Patent: April 28, 2020
    Assignee: SONY SEMICONDUCTOR SOLUTIONS CORPORATION
    Inventors: Yuka Nakamoto, Yukihiro Sayama, Nobuyuki Ohba, Sintaro Nakajiki
  • Publication number: 20190206917
    Abstract: The present technology relates to a solid-state imaging apparatus capable of suppressing occurrence of color mixing, a method for manufacturing the solid-state imaging apparatus, and an electronic device. The solid-state imaging apparatus includes a plurality of pixels arranged in a pixel region. Each of the pixels has: a first optical filter layer disposed on a photoelectric conversion unit; a second optical filter layer disposed on the first optical filter layer; and a separation wall separating at least a part of the first optical filter layer for each of the pixels. Either the first optical filter layer or the second optical filter layer in at least one of the pixels is formed by an infrared cut filter, while the other is formed by a color filter. The present technology can be applied to a CMOS image sensor including a visible light pixel.
    Type: Application
    Filed: August 31, 2017
    Publication date: July 4, 2019
    Applicant: SONY SEMICONDUCTOR SOLUTIONS CORPORATION
    Inventors: Sintaro NAKAJIKI, Yukihiro SAYAMA
  • Publication number: 20180301491
    Abstract: The present technology relates to a solid-state imaging device, a manufacturing method, and an electronic device, which can improve sensitivity while improving color mixing. The solid-state imaging device includes a first wall provided between a pixel and a pixel arranged two-dimensionally to isolate the pixels, in which the first wall includes at least two layers including a light shielding film of a lowermost layer and a low refractive index film of which refractive index is lower than the light shielding film. The present technology can be applied to, for example, a solid-state imaging device, an electronic device having an imaging function, and the like.
    Type: Application
    Filed: October 12, 2016
    Publication date: October 18, 2018
    Inventors: YUKA NAKAMOTO, YUKIHIRO SAYAMA, NOBUYUKI OHBA, SINTARO NAKAJIKI
  • Patent number: 9263493
    Abstract: Provided is an image pickup element, including: condenser lenses made of a resin containing fine metal particles; photoelectric conversion elements formed in a silicon substrate and each configured to photoelectrically convert incident light that enter from an outside through corresponding one of the condenser lenses; and a protective film made of a silicon compound, the protective film being formed between the condenser lenses and the silicon substrate.
    Type: Grant
    Filed: July 24, 2014
    Date of Patent: February 16, 2016
    Assignee: SONY CORPORATION
    Inventors: Sintaro Nakajiki, Yukihiro Sayama, Yoshinori Toumiya, Tadayuki Dofuku, Toyomi Jinwaki