Patents by Inventor Tae-Hoon Yang

Tae-Hoon Yang 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: 20210287579
    Abstract: A display device inspection method includes: checking connection failures of light emitting elements included in a pixel and connected in series based on a first control signal, a second control signal, and a voltage of an initialization power source, wherein the pixel comprises: a pixel circuit controlling a current flowing from a first power source to a second node in response to a voltage of a first node; a first light emitting element connected to the second node; a first transistor controlling the voltage of the initialization power source supplied to the second node; a second light emitting element electrically connected between the first light emitting element and a second power source; and a second transistor having a first electrode connected to a third node between the first light emitting element and the second light emitting element, and a gate electrode connected to a first inspection control line.
    Type: Application
    Filed: December 9, 2020
    Publication date: September 16, 2021
    Inventors: Ki Nyeng KANG, Min Joo KIM, Tae Hoon YANG, Sang Hoon LEE, Seon Beom JI
  • Publication number: 20210280663
    Abstract: A display device includes a display area which includes a first display area including a plurality of first pixels and a second display area including at least one second pixel and at least one light-transmitting portion, a peripheral area disposed around the display area, a data line including a first portion and a second portion spaced apart from each other in a predetermined direction with the light-transmitting portion therebetween, and a conductive pattern disposed at a different conductive layer from the data line. The conductive pattern includes a first pattern portion including a bypass portion that bypasses a periphery of the second display area in a plan view and disposed in the first display area, and the first pattern portion includes a first end electrically connected to the first portion of the data line and a second end electrically connected to the second portion of the data line.
    Type: Application
    Filed: December 30, 2020
    Publication date: September 9, 2021
    Inventors: Sun Ho KIM, Gun Hee KIM, Dong Hwan SHIM, Tae Hoon YANG, Sun Hee LEE
  • Publication number: 20210257419
    Abstract: An organic light-emitting display device includes: a display panel having a first display area and a second display area, the first and second display areas having different light transmittances from each other in a unit area, wherein the display panel includes a plurality of organic light-emitting diodes disposed in the first display area and the second display area, wherein a first organic light-emitting diode disposed in the first display area and a second organic light-emitting diode disposed in the second display area each include at least one light emitter, and the number of the light emitter included in the second organic light-emitting diode is greater than the number of the light emitter included in the first organic light-emitting diode.
    Type: Application
    Filed: January 29, 2021
    Publication date: August 19, 2021
    Inventors: Sang Eok Jang, Seung Chan Lee, Sun Ho Kim, Dong Hwan Shim, Sun Hee Lee, Gun Hee Kim, Tae Hoon Yang
  • Publication number: 20210226174
    Abstract: A display device includes a display panel including an antireflection layer on a light emitting element layer which includes a first pixel defining layer in which an opening defining a light emitting area of a first pixel is defined, and a second pixel defining layer in which an opening defining a light emitting area of a second pixel is defined. The antireflection layer includes first and second light blocking layers respectively overlapping the first and second pixel defining layers, and includes a first gap defined by a length of a predetermined direction from an edge of the opening to an edge of an opening of the first light blocking layer, and a second gap defined by a length from an edge of the opening to an edge of an opening of the second light blocking layer in the predetermined direction. The first gap is less than the second gap.
    Type: Application
    Filed: December 15, 2020
    Publication date: July 22, 2021
    Inventors: Sun Ho KIM, Sun Hee LEE, Gun Hee KIM, Tae Hoon YANG, Seung Chan LEE, Joo Hee JEON
  • Patent number: 11063346
    Abstract: Disclosed is a shark fin antenna for a vehicle. The shark fin antenna has a pad and a base disposed on the pad to provide a space for a printed circuit board and a plurality of antenna components. The shark fin antenna includes a holder having a groove therein for exposing at least a portion of an upper surface of a printed circuit board, a first antenna unit supported by the holder and having an antenna pattern formed on a surface thereof to receive an AM/FM frequency band signal, a first auxiliary unit covering at least a portion of an upper surface of the first antenna unit, and a spring mounted in the groove to elastically support the first auxiliary unit and the first antenna unit in a vertical direction of the upper surface of the printed circuit board.
    Type: Grant
    Filed: March 2, 2020
    Date of Patent: July 13, 2021
    Assignee: INFAC ELECS CO., LTD.
    Inventors: Tae Hoon Yang, Sang Hoon Lim, Soo Young Hwang, Ki Seok Uhm, Kyu Chang Nam, Chae Kyun Lim, Jong Kook Kim
  • Publication number: 20210210582
    Abstract: A display device includes a substrate including an opening area in a display area and a non-display area between the display area and the opening area; signal wires disposed in the non-display area to bypass the opening area, and at least one groove disposed between the signal wires.
    Type: Application
    Filed: August 27, 2020
    Publication date: July 8, 2021
    Applicant: Samsung Display Co., LTD.
    Inventors: Sang Hoon LEE, Ki Nyeng KANG, Tae Woo KIM, Tae Hoon YANG, Seon Beom JI, Jong Hyun CHOI
  • Publication number: 20210202626
    Abstract: A display device, includes: a substrate including pixel areas and a transmissive area between the pixel areas; a pixel circuit layer including at least one transistor on each of the pixel areas; and a light-emitting element layer on the pixel circuit layer and including at least one light-emitting element at each of the pixel areas and coupled to the at least one transistor, and a transparent organic layer at the transmissive area, wherein the light-emitting element layer further includes: a first electrode at the pixel areas, a first inorganic layer at the first electrode, an organic layer covering the first inorganic layer and the transparent organic layer, and a second inorganic layer on the organic layer.
    Type: Application
    Filed: October 27, 2020
    Publication date: July 1, 2021
    Inventors: Joo Hee Jeon, Tae Hoon Yang, Gun Hee Kim, Sung Jin Hong
  • Publication number: 20210193614
    Abstract: Provided is a display device including a substrate including a display area including a plurality of pixel areas, and a non-display area outside the display area, a pixel circuit layer including a plurality of circuit elements in the display area, a display element layer including a plurality of light-emitting elements in the display area on the pixel circuit layer, and first and second alignment lines on the substrate, and each including a main line at the same layer as at least one electrode on the display element layer, and a sub line electrically connected to the main line and at the same layer as at least one electrode on the pixel circuit layer, wherein the first alignment line and the second alignment line do not include the main line in the non-display area, and include the sub line to be spaced apart from one edge of the substrate.
    Type: Application
    Filed: August 18, 2020
    Publication date: June 24, 2021
    Inventors: Sung Jin LEE, Jin Yeong KIM, Jin Taek KIM, Soo Hyun MOON, Tae Hoon YANG, Seung Min LEE
  • Publication number: 20210151419
    Abstract: A display device includes a substrate, a display element layer disposed on a first surface of the substrate and including a light emitting element that emits light, and a pixel circuit layer disposed on the display element layer and including a transistor electrically connected to the light emitting element. The display element layer includes a first contact electrode electrically connected to a first end of the light emitting element, and a second contact electrode electrically connected to a second end of the light emitting element. The pixel circuit layer includes a reflective layer disposed on the display element layer and overlapping the light emitting element. One of the first contact electrode and the second contact electrode is electrically connected to the transistor. The reflective layer reflects the light emitted from the light emitting element toward a second surface of the substrate.
    Type: Application
    Filed: August 12, 2020
    Publication date: May 20, 2021
    Applicant: Samsung Display Co., LTD.
    Inventors: Seung Min LEE, Jin Yeong KIM, Sang Ho PARK, Tae Hoon YANG, Sung Jin LEE, Jin Woo LEE
  • Publication number: 20210147883
    Abstract: The invention is directed to a non-naturally occurring microbial organism comprising a first attenuation of a succinyl-CoA synthetase or transferase and at least a second attenuation of a succinyl-CoA converting enzyme or a gene encoding a succinate producing enzyme within a multi-step pathway having a net conversion of succinyl-CoA to succinate.
    Type: Application
    Filed: February 7, 2020
    Publication date: May 20, 2021
    Inventors: Anthony P. Burgard, Robin E. Osterhout, Stephen J. Van Dien, Priti Pharkya, Tae Hoon Yang, Jungik Choi
  • Publication number: 20210151499
    Abstract: A display device includes a substrate having an emission area and a non-emission area, a first electrode and a second electrode spaced from each other on the substrate in the emission area, a first insulating layer on the substrate in the emission area and the non-emission area and covering at least a portion of the first electrode and the second electrode, a light-emitting element between the first electrode and the second electrode, a first contact electrode on the first electrode and in contact with one end portion of the light-emitting element, and a second contact electrode on the second electrode and in contact with the other end portion of the light-emitting element, a first active material layer on the first insulating layer in the non-emission area and electrically connected to the first contact electrode, and a gate insulating layer on the first active material layer.
    Type: Application
    Filed: November 13, 2020
    Publication date: May 20, 2021
    Inventors: Sang Ho PARK, Sung Hoon KIM, Jin Yeong KIM, Jin Taek KIM, Tae Hoon YANG, Sung Jin LEE
  • Publication number: 20210136911
    Abstract: A display device includes: a display panel including a bending area; and a first passivation film and a second passivation film disposed on a first surface of the display panel to be spaced apart from each other. The second passivation film includes a first flat portion and a first stepped portion overlapping the bending area, and a thickness of the first stepped portion is less than a thickness of the first flat portion.
    Type: Application
    Filed: June 30, 2020
    Publication date: May 6, 2021
    Inventors: Seung Min SONG, Ki Nyeng KANG, Seon Beom JI, Tae Hoon YANG
  • Publication number: 20210134877
    Abstract: A display panel includes a base layer having a display area and a non-display area including a pad area; a plurality of transistors on the base layer; a first protective layer covering the plurality of transistors; a conductive layer on the first protective layer; a second protective layer over the conductive layer; a first electrode and a second electrode on the second protective layer, the first and second electrodes being spaced from each other; a plurality of light emitting elements between the first electrode and the second electrode; a first contact electrode on the first electrode, the first contact electrode being in contact with one end portion of the light emitting element, and a second contact electrode on the second electrode, the second contact electrode being in contact with the other end portion of the at least one light emitting element; and a first pad in the pad area.
    Type: Application
    Filed: September 16, 2020
    Publication date: May 6, 2021
    Inventors: Jin Taek KIM, Jin Yeong KIM, Soo Hyun MOON, Sang Ho PARK, Seung Min LEE, Jin Woo LEE, Tae Hoon YANG
  • Publication number: 20210134907
    Abstract: A display device includes a first display area and a second display area adjacent to the first display area in a first direction, driving elements, light-emitting elements including a pixel electrode electrically connected to a corresponding one of the driving elements, signal wirings that transfer a driving signal to the driving elements, and connection wirings that transfer a driving signal to signal wirings disposed in the second display area. At least one of the connection wirings includes a first signal-transferring portion extending in the first direction, a second signal-transferring portion extending in a second direction, and dummy portions extending in a direction intersecting the first and second signal-transferring portions. The pixel electrode overlaps a gap between dummy portions of adjacent connection wirings in an area where the connection wirings are disposed.
    Type: Application
    Filed: October 28, 2020
    Publication date: May 6, 2021
    Applicant: Samsung Display Co., LTD.
    Inventors: Min Joo Kim, Sun Ho Kim, Seung-Hwan Cho, Tae Woo Kim, Tae Hoon Yang, Jong Hyun Choi
  • Publication number: 20210126076
    Abstract: A display device includes a substrate including a display area including pixels, and a light transmissive area including a portion in the display area, and signal lines disposed in the display area and electrically connected with the pixels, where the signal lines include a first signal line on a first side, a second signal line on a second side and arranged with the first signal line in a first direction, and a third signal line on a third side, and the third signal line is arranged with the first signal line and the second signal line in a second direction, the first and second signal lines are insulated from each other in the display area, and a length of the third signal line is longer than a length of the second signal line in the first direction.
    Type: Application
    Filed: June 29, 2020
    Publication date: April 29, 2021
    Inventors: Sang Hoon LEE, Ki Nyeng KANG, Sun Kwang KIM, Tae Woo KIM, Jong Hyun CHOI, Tae Hoon YANG
  • Publication number: 20210118375
    Abstract: A display device includes: a plurality of pixels, each of which is connected to a corresponding one of a plurality of scan lines, and a scan driver including a plurality of stages, each of which supplies a scan signal to a corresponding one of the scan lines, each of the stages includes: a node controller which supplies a second output signal of a previous stage to a first node based on an input signal of a first clock terminal or a first output signal of the previous stage, a first inverter connected between the first node and a second node, a buffer which supplies a voltage of the second node to a first output terminal based on an input signal of a second clock terminal, and a second inverter connected between the first output terminal and a second output terminal.
    Type: Application
    Filed: October 20, 2020
    Publication date: April 22, 2021
    Inventors: Tae Hoon YANG, Joon Ho LEE, Kee Chan PARK, Ki Bum KIM, Hyang A. PARK, Jong Chan LEE, Woong Hee JEONG
  • Publication number: 20210111323
    Abstract: A display device includes a substrate including a display area and a non-display area, a pixel located in the display area, a pad unit on one side of the non-display area, and a driver connected to the pixel. The pixel includes a first insulating layer, a first light emitting element on the first insulating layer, a second insulating layer on the first light emitting element and exposing one end portion and another end portion of the first light emitting element, a first contact electrode on the second insulating layer and connected to the one end portion of the first light emitting element, and a second contact electrode on the second insulating layer and connected to the other end portion of the first light emitting element. The pad unit includes a pad metal layer, a first pad insulating layer, a second pad insulating layer, and a pad electrode.
    Type: Application
    Filed: July 13, 2020
    Publication date: April 15, 2021
    Inventors: Jin Yeong KIM, Mi Jin PARK, Sang Ho PARK, Tae Hoon YANG, Sung Jin LEE
  • Publication number: 20210111303
    Abstract: A method of manufacturing a display device includes: forming a first electrode on a substrate; forming an insulating layer on the substrate and on the first electrode; providing light emitting elements in the insulating layer, each of the light emitting elements having a long axis and a short axis crossing the long axis and being configured to emit light; aligning the light emitting elements such that one end of each of the light emitting elements faces the substrate and the long axis of each of the light emitting elements is arranged in a direction from the substrate toward the insulating layer; patterning the insulating layer to form an insulating pattern exposing another end of each of the light emitting elements; and forming a second electrode electrically connected to the exposed other end of each of the light emitting elements.
    Type: Application
    Filed: July 23, 2020
    Publication date: April 15, 2021
    Inventors: Sung Jin LEE, Jin Yeong KIM, Jin Taek KIM, Mi Jin PARK, Sang Ho PARK, Tae Hoon YANG
  • Patent number: 10944011
    Abstract: A display apparatus includes a base substrate, an active pattern on the base substrate including a source region, a drain region, and a channel region that is doped between the source region and the drain region, the channel region including polycrystalline silicon, and a gate electrode overlapping the channel region of the active pattern. The channel region may include a lower portion, an upper portion, and an intermediate portion between the upper portion and the lower portion, and a dopant density of the lower portion may be 80% or more of a dopant density of the upper portion.
    Type: Grant
    Filed: October 7, 2019
    Date of Patent: March 9, 2021
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Tae Hoon Yang, Kibum Kim, Jongjun Baek, Byung Soo So, Jong chan Lee, Woong Hee Jeong, Jaewoo Jeong
  • Publication number: 20210057805
    Abstract: Disclosed is a shark fin antenna for a vehicle. The shark fin antenna has a pad and a base disposed on the pad to provide a space for a printed circuit board and a plurality of antenna components. The shark fin antenna includes a holder having a groove therein for exposing at least a portion of an upper surface of a printed circuit board, a first antenna unit supported by the holder and having an antenna pattern formed on a surface thereof to receive an AM/FM frequency band signal, a first auxiliary unit covering at least a portion of an upper surface of the first antenna unit, and a spring mounted in the groove to elastically support the first auxiliary unit and the first antenna unit in a vertical direction of the upper surface of the printed circuit board.
    Type: Application
    Filed: March 2, 2020
    Publication date: February 25, 2021
    Inventors: Tae Hoon Yang, Sang Hoon Lim, Soo Young Hwang, Ki Seok Uhm, Kyu Chang Nam, Chae Kyun Lim, Jong Kook Kim