Patents by Inventor Sang Ho Park

Sang Ho Park 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).

  • OPTICAL MODULES
    Publication number: 20160116694
    Abstract: Provided is an optical module. The optical module includes: an optical bench having a first trench of a first depth and a second trench of a second depth that is lower than the first depth; a lens in the first trench of the optical bench; at least one semiconductor chip in the second trench of the optical bench; and a flexible printed circuit board covering an upper surface of the optical bench except for the first and second trenches, wherein the optical bench is a metal optical bench or a silicon optical bench.
    Type: Application
    Filed: January 5, 2016
    Publication date: April 28, 2016
    Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Young-Tak HAN, Jang Uk SHIN, Sang-Pil HAN, Sang Ho PARK, Yongsoon BAEK
  • Thin film transistor array substrate, method of manufacturing the same, and display apparatus including the same
    Patent number: 9312279
    Abstract: A thin film transistor (TFT) array substrate includes a substrate, a gate electrode, a gate line, a first data line, and a second data line on the substrate, a gate insulating layer that covers the gate electrode and the gate line and includes a first opening that exposes a portion of the first data line and a second opening that exposes a portion of the second data line, an active layer disposed on the gate insulating layer so that at least one portion of the active layer overlaps the gate electrode, a drain electrode and a source electrode that extend from opposite sides of the active layer, a pixel electrode that extends from the drain electrode, and a connection wiring that extends from the source electrode, and connects the first data line to the second data line through the first and second openings of the gate insulating layer.
    Type: Grant
    Filed: January 31, 2014
    Date of Patent: April 12, 2016
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Myoung-Geun Cha, Yoon-Ho Khang, Hyun-Jae Na, Sang-Ho Park
  • Thin film transistor substrate and method of manufacturing the same
    Patent number: 9276086
    Abstract: A thin film transistor substrate includes a base substrate, an active pattern disposed on the base substrate, a gate insulation pattern disposed on the active pattern, a gate electrode disposed on the gate insulation pattern and overlapping the channel, and a light-blocking pattern disposed between the base substrate and the active pattern and having a size greater than the active pattern. The active pattern includes a source electrode, a drain electrode, and a channel disposed between the source electrode and the drain electrode.
    Type: Grant
    Filed: February 17, 2015
    Date of Patent: March 1, 2016
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Sang-Ho Park, Su-Hyoung Kang, Dong-Hwan Shim, Yoon-Ho Khang, Se-Hwan Yu, Min-Jung Lee, Yong-Su Lee
  • METHOD OF DRIVING A DISPLAY PANEL AND DISPLAY APPARATUS PERFORMING THE SAME
    Publication number: 20160049123
    Abstract: A method of driving a display panel includes compensating first pixel data corresponding to a first pixel of a plurality of pixels in the display panel based on at least one of a first decision, a second decision, or a third decision and generating a first data voltage corresponding to the compensated first pixel data. The first data voltage is applied to the first pixel through a data line. The first decision includes determining, based on a position of the first pixel, whether compensation for the first pixel data is required. The second decision includes determining, based on previous subpixel data and present subpixel data for the first pixel, whether the compensation for the first pixel data is required. The third decision includes determining whether the first pixel data complies with a compensation avoidance condition.
    Type: Application
    Filed: June 30, 2015
    Publication date: February 18, 2016
    Inventors: JAE-WON JEONG, KWAN-YOUNG OH, GA-NA KIM, GYEONG-UB MOON, PO-YUN PARK, Jl-WOONG JEONG, KYUNG-UK CHOI, SANG-HO PARK
  • Thin film transistor array panel and manufacturing method thereof
    Patent number: 9263467
    Abstract: A thin film transistor array panel according to an exemplary embodiment of the present disclosure includes: an insulating substrate; a gate electrode disposed on the insulating substrate; a gate insulating layer disposed on the gate electrode; a semiconductor disposed on the gate insulating layer; a source electrode and a drain electrode disposed on the semiconductor; an ohmic contact layer disposed at an interface between at least one of the source and drain electrodes and the semiconductor. Surface heights of the source and drain electrodes different, while surface heights of the semiconductor and the ohmic contact layer are the same. The ohmic contact layer is made of a silicide of a metal used for the source and drain electrodes.
    Type: Grant
    Filed: August 22, 2014
    Date of Patent: February 16, 2016
    Assignee: SAMSUNG DISPLAY CO., LTD
    Inventors: Sang Ho Park, Yoon Ho Khang, Se Hwan Yu, Yong Su Lee, Chong Sup Chang, Myoung Geun Cha, Hyun Jae Na
  • Structure for connecting electrical trace lines of printed circuit boards and optical transceiver module with the same
    Patent number: 9265140
    Abstract: Provided are structures for connecting trace lines of printed circuit boards and optical transceiver modules with the same. The module may include an optical transmitter/receiver part, a signal processing unit, a flexible PCB, and a rigid PCB. The flexible PCB may include a first signal line, and the rigid PCB may include a second signal line. The flexible PCB and the rigid PCB may be overlapped with each other. The first signal line and the second signal line may not be overlapped with each other and be electrically connected to each other by a junction soldering structure. It is possible to transmit high quality and high frequency signals through the first and second signal lines.
    Type: Grant
    Filed: June 5, 2013
    Date of Patent: February 16, 2016
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Young-Tak Han, Jang Uk Shin, Sang Ho Park, Yongsoon Baek
  • ORGANIC LIGHT EMITTING DISPLAY DEVICE
    Publication number: 20160043349
    Abstract: An organic light emitting display device includes a substrate, a light emitting structure, and a reflective metal layer. The substrate includes a pixel region and a peripheral region. The light emitting structure is disposed on the substrate. The reflective metal layer is disposed between the substrate and the light emitting structure. The reflective metal layer includes a plurality of nanowires and a plurality of openings that is defined by the nanowires.
    Type: Application
    Filed: May 28, 2015
    Publication date: February 11, 2016
    Inventors: Sang-Ho PARK, Dae-Young LEE, Seung-Min LEE, Jung-Woo MOON, Young-Woo SONG, Joo-Sun YOON
  • Optical modules
    Patent number: 9256038
    Abstract: Provided is an optical module. The optical module includes: an optical bench having a first trench of a first depth and a second trench of a second depth that is lower than the first depth; a lens in the first trench of the optical bench; at least one semiconductor chip in the second trench of the optical bench; and a flexible printed circuit board covering an upper surface of the optical bench except for the first and second trenches, wherein the optical bench is a metal optical bench or a silicon optical bench.
    Type: Grant
    Filed: May 28, 2015
    Date of Patent: February 9, 2016
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Young-Tak Han, Jang Uk Shin, Sang-Pil Han, Sang Ho Park, Yongsoon Baek
  • ORGANIC LIGHT EMITTING DISPLAY DEVICE
    Publication number: 20160035809
    Abstract: An organic light emitting display device includes a substrate, a first insulating layer, a power supply electrode, a second insulating layer, a first electrode, an emission layer, and a second electrode. The substrate has a display region and a transparent region. The first insulating layer is disposed on the substrate. The power supply electrode is disposed on the first insulating layer. The second insulating layer is disposed on the power supply electrode such that an edge portion of the power supply electrode is free from overlap with the second insulating layer. The first electrode is disposed on the second insulating layer and in contact with the edge portion of the power supply electrode. The emission layer is disposed on the first electrode. The second electrode is disposed on the emission layer.
    Type: Application
    Filed: June 2, 2015
    Publication date: February 4, 2016
    Inventors: Sang-Ho PARK, Joung-Keun PARK, Ki-Wan AHN, Joo-Sun YOON, Seung-Min LEE, Yong-Jae JANG
  • Thin film transistor array panel and manufacturing method thereof
    Patent number: 9252226
    Abstract: Provided is a thin film transistor array panel. The thin film transistor array panel according to exemplary embodiments of the present invention includes: a gate wiring layer disposed on a substrate; an oxide semiconductor layer disposed on the gate wiring layer; and a data wiring layer disposed on the oxide semiconductor layer, in which the data wiring layer includes a main wiring layer including copper and a capping layer disposed on the main wiring layer and including a copper alloy.
    Type: Grant
    Filed: February 6, 2012
    Date of Patent: February 2, 2016
    Assignee: Samsung Display Co., Ltd.
    Inventors: Do-Hyun Kim, Yoon Ho Khang, Dong-Hoon Lee, Sang Ho Park, Se Hwan Yu, Cheol Kyu Kim, Yong-Su Lee, Sung Haeng Cho, Chong Sup Chang, Dong Jo Kim, Jung Kyu Lee
  • Liquid crystal display and manufacturing method thereof
    Patent number: 9244320
    Abstract: A liquid crystal display includes a transparent insulation substrate, a first polarizer, and a semiconductor layer, a thin film transistor, and a backlight unit. The first polarizer is disposed on the transparent insulation substrate. The first polarizer includes a light blocking film and metal wires. The semiconductor layer, disposed on the light blocking film, has a perimeter aligned with a perimeter of the light blocking film. The thin film transistor, disposed on the semiconductor layer, includes a source region and a drain region disposed in the semiconductor layer. The backlight unit, disposed under the transparent insulation substrate, provides light to the transparent insulation substrate. The blocking film reflects substantially all of the light. Gaps are disposed between the metal wires.
    Type: Grant
    Filed: March 15, 2013
    Date of Patent: January 26, 2016
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Dae Hwan Jang, Sang Ho Park, Dong Jo Kim, Jung Gun Nam, Dae-Young Lee, Gug Rae Jo
  • ORGANIC LIGHT EMITTING DISPLAY DEVICES AND METHODS OF MANUFACTURING ORGANIC LIGHT EMITTING DISPLAY DEVICES
    Publication number: 20160020266
    Abstract: An organic light emitting display device includes a substrate, a first transistor disposed on the substrate in the opaque region, a second transistor disposed on the substrate in the opaque region, the second transistor being adjacent to the first transistor along a first direction, and a capacitor disposed on the substrate in the opaque region, the capacitor being adjacent to the first transistor along a second direction different from the first direction. Here, the capacitor may include a first capacitor electrode, a dielectric structure including silicon oxynitride and a second capacitor electrode.
    Type: Application
    Filed: May 26, 2015
    Publication date: January 21, 2016
    Inventors: Sang-Ho PARK, Jae-Hyuk JANG, Chang-Ok KIM, Joo-Sun YOON, Yong-Jae JANG
  • ORGANIC LIGHT EMITTING DISPLAY DEVICES AND METHODS OF MANUFACTURING ORGANIC LIGHT EMITTING DISPLAY DEVICES
    Publication number: 20160013260
    Abstract: An organic light emitting display device includes a substrate including a plurality of pixel regions and a plurality of transparent regions, thin film transistors disposed in the pixel regions, an insulation layer disposed on the thin film transistors, first electrodes electrically contacting the thin film transistors, a pixel defining layer including a black material disposed on the first electrodes, organic light emitting structures disposed on the pixel defining layer, and a second electrode disposed on the organic light emitting structures. The pixel defining layer may define an asymmetrical configuration of adjacent transparent regions disposed on opposing sides of corresponding pixel regions.
    Type: Application
    Filed: December 4, 2014
    Publication date: January 14, 2016
    Inventors: Ki-Wan AHN, Sang-Ho PARK, Yong-Jae JANG
  • ORGANIC LIGHT EMITTING DISPLAY DEVICES
    Publication number: 20160005802
    Abstract: An organic light emitting display device may have a pixel region and a transparent region, and may include a substrate, at least one semiconductor device disposed on the substrate in the pixel region, an organic light emitting structure disposed on the at least one semiconductor device, and a capacitor disposed on the substrate in the transparent region. The capacitor may have a sufficient capacitance without substantially reducing a transmittance of the organic light emitting display device. Additionally, the transparent region of the organic light emitting display device may serve as a mirror in accordance with the material included in a lower electrode of the capacitor and/or an upper electrode of the capacitor.
    Type: Application
    Filed: June 11, 2015
    Publication date: January 7, 2016
    Inventors: Sang-Ho PARK, Seung-Min LEE, Joo-Sun YOON, Kwang-Young CHOI
  • THIN FILM TRANSISTOR DISPLAY PANEL AND METHOD OF MANUFACTURING THE SAME
    Publication number: 20150357478
    Abstract: A thin film transistor display panel according to an exemplary embodiment of the present invention includes a substrate, a first insulating layer formed on the substrate, a semiconductor layer formed on the first insulating layer, a second insulating layer formed on the semiconductor layer, and a gate electrode formed on the second insulating layer, in which the first insulating layer includes a light blocking material, and a thickness of the first insulating layer is greater than or equal to a thickness of the second insulating layer.
    Type: Application
    Filed: August 19, 2015
    Publication date: December 10, 2015
    Inventors: HYUN JAE NA, Yoon Ho Khang, Sang Ho Park, Dong Hwan Shim, Se Hwan Yu, Yong Su Lee, Myoung Geun Cha
  • Polarizing film and display device including the polarizing film
    Patent number: 9207359
    Abstract: Disclosed are a polarizing film including a polyolefin and a dichroic dye having a solubility parameter difference between the polyolefin and the dichroic dye is less than 7.4, and a display device including the polarizing film.
    Type: Grant
    Filed: November 6, 2013
    Date of Patent: December 8, 2015
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Yong Joo Lee, Deuk Kyu Moon, Sang Ho Park, Jong Hoon Won, Hyeon Ho Choi, Myung Man Kim, Young Hwan Kim, Feifei Fang, Myung Sup Jung
  • Composition for polarizing film, and polarizing film and display device
    Patent number: 9207361
    Abstract: A composition for a polarizing film including a polyolefin and a dichroic dye represented by Chemical Formula 1: wherein, in Chemical Formula 1, Ar1 to Ar3, R1, R2, and n are defined in the detailed description.
    Type: Grant
    Filed: March 14, 2014
    Date of Patent: December 8, 2015
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Deuk Kyu Moon, Sang Ho Park, Yong Joo Lee, Ha Na Kim, Tae-Rae Kim, Beom Seok Kim, Jong Hoon Won, Myung Sup Jung
  • Method of analyzing coupling effect between signal lines in an integrated circuit
    Patent number: 9201108
    Abstract: Second signal lines are selected among neighboring signal lines near a first signal line, such that the second signal lines have valid coupling capacitances with respect to the first signal line. Test signal patterns of the first signal line and the second signal lines are selected among real signal patterns according to a function of the integrated circuit. At least one of a coupling noise and a coupling transition delay of the first signal line is calculated based on the test signal patterns.
    Type: Grant
    Filed: December 27, 2012
    Date of Patent: December 1, 2015
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Yeo-Il Yun, Seong-Uk Min, Sang-Ho Park
  • Polarizing film and display device including the polarizing film
    Patent number: 9194980
    Abstract: Disclosed are a polarizing film including a polyolefin and a dichroic dye having a solubility parameter difference between the polyolefin and the dichroic dye is less than 7.4, and a display device including the polarizing film.
    Type: Grant
    Filed: May 8, 2013
    Date of Patent: November 24, 2015
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Yong Joo Lee, Deuk Kyu Moon, Sang Ho Park, Jong Hoon Won, Hyeon Ho Choi, Myung Man Kim, Young Hwan Kim, Feifei Fang, Myung Sup Jung
  • REFRIGERATOR
    Publication number: 20150316307
    Abstract: A refrigerator is described that includes a slim refrigerator door. The refrigerator includes a storage compartment, a refrigerator door to open and close the storage compartment, and an ice maker to generate ice cubes. The refrigerator further includes an ice bin-at the refrigerator door to receive the ice cubes generated in the ice maker and having a discharge opening-for discharging the ice cubes. The refrigerator further includes a motor-at the refrigerator-and at least one blade-within the ice bin and connected to the-motor. The at least one ice cube directly drops onto the at least one blade. The at least one blade moves the at least one ice cube to the discharge and discharges the at least one ice cube from the ice bin by an operation of the motor.
    Type: Application
    Filed: July 15, 2015
    Publication date: November 5, 2015
    Inventors: Seung Mok LEE, Sang Ho PARK