Patents by Inventor Do-hwan Kim

Do-hwan Kim 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: 10734425
    Abstract: An image sensor, comprising: a pixel array in which a plurality of pixels are arranged, wherein at least one of the plurality of pixels includes: a substrate including a photoelectric transformation element having a light receiving region and a light shielding region; and a first hafnium-containing layer formed to contact the substrate corresponding to the light shielding region.
    Type: Grant
    Filed: July 12, 2018
    Date of Patent: August 4, 2020
    Assignee: SK hynix Inc.
    Inventors: Do-Hwan Kim, Ji-Suk Park
  • Patent number: 10464295
    Abstract: Disclosed herein are a protective film having a structure capable of protecting an adherend and an electronic appliance including the same. The protective film includes a protection layer comprising polyolefin, and an adhesive layer laminated on the protection layer and comprising a silicone adhesive.
    Type: Grant
    Filed: September 27, 2017
    Date of Patent: November 5, 2019
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Do-Hwan Kim, Chang Hyun Park
  • Publication number: 20190148432
    Abstract: An image sensor, comprising: a pixel array in which a plurality of pixels are arranged, wherein at least one of the plurality of pixels includes: a substrate including a photoelectric transformation element having a light receiving region and a light shielding region; and a first hafnium-containing layer formed to contact the substrate corresponding to the light shielding region.
    Type: Application
    Filed: July 12, 2018
    Publication date: May 16, 2019
    Inventors: Do-Hwan KIM, Ji-Suk PARK
  • Patent number: 10090348
    Abstract: An image sensor is described. The image sensor may include a substrate including a pixel area, a logic area, and a guard area disposed between the pixel area and the logic area. The guard area may substantially prevent transfer of heat generated in the logic area from reaching the pixel area.
    Type: Grant
    Filed: March 20, 2017
    Date of Patent: October 2, 2018
    Assignee: SK Hynix inc.
    Inventors: Do-Hwan Kim, Jae-Won Lee
  • Patent number: 10038028
    Abstract: An image sensor may include a pixel array where a plurality of unit pixels are arranged in a two dimensional matrix, wherein each of the unit pixels includes: a substrate including a photoelectric conversion element; one or more depletion inducing layers formed in the photoelectric conversion element; an inter-layer dielectric layer formed over the substrate; and one or more floating electrodes formed in the inter-layer dielectric layer to overlap each of the depletion inducing layers.
    Type: Grant
    Filed: April 5, 2017
    Date of Patent: July 31, 2018
    Assignee: SK Hynix Inc.
    Inventors: Do-Hwan Kim, Seung-Hoon Sa
  • Patent number: 10032811
    Abstract: An image sensor may include a substrate having photoelectric conversion regions respectively formed on a plurality of pixels and charge trap regions overlapping with the respective photoelectric conversion regions and having depths or thicknesses that are different, for each of the respective pixel.
    Type: Grant
    Filed: May 3, 2016
    Date of Patent: July 24, 2018
    Assignee: SK Hynix Inc.
    Inventors: Yeoun-Soo Kim, Kyoung-Oug Ro, Jong-Hyun Je, Do-Hwan Kim
  • Publication number: 20180090534
    Abstract: An image sensor may include a pixel array where a plurality of unit pixels are arranged in a two dimensional matrix, wherein each of the unit pixels includes: a substrate including a photoelectric conversion element; one or more depletion inducing layers formed in the photoelectric conversion element; an inter-layer dielectric layer formed over the substrate; and one or more floating electrodes formed in the inter-layer dielectric layer to overlap each of the depletion inducing layers.
    Type: Application
    Filed: April 5, 2017
    Publication date: March 29, 2018
    Inventors: Do-Hwan KIM, Seung-Hoon SA
  • Publication number: 20180086038
    Abstract: Disclosed herein are a protective film having a structure capable of protecting an adherend and an electronic appliance including the same. The protective film includes a protection layer comprising polyolefin, and an adhesive layer laminated on the protection layer and comprising a silicone adhesive.
    Type: Application
    Filed: September 27, 2017
    Publication date: March 29, 2018
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Do-Hwan KIM, Chang Hyun PARK
  • Publication number: 20180069036
    Abstract: An image sensor is described. The image sensor may include a substrate including a pixel area, a logic area, and a guard area disposed between the pixel area and the logic area. The guard area may substantially prevent transfer of heat generated in the logic area from reaching the pixel area.
    Type: Application
    Filed: March 20, 2017
    Publication date: March 8, 2018
    Inventors: Do-Hwan KIM, Jae-Won LEE
  • Patent number: 9911775
    Abstract: An image sensor includes a substrate including a pixel array region and a logic region where a surface of the pixel array region is higher than a surface of the logic region, and a light shielding pattern formed over the substrate of the logic region and having a surface on substantially the same plane as a surface of the substrate.
    Type: Grant
    Filed: October 3, 2016
    Date of Patent: March 6, 2018
    Assignee: SK Hynix Inc.
    Inventors: Do-Hwan Kim, Jong-Chae Kim, Kyoung-Oug Ro, Il-Ho Song
  • Patent number: 9899453
    Abstract: Provided is a pixel of a multi-stacked complementary metal-oxide semiconductor (CMOS) image sensor and a method of manufacturing the image sensor including a light-receiving unit that may include first through third photodiode layers that are sequentially stacked, an integrated circuit (IC) that is formed below the light-receiving unit, electrode layers that are formed on and below each of the first through third photodiode layers, and a contact plug that connects the electrode layer formed below each of the first through third photodiode layers with a transistor of the IC.
    Type: Grant
    Filed: February 1, 2016
    Date of Patent: February 20, 2018
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Kyung-bae Park, Kyu-sik Kim, Yong-wan Jin, Woong Choi, Kwang-hee Lee, Do-hwan Kim
  • Patent number: 9865634
    Abstract: An image sensor includes a photoelectric conversion element suitable for generating photocharges corresponding to incident light, a transfer transistor suitable for transferring the generated photocharges to a floating diffusion node based on a transfer signal, and a reset transistor suitable for resetting the floating diffusion node based on a reset signal and including a memory gate.
    Type: Grant
    Filed: December 10, 2014
    Date of Patent: January 9, 2018
    Assignee: SK Hynix Inc.
    Inventor: Do-Hwan Kim
  • Patent number: 9624818
    Abstract: A cooling system for a bus may include a heat dissipating plate mounted on a roof panel of a top of a bus and cooling heated fluid with wind, and an actuator connected to an air tank, selectively actuating the heat dissipating plate and adjusting an inclination angle between the heat dissipating plate and the roof panel.
    Type: Grant
    Filed: November 22, 2014
    Date of Patent: April 18, 2017
    Assignee: Hyundai Motor Company
    Inventors: Jin-Seok Bang, Do-Hwan Kim
  • Patent number: 9608225
    Abstract: A light emitting device may include a first electrode on a substrate, a first emission layer on the first electrode, a buffer layer on the first emission layer, a middle electrode on the buffer layer, a second emission layer on the middle electrode, and a second electrode on the second emission layer. The buffer layer may include a material selected from the group consisting of a metal oxide, a polyelectrolyte, and a combination thereof. The first emission layer, buffer layer, middle electrode, and second emission layer may be fabricated using a wet process.
    Type: Grant
    Filed: January 21, 2010
    Date of Patent: March 28, 2017
    Assignees: Samsung Electronics Co., Ltd., The Regents of the University of California
    Inventors: Do-Hwan Kim, Sang-Yoon Lee, Kwanghee Lee, Sung Heum Park, Shinuk Cho, Jae-Kwan Lee, Alan J. Heeger
  • Publication number: 20170025459
    Abstract: An image sensor includes a substrate including a pixel array region and a logic region where a surface of the pixel array region is higher than a surface of the logic region, and a light shielding pattern formed over the substrate of the logic region and having a surface on substantially the same plane as a surface of the substrate.
    Type: Application
    Filed: October 3, 2016
    Publication date: January 26, 2017
    Inventors: Do-Hwan KIM, Jong-Chae KIM, Kyoung-Oug RO, Il-Ho SONG
  • Patent number: 9484374
    Abstract: An image sensor includes a substrate including a pixel array region and a logic region where a surface of the pixel array region is higher than a surface of the logic region, and a light shielding pattern formed over the substrate of the logic region and having a surface on substantially the same plane as a surface of the substrate.
    Type: Grant
    Filed: May 16, 2014
    Date of Patent: November 1, 2016
    Assignee: SK Hynix Inc.
    Inventors: Do-Hwan Kim, Jong-Chae Kim, Kyoung-Oug Ro, Il-Ho Song
  • Patent number: 9475986
    Abstract: There is provided a red phosphor including a compound represented by an empirical formula Az(Sr,M)2(Si,Al)O4-xNy:R(0<x<3, y=2x/3, and 0.0001?z<0.1), and has a grain size distribution corresponding to 6.9 ?m?D50?13.9 ?m, wherein M and Al are optional, A is at least one element selected from a group consisting of lithium (Li), potassium (K) and sodium (Na), and M is at least one element selected from a group consisting of Barium (Ba), magnesium (Mg) and calcium (Ca).
    Type: Grant
    Filed: May 18, 2012
    Date of Patent: October 25, 2016
    Inventors: Do-Hwan Kim, Sang-Hyun Kim, Chul-Soo Yoon
  • Publication number: 20160273961
    Abstract: An image sensor includes a light receiving section suitable for generating photocharges corresponding to incident light, a first driving section suitable for transferring a first output voltage corresponding to a first voltage to a first column line based on the photocharges, a second driving section suitable for transferring a second output voltage corresponding to a second voltage to a second column line based on the photocharges, and an output section suitable for outputting an image signal based on the first and second output voltages.
    Type: Application
    Filed: June 18, 2015
    Publication date: September 22, 2016
    Inventor: Do-Hwan KIM
  • Publication number: 20160247844
    Abstract: An image sensor may include a substrate having photoelectric conversion regions respectively formed on a plurality of pixels and charge trap regions overlapping with the respective photoelectric conversion regions and having depths or thicknesses that are different, for each of the respective pixel.
    Type: Application
    Filed: May 3, 2016
    Publication date: August 25, 2016
    Inventors: Yeoun-Soo KIM, Kyoung-Oug RO, Jong-Hyun JE, Do-Hwan KIM
  • Publication number: 20160225827
    Abstract: Provided is a pixel of a multi-stacked complementary metal-oxide semiconductor (CMOS) image sensor and a method of manufacturing the image sensor including a light-receiving unit that may include first through third photodiode layers that are sequentially stacked, an integrated circuit (IC) that is formed below the light-receiving unit, electrode layers that are formed on and below each of the first through third photodiode layers, and a contact plug that connects the electrode layer formed below each of the first through third photodiode layers with a transistor of the IC.
    Type: Application
    Filed: February 1, 2016
    Publication date: August 4, 2016
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Kyung-bae PARK, Kyu-sik KIM, Yong-wan JIN, Woong CHOI, Kwang-hee LEE, Do-hwan KIM