Patents by Inventor Kyoko Izuha

Kyoko Izuha 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: 10895763
    Abstract: A light control device 10 includes a pair of electrodes 611 and 612 and a stacked structure body 613? of a plurality of light control layers 613 sandwiched by the pair of electrodes 611 and 612; and each light control layer 613 has a stacked structure of a first insulating layer 614, a first nanocarbon film 615 doped with an n-type impurity or not doped with an impurity, a second insulating layer 617, and a second nanocarbon film 616 doped with a p-type impurity or not doped with an impurity.
    Type: Grant
    Filed: February 25, 2020
    Date of Patent: January 19, 2021
    Assignee: SONY SEMICONDUCTOR SOLUTIONS CORPORATION
    Inventors: Kouichi Harada, Kyoko Izuha, Koji Kadono
  • Publication number: 20200192128
    Abstract: A light control device 10 includes a pair of electrodes 611 and 612 and a stacked structure body 613? of a plurality of light control layers 613 sandwiched by the pair of electrodes 611 and 612; and each light control layer 613 has a stacked structure of a first insulating layer 614, a first nanocarbon film 615 doped with an n-type impurity or not doped with an impurity, a second insulating layer 617, and a second nanocarbon film 616 doped with a p-type impurity or not doped with an impurity.
    Type: Application
    Filed: February 25, 2020
    Publication date: June 18, 2020
    Inventors: KOUICHI HARADA, KYOKO IZUHA, KOJI KADONO
  • Patent number: 10602084
    Abstract: The present disclosure relates to an imaging apparatus comprising an image sensor that includes an imaging surface in which many pixels are arranged vertically and horizontally, a pixel control unit that controls the image sensor, selects a pixel corresponding to a sampling function among pixels configuring a block by applying the sampling function for each block acquired by partitioning the imaging surface of the image sensor into a plurality of blocks, and outputs a sampling signal based on a pixel value of the selected pixel, and a reduced image generating unit that generates a reduced image on the basis of the sampling signal for each block output from the image sensor.
    Type: Grant
    Filed: July 1, 2016
    Date of Patent: March 24, 2020
    Assignee: SONY CORPORATION
    Inventors: Tomoo Mitsunaga, Hayato Wakabayashi, Kenichi Okumura, Yasunobu Hitomi, Daisuke Iso, Tomonori Masuno, Shinichiro Izawa, Kyoko Izuha, Kouichi Harada
  • Patent number: 10598966
    Abstract: A light control device 10 includes a pair of electrodes 611 and 612 and a stacked structure body 613? of a plurality of light control layers 613 sandwiched by the pair of electrodes 611 and 612; and each light control layer 613 has a stacked structure of a first insulating layer 614, a first nanocarbon film 615 doped with an n-type impurity or not doped with an impurity, a second insulating layer 617, and a second nanocarbon film 616 doped with a p-type impurity or not doped with an impurity.
    Type: Grant
    Filed: May 2, 2019
    Date of Patent: March 24, 2020
    Assignee: SONY SEMICONDUCTOR SOLUTIONS CORPORATION
    Inventors: Kouichi Harada, Kyoko Izuha, Koji Kadono
  • Patent number: 10506182
    Abstract: An imaging device includes imaging elements 12 arranged in two-dimensional matrix in a first direction and a second direction, an analog-digital (AD) converter 13, and a pixel signal reading device 16. The pixel signal reading device 16 selects spatially at random the imaging element 12 that outputs a pixel signal to the AD converter 13, and randomly outputs the pixel signal of the imaging element 12 from the AD converter 13.
    Type: Grant
    Filed: May 18, 2015
    Date of Patent: December 10, 2019
    Assignee: Sony Semiconductor Solutions Corporation
    Inventors: Kyoko Izuha, Kouichi Harada, Tomoo Mitsunaga, Hayato Wakabayashi, Koji Kadono
  • Publication number: 20190258090
    Abstract: A light control device 10 includes a pair of electrodes 611 and 612 and a stacked structure body 613? of a plurality of light control layers 613 sandwiched by the pair of electrodes 611 and 612; and each light control layer 613 has a stacked structure of a first insulating layer 614, a first nanocarbon film 615 doped with an n-type impurity or not doped with an impurity, a second insulating layer 617, and a second nanocarbon film 616 doped with a p-type impurity or not doped with an impurity.
    Type: Application
    Filed: May 2, 2019
    Publication date: August 22, 2019
    Inventors: KOUICHI HARADA, KYOKO IZUHA, KOJI KADONO
  • Patent number: 10381395
    Abstract: A light control device according to the present disclosure includes: stacked M (provided that M?1) light control layers 113M in each of which a first nanocarbon film 114, a first intermediate layer 117A, a dielectric material layer 116, and a second intermediate layer 117B are stacked; and a second nanocarbon film 115formed on the second intermediate layer 117B included in an M-th light control layer 113M. A voltage is applied to the first nanocarbon film 114 and the second nanocarbon film 115.
    Type: Grant
    Filed: November 12, 2014
    Date of Patent: August 13, 2019
    Assignee: SONY SEMICONDUCTOR SOLUTIONS CORPORATION
    Inventors: Kyoko Izuha, Tomoo Mitsunaga, Kouichi Harada, Koji Kadono
  • Patent number: 10324317
    Abstract: A light control device 10 includes a pair of electrodes 611 and 612 and a stacked structure body 613? of a plurality of light control layers 613 sandwiched by the pair of electrodes 611 and 612; and each light control layer 613 has a stacked structure of a first insulating layer 614, a first nanocarbon film 615 doped with an n-type impurity or not doped with an impurity, a second insulating layer 617, and a second nanocarbon film 616 doped with a p-type impurity or not doped with an impurity.
    Type: Grant
    Filed: August 28, 2014
    Date of Patent: June 18, 2019
    Assignee: SONY SEMICONDUCTOR SOLUTIONS CORPORATION
    Inventors: Kouichi Harada, Kyoko Izuha, Koji Kadono
  • Patent number: 10163776
    Abstract: Disclosed herein is a capacitive element formed by multilayer wirings, wherein a total capacitance, intralayer capacitance and interlayer capacitance are calculated for a plurality of device structures by changing parameters relating to the multilayer wirings in an integrated circuit, a device structure is identified, from among the plurality of device structures, whose difference in the total capacitance between the device structures is equal to or less than a predetermined level and at least either of whose ratio of the intralayer capacitance to the total capacitance or ratio of the interlayer capacitance to the total capacitance satisfies a predetermined condition, and the parameters of the device structure satisfying the predetermined condition are determined as the parameters of the multilayer wirings.
    Type: Grant
    Filed: January 5, 2010
    Date of Patent: December 25, 2018
    Assignee: Sony Corporation
    Inventors: Kyoko Izuha, Hiroaki Ammo, Yoshiyuki Enomoto
  • Publication number: 20180205895
    Abstract: The present disclosure relates to an imaging apparatus and an information processing system capable of decreasing the amount of data of a video or the like transmitted through a network and suppressing power consumption of the imaging apparatus. An imaging apparatus which is a first aspect of the present disclosure includes: an image sensor that includes an imaging surface in which many pixels are arranged vertically and horizontally; a pixel control unit that controls the image sensor, selects a pixel corresponding to a sampling function among pixels configuring a block by applying the sampling function for each block acquired by partitioning the imaging surface of the image sensor into a plurality of blocks, and outputs a sampling signal based on a pixel value of the selected pixel; and a reduced image generating unit that generates a reduced image on the basis of the sampling signal for each block output from the image sensor.
    Type: Application
    Filed: July 1, 2016
    Publication date: July 19, 2018
    Inventors: TOMOO MITSUNAGA, HAYATO WAKABAYASHI, KENICHI OKUMURA, YASUNOBU HITOMI, DAISUKE ISO, TOMONORI MASUNO, SHINICHIRO IZAWA, KYOKO IZUHA, KOUICHI HARADA
  • Patent number: 9846317
    Abstract: There is provided an optical modulator capable of electrically controlling intensity of transmitted light in a desired wavelength range at a high speed and reducing the size of a device containing the optical modulator. The optical modulator includes a first electrode; a second electrode; and a dielectric layer provided between the first and second electrodes. At least one of the first electrode and the second electrode comprises at least one layer of graphene. There are also provided an imaging device and a display apparatus each containing the optical modulator.
    Type: Grant
    Filed: May 15, 2013
    Date of Patent: December 19, 2017
    Assignee: Sony Corporation
    Inventors: Koji Kadono, Keisuke Shimizu, Nozomi Kimura, Masashi Bando, Kyoko Izuha
  • Patent number: 9786410
    Abstract: There are provided a transparent conductive film, as well as a heater, a touch panel, a solar battery, an organic EL device, a liquid crystal device, and an electronic paper that are provided with the transparent conductive film, the transparent conductive film being capable of easing a decline in optical transmittance when graphene is laminated, and of achieving optical transmittance higher than an upper limit of optical transmittance of a single layer of graphene. The transparent conductive film includes a single-layered conductive graphene sheet. The single-layered conductive graphene sheet includes a first region and a second region, the first region being configured of graphene, and the second region being surrounded by the first region and having optical transmittance that is higher than optical transmittance of the first region.
    Type: Grant
    Filed: March 21, 2012
    Date of Patent: October 10, 2017
    Assignee: Sony Corporation
    Inventors: Keisuke Shimizu, Toshiyuki Kobayashi, Nozomi Kimura, Kyoko Izuha
  • Patent number: 9761628
    Abstract: Provided is an imaging element including: a light receiving element 20; and a stacked structure body 130 that is placed on a light incident side of the light receiving element 20 and in which a semiconductor layer 131 and a nanocarbon film 132 to which a prescribed electric potential is applied are stacked from the light receiving element side. The semiconductor layer 131 is made of a wide gap semiconductor with an electron affinity of 3.5 eV or more, or is made of a semiconductor with a band gap of 2.0 eV or more and an electron affinity of 3.5 eV or more.
    Type: Grant
    Filed: October 16, 2014
    Date of Patent: September 12, 2017
    Assignee: SONY CORPORATION
    Inventors: Kouichi Harada, Kyoko Izuha, Koji Kadono
  • Publication number: 20170214864
    Abstract: An imaging device includes imaging elements 12 arranged in two-dimensional matrix in a first direction and a second direction, an analog-digital (AD) converter 13, and a pixel signal reading device 16. The pixel signal reading device 16 selects spatially at random the imaging element 12 that outputs a pixel signal to the AD converter 13, and randomly outputs the pixel signal of the imaging element 12 from the AD converter 13.
    Type: Application
    Filed: May 18, 2015
    Publication date: July 27, 2017
    Applicant: Sony Corporation
    Inventors: Kyoko Izuha, Kouichi Harada, Tomoo Mitsunaga, Hayato Wakabayashi, Koji Kadono
  • Publication number: 20160315115
    Abstract: A light control device according to the present disclosure includes: stacked M (provided that M?1) light control layers 113M in each of which a first nanocarbon film 114, a first intermediate layer 117A, a dielectric material layer 116, and a second intermediate layer 117B are stacked; and a second nanocarbon film 115 formed on the second intermediate layer 117B included in an M-th light control layer 113M. A voltage is applied to the first nanocarbon film 114 and the second nanocarbon film 115.
    Type: Application
    Filed: November 12, 2014
    Publication date: October 27, 2016
    Inventors: KYOKO IZUHA, TOMOO MITSUNAGA, KOUICHI HARADA, KOJI KADONO
  • Publication number: 20160300879
    Abstract: Provided is an imaging element including: a light receiving element 20; and a stacked structure body 130 that is placed on a light incident side of the light receiving element 20 and in which a semiconductor layer 131 and a nanocarbon film 132 to which a prescribed electric potential is applied are stacked from the light receiving element side. The semiconductor layer 131 is made of a wide gap semiconductor with an electron affinity of 3.5 eV or more, or is made of a semiconductor with a band gap of 2.0 eV or more and an electron affinity of 3.5 eV or more.
    Type: Application
    Filed: October 16, 2014
    Publication date: October 13, 2016
    Inventors: KOUICHI HARADA, KYOKO IZUHA, KOJI KADONO
  • Patent number: 9438834
    Abstract: A solid-state imaging device includes: a semiconductor substrate including a light receiving surface which is divided according to pixels arranged in a matrix shape and is formed with a photoelectric converting section; an electrochromic film which is formed on the semiconductor substrate on a light incident path corresponding to the photoelectric converting section, in a portion of pixels selected from the pixels, and has light transmittance changing from a first transmittance to a second transmittance according to voltage applied thereto; a lower electrode which is formed below the electrochromic film; and an upper electrode which is formed above the electrochromic film.
    Type: Grant
    Filed: August 21, 2014
    Date of Patent: September 6, 2016
    Assignee: Sony Corporation
    Inventors: Kyoko Izuha, Kouichi Harada
  • Patent number: 9435643
    Abstract: Disclosed herein is a presumably defective portion decision apparatus, including: an arithmetic operation section configured to divide a level difference included in level difference data which indicate a level difference distribution on the surface of a semiconductor device into two or more unit level differences in the depthwise direction of the level difference and determine, for each of the unit level differences obtained by the division, a relationship between the height of a contour line at a level difference position of an upper face and an area of an opening surrounded by the contour line to decide presence or absence of a presumably defective portion.
    Type: Grant
    Filed: January 30, 2013
    Date of Patent: September 6, 2016
    Assignee: SONY CORPORATION
    Inventors: Kyoko Izuha, Tatsushiro Hirata, Shunichi Shibuki
  • Patent number: 9419157
    Abstract: A solid-state imaging device including pixel photododes on a light-receiving surface of a substrate; a first insulating film on the substrate covering a multilayer wiring on and in contact with the substrate. The first insulating film comprises material of a first refractive index lower than a refractive index of the substrate for at least bottom and top surface portions of the first insulating film. A second insulating film with a second refractive index higher than the first refractive index is on the first insulating film. A third insulating film with a third refractive index higher than the second refractive index is on the second insulating film. For each pixel, a color filter is on the third insulating film.
    Type: Grant
    Filed: October 3, 2013
    Date of Patent: August 16, 2016
    Assignee: Sony Corporation
    Inventors: Kyoko Izuha, Hiromi Wano, Yoshiaki Kitano
  • Patent number: 9219090
    Abstract: A solid-state image capturing device including: a semiconductor substrate having a photosensitive surface including a matrix of pixels as respective photoelectric converters; and a photochromic film disposed in a light path through which light is applied to each of the photoelectric converters, the photochromic film being made of a photochromic material having a light transmittance variable depending on the intensity of applied light in a predetermined wavelength range; wherein the light transmittance has a half-value period shorter than one frame during which pixel signals generated by the pixels are read from all the pixels.
    Type: Grant
    Filed: September 24, 2013
    Date of Patent: December 22, 2015
    Assignee: SONY CORPORATION
    Inventors: Kyoko Izuha, Kouichi Harada