Patents by Inventor Ryoji ANDO

Ryoji ANDO 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: 11063004
    Abstract: An object of the present invention is to provide a semiconductor device capable of reducing external stress transmitted to a semiconductor chip through a lead frame. A semiconductor device includes a base plate, a semiconductor element held on the base plate, a housing disposed on the base plate and having a frame shape enclosing the semiconductor element, a terminal section provided in an outer surface of the housing and connectable to an external device, a lead frame that is long and has one end disposed so as to be connectable to the terminal section provided in the housing and another end connected onto the semiconductor element via a bonding material, a sealing material disposed in the housing to seal the lead frame and the semiconductor element, and a fixing section that fixes, in the housing, part of the lead frame to the base plate or the housing.
    Type: Grant
    Filed: November 29, 2016
    Date of Patent: July 13, 2021
    Assignee: Mitsubishi Electric Corporation
    Inventors: Takahiko Murakami, Arata Iizuka, Ryoji Murai, Katsuji Ando
  • Publication number: 20210112210
    Abstract: An image sensor includes a first semiconductor substrate provided with a pixel, including a photoelectric conversion unit that photoelectrically converts incident light to generate an electric charge, an accumulation unit that accumulates the electric charge generated by the photoelectric conversion unit, and a transfer unit that transfers the electric charge generated by the photoelectric conversion unit to the accumulation unit, and a second semiconductor substrate provided with a supply unit for the pixel, the supply unit supplying the transfer unit with a transfer signal to transfer the electric charge from the photoelectric conversion unit to the accumulation unit.
    Type: Application
    Filed: December 21, 2020
    Publication date: April 15, 2021
    Applicant: NIKON CORPORATION
    Inventors: Osamu SARUWATARI, Shutaro KATO, Ryoji ANDO, Yojiro TEZUKA, Atsushi KOMAI
  • Patent number: 10944924
    Abstract: An image sensor includes a first semiconductor substrate provided with a pixel, including a photoelectric conversion unit that photoelectrically converts incident light to generate an electric charge, an accumulation unit that accumulates the electric charge generated by the photoelectric conversion unit, and a transfer unit that transfers the electric charge generated by the photoelectric conversion unit to the accumulation unit, and a second semiconductor substrate provided with a supply unit for the pixel, the supply unit supplying the transfer unit with a transfer signal to transfer the electric charge from the photoelectric conversion unit to the accumulation unit.
    Type: Grant
    Filed: September 27, 2016
    Date of Patent: March 9, 2021
    Assignee: NIKON CORPORATION
    Inventors: Osamu Saruwatari, Shutaro Kato, Ryoji Ando, Yojiro Tezuka, Atsushi Komai
  • Patent number: 10904463
    Abstract: An image sensor includes a first semiconductor substrate provided with a pixel, including a photoelectric conversion unit that photoelectrically converts incident light to generate an electric charge, an accumulation unit that accumulates the electric charge generated by the photoelectric conversion unit, and a transfer unit that transfers the electric charge generated by the photoelectric conversion unit to the accumulation unit, and a second semiconductor substrate provided with a supply unit for the pixel, the supply unit supplying the transfer unit with a transfer signal to transfer the electric charge from the photoelectric conversion unit to the accumulation unit.
    Type: Grant
    Filed: September 27, 2016
    Date of Patent: January 26, 2021
    Assignee: NIKON CORPORATION
    Inventors: Osamu Saruwatari, Shutaro Kato, Ryoji Ando, Yojiro Tezuka, Atsushi Komai
  • Publication number: 20200395397
    Abstract: An image sensor includes: a photoelectric conversion unit that photoelectrically converts incident light transmitted through a microlens to generate electric charge; an accumulation unit that accumulates the electric charge generated by the photoelectric conversion unit; and a transfer unit that transfers the electric charge generated by the photoelectric conversion unit to the accumulation unit, wherein: the photoelectric conversion unit, the transfer unit, and the accumulation unit are provided along a direction of an optical axis of the microlens.
    Type: Application
    Filed: May 4, 2020
    Publication date: December 17, 2020
    Applicant: NIKON CORPORATION
    Inventors: Toru TAKAGI, Satoshi NAKAYAMA, Ryoji ANDO, Takashi SEO, Yohei MATSUOKA, Yoshiyuki WATANABE
  • Publication number: 20200329208
    Abstract: An image sensor includes: a photoelectric conversion unit that photoelectrically converts light to generate an electric charge; a holding unit that holds the electric charge generated by the photoelectric conversion unit; an accumulation unit that accumulates the electric charge generated by the photoelectric conversion unit; a first transfer path that transfers the electric charge generated by the photoelectric conversion unit to the accumulation unit; and a second transfer path that transfers the electric charge generated by the photoelectric conversion unit to the accumulation unit via the holding unit.
    Type: Application
    Filed: September 27, 2018
    Publication date: October 15, 2020
    Applicant: NIKON CORPORATION
    Inventors: Ryoji ANDO, Yoshiyuki WATANABE
  • Publication number: 20200295061
    Abstract: An imaging device is provided, the imaging device including: a first-conductivity-type substrate; a first-conductivity-type element forming portion provided on the substrate, and having a concentration lower than the substrate; and a plurality of pixel portions provided in the element forming portion, and arrayed two-dimensionally, each pixel portion having a light receiving element, and a second-conductivity-type carrier absorbing portion provided in an area different from an area where the light receiving element is provided. At least one pixel portion of the pixel portions has: a first-conductivity-type first wall portion provided on a substrate side relative to the light receiving element, the first wall portion overlapping at least part of the light receiving element in an array direction of the pixel portions, and having a concentration higher than the substrate, and a carrier passage area not provided with the first wall portion in the array direction of the pixel portions.
    Type: Application
    Filed: April 28, 2020
    Publication date: September 17, 2020
    Applicant: NIKON CORPORATION
    Inventors: Satoshi NAKAYAMA, Ryoji ANDO
  • Publication number: 20200267306
    Abstract: An image sensor includes: a photoelectric conversion unit that photoelectrically converts incident light and generates electric charge; a reflecting portion that reflects a portion of light passing through the photoelectric conversion unit toward the photoelectric conversion unit; a first output unit that outputs electric charge generated due to photoelectric conversion by the photoelectric conversion unit of light reflected by the reflecting portion; and a second output unit that outputs electric charge generated due to photoelectric conversion by the photoelectric conversion unit of light other than the light reflected by the reflecting portion.
    Type: Application
    Filed: March 28, 2018
    Publication date: August 20, 2020
    Applicant: Nikon Corporation
    Inventors: Satoshi NAKAYAMA, Toru TAKAGI, Takashi SEO, Ryoji ANDO, Shutaro KATO
  • Patent number: 10686004
    Abstract: An image sensor having a plurality of pixels along a first direction includes: a first pixel having a first photoelectric conversion unit that generates an electric charge through photoelectric conversion and a reflecting portion disposed at least in a part of an area located in the first direction relative to a center of the first photoelectric conversion unit, which reflects part of light having been transmitted through the first photoelectric conversion unit toward the first photoelectric conversion unit; and a second pixel having a second photoelectric conversion unit that generates an electric charge through photoelectric conversion and a second reflecting portion disposed at least in a part of an area located in a direction opposite from the first direction relative to a center of the second photoelectric conversion unit, which reflects part of light having been transmitted through the second photoelectric conversion unit toward the second photoelectric conversion unit.
    Type: Grant
    Filed: February 28, 2017
    Date of Patent: June 16, 2020
    Assignee: NIKON CORPORATION
    Inventors: Shutaro Kato, Toru Takagi, Takashi Seo, Ryoji Ando
  • Patent number: 10686001
    Abstract: An image sensor includes: a photoelectric conversion unit that photoelectrically converts incident light transmitted through a microlens to generate electric charge; an accumulation unit that accumulates the electric charge generated by the photoelectric conversion unit; and a transfer unit that transfers the electric charge generated by the photoelectric conversion unit to the accumulation unit, wherein: the photoelectric conversion unit, the transfer unit, and the accumulation unit are provided along a direction of an optical axis of the microlens.
    Type: Grant
    Filed: September 26, 2016
    Date of Patent: June 16, 2020
    Assignee: NIKON CORPORATION
    Inventors: Toru Takagi, Satoshi Nakayama, Ryoji Ando, Takashi Seo, Yohei Matsuoka, Yoshiyuki Watanabe
  • Patent number: 10636819
    Abstract: An imaging device is provided, the imaging device including: a first-conductivity-type substrate; a first-conductivity-type element forming portion provided on the substrate, and having a concentration lower than the substrate; and a plurality of pixel portions provided in the element forming portion, and arrayed two-dimensionally, each pixel portion having a light receiving element, and a second-conductivity-type carrier absorbing portion provided in an area different from an area where the light receiving element is provided. At least one pixel portion of the pixel portions has: a first-conductivity-type first wall portion provided on a substrate side relative to the light receiving element, the first wall portion overlapping at least part of the light receiving element in an array direction of the pixel portions, and having a concentration higher than the substrate, and a carrier passage area not provided with the first wall portion in the array direction of the pixel portions.
    Type: Grant
    Filed: July 10, 2019
    Date of Patent: April 28, 2020
    Assignee: NIKON CORPORATION
    Inventors: Satoshi Nakayama, Ryoji Ando
  • Publication number: 20200075658
    Abstract: An image sensor includes: a micro lens; a photoelectric conversion unit that photoelectrically converts light passing through the micro lens and generates electric charge; and a reflecting portion that reflects a portion of light passing through the photoelectric conversion unit in a direction parallel to an optical axis of the micro lens and passing through the photoelectric conversion unit, and in a direction toward the photoelectric conversion unit.
    Type: Application
    Filed: March 28, 2018
    Publication date: March 5, 2020
    Applicant: NIKON CORPORATION
    Inventors: Shutaro KATO, Toru TAKAGI, Takashi SEO, Ryoji ANDO
  • Publication number: 20200077014
    Abstract: An image sensor includes: a first pixel including a first photoelectric conversion unit that photoelectrically converts incident light and a first reflective unit that reflects light passing through the first photoelectric conversion unit back to the first photoelectric conversion unit; and a second pixel including a second photoelectric conversion unit that photoelectrically converts incident light and a second reflective unit that reflects a part of light passing through the second photoelectric conversion unit back to the second photoelectric conversion unit.
    Type: Application
    Filed: September 20, 2017
    Publication date: March 5, 2020
    Applicant: NIKON CORPORATION
    Inventors: Shutaro KATO, Satoshi NAKAYAMA, Ryoji ANDO
  • Publication number: 20200053275
    Abstract: An image sensor includes: a photoelectric conversion unit that photoelectrically converts incident light and generates electric charge; a reflection prevention portion that prevents reflection of at least a portion of light passing through the photoelectric conversion unit; and a reflecting portion that reflects a portion of light passing through the photoelectric conversion unit toward the photoelectric conversion unit.
    Type: Application
    Filed: March 28, 2018
    Publication date: February 13, 2020
    Applicant: NIKON CORPORATION
    Inventors: Takashi SEO, Toru TAKAGI, Satoshi NAKAYAMA, Ryoji ANDO, Shutaro KATO
  • Publication number: 20190371847
    Abstract: Image sensor, having first and second pixels arranged therein, first pixel includes: microlens wherein a first and second light flux having passed through image-forming optical system enter; first photoelectric conversion unit wherein the first and second light flux having transmitted through microlens enter; reflection unit that reflects first light flux having transmitted through first photoelectric conversion unit toward first photoelectric conversion unit; and second photoelectric conversion unit wherein second light flux having transmitted through first photoelectric conversion unit enters; and second pixel includes: microlens into which first and second light flux having passed through image-forming optical system enter; first photoelectric conversion unit wherein first and second light flux having transmitted through microlens enter; reflection unit that reflects second light flux having transmitted through first photoelectric conversion unit toward first photoelectric conversion unit; and second photo
    Type: Application
    Filed: September 29, 2017
    Publication date: December 5, 2019
    Applicant: NIKON CORPORATION
    Inventors: Satoshi NAKAYAMA, Ryoji ANDO
  • Publication number: 20190333948
    Abstract: An imaging device is provided, the imaging device including: a first-conductivity-type substrate; a first-conductivity-type element forming portion provided on the substrate, and having a concentration lower than the substrate; and a plurality of pixel portions provided in the element forming portion, and arrayed two-dimensionally, each pixel portion having a light receiving element, and a second-conductivity-type carrier absorbing portion provided in an area different from an area where the light receiving element is provided. At least one pixel portion of the pixel portions has: a first-conductivity-type first wall portion provided on a substrate side relative to the light receiving element, the first wall portion overlapping at least part of the light receiving element in an array direction of the pixel portions, and having a concentration higher than the substrate, and a carrier passage area not provided with the first wall portion in the array direction of the pixel portions.
    Type: Application
    Filed: July 10, 2019
    Publication date: October 31, 2019
    Applicant: NIKON CORPORATION
    Inventors: Satoshi NAKAYAMA, Ryoji ANDO
  • Publication number: 20190280033
    Abstract: An image sensor includes: a first pixel including a first micro lens, a first photoelectric conversion unit that photoelectrically converts light that has passed through the first micro lens, and a reflective unit that reflects light that has passed through the first photoelectric conversion unit back to the first photoelectric conversion unit; and a second pixel including a second micro lens and a second photoelectric conversion unit that photoelectrically converts light that has passed through the second micro lens, wherein: positions of condensation of incident light in the first pixel and the second pixel are different.
    Type: Application
    Filed: September 20, 2017
    Publication date: September 12, 2019
    Applicant: NIKON CORPORATION
    Inventors: Shutaro KATO, Toru TAKAGI, Satoshi NAKAYAMA, Takashi SEO, Ryoji ANDO
  • Publication number: 20190273106
    Abstract: An image sensor includes a plurality of pixels each including: a photoelectric conversion unit that photoelectrically converts incident light and generates electric charge; a reflective unit that reflects light that has passed through the photoelectric conversion unit back to the photoelectric conversion unit; and an output unit that outputs electric charge generated by the photoelectric conversion unit, wherein: an area of the reflective unit possessed by each of the plurality of pixels varies.
    Type: Application
    Filed: September 21, 2017
    Publication date: September 5, 2019
    Applicant: NIKON CORPORATION
    Inventors: Shutaro KATO, Toru TAKAGI, Satoshi NAKAYAMA, Takashi SEO, Ryoji ANDO
  • Publication number: 20190268543
    Abstract: An image sensor includes pixels arranged in a first direction. Each of first and second pixels has a photoelectric conversion unit converting incident light and generating electric charge, a reflective unit reflecting light, and an output unit. In a plane intersecting the incident light direction, the first pixel reflective unit is in a region more toward the first direction than the first pixel photoelectric conversion unit center. In a plane intersecting the incident light direction, the second pixel reflective unit is in a region more toward the direction opposite to the first direction than the second pixel photoelectric conversion unit center. First and second pixel output unit portions are respectively upon optical paths along which light having passed through the first and second pixel photoelectric conversion units are incident upon the first and second pixel reflective units.
    Type: Application
    Filed: September 19, 2017
    Publication date: August 29, 2019
    Applicant: NIKON CORPORATION
    Inventors: Shutaro KATO, Toru TAKAGI, Satoshi NAKAYAMA, Takashi SEO, Ryoji ANDO
  • Publication number: 20190258025
    Abstract: An image sensor having a plurality of pixels arranged therein, each of the pixel includes: a microlens into which a first light flux and a second light flux having passed through an image-forming optical system enter; a first photoelectric conversion unit into which the first light flux and the second light flux having transmitted through the microlens enter; a reflection unit that reflects one of the first and second light fluxes having transmitted through the first photoelectric conversion unit toward the first photoelectric conversion unit; and a second photoelectric conversion unit into which another one of the first and second light fluxes having transmitted through the first photoelectric conversion unit enters, wherein each of the pixel outputs a signal from the first photoelectric conversion unit and a signal from the second photoelectric conversion unit as focus detection signals.
    Type: Application
    Filed: September 29, 2017
    Publication date: August 22, 2019
    Applicant: NIKON CORPORATION
    Inventors: Ryoji ANDO, Satoshi NAKAYAMA