Patents by Inventor Sanghoon Ha

Sanghoon Ha 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: 20180358395
    Abstract: A solid-state imaging device includes a semiconductor substrate; and a pixel unit having a plurality of pixels on the semiconductor substrate, wherein the pixel unit includes first pixel groups having two or more pixels and second pixel groups being different from the first pixel groups, wherein a portion of the pixels in the first pixel groups and a portion of the pixels in the second pixel groups share a floating diffusion element.
    Type: Application
    Filed: July 26, 2018
    Publication date: December 13, 2018
    Applicant: Sony Semiconductor Solutions Corporation
    Inventors: Hiroaki Ishiwata, Sanghoon Ha
  • Patent number: 10068939
    Abstract: A solid-state imaging device includes a semiconductor substrate; and a pixel unit having a plurality of pixels on the semiconductor substrate, wherein the pixel unit includes first pixel groups having two or more pixels and second pixel groups being different from the first pixel groups, wherein a portion of the pixels in the first pixel groups and a portion of the pixels in the second pixel groups share a floating diffusion element.
    Type: Grant
    Filed: February 3, 2017
    Date of Patent: September 4, 2018
    Assignee: Sony Semiconductor Solutions Corporation
    Inventors: Hiroaki Ishiwata, Sanghoon Ha
  • Patent number: 10062719
    Abstract: A solid-state imaging device includes a semiconductor substrate; and a pixel unit having a plurality of pixels on the semiconductor substrate, wherein the pixel unit includes first pixel groups having two or more pixels and second pixel groups being different from the first pixel groups, wherein a portion of the pixels in the first pixel groups and a portion of the pixels in the second pixel groups share a floating diffusion element.
    Type: Grant
    Filed: February 6, 2017
    Date of Patent: August 28, 2018
    Assignee: Sony Semiconductor Solutions Corporation
    Inventors: Hiroaki Ishiwata, Sanghoon Ha
  • Publication number: 20180152653
    Abstract: An image sensor includes a photoelectric device generating an electric charge from light; a feedback device generating a reset voltage using a predetermined reference voltage; and a pixel circuit generating a pixel voltage using the reset voltage and the electric charge, setting the reset voltage to the reference voltage using the feedback device a first period, and outputting the pixel voltage and the reset voltage during a second period.
    Type: Application
    Filed: June 23, 2017
    Publication date: May 31, 2018
    Inventors: MIN-SUN KEEL, KYOUNGMIN KOH, SANGHOON HA
  • Patent number: 9793313
    Abstract: A solid-state imaging device includes a semiconductor substrate; and a pixel unit having a plurality of pixels on the semiconductor substrate, wherein the pixel unit includes first pixel groups having two or more pixels and second pixel groups being different from the first pixel groups, wherein a portion of the pixels in the first pixel groups and a portion of the pixels in the second pixel groups share a floating diffusion element.
    Type: Grant
    Filed: December 16, 2015
    Date of Patent: October 17, 2017
    Assignee: Sony Semiconductor Solutions Corporation
    Inventors: Hiroaki Ishiwata, Sanghoon Ha
  • Publication number: 20170148836
    Abstract: A solid-state imaging device includes a semiconductor substrate; and a pixel unit having a plurality of pixels on the semiconductor substrate, wherein the pixel unit includes first pixel groups having two or more pixels and second pixel groups being different from the first pixel groups, wherein a portion of the pixels in the first pixel groups and a portion of the pixels in the second pixel groups share a floating diffusion element.
    Type: Application
    Filed: February 6, 2017
    Publication date: May 25, 2017
    Applicant: Sony Semiconductor Solutions Corporation
    Inventors: Hiroaki Ishiwata, Sanghoon Ha
  • Publication number: 20170148835
    Abstract: A solid-state imaging device includes a semiconductor substrate; and a pixel unit having a plurality of pixels on the semiconductor substrate, wherein the pixel unit includes first pixel groups having two or more pixels and second pixel groups being different from the first pixel groups, wherein a portion of the pixels in the first pixel groups and a portion of the pixels in the second pixel groups share a floating diffusion element.
    Type: Application
    Filed: February 3, 2017
    Publication date: May 25, 2017
    Applicant: Sony Semiconductor Solutions Corporation
    Inventors: Hiroaki Ishiwata, Sanghoon Ha
  • Publication number: 20160181304
    Abstract: A solid-state imaging device includes a semiconductor substrate; and a pixel unit having a plurality of pixels on the semiconductor substrate, wherein the pixel unit includes first pixel groups having two or more pixels and second pixel groups being different from the first pixel groups, wherein a portion of the pixels in the first pixel groups and a portion of the pixels in the second pixel groups share a floating diffusion element.
    Type: Application
    Filed: December 16, 2015
    Publication date: June 23, 2016
    Inventors: Hiroaki Ishiwata, Sanghoon Ha
  • Patent number: 9299867
    Abstract: A solid-state imaging apparatus includes a transfer gate electrode formed on a semiconductor substrate; a photoelectric conversion unit including an electric charge storage area that is formed from a surface side of the semiconductor substrate in a depth direction, a transfer auxiliary area formed of a second conductive type impurity area that is formed in such a manner as to partially overlap the transfer gate electrode, and a dark current suppression area that is a first dark current suppression area formed in an upper layer of the transfer auxiliary and formed so as to have positional alignment in such a manner that the end portion of the transfer auxiliary area on the transfer gate electrode side is at the same position as the end portion of the transfer auxiliary area; and a signal processing circuit configured to process an output signal output from the solid-state imaging apparatus.
    Type: Grant
    Filed: February 24, 2014
    Date of Patent: March 29, 2016
    Assignee: Sony Corporation
    Inventors: Mikiko Kobayashi, Sanghoon Ha
  • Patent number: 9245918
    Abstract: A solid-state imaging device includes a semiconductor substrate; and a pixel unit having a plurality of pixels on the semiconductor substrate, wherein the pixel unit includes first pixel groups having two or more pixels and second pixel groups being different from the first pixel groups, wherein a portion of the pixels in the first pixel groups and a portion of the pixels in the second pixel groups share a floating diffusion element.
    Type: Grant
    Filed: December 30, 2014
    Date of Patent: January 26, 2016
    Assignee: Sony Corporation
    Inventors: Hiroaki Ishiwata, Sanghoon Ha
  • Patent number: 9219097
    Abstract: A method for producing a solid-state imaging element which has photoconversion pixels, the method including forming an impurity region of the first conduction type and a second impurity region of the second conduction type on the impurity region of the first conduction type by ion implantation by using the same mask; forming on the surface of the semiconductor substrate a transfer gate constituting the charge transfer section which extends over the second impurity region of the second conduction type; forming a charge accumulating region of the first conduction type constituting the sensor section by ion implantation; and forming a first impurity region of the second conduction type, which has a higher impurity concentration than the second impurity region of the second conduction type, by ion implantation.
    Type: Grant
    Filed: December 31, 2013
    Date of Patent: December 22, 2015
    Assignee: SONY CORPORATION
    Inventors: Sanghoon Ha, Hiroaki Ishiwata
  • Publication number: 20150115385
    Abstract: A solid-state imaging device includes a semiconductor substrate; and a pixel unit having a plurality of pixels on the semiconductor substrate, wherein the pixel unit includes first pixel groups having two or more pixels and second pixel groups being different from the first pixel groups, wherein a portion of the pixels in the first pixel groups and a portion of the pixels in the second pixel groups share a floating diffusion element.
    Type: Application
    Filed: December 30, 2014
    Publication date: April 30, 2015
    Inventors: Hiroaki Ishiwata, Sanghoon Ha
  • Patent number: 8976283
    Abstract: A solid-state imaging device includes a semiconductor substrate; and a pixel unit having a plurality of pixels on the semiconductor substrate, wherein the pixel unit includes first pixel groups having two or more pixels and second pixel groups being different from the first pixel groups, wherein a portion of the pixels in the first pixel groups and a portion of the pixels in the second pixel groups share a floating diffusion element.
    Type: Grant
    Filed: February 7, 2014
    Date of Patent: March 10, 2015
    Assignee: Sony Corporation
    Inventors: Hiroaki Ishiwata, Sanghoon Ha
  • Patent number: 8941766
    Abstract: A solid-state imaging device includes a semiconductor substrate; and a pixel unit having a plurality of pixels on the semiconductor substrate, wherein the pixel unit includes first pixel groups having two or more pixels and second pixel groups being different from the first pixel groups, wherein a portion of the pixels in the first pixel groups and a portion of the pixels in the second pixel groups share a floating diffusion element.
    Type: Grant
    Filed: February 7, 2014
    Date of Patent: January 27, 2015
    Assignee: Sony Corporation
    Inventors: Hiroaki Ishiwata, Sanghoon Ha
  • Patent number: 8786740
    Abstract: An imaging device includes: first green pixels; and second green pixels adjacent to the respective first green pixels in a first direction, which is the direction in which electric charge accumulated in the pixels is read, wherein the dimension of the first and second green pixels in a second direction perpendicular to the first direction is twice the dimension of the first and second green pixels in the first direction.
    Type: Grant
    Filed: June 4, 2010
    Date of Patent: July 22, 2014
    Assignee: Sony Corporation
    Inventors: Sanghoon Ha, Hiroaki Ishiwata
  • Publication number: 20140167124
    Abstract: A solid-state imaging apparatus includes a transfer gate electrode formed on a semiconductor substrate; a photoelectric conversion unit including an electric charge storage area that is formed from a surface side of the semiconductor substrate in a depth direction, a transfer auxiliary area formed of a second conductive type impurity area that is formed in such a manner as to partially overlap the transfer gate electrode, and a dark current suppression area that is a first dark current suppression area formed in an upper layer of the transfer auxiliary and formed so as to have positional alignment in such a manner that the end portion of the transfer auxiliary area on the transfer gate electrode side is at the same position as the end portion of the transfer auxiliary area; and a signal processing circuit configured to process an output signal output from the solid-state imaging apparatus.
    Type: Application
    Filed: February 24, 2014
    Publication date: June 19, 2014
    Applicant: Sony Corporation
    Inventors: Mikiko Kobayashi, Sanghoon Ha
  • Publication number: 20140152881
    Abstract: A solid-state imaging device includes a semiconductor substrate; and a pixel unit having a plurality of pixels on the semiconductor substrate, wherein the pixel unit includes first pixel groups having two or more pixels and second pixel groups being different from the first pixel groups, wherein a portion of the pixels in the first pixel groups and a portion of the pixels in the second pixel groups share a floating diffusion element.
    Type: Application
    Filed: February 7, 2014
    Publication date: June 5, 2014
    Applicant: Sony Corporation
    Inventors: Hiroaki Ishiwata, Sanghoon Ha
  • Patent number: 8710559
    Abstract: A solid-state imaging apparatus includes a transfer gate electrode formed on a semiconductor substrate; a photoelectric conversion unit including an electric charge storage area that is formed from a surface side of the semiconductor substrate in a depth direction, a transfer auxiliary area formed of a second conductive type impurity area that is formed in such a manner as to partially overlap the transfer gate electrode, and a dark current suppression area that is a first dark current suppression area formed in an upper layer of the transfer auxiliary and formed so as to have positional alignment in such a manner that the end portion of the transfer auxiliary area on the transfer gate electrode side is at the same position as the end portion of the transfer auxiliary area; and a signal processing circuit configured to process an output signal output from the solid-state imaging apparatus.
    Type: Grant
    Filed: June 20, 2012
    Date of Patent: April 29, 2014
    Assignee: Sony Corporation
    Inventors: Mikiko Kobayashi, Sanghoon Ha
  • Publication number: 20140110762
    Abstract: A method for producing a solid-state imaging element which has photoconversion pixels, the method including forming an impurity region of the first conduction type and a second impurity region of the second conduction type on the impurity region of the first conduction type by ion implantation by using the same mask; forming on the surface of the semiconductor substrate a transfer gate constituting the charge transfer section which extends over the second impurity region of the second conduction type; forming a charge accumulating region of the first conduction type constituting the sensor section by ion implantation; and forming a first impurity region of the second conduction type, which has a higher impurity concentration than the second impurity region of the second conduction type, by ion implantation.
    Type: Application
    Filed: December 31, 2013
    Publication date: April 24, 2014
    Applicant: Sony Corporation
    Inventors: Sanghoon Ha, Hiroaki Ishiwata
  • Patent number: 8704921
    Abstract: A solid-state imaging device includes: photodiodes formed for pixels arranged on a light sensing surface of a semiconductor substrate; a signal reading unit formed on the semiconductor substrate to read a signal charge or a voltage; an insulating film formed on the semiconductor substrate and including optical waveguides; color filters formed on the insulating film; and on-chip lenses formed on the color filters. The first and second pixel combinations are alternately arranged both in the horizontal and vertical directions, the first pixel combination having a layout in which two green pixels are arranged both in the horizontal and vertical directions and a total of four pixels are arranged, the second pixel combination having a layout in which two pixels are arranged both in the horizontal and vertical directions, a total of four pixels are arranged, and two red pixels and two blue pixels are arranged cater cornered.
    Type: Grant
    Filed: May 3, 2013
    Date of Patent: April 22, 2014
    Assignee: Sony Corporation
    Inventors: Hiroaki Ishiwata, Sanghoon Ha