Patents Assigned to Samsung Display Co., Ltd.
  • Patent number: 11977417
    Abstract: A display apparatus includes: a display panel including a main display area; a first auxiliary display area connected to a first edge of the main display area; a second auxiliary display area connected to a second edge of the main display area, the second edge crossing the first edge; and a corner display area connecting the first auxiliary display area to the second auxiliary display area; and a cover window disposed on the display panel, where a plurality of grooves which is concave in a thickness direction of the cover window is defined in the cover window to correspond to the corner display area.
    Type: Grant
    Filed: June 6, 2022
    Date of Patent: May 7, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Youngmin Park, Sangwon Lee, Kangwoo Lee
  • Patent number: 11978402
    Abstract: A gate driver includes: a signal generator configured to generate a gate signal, and output the gate signal to a first output terminal; and an inverted signal generator configured to generate an inverted gate signal based on the gate signal, and output the inverted gate signal to a second output terminal, wherein the inverted signal generator includes: a first transistor connected between a first node connected to the second output terminal and a first driving power supply terminal, and including a PMOS transistor; and a second transistor connected between the first node and a second driving power supply terminal, and including an NMOS transistor, and wherein a second node connected to the first output terminal is connected to a gate electrode of each of the first and second transistors.
    Type: Grant
    Filed: February 24, 2023
    Date of Patent: May 7, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sunho Kim, Yoomin Ko, Hyewon Kim, Juchan Park, Pilsuk Lee, Chung Sock Choi, Sungjin Hong
  • Patent number: 11977703
    Abstract: A touch detection module, includes: a plurality of driving electrodes arranged side by side; a plurality of sensing electrodes staggered with respect to the driving electrodes; and a touch driving circuit configured to supply touch driving signals to the plurality of driving electrodes and to detect touch detection signals through the plurality of sensing electrodes to identify touch position coordinates, wherein the touch driving circuit is configured: to vary frequency modulation parameter set values in response to a change in a frequency of reference clocks, and to generate and supply a frequency of the touch driving signals by using the reference clocks and a varied frequency modulation parameter set value.
    Type: Grant
    Filed: February 24, 2023
    Date of Patent: May 7, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jin Woo Park, Min Hong Kim, Tae Joon Kim, Il Ho Lee, Wan Kee Jun
  • Patent number: 11978407
    Abstract: A display device includes a display panel including a first data line, a second data line, and a pixel, the pixel including a first sub-pixel coupled to the first data line, and a second sub-pixel coupled to the second data line, a light stress compensator configured to generate a first data voltage control signal for the first sub-pixel based on a second data value of input image data for the second sub-pixel, in response to a first data value of input image data for the first sub-pixel being equal to or less than a first reference value, and a data driver configured to generate a first data signal based on the first data value for the first sub-pixel, to provide a first data voltage to the first data line, and to vary the first data voltage based on the first data voltage control signal.
    Type: Grant
    Filed: June 1, 2023
    Date of Patent: May 7, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jae Hoon Lee, Hyun Bo Byun, Kyoung Ho Lim
  • Patent number: 11978841
    Abstract: A display apparatus includes a display area including pixels on a substrate, a pad portion on the substrate in a non-display area outside the display area, and including a conductive line, a first dummy line around the conductive line, and a first anti-fuse and a second anti-fuse adjacent to the conductive line and spaced apart from each other in a lengthwise direction of the conductive line, the first anti-fuse and the second anti-fuse each including a first electrode electrically connected to a portion of the conductive line, and a second electrode over the first electrode with a first insulating layer therebetween, and electrically connected to a portion of the first dummy line, and a circuit portion overlapping, and electrically connected to, the pad portion.
    Type: Grant
    Filed: September 29, 2021
    Date of Patent: May 7, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jeehoon Kim, Shinhyuk Yang, Huiwon Yang, Jongmoo Huh
  • Patent number: 11980075
    Abstract: An organic light emitting display device includes a substrate having a display area and a peripheral area; a pad disposed on the substrate in the peripheral area; a first conductive pattern disposed on one side of the display area in the peripheral area and electrically connected to the pad; a second conductive pattern disposed on the substrate in the peripheral area and disposed on an opposite side of the first conductive pattern; a first connection electrode disposed on the first conductive pattern in the peripheral area and electrically connected to the first conductive pattern; and a second connection electrode disposed on the second conductive pattern in the peripheral area and electrically connected to the second conductive pattern. A cathode electrode of a light emitting diode is disposed on the first and second connection electrodes and electrically connected to the first and second connection electrodes.
    Type: Grant
    Filed: May 4, 2023
    Date of Patent: May 7, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sang Moo Choi, Mi Hae Kim, Sang Won Seok, Hwan Soo Jang, Su Jin Lee
  • Patent number: 11978615
    Abstract: A sputtering apparatus includes a back plate supporting a sputtering target, a magnet module disposed under the back plate and including a magnet unit reciprocating in a first direction, a first shielding member attached on a portion of the magnet unit, moving together with the magnet unit, and covering at least a portion of the magnet unit, a protective sheet disposed between the back plate and the magnet module, and a second shielding member disposed between the back plate and the magnet module, and having a fixed position.
    Type: Grant
    Filed: April 11, 2022
    Date of Patent: May 7, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Hyun-Woo Kim, Sangmok Nam, Jaeho Byeon, Jongho Hyun, Nam-Jin Hyung
  • Patent number: 11979987
    Abstract: Provided is an electronic component including a pad region including a plurality of pads extending along corresponding extension lines and arranged in a first direction, and a signal wire configured to receive a driving signal from the pad region, wherein the plurality of pads include a plurality of first pads arranged continuously and a plurality of second pads arranged continuously, and extension lines of the plurality of first pads substantially converge into a first point and extension lines of the plurality of second pads substantially converge into a second point different from the first point.
    Type: Grant
    Filed: May 31, 2023
    Date of Patent: May 7, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Han-Sung Bae, Wonkyu Kwak, Cheolgeun An
  • Patent number: 11978382
    Abstract: An input sensing device includes sensor pixels initialized in response to a reset signal provided through a reset line, and output a sensing signal to a read-out line in response to a scan signal provided through a scan line. A controller generates at least one start signal and clock signals. A selector selectively provides the at least one start signal and the clock signals to first control lines or second control lines. A reset driver connected to the first control lines, and supplying reset signals to at least some of the reset lines based on the at least one start signal and the clock signals provided through the first control lines. A scan driver is connected to the second control lines, and supplies scan signals to at least some of the scan lines based on the at least one start signal and the clock signals.
    Type: Grant
    Filed: December 12, 2022
    Date of Patent: May 7, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Kyung Tea Park, Jong Hyun Lee, Kang Bin Jo, Go Eun Cha
  • Patent number: 11980064
    Abstract: A display apparatus includes a substrate including a display area and a sensor area, the display area including main pixels and the sensor area including auxiliary pixels and a transmission portion; a first pixel electrode and a first emission layer in each of the main pixels; a second pixel electrode and a second emission layer in each of the auxiliary pixels; an opposite electrode integrally arranged in the display area and the sensor area; and a metal layer at least partially surrounding the transmission portion, wherein the opposite electrode has an opening corresponding to the transmission portion.
    Type: Grant
    Filed: November 16, 2020
    Date of Patent: May 7, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Eonseok Oh, Woosik Jeon, Sangyeol Kim
  • Patent number: 11980082
    Abstract: An embodiment of the present invention provides a manufacturing method of a display device, including: forming a pixel circuit portion overlapping a display area on a substrate; forming a first electrode that is electrically connected to the pixel circuit portion; forming a partition wall overlapping a portion of the first electrode; forming a dummy line overlapping a peripheral area surrounding the display area by using a dispenser; and forming at least a portion of an intermediate layer in the partition wall by an inkjet process.
    Type: Grant
    Filed: September 8, 2021
    Date of Patent: May 7, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Seul Gi Han, Seok Soon Back
  • Patent number: 11980049
    Abstract: A foldable display device includes a display panel, a folding line extending in a first direction, a first non-folding area disposed on a first side of the folding line and which extends in a second direction perpendicular to the first direction, a second non-folding area disposed on a second side of the folding line opposite the first side and which extends in the second direction, and a through hole defined in the first non-folding area and which penetrates the display panel in a thickness direction. In a plan view, a first maximum width of the through hole in the first direction is smaller than a second maximum width of the through hole in the second direction.
    Type: Grant
    Filed: July 27, 2021
    Date of Patent: May 7, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventor: Yun Jae Kim
  • Patent number: 11980084
    Abstract: Disclosed is an organic light emitting diode (OLED) display comprising a substrate; an organic light emitting element disposed on the substrate; an encapsulation substrate disposed on the organic light emitting element; and an adhesive layer formed on the substrate, covering the organic light emitting element, and bonding the substrate on which the organic light emitting element is formed with the encapsulation substrate.
    Type: Grant
    Filed: March 6, 2023
    Date of Patent: May 7, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jung-Hyun Son, Hoon Kim
  • Patent number: 11980083
    Abstract: A method of manufacturing a thin film transistor includes: forming an active pattern on a substrate; forming an insulating layer and a gate electrode layer on the active pattern in order; forming a photoresist pattern on the gate electrode layer; forming a preliminary gate electrode by wet etching the gate electrode layer using the photoresist pattern; forming an insulating pattern by dry etching the insulating layer using the photoresist pattern and the preliminary gate electrode; and forming a gate electrode by wet etching a side surface of the preliminary gate electrode using the photoresist pattern.
    Type: Grant
    Filed: March 27, 2020
    Date of Patent: May 7, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Keum Hee Lee, Joongeol Kim, Kap Soo Yoon, Woo Geun Lee, Seung-Ha Choi, Jiyun Hong
  • Patent number: 11980077
    Abstract: A pixel arrangement structure of an OLED display is provided. The pixel arrangement structure includes: a first pixel having a center coinciding with a center of a virtual square; a second pixel separated from the first pixel and having a center at a first vertex of the virtual square; and a third pixel separated from the first pixel and the second pixel, and having a center at a second vertex neighboring the first vertex of the virtual square.
    Type: Grant
    Filed: February 27, 2023
    Date of Patent: May 7, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventor: Sang-Shin Lee
  • Patent number: 11980091
    Abstract: An organic electroluminescence device of an embodiment includes a first electrode, a second electrode, and an emission layer between the first electrode and the second electrode, and the emission layer includes a compound represented by Formula 1 below, and thus the organic electroluminescence device may exhibit high luminous efficiency characteristics and improved service life characteristics.
    Type: Grant
    Filed: September 16, 2020
    Date of Patent: May 7, 2024
    Assignees: Samsung Display Co., Ltd., Lapto Co., Ltd.
    Inventors: Dongchan Lee, Eu-gene Oh, SeulOng Kim, Yunjee Park, Munsoo Kim, JuWan Maeng, Kap-jong Han
  • Patent number: 11980085
    Abstract: A display device includes a sensing line and a data driver. The sensing line is in a display panel. The data driver includes a plurality of integrated circuits. Each of the integrated circuits includes an interface, which includes a mobile industry processor interface (MIPI) and a crack detector. The crack detector detects cracks of the panel based on the sensing line and transmits and receives information corresponding to the crack to and from adjacent ones of the integrated circuits using a transmission terminal and a reception terminal in the MIPI.
    Type: Grant
    Filed: July 16, 2021
    Date of Patent: May 7, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventor: Ho Seok Han
  • Patent number: 11980088
    Abstract: An organic electroluminescence device includes a first electrode, a hole transport region on the first electrode, a light-emitting layer on the hole transport region, an electron transport region on the light-emitting layer, and a second electrode on the electron transport region. The hole transport region includes an amine compound represented by Formula 1.
    Type: Grant
    Filed: July 12, 2021
    Date of Patent: May 7, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sohee Jo, Eunjae Jeong, Dongjun Kim, Minji Kim, Hankyu Pak, Sanghyun Han
  • Patent number: 11980063
    Abstract: A display device includes a substrate including a display area and a non-display area adjacent to the display area. The non-display area includes a blocking region. An organic layer is disposed on the substrate. An emission layer is disposed in the display area of the substrate. An auxiliary pattern is disposed in the blocking region of the non-display area of the substrate. A thin film encapsulation layer is disposed on the substrate and overlaps the emission layer and the blocking region. The organic layer has a groove penetrating an entire thickness of the organic layer in the blocking region. The auxiliary pattern overlaps the groove. The auxiliary pattern includes a same material as a gate electrode disposed in the display area of the substrate.
    Type: Grant
    Filed: April 27, 2021
    Date of Patent: May 7, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Ki Hoon Kim, Deuk Jong Kim, Jae Hak Lee
  • Patent number: 11980078
    Abstract: A display device is provided. The display device includes: a substrate, a first display area in which a plurality of main sub-pixels are arranged on the substrate, and a second display area in which a basic unit is arranged, the basic unit including an auxiliary light-emitting area, in which a plurality of auxiliary sub-pixels are arranged on the substrate, and a transmission portion, wherein each of the plurality of auxiliary sub-pixels includes a pixel electrode on the substrate, an intermediate layer on the pixel electrode, and an opposite electrode on the intermediate layer, wherein intermediate layers of auxiliary sub-pixels for emitting light of a same color from among the plurality of auxiliary sub-pixels are connected to each other.
    Type: Grant
    Filed: June 1, 2023
    Date of Patent: May 7, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jongwon Chae, Moosoon Ko, Jinseock Ma, Sunghoon Moon, Sewan Son, Sangshin Lee, Yongje Jeon, Jingoo Jung