Patents by Inventor Kihong Kim

Kihong 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).

  • Publication number: 20220109039
    Abstract: A display apparatus includes: a substrate including a main display area, a component area, and a peripheral area; a plurality of main pixel electrodes in the main display area of the substrate; a plurality of auxiliary pixel electrodes in the component area of the substrate; an auxiliary opposite electrode over the auxiliary pixel electrodes, overlapping the auxiliary pixel electrodes, and including a plurality of openings between the auxiliary pixel electrodes; and a shield layer below the auxiliary pixel electrodes and including a plurality of opening portions that overlap the openings of the auxiliary opposite electrode.
    Type: Application
    Filed: September 29, 2021
    Publication date: April 7, 2022
    Inventors: Yongje Jeon, Jaeyoung Oh, Kihong Kim, Sungwoo Lee, Kyeongsik Cho
  • Patent number: 11222810
    Abstract: A color filter structure includes a material stack disposed on a substrate, a material stack disposed in the substrate, a first trench penetrating the material stack and exposing a first metal pad, a scribe line trench penetrating the material stack and exposing a scribe line metal pad, a first filling material partially filling the first trench and substantially filling up the scribe line trench, a second filling material partially filling the first trench and the first filling material and the second filling material together substantially fill up the first trench, and a color filter material covering an optical uniform surface which the material stack, the first filling material and the second filling material together form.
    Type: Grant
    Filed: August 9, 2020
    Date of Patent: January 11, 2022
    Assignee: Himax Imaging Limited
    Inventors: Kihong Kim, Yu-Jui Hsieh
  • Publication number: 20210389642
    Abstract: Example implementations described herein are directed to an interface configured to redirect light between a connector connected to a printed optical board (POB) via an optical waveguide, and a photonic integrated circuit (PIC), the interface involving two-dimensionally distributed waveplates (TDWs) having multiple layers of p-doped and n-doped silicon, the TDWs configured to be driven to change a dielectric constant at a two dimensional location on the TDWs such that the received light is redirected at the two dimensional location.
    Type: Application
    Filed: May 26, 2021
    Publication date: December 16, 2021
    Inventors: Kihong KIM, Jeremy BUAN, Tsutomu MATSUO, Tadashi OHSHIDA
  • Patent number: 11172153
    Abstract: A pixel circuit is disclosed. The pixel circuit includes a photodiode (PD), a transmission circuit, a reset circuit, a signal storage circuit and a buffer circuit. The transmission circuit is coupled between the PD and an ordinary floating diffusion (FD) node. The reset circuit is coupled to the ordinary FD node. The signal storage circuit is coupled to the ordinary FD node. The buffer circuit is coupled to the ordinary FD node. The signal storage circuit may store a PD signal on a specific node having a reduced leakage path in comparison with the ordinary FD node during a holding phase of the pixel circuit, wherein the holding phase is a time interval starting from a first time point at which the PD signal is stored on the specific node and ending at a second time point at which the pixel circuit is selected for performing a read-out operation.
    Type: Grant
    Filed: March 23, 2020
    Date of Patent: November 9, 2021
    Assignee: Himax Imaging Limited
    Inventors: Hack soo Oh, Yu Hin Desmond Cheung, Kihong Kim
  • Publication number: 20210325608
    Abstract: Example implementations described herein are directed to a system involving one or more photonic integrated circuits having multi-mode waveguides and connected to a printed optical board through the use of multi-mode waveguide connectors described herein. The printed optical board can include an embedded multi-mode waveguide bus to facilitate optical signal to and from the photonic integrated circuits. The system can also include a chiplet such as a photonic integrated circuit with a single mode waveguide configured to connect to an optical fiber cable.
    Type: Application
    Filed: March 29, 2021
    Publication date: October 21, 2021
    Inventors: Kihong KIM, Jeremy BUAN, Tadashi OHSHIDA, Tsutomu MATSUO, Shuji SUZUKI, Nobuhiro TAMAI, Hiromichi MURAOKA
  • Patent number: 11128829
    Abstract: A pixel circuit includes a front-end circuit, a signal storage circuit, and an output circuit. All of the front-end circuit, the signal storage circuit and the output circuit are coupled to a common floating diffusion (FD) node. The front-end circuit is arranged to generate pixel signals. The signal storage circuit is arranged to store the pixel signals generated by the front-end circuit, wherein when the pixel circuit is selected for performing a read-out operation, the pixel signals stored in the signal storage circuit are pulled up from original voltage levels to other voltage levels higher than the original voltage levels according to a voltage increment applied to a control voltage of the signal storage circuit. When the pixel circuit is selected for performing the read-out operation, the output circuit generates output signals on an output terminal according to voltage levels of the common FD node, respectively.
    Type: Grant
    Filed: May 27, 2020
    Date of Patent: September 21, 2021
    Assignee: Himax Imaging Limited
    Inventors: Hack soo Oh, Yu Hin Desmond Cheung, Kihong Kim
  • Patent number: 11112107
    Abstract: A display apparatus includes a display panel supported within a case having a rear surface including a circular recessed portion. An annular total reflection mirror and an annular half mirror are disposed in the circular recessed portion with an annular light source provided therebetween. A pattern forming member is disposed on an outer side of the annular half mirror and is configured to be reflected by the annular total reflection mirror. A pattern light source is configured to supply light to the pattern forming member so that the pattern is reflected on the annular total reflection mirror. When the annular light source and the pattern light source are turned on, the pattern of the pattern forming member is reflected between the annular total reflection mirror and the annular half mirror.
    Type: Grant
    Filed: July 14, 2020
    Date of Patent: September 7, 2021
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Juwon Cho, Kihong Kim
  • Publication number: 20210199280
    Abstract: A display apparatus includes a display panel supported within a case having a rear surface including a circular recessed portion. An annular total reflection mirror and an annular half mirror are disposed in the circular recessed portion with an annular light source provided therebetween. A pattern forming member is disposed on an outer side of the annular half mirror and is configured to be reflected by the annular total reflection mirror. A pattern light source is configured to supply light to the pattern forming member so that the pattern is reflected on the annular total reflection mirror. When the annular light source and the pattern light source are turned on, the pattern of the pattern forming member is reflected between the annular total reflection mirror and the annular half mirror.
    Type: Application
    Filed: July 14, 2020
    Publication date: July 1, 2021
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Juwon Cho, Kihong Kim
  • Patent number: 11008837
    Abstract: A method for modeling gas production in a coalbed methane gas (CBM) reservoir including (a) dividing a reservoir in a CBM development area into three-dimensional grids to form the three-dimensional grids having a plurality of cells; (b) forming at least one drilling hole in the development area and obtaining a sample for each depth in the reservoir; (c) modeling the amounts of ash, water, and gas for the plurality of cells in the three-dimensional grids; (d) modeling a pressure change over time in each of the cells in the grid under a premise in which a production well is formed in the grids; and (e) performing a Langmuir experiment for a core sample obtained from step (b).
    Type: Grant
    Filed: April 9, 2018
    Date of Patent: May 18, 2021
    Assignee: KOREA GAS CORPORATION
    Inventors: Kihong Kim, Jeong-Min Han, Youngseok So, Il oh Kang, Junwoo Seo
  • Publication number: 20210133064
    Abstract: An integrated circuit chip includes a plurality of function blocks; a mode controller configured to convert an input signal, received from an external device through an input/output pin, into an input pattern and test mode setting data which include a plurality of bits, and to output the test mode setting data and a mode switching enable signal when a secure pattern generated therein is the same as the input pattern; and a mode setting module configured to control the plurality of function blocks to operate in a test mode according to the mode setting data, in response to the test mode switching enable signal.
    Type: Application
    Filed: July 15, 2020
    Publication date: May 6, 2021
    Inventors: Jongseon SHIN, Kihong KIM
  • Patent number: 10917596
    Abstract: A pixel circuit is disclosed. The pixel circuit includes a photodiode (PD), a transmission circuit, a reset circuit, a signal storage circuit and a buffer circuit. The transmission circuit is coupled between the PD and an ordinary floating diffusion (FD) node. The reset circuit is coupled to the ordinary FD node. The signal storage circuit is coupled to the ordinary FD node. The buffer circuit is coupled to the signal storage circuit. The signal storage circuit may store a PD signal on a specific node having a reduced leakage path in comparison with the ordinary FD node during a holding phase of the pixel circuit, wherein the holding phase is a time interval starting from a first time point at which the PD signal is stored on the specific node and ending at a second time point at which the pixel circuit is selected for performing a read-out operation.
    Type: Grant
    Filed: November 6, 2018
    Date of Patent: February 9, 2021
    Assignee: Himax Imaging Limited
    Inventors: Hack soo Oh, Yu Hin Desmond Cheung, Kihong Kim
  • Patent number: 10791291
    Abstract: A pixel circuit includes a front-end circuit, a signal storage circuit, and an output circuit. The signal storage circuit is coupled to the front-end circuit, and the output circuit is coupled to the signal storage circuit. The front-end circuit is arranged to generate pixel signals. The signal storage circuit is arranged to store the pixel signals generated by the front-end circuit, wherein when the pixel circuit is selected for performing a read-out operation, the pixel signals stored in the signal storage circuit are pulled up from original voltage levels to other voltage levels higher than the original voltage levels according to a voltage increment applied to a control voltage. When the pixel circuit is selected for performing the read-out operation, the output circuit generates output signals on an output terminal according to the other voltage levels, respectively.
    Type: Grant
    Filed: November 14, 2018
    Date of Patent: September 29, 2020
    Assignee: Himax Imaging Limited
    Inventors: Hack soo Oh, Yu Hin Desmond Cheung, Kihong Kim
  • Publication number: 20200288080
    Abstract: A pixel circuit includes a front-end circuit, a signal storage circuit, and an output circuit. All of the front-end circuit, the signal storage circuit and the output circuit are coupled to a common floating diffusion (FD) node. The front-end circuit is arranged to generate pixel signals. The signal storage circuit is arranged to store the pixel signals generated by the front-end circuit, wherein when the pixel circuit is selected for performing a read-out operation, the pixel signals stored in the signal storage circuit are pulled up from original voltage levels to other voltage levels higher than the original voltage levels according to a voltage increment applied to a control voltage of the signal storage circuit. When the pixel circuit is selected for performing the read-out operation, the output circuit generates output signals on an output terminal according to voltage levels of the common FD node, respectively.
    Type: Application
    Filed: May 27, 2020
    Publication date: September 10, 2020
    Inventors: Hack soo Oh, Yu Hin Desmond Cheung, Kihong Kim
  • Publication number: 20200221047
    Abstract: A pixel circuit is disclosed. The pixel circuit includes a photodiode (PD), a transmission circuit, a reset circuit, a signal storage circuit and a buffer circuit. The transmission circuit is coupled between the PD and an ordinary floating diffusion (FD) node. The reset circuit is coupled to the ordinary FD node. The signal storage circuit is coupled to the ordinary FD node. The buffer circuit is coupled to the ordinary FD node. The signal storage circuit may store a PD signal on a specific node having a reduced leakage path in comparison with the ordinary FD node during a holding phase of the pixel circuit, wherein the holding phase is a time interval starting from a first time point at which the PD signal is stored on the specific node and ending at a second time point at which the pixel circuit is selected for performing a read-out operation.
    Type: Application
    Filed: March 23, 2020
    Publication date: July 9, 2020
    Inventors: Hack soo Oh, Yu Hin Desmond Cheung, Kihong Kim
  • Publication number: 20200077041
    Abstract: A pixel circuit includes a front-end circuit, a signal storage circuit, and an output circuit. The signal storage circuit is coupled to the front-end circuit, and the output circuit is coupled to the signal storage circuit. The front-end circuit is arranged to generate pixel signals. The signal storage circuit is arranged to store the pixel signals generated by the front-end circuit, wherein when the pixel circuit is selected for performing a read-out operation, the pixel signals stored in the signal storage circuit are pulled up from original voltage levels to other voltage levels higher than the original voltage levels according to a voltage increment applied to a control voltage. When the pixel circuit is selected for performing the read-out operation, the output circuit generates output signals on an output terminal according to the other voltage levels, respectively.
    Type: Application
    Filed: November 14, 2018
    Publication date: March 5, 2020
    Inventors: Hack soo Oh, Yu Hin Desmond Cheung, Kihong Kim
  • Publication number: 20200077040
    Abstract: A pixel circuit is disclosed. The pixel circuit includes a photodiode (PD), a transmission circuit, a reset circuit, a signal storage circuit and a buffer circuit. The transmission circuit is coupled between the PD and an ordinary floating diffusion (FD) node. The reset circuit is coupled to the ordinary FD node. The signal storage circuit is coupled to the ordinary FD node. The buffer circuit is coupled to the signal storage circuit. The signal storage circuit may store a PD signal on a specific node having a reduced leakage path in comparison with the ordinary FD node during a holding phase of the pixel circuit, wherein the holding phase is a time interval starting from a first time point at which the PD signal is stored on the specific node and ending at a second time point at which the pixel circuit is selected for performing a read-out operation.
    Type: Application
    Filed: November 6, 2018
    Publication date: March 5, 2020
    Inventors: Hack soo Oh, Yu Hin Desmond Cheung, Kihong Kim
  • Patent number: 10439172
    Abstract: An in-situ X-ray analyzed coin cell battery includes a case, a cap combined with the case, and an energy storage member provided between the case and the cap. A hole through which an X-ray is irradiated is defined in at least one of the case and the cap.
    Type: Grant
    Filed: February 5, 2015
    Date of Patent: October 8, 2019
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Changhoon Jung, Kihong Kim, Woosung Jeon, Heechul Jung
  • Patent number: 10424775
    Abstract: A lithium battery includes an anode, a cathode, and a protective film disposed on at least one of the anode and the cathode, in which the protective film includes a compound including: i) at least one element selected from a Group 13 element, a Group 14 element, a Group 15 element, and a first Group 16 element; and ii) a second Group 16 element, in which the first Group 16 element is different from the second Group 16 element.
    Type: Grant
    Filed: May 2, 2017
    Date of Patent: September 24, 2019
    Assignees: SAMSUNG ELECTRONICS CO., LTD., SAMSUNG SDI CO., LTD.
    Inventors: Youngeal Kim, Wooyoung Yang, Kihong Kim, Hyorang Kang
  • Patent number: 10341367
    Abstract: Methods, systems, and devices are provided for inquiring and storing Indicator of Compromise (IoC) information. In one example, a method of inquiring and storing IoC information can include determining a target IoC information to be identified when an event occurs, requesting an encryption socket communication module of a first user terminal to request the target IoC information from an IoC information providing server, requesting a P2P socket communication module of the first user terminal to request the target IoC information from a P2P socket communication module of at least one other user terminal, and storing the target IoC information that is received first from either the IoC information providing server or the P2P socket communication module of the at least one other user terminal.
    Type: Grant
    Filed: December 14, 2017
    Date of Patent: July 2, 2019
    Assignee: Saint Security Inc.
    Inventor: Kihong Kim
  • Patent number: D853364
    Type: Grant
    Filed: June 19, 2017
    Date of Patent: July 9, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Sungjin Ann, Kihong Kim, Sangyoung Lee