Patents by Inventor Tomohiro Yamazaki

Tomohiro Yamazaki 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: 20220130879
    Abstract: The purpose of the present disclosure is to improve the dynamic range of an image sensor including a polarization pixel. The image sensor includes: a high-sensitivity pixel group; and a low-sensitivity pixel group. The high-sensitivity pixel group included in the image sensor includes a plurality of high-sensitivity pixels. The low-sensitivity pixel group included in the image sensor includes a plurality of low-sensitivity pixels. A polarization unit that causes incident light in a predetermined polarization direction to be transmitted therethrough is disposed in part of pixels of at least the high-sensitivity pixel group, of the high-sensitivity pixel group and the low-sensitivity pixel group.
    Type: Application
    Filed: January 7, 2020
    Publication date: April 28, 2022
    Inventors: TOMOHIRO YAMAZAKI, SHINICHIRO NOUDO, IPPEI YOSHIBA, HIROTAKA TAKESHITA, TAKUJI MATSUMOTO, OSAMU OKA, TOSHIYA HASHIGUCHI
  • Patent number: 11284046
    Abstract: A decrease in strength is reduced of a polarizer of an imaging element in which the polarizer that detects polarization information of a subject is arranged. The imaging element includes a plurality of pixels. The plurality of pixels included in the imaging element each includes a color filter that transmits light having a predetermined wavelength of incident light and a polarizer that performs polarization of the incident light, and generates an image signal based on the incident light transmitted through the color filter and the polarizer. The polarizer included in each of the plurality of pixels adjusts the polarization depending on the color filter in a corresponding one of the pixels of the imaging element.
    Type: Grant
    Filed: February 5, 2019
    Date of Patent: March 22, 2022
    Assignee: SONY SEMICONDUCTOR SOLUTIONS CORPORATION
    Inventors: Yukari Taguchi, Shinichiro Noudo, Tomohiro Yamazaki
  • Patent number: 11221988
    Abstract: The present invention provides a file management device that makes it possible to assign a file name according to a user's preference. There is provided a file management device includes: a memory; and a processor coupled to the memory and the processor configured to: presume a naming rule of the file names based on file names of data files present in a folder; register the naming rule, presumed by the rule presuming section, in a rule storages section in association with the folder; and assign a file name to a data file according to a naming rule associated with a folder in which the data file is present among the naming rules stored in the rule storage section.
    Type: Grant
    Filed: April 3, 2018
    Date of Patent: January 11, 2022
    Assignee: PFU LIMITED
    Inventors: Marika Kaneko, Tomohiro Yamazaki
  • Patent number: 11217617
    Abstract: An imaging element of the present disclosure includes: a photoelectric conversion section 21 provided in a substrate 30; a polarizer 50 formed over the photoelectric conversion section 21, with a single ground insulating layer 31 interposed therebetween; and a light shielding section 41A formed on an upper side of a peripheral region 21? around the photoelectric conversion section 21.
    Type: Grant
    Filed: April 18, 2018
    Date of Patent: January 4, 2022
    Assignee: Sony Semiconductor Solutions Corporation
    Inventors: Kentaro Akiyama, Takuma Matsuno, Takashi Terada, Tomohiro Yamazaki
  • Patent number: 11202046
    Abstract: An image processor according to the present disclosure includes: a multiplier that receives image data from a pixel section including pixels of a plurality of colors and multiplies the image data by an adjustment parameter that adjusts a color level in each of the pixels; an adjuster that calculates a ratio of respective colors in each of the pixels in the image data and adjusts a value of the adjustment parameter on the basis of the ratio of the respective colors; and a binarization processor that extracts a target image of a specific color on the basis of the image data multiplied by the adjustment parameter.
    Type: Grant
    Filed: May 17, 2017
    Date of Patent: December 14, 2021
    Assignee: Sony Corporation
    Inventors: Hironobu Katayama, Shuji Uehara, Yoshinori Muramatsu, Tomohiro Yamazaki
  • Publication number: 20210352258
    Abstract: An imaging apparatus including an imaging lens, and an image sensor array of first and second image sensor units, wherein a single first image sensor unit includes a single first microlens and a plurality of image sensors, a single second image sensor unit includes a single second microlens and a single image sensor, light passing through the imaging lens and reaching each first image sensor unit passes through the first microlens and forms an image on the image sensors constituting the first image sensor unit, light passing through the imaging lens and reaching each second image sensor unit passes through the second microlens and forms an image on the image sensor constituting the second image sensor unit, an inter-unit light shielding layer is formed between the image sensor units, and a light shielding layer is not formed between the image sensor units constituting the first image sensor unit.
    Type: Application
    Filed: July 21, 2021
    Publication date: November 11, 2021
    Applicant: Sony Semiconductor Solutions Corporation
    Inventor: Tomohiro Yamazaki
  • 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: 20210266425
    Abstract: Provided is an electronic device that decreases a width of a bezel, and restricts a decrease in an image quality of an image captured with a camera. The electronic device includes: a displaying unit; and a capture unit arranged on a side opposite a displaying surface of the displaying unit. The capture unit includes: a plurality of photoelectric-conversion units that converts light that has been made to enter through the displaying unit into electricity; and a plurality of polarization elements arranged on a light entering side of at least one photoelectric-conversion unit of the plurality of photoelectric-conversion units.
    Type: Application
    Filed: February 25, 2021
    Publication date: August 26, 2021
    Inventors: Masashi Nakata, Tomohiro Yamazaki, Junichi Kanai, Yuichiro Baba
  • Patent number: 11082680
    Abstract: An imaging apparatus including an imaging lens, and an image sensor array of first and second image sensor units, wherein a single first image sensor unit includes a single first microlens and a plurality of image sensors, a single second image sensor unit includes a single second microlens and a single image sensor, light passing through the imaging lens and reaching each first image sensor unit passes through the first microlens and forms an image on the image sensors constituting the first image sensor unit, light passing through the imaging lens and reaching each second image sensor unit passes through the second microlens and forms an image on the image sensor constituting the second image sensor unit, an inter-unit light shielding layer is formed between the image sensor units, and a light shielding layer is not formed between the image sensor units constituting the first image sensor unit.
    Type: Grant
    Filed: July 27, 2020
    Date of Patent: August 3, 2021
    Assignee: SONY SEMICONDUCTOR SOLUTIONS CORPORATION
    Inventor: Tomohiro Yamazaki
  • Patent number: 11044387
    Abstract: A stacked imaging device includes a polarizer and a plurality of photoelectric conversion units that is stacked, and the polarizer and the plurality of photoelectric conversion units are stacked, with the polarizer being disposed closer to the light incident side than the plurality of photoelectric conversion units.
    Type: Grant
    Filed: March 7, 2018
    Date of Patent: June 22, 2021
    Assignee: SONY SEMICONDUCTOR SOLUTIONS CORPORATION
    Inventors: Kentaro Akiyama, Tomohiro Yamazaki, Shintarou Hirata
  • Publication number: 20210160463
    Abstract: A decrease in strength is reduced of a polarizer of an imaging element in which the polarizer that detects polarization information of a subject is arranged. The imaging element includes a plurality of pixels. The plurality of pixels included in the imaging element each includes a color filter that transmits light having a predetermined wavelength of incident light and a polarizer that performs polarization of the incident light, and generates an image signal based on the incident light transmitted through the color filter and the polarizer. The polarizer included in each of the plurality of pixels adjusts the polarization depending on the color filter in a corresponding one of the pixels of the imaging element.
    Type: Application
    Filed: February 5, 2019
    Publication date: May 27, 2021
    Inventors: YUKARI TAGUCHI, SHINICHIRO NOUDO, TOMOHIRO YAMAZAKI
  • Publication number: 20210140502
    Abstract: Provided is a method of manufacturing a spring for inspecting the stress distribution of the spring under load. The method for manufacturing a spring (1) includes the steps of applying a load to the spring (1), measuring the stress of the spring (1) under the load, and releasing the load applied to the spring (1), the measuring the stress of the spring (1) being made by measuring the stress on the surface of the active part of the spring (1) using X-ray diffraction with the cosa method, and the method further including the step of determining whether the magnitude of the stress of the spring (1) meets a criterion.
    Type: Application
    Filed: May 9, 2019
    Publication date: May 13, 2021
    Inventors: Tomohiro YAMAZAKI, Fumihiro KINO, Yoshizumi FUKUDA, Yuji SODA
  • Patent number: 11004884
    Abstract: An imaging device includes one or more insulating layers on a substrate; an effective region including: a polarization layer in the one or more insulating layers and including one or more polarizers that polarize light; and at least one first photoelectric conversion region in the substrate and that converts incident light polarized by the one or more polarizers into electric charge; and a peripheral region outside the effective region and including: one or more wiring layers that include a pad portion in a same layer of the one or more insulating layers as the polarization layer.
    Type: Grant
    Filed: March 9, 2018
    Date of Patent: May 11, 2021
    Assignee: Sony Semiconductor Solutions Corporation
    Inventors: Takashi Machida, Kentaro Akiyama, Tomohiro Yamazaki
  • Publication number: 20210057475
    Abstract: There is provided a method of manufacturing an imaging device including a plurality of imaging elements in an imaging area, where each imaging element includes a photoelectric conversion unit in a substrate and a wire grid polarizer arranged at a light-incident side of the photoelectric conversion unit. The method generally includes forming the wire grid polarizer that includes a plurality of stacked strip-shaped portions, where each of the plurality of stacked strip-shaped portions includes a portion of a light-reflecting layer and a portion of a light-absorbing layer. The light-reflecting layer may include a first electrical conducting material that is electrically connected to at least one of the substrate or the photoelectric conversion unit. The light-absorbing layer may include a second electrical conducting material, where at least a portion of the light-absorbing layer is in contact with the light-reflecting layer.
    Type: Application
    Filed: November 5, 2020
    Publication date: February 25, 2021
    Applicant: SONY SEMICONDUCTOR SOLUTIONS CORPORATION
    Inventors: Tomohiro YAMAZAKI, Yasushi MARUYAMA
  • Publication number: 20210057474
    Abstract: Transmitted light loss in an image pickup device is reduced in forming an underlying film of optical elements. The image pickup device includes photoelectric conversion units, optical elements, and an underlying film of the optical elements. The photoelectric conversion units convert incident light into electric signals. The optical elements provide the incident light to the photoelectric conversion units. The underlying film of the optical elements is provided in a region between a first open region and a second open region of the optical elements in a layer between the optical elements and the photoelectric conversion units. Furthermore, the underlying film of the optical elements may be provided in a light-shielding region and a contact region outside an effective pixel region.
    Type: Application
    Filed: December 11, 2018
    Publication date: February 25, 2021
    Inventor: TOMOHIRO YAMAZAKI
  • Patent number: 10930691
    Abstract: There is provided a method of manufacturing an imaging device including a plurality of imaging elements in an imaging area, where each imaging element includes a photoelectric conversion unit in a substrate and a wire grid polarizer arranged at a light-incident side of the photoelectric conversion unit. The method generally includes forming the wire grid polarizer that includes a plurality of stacked strip-shaped portions, where each of the plurality of stacked strip-shaped portions includes a portion of a light-reflecting layer and a portion of a light-absorbing layer. The light-reflecting layer may include a first electrical conducting material that is electrically connected to at least one of the substrate or the photoelectric conversion unit. The light-absorbing layer may include a second electrical conducting material, where at least a portion of the light-absorbing layer is in contact with the light-reflecting layer.
    Type: Grant
    Filed: September 30, 2016
    Date of Patent: February 23, 2021
    Assignee: Sony Semiconductor Solutions Corporation
    Inventors: Tomohiro Yamazaki, Yasushi Maruyama
  • Patent number: 10924723
    Abstract: An imaging apparatus including an imaging lens, and an image sensor array of first and second image sensor units, wherein a single first image sensor unit includes a single first microlens and a plurality of image sensors, a single second image sensor unit includes a single second microlens and a single image sensor, light passing through the imaging lens and reaching each first image sensor unit passes through the first microlens and forms an image on the image sensors constituting the first image sensor unit, light passing through the imaging lens and reaching each second image sensor unit passes through the second microlens and forms an image on the image sensor constituting the second image sensor unit, an inter-unit light shielding layer is formed between the image sensor units, and a light shielding layer is not formed between the image sensor units constituting the first image sensor unit.
    Type: Grant
    Filed: September 10, 2019
    Date of Patent: February 16, 2021
    Assignee: SONY SEMICONDUCTOR SOLUTIONS CORPORATION
    Inventor: Tomohiro Yamazaki
  • Publication number: 20210031635
    Abstract: An electrified vehicle system includes an electric motor coupled to a drive wheel via a plurality of power transmission components and a control device. The control device is configured to act as: a feedforward control section configured based on a transfer function simulating vibration transmission characteristics of a power transmission system, receiving as an input a required torque of the electric motor from a driver, and outputting a base command torque of the electric motor; a timing estimation section estimating, based on information on the power transmission system, a timing at which a backlash between the plurality of power transmission components is eliminated; and a torque correction section applying, to the base command torque, a correction torque for reducing a vibration generated in the power transmission system due to elimination of the backlash, in response to an arrival of the timing estimated by the timing estimation section.
    Type: Application
    Filed: July 6, 2020
    Publication date: February 4, 2021
    Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Shunsaku OIDE, Tomohiro YAMAZAKI, Fusahiro TSUKANO, Yuya TAKAHASHI, Shinya ASAURA
  • Patent number: 10891706
    Abstract: The present disclosure relates to an arithmetic device that reduces a scale of an arithmetic processing unit which performs an arithmetic process between frames in a sensor. A frame memory stores pixel data of a frame that transitions in time sequence. An inter-frame arithmetic processing unit implements a predetermined arithmetic by column parallel in a row unit on the pixel data of a current frame and the pixel data of a past frame stored in the frame memory and updates the pixel data of the past frame stored in the frame memory on the basis of a result of the predetermined arithmetic.
    Type: Grant
    Filed: August 23, 2017
    Date of Patent: January 12, 2021
    Assignees: SONY CORPORATION, THE UNIVERSITY OF TOKYO
    Inventors: Hironobu Katayama, Shuji Uehara, Yoshinori Muramatsu, Tomohiro Yamazaki, Yoshihiro Watanabe, Masatoshi Ishikawa
  • Publication number: 20200359002
    Abstract: An imaging apparatus including an imaging lens, and an image sensor array of first and second image sensor units, wherein a single first image sensor unit includes a single first microlens and a plurality of image sensors, a single second image sensor unit includes a single second microlens and a single image sensor, light passing through the imaging lens and reaching each first image sensor unit passes through the first microlens and forms an image on the image sensors constituting the first image sensor unit, light passing through the imaging lens and reaching each second image sensor unit passes through the second microlens and forms an image on the image sensor constituting the second image sensor unit, an inter-unit light shielding layer is formed between the image sensor units, and a light shielding layer is not formed between the image sensor units constituting the first image sensor unit.
    Type: Application
    Filed: July 27, 2020
    Publication date: November 12, 2020
    Applicant: Sony Semiconductor Solutions Corporation
    Inventor: Tomohiro Yamazaki