Patents by Inventor Yoichi Ootsuka

Yoichi Ootsuka 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).

  • Patent number: 11961861
    Abstract: There is provided an image pickup element including a non-planar layer having a non-planar light incident surface in a light receiving region, and a microlens of an inorganic material which is provided on a side of the light incident surface of the non-planar layer, and collects incident light.
    Type: Grant
    Filed: March 29, 2023
    Date of Patent: April 16, 2024
    Assignee: Sony Group Corporation
    Inventors: Yoichi Ootsuka, Atsushi Yamamoto, Kensaku Maeda
  • Patent number: 11916092
    Abstract: The present disclosure relates to a solid-state imaging device, a manufacturing method thereof, and an electronic apparatus, in which both oblique light characteristics and sensitivity can be improved. The solid-state imaging device includes pixel array unit in which a plurality of pixels is two-dimensionally arranged in a matrix and multi-stage light shielding walls are provided between the pixels. The present disclosure is applicable to, for example, a back-illuminated type solid-state imaging device and the like.
    Type: Grant
    Filed: September 8, 2022
    Date of Patent: February 27, 2024
    Assignee: Sony Semiconductor Solutions Corporation
    Inventors: Ippei Yoshiba, Yoichi Ootsuka
  • Publication number: 20230299102
    Abstract: The present disclosure relates to an imaging element, a fabrication method, and electronic equipment by which an image having higher picture quality can be imaged. The imaging element includes a first light absorbing film formed in an effective pixel peripheral region, the effective pixel peripheral region being provided so as to enclose an outer side of an effective pixel region in which a plurality of pixels is disposed in a matrix, so as to cover a semiconductor substrate, a microlens layer provided as an upper layer than the first light absorbing film and having a microlens formed so as to condense light for each of the pixels in the effective pixel region, and a second light absorbing film provided as an upper layer than the microlens layer and formed in the effective pixel peripheral region. The present technology can be applied, for example, to a CMOS image sensor.
    Type: Application
    Filed: April 13, 2023
    Publication date: September 21, 2023
    Applicant: SONY SEMICONDUCTOR SOLUTIONS CORPORATION
    Inventor: Yoichi OOTSUKA
  • Publication number: 20230282661
    Abstract: A contact of a glass substrate with an on-chip lens is suppressed while suppressing occurrence of flare. A package includes a flattening film covering an on-chip lens formed on a light incidence side of a substrate having an element formed thereon, a transparent substrate formed on the light incidence side of the flattening film, a hollow portion formed in a region overlapping the on-chip lens when seen in a plan view with respect to at least one of between the flattening film and the transparent substrate and inside the transparent substrate, and a through-hole making the hollow portion communicate with the outside.
    Type: Application
    Filed: August 13, 2021
    Publication date: September 7, 2023
    Inventors: YOSUKE NITTA, NOBUTOSHI FUJII, SUGURU SAITO, YOICHI OOTSUKA
  • Publication number: 20230238415
    Abstract: There is provided an image pickup element including a non-planar layer having a non-planar light incident surface in a light receiving region, and a microlens of an inorganic material which is provided on a side of the light incident surface of the non-planar layer, and collects incident light.
    Type: Application
    Filed: March 29, 2023
    Publication date: July 27, 2023
    Inventors: Yoichi Ootsuka, Atsushi Yamamoto, Kensaku Maeda
  • Patent number: 11699712
    Abstract: A solid-state imaging device includes: a first lens layer; and a second lens layer, wherein the second lens layer is formed at least at a periphery of each first microlens formed based on the first lens layer, and the second lens layer present at a central portion of each of the first microlenses is thinner than the second lens layer present at the periphery of the first microlens or no second lens layer is present at the central portion of each of the first microlenses.
    Type: Grant
    Filed: December 6, 2021
    Date of Patent: July 11, 2023
    Assignee: Sony Group Corporation
    Inventors: Yoichi Ootsuka, Tomoyuki Yamashita, Kiyotaka Tabuchi, Yoshinori Toumiya, Akiko Ogino
  • Patent number: 11688751
    Abstract: A solid-state image pickup device includes: a filter section including filters that are disposed corresponding to respective pixels, and each allowing light of a color that corresponds to corresponding one of the pixels to transmit therethrough, in which the pixels are each configured to receive the light of the predetermined color; and a microlens array section including a plurality of microlenses each configured to collect the light for corresponding one of the pixels, in which the microlenses are stacked with respect to the filter section, and are arranged in an array pattern corresponding to the respective pixels. The microlenses have two or more shapes that are different from one another corresponding to the respective colors of the light to be received by the pixels, and each having an end that is in contact with the end of adjacent one of the microlenses.
    Type: Grant
    Filed: June 28, 2021
    Date of Patent: June 27, 2023
    Assignee: Sony Semiconductor Solutions Corporation
    Inventor: Yoichi Ootsuka
  • Patent number: 11670656
    Abstract: The present disclosure relates to an imaging element, a fabrication method, and electronic equipment by which an image having higher picture quality can be imaged. The imaging element includes a first light absorbing film formed in an effective pixel peripheral region, the effective pixel peripheral region being provided so as to enclose an outer side of an effective pixel region in which a plurality of pixels is disposed in a matrix, so as to cover a semiconductor substrate, a microlens layer provided as an upper layer than the first light absorbing film and having a microlens formed so as to condense light for each of the pixels in the effective pixel region, and a second light absorbing film provided as an upper layer than the microlens layer and formed in the effective pixel peripheral region. The present technology can be applied, for example, to a CMOS image sensor.
    Type: Grant
    Filed: November 16, 2021
    Date of Patent: June 6, 2023
    Assignee: SONY SEMICONDUCTOR SOLUTIONS CORPORATION
    Inventor: Yoichi Ootsuka
  • Publication number: 20230154962
    Abstract: The present disclosure relates to a solid-state image-capturing device, a semiconductor apparatus, an electronic apparatus, and a manufacturing method that enable improvement in reliability of through electrodes and increase in density of through electrodes. A common opening portion is formed including a through electrode formation region that is a region in which the plurality of through electrodes electrically connected respectively to a plurality of electrode pads provided on a joint surface side from a device formation surface of a semiconductor substrate is formed. Then, a plurality of through portions is formed so as to penetrate to the plurality of respective electrode pads in the common opening portion, and wiring is formed along the common opening portion and the through portions from the electrode pads to the device formation surface corresponding to the respective through electrodes. The present technology can be applied to a layer-type solid-state image-capturing device, for example.
    Type: Application
    Filed: September 21, 2022
    Publication date: May 18, 2023
    Inventor: YOICHI OOTSUKA
  • Patent number: 11646339
    Abstract: There is provided an image pickup element including a non-planar layer having a non-planar light incident surface in a light receiving region, and a microlens of an inorganic material which is provided on a side of the light incident surface of the non-planar layer, and collects incident light.
    Type: Grant
    Filed: May 10, 2022
    Date of Patent: May 9, 2023
    Assignee: Sony Group Corporation
    Inventors: Yoichi Ootsuka, Atsushi Yamamoto, Kensaku Maeda
  • Publication number: 20230060413
    Abstract: Provided is a semiconductor device having high planarity in an in-plane direction. This semiconductor device includes a semiconductor substrate, a first plating film pattern, a second plating film pattern, and an insulating layer. The semiconductor substrate has a first surface, and a second surface on a side opposite to the first surface. The first plating film pattern includes a first portion that covers a first regional portion of the first surface, and a second portion that is stacked to cover a portion of the first portion. The second plating film pattern includes a third portion that covers a second regional portion different from the first regional portion of the first surface, and also includes a fourth portion that is stacked to cover a portion of the third portion. A portion between the second portion and the fourth portion is filled with the insulating layer.
    Type: Application
    Filed: October 13, 2022
    Publication date: March 2, 2023
    Inventors: TAKAHIRO KAMEI, YOICHI OOTSUKA
  • Publication number: 20230005973
    Abstract: The present disclosure relates to a solid-state imaging device, a manufacturing method thereof, and an electronic apparatus, in which both oblique light characteristics and sensitivity can be improved. The solid-state imaging device includes pixel array unit in which a plurality of pixels is two-dimensionally arranged in a matrix and multi-stage light shielding walls are provided between the pixels. The present disclosure is applicable to, for example, a back-illuminated type solid-state imaging device and the like.
    Type: Application
    Filed: September 8, 2022
    Publication date: January 5, 2023
    Applicant: SONY SEMICONDUCTOR SOLUTIONS CORPORATION
    Inventors: Ippei YOSHIBA, Yoichi OOTSUKA
  • Patent number: 11488893
    Abstract: Provided is a semiconductor device having high planarity in an in-plane direction. This semiconductor device includes a semiconductor substrate, a first plating film pattern, a second plating film pattern, and an insulating layer. The semiconductor substrate has a first surface, and a second surface on a side opposite to the first surface. The first plating film pattern includes a first portion that covers a first regional portion of the first surface, and a second portion that is stacked to cover a portion of the first portion. The second plating film pattern includes a third portion that covers a second regional portion different from the first regional portion of the first surface, and also includes a fourth portion that is stacked to cover a portion of the third portion. A portion between the second portion and the fourth portion is filled with the insulating layer.
    Type: Grant
    Filed: February 18, 2019
    Date of Patent: November 1, 2022
    Assignee: SONY SEMICONDUCTOR SOLUTIONS CORPORATION
    Inventors: Takahiro Kamei, Yoichi Ootsuka
  • Patent number: 11482561
    Abstract: The present disclosure relates to a solid-state imaging device, a manufacturing method thereof, and an electronic apparatus, in which both oblique light characteristics and sensitivity can be improved. The solid-state imaging device includes pixel array unit in which a plurality of pixels is two-dimensionally arranged in a matrix and multi-stage light shielding walls are provided between the pixels. The present disclosure is applicable to, for example, a back-illuminated type solid-state imaging device and the like.
    Type: Grant
    Filed: April 17, 2020
    Date of Patent: October 25, 2022
    Assignee: SONY SEMICONDUCTOR SOLUTIONS CORPORATION
    Inventors: Ippei Yoshiba, Yoichi Ootsuka
  • Patent number: 11482557
    Abstract: Provided are a solid-state image-capturing device, a semiconductor apparatus, an electronic apparatus, and a manufacturing method that enable improvement in reliability of through electrodes and increase in density of through electrodes. A common opening portion is formed including a through electrode formation region that is a region in which the plurality of through electrodes electrically connected respectively to a plurality of electrode pads provided on a joint surface side from a device formation surface of a semiconductor substrate is formed. A plurality of through portions is formed so as to penetrate to the plurality of respective electrode pads in the common opening portion, and wiring is formed along the common opening portion and the through portions from the electrode pads to the device formation surface corresponding to the respective through electrodes. The present technology can be applied to a layer-type solid-state image-capturing device, for example.
    Type: Grant
    Filed: March 8, 2019
    Date of Patent: October 25, 2022
    Assignee: SONY SEMICONDUCTOR SOLUTIONS CORPORATION
    Inventor: Yoichi Ootsuka
  • Publication number: 20220310680
    Abstract: The present disclosure relates to a backside illumination type solid-state imaging device, a manufacturing method for a backside illumination type solid-state imaging device, an imaging apparatus, and electronic equipment by which the manufacturing cost can be reduced. A singulated memory circuit and a singulated logic circuit are laid out in a horizontal direction and are embedded by an oxide film and flattened, and then are stacked so as to be contained in a plane direction under a solid-state imaging element. The present disclosure can be applied to an imaging apparatus.
    Type: Application
    Filed: June 15, 2022
    Publication date: September 29, 2022
    Applicant: SONY SEMICONDUCTOR SOLUTIONS CORPORATION
    Inventors: Taizo TAKACHI, Yuichi YAMAMOTO, Suguru SAITO, Satoru WAKIYAMA, Yoichi OOTSUKA, Naoki KOMAI, Kaori TAKIMOTO, Tadashi IIJIMA, Masaki HANEDA, Masaya NAGATA
  • Publication number: 20220310689
    Abstract: Image quality of an imaging element having a configuration in which pixels having color filters are arranged two-dimensionally is prevented from being lowered. An imaging element includes a plurality of pixels and incident light attenuation sections. The pixel includes a color filter transmitting incident light having a predetermined wavelength, and a photoelectric conversion section that produces an electric charge according to the light transmitted through the color filter. The incident light attenuation section is disposed between the color filters of the adjacent pixels, is configured to be different in surface height from the color filters, and attenuates light not transmitted through the color filter but incident on the photoelectric conversion section of the pixel where the color filter is disposed.
    Type: Application
    Filed: June 16, 2022
    Publication date: September 29, 2022
    Applicant: SONY SEMICONDUCTOR SOLUTIONS CORPORATION
    Inventors: Yuichi SEKI, Yoichi OOTSUKA
  • Publication number: 20220278156
    Abstract: There is provided an image pickup element including a non-planar layer having a non-planar light incident surface in a light receiving region, and a microlens of an inorganic material which is provided on a side of the light incident surface of the non-planar layer, and collects incident light.
    Type: Application
    Filed: May 10, 2022
    Publication date: September 1, 2022
    Inventors: Yoichi Ootsuka, Atsushi Yamamoto, Kensaku Maeda
  • Patent number: 11411031
    Abstract: There is provided an image pickup element including a non-planar layer having a non-planar light incident surface in a light receiving region, and a microlens of an inorganic material which is provided on a side of the light incident surface of the non-planar layer, and collects incident light.
    Type: Grant
    Filed: October 3, 2019
    Date of Patent: August 9, 2022
    Assignee: Sony Group Corporation
    Inventors: Yoichi Ootsuka, Atsushi Yamamoto, Kensaku Maeda
  • Patent number: 11404462
    Abstract: Image quality of an imaging element having a configuration in which pixels having color filters are arranged two-dimensionally is prevented from being lowered. An imaging element includes a plurality of pixels and incident light attenuation sections. The pixel includes a color filter transmitting incident light having a predetermined wavelength, and a photoelectric conversion section that produces an electric charge according to the light transmitted through the color filter. The incident light attenuation section is disposed between the color filters of the adjacent pixels, is configured to be different in surface height from the color filters, and attenuates light not transmitted through the color filter but incident on the photoelectric conversion section of the pixel where the color filter is disposed.
    Type: Grant
    Filed: May 2, 2018
    Date of Patent: August 2, 2022
    Assignee: Sony Semiconductor Solutions Corporation
    Inventors: Yuichi Seki, Yoichi Ootsuka