Patents Assigned to Samsung Display Co., Ltd.
  • Patent number: 11963410
    Abstract: A display device includes a substrate including a pixel region and a peripheral region. A plurality of pixels is disposed in the pixel region of the substrate. Each of the plurality of pixels includes a light emitting element. Data lines and scan lines are connected to each of the plurality of pixels. A power line is configured to supply power to the plurality of pixels. The power line includes a plurality of first conductive lines and a plurality of second conductive lines intersecting the plurality of first conductive lines. The plurality of second conductive lines is arranged in a region between adjacent light emitting elements of the plurality of pixels. At least some of the plurality of second conductive lines extend in a direction oblique to a direction of extension of the data lines or the scan lines.
    Type: Grant
    Filed: June 13, 2022
    Date of Patent: April 16, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Yang Wan Kim, Byung Sun Kim, Jae Yong Lee, Chung Yi, Hyung Jun Park, Su Jin Lee
  • Patent number: 11963415
    Abstract: A display device includes a substrate. The display unit is disposed on the substrate and includes a pixel circuit and a display element electrically connected to the pixel circuit. A driving circuit is disposed outside of the display unit. The driving circuit includes a thin film transistor. An inorganic insulating layer is disposed on the driving circuit. A power supply line is disposed on the inorganic insulating layer, overlaps the driving circuit, and is connected to a common electrode of the display element. An encapsulation substrate is disposed on the power supply line and faces the substrate. A sealing material is interposed between the substrate and the encapsulation substrate and overlaps the driving circuit.
    Type: Grant
    Filed: March 4, 2023
    Date of Patent: April 16, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Dongwook Kim, Wonkyu Kwak, Sunja Kwon, Seho Kim, Hansung Bae
  • Patent number: 11961461
    Abstract: A pixel circuit includes: a first transistor including a gate electrode connected to a first node, a source electrode connected to a first power line, and a drain electrode connected to a second power line; a light emitting element connected between the first transistor and the first or second power line; a second transistor connected between a data line and the first node, and including a gate electrode connected to a first scan line; a first capacitor connected between the first node and the source electrode of the first transistor; a third transistor connected between the first node and the first power line, and including a gate electrode connected to a second node; a fourth transistor connected between the second node and the data line, and including a gate electrode connected to a second scan line; and a second capacitor connected between the second node and a first control line.
    Type: Grant
    Filed: January 23, 2023
    Date of Patent: April 16, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hyun Joon Kim, Kyung Hoon Chung
  • Patent number: 11963387
    Abstract: An organic light emitting display device includes: a thin film transistor disposed in a display area of a substrate; an insulating layer disposed on the thin film transistor; an organic light emitting element disposed on the insulating layer and connected to the thin film transistor; and an encapsulation layer covering the organic light emitting element. The encapsulation layer includes: a first inorganic layer extending from the organic light emitting element to a non-display area; an organic layer disposed on the first inorganic layer; a second inorganic layer extending from the organic layer to the non-display area; and an organic pattern layer disposed between the first inorganic layer and the second inorganic layer and spaced apart from the organic layer in the non-display area. At least a part of the first inorganic layer and at least a part of the second inorganic layer may contact each other in the non-display area.
    Type: Grant
    Filed: February 28, 2023
    Date of Patent: April 16, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Seol Kim, Eunah Kim, Sungchan Jo
  • Patent number: 11963379
    Abstract: A display device includes: a display panel including a display region and a non-display region; a window member on the display panel; and an adhesive member between the display panel and the window member. The adhesive member includes: a first adhesion portion overlapping the display region, and a second adhesion portion extending from the first adhesion portion and overlapping the non-display region. The display panel includes: a substrate, a display element layer on the substrate and overlapping the display region, a driving chip on the substrate and overlapping the non-display region, and an encapsulation member on the display element layer. The driving chip is configured to provide a driving signal to the display element layer. The first adhesion portion connects the window member to the encapsulation member. The second adhesion portion connects the window member to the substrate and encloses the driving chip, but does not overlap the driving chip.
    Type: Grant
    Filed: April 5, 2019
    Date of Patent: April 16, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Euiyun Jang, Cheolgeun An, Wonjoon Choi, Jeongho Hwang
  • Patent number: 11963388
    Abstract: A display device is provided. The display device includes a substrate including a display area, an opening area disposed in the display area, a first non-display area at least partially surrounding the display area, and a second non-display area at least partially surrounding the opening area. A display layer is disposed in the display area. An encapsulating substrate covers the display layer and has an opening corresponding to the opening area. A sealing portion is disposed between the encapsulating substrate and the substrate. The sealing portion is disposed in the opening area and connects the encapsulating substrate to the substrate. A partition wall is disposed between the substrate and the sealing portion.
    Type: Grant
    Filed: May 24, 2023
    Date of Patent: April 16, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Seungchan Lee, Gunhee Kim, Donghyun Kim, Sanghoon Kim, Soohyun Moon, Joohee Jeon, Sungjin Hong, Taehoon Yang
  • Patent number: 11963422
    Abstract: Disclosed is a color conversion panel which may include a first pixel area, a second pixel area, a third pixel area, and a non-pixel area positioned between the first pixel area, the second pixel area, and the third pixel area; a substrate; a light blocking layer in a non-pixel area on a substrate, a color filter layer including a first color filter, a second color filter, and a third color filter; a color conversion layer including a first color conversion pattern on the first color filter, a second color conversion pattern on the second color filter, and a light transmission pattern on third color filter; a transmission bank between the first color conversion pattern, the second color conversion pattern, and the light transmission pattern; an opening in the transmission bank; and a reflection bank in the opening of the transmission bank.
    Type: Grant
    Filed: May 19, 2021
    Date of Patent: April 16, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Keunyoung Park, Hyunwoo Noh, Haeil Park, Moonjung Baek, Kwangkeun Lee, Junhan Lee, Suji Han
  • Patent number: 11963375
    Abstract: A light-emitting device includes a first electrode. a second electrode facing the first electrode, and an interlayer between the first electrode and the second electrode and including an emission layer. The emission layer may include a hole transporting host, an electron transporting host, a sensitizer, and a delayed fluorescence dopant. The hole transporting host and the electron transporting host may form an exciplex. The sensitizer may include an organometallic compound. The delayed fluorescence dopant may not include a metal atom, and the exciplex may satisfy specific Equations.
    Type: Grant
    Filed: April 12, 2021
    Date of Patent: April 16, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jiyoung Lee, Makoto Yamamoto, Toshiyuki Matsuura, Hyunyoung Kim, Hyosup Shin
  • Patent number: 11963436
    Abstract: A display device includes a display panel including a main area, a bending area at which the display panel is bendable, and a sub area, in order. The main area includes a display area and a non-display area which is adjacent to the display area. The bending area connects the sub area to the main area at the non-display area thereof, and is recessed from outer side surfaces of the main area and the sub area, to define a recess portion of the display panel at the bending area.
    Type: Grant
    Filed: June 21, 2022
    Date of Patent: April 16, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Seung Wook Kwon, Jeong Seok Lee, Chan Ho Moon, Woo Yong Sung
  • Patent number: 11963437
    Abstract: Provided are a near-infrared light-emitting diode including an osmium (Os)-containing organometallic compound and a device including the near-infrared light-emitting diode. The near-infrared light-emitting diode includes: a first electrode; a second electrode; and an organic layer between the first electrode and the second electrode, where the organic layer includes a near-infrared light-emitting layer, the near-infrared light-emitting layer includes the osmium (Os)-containing organometallic compound.
    Type: Grant
    Filed: December 17, 2019
    Date of Patent: April 16, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Myeongsuk Kim, Sunwoo Kang, Soobyung Ko, Jimyoung Ye, Byeongwook Yoo, Illhun Cho
  • Patent number: 11963319
    Abstract: Disclosed is a display device comprising a display panel, and a support layer disposed under the display panel. The display panel includes a display area that displays an image in a bending area and in a non-bending area, and a non-display area disposed adjacent to the display area in the bending area and the non-bending area. The display device is bend in the bending area during a sliding motion and not bent in the non-bending area adjacent to the bending area during the sliding motion. The non-display area that is disposed the bending area includes pattern areas and non-pattern areas adjacent to the pattern areas. Each of the pattern areas includes a concave portion and a remaining portion.
    Type: Grant
    Filed: March 1, 2022
    Date of Patent: April 16, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventor: Myungan Min
  • Patent number: 11963426
    Abstract: A display device includes a sensor having a detection electrode. An optical pattern layer is disposed directly on the sensor and includes a plurality of transmission portions and a light blocking portion. A display panel is disposed on the optical pattern layer. A minimum distance between the detection electrode and the light blocking portion is in a range of 1 micrometer-5 micrometers.
    Type: Grant
    Filed: June 18, 2020
    Date of Patent: April 16, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Dae-Young Lee, Gee-Bum Kim, Byung Han Yoo, Sangwoo Kim, Jungha Son, Taekyung Ahn, Yunjong Yeo, Kijune Lee, Jaeik Lim, Min Oh Choi, Chaungi Choi
  • Patent number: 11961844
    Abstract: A pixel may include a first sub-pixel, a third sub-pixel, and a second sub-pixel arranged in a second direction, and each including an emission area and a non-emission area. Each of the first sub-pixel, the second sub-pixel, and the third sub-pixel may include a pixel circuit including at least one transistor and a storage capacitor, a first alignment electrode disposed on the pixel circuit, a second alignment electrode extending spaced apart from the first alignment electrode, a light emitting element disposed between the second alignment electrode and the first alignment electrode, and including a first end adjacent to the second alignment electrode and a second end adjacent to the first alignment electrode, and a bridge pattern spaced apart from the first alignment electrode and the second alignment electrode, and electrically connected to the storage capacitor.
    Type: Grant
    Filed: March 15, 2023
    Date of Patent: April 16, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Do Yeong Park, Won Jun Lee, Sung Chul Hong
  • Patent number: 11963383
    Abstract: A lower part protection film for an OLED panel is provided. More particularly, a lower part protection film for an OLED panel, having a significantly improved recognition rate of an alignment process, being capable of preventing generation of static electricity through an antistatic treatment, and having excellent adhesion to an OLED panel at the same time, and an organic light-emitting display apparatus including the lower part protection film for an OLED panel are provided.
    Type: Grant
    Filed: August 20, 2021
    Date of Patent: April 16, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Youngseo Choi, Sangshin Kim, Jinhyuk Kim, Youngdon Park, Youngbin Baek, Sangwoo Lee
  • Patent number: 11963386
    Abstract: A display apparatus includes a base substrate, a light emitting structure disposed on the base substrate, and a thin film encapsulation layer disposed on the light emitting structure and including at least one inorganic layer and at least one organic layer. The at least one inorganic layer includes a high density layer having a density of greater than or equal to about 2.0 g/cm3 and a low density layer having a density of less than about 2.0 g/cm3. The high density layer and the low density layer are in contact with each other.
    Type: Grant
    Filed: September 2, 2022
    Date of Patent: April 16, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Chang Yeong Song, Won Jong Kim, Yi Su Kim, Jong Woo Kim, Hye In Yang, Woo Suk Jung, Yong Chan Ju, Jae Heung Ha
  • Patent number: 11959003
    Abstract: A quantum dot including a core including a semiconductor nanocrystal including a Group III-V compound; and a first semiconductor nanocrystal shell disposed on the semiconductor nanocrystal core, the first semiconductor nanocrystal shell including zinc, selenium, and optionally sulfur, and a second semiconductor nanocrystal shell disposed on the first semiconductor nanocrystal shell, the second semiconductor nanocrystal shell including zinc, sulfur, and optionally selenium, wherein the quantum dot does not include cadmium, an emission peak wavelength of the quantum dot is in a range of about 500 nanometers (nm) to about 550 nm, and an ultraviolet-visible absorption spectrum of the quantum dot includes a first exciton absorption peak and a second exciton absorption peak, a composition including the same, a composite, and an electronic device.
    Type: Grant
    Filed: February 13, 2023
    Date of Patent: April 16, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD
    Inventors: Nayoun Won, Garam Park, Shin Ae Jun, Tae Gon Kim, Taekhoon Kim, Shang Hyeun Park, Mi Hye Lim
  • Patent number: 11961454
    Abstract: A display device includes: a plurality of pixels to receive data voltages based on converted grayscales; and a grayscale converter to: calculate first compensation offsets based on positions of the pixels and input grayscales for the pixels; convert the first compensation offsets into second compensation offsets according to a maximum luminance weight based on an input maximum luminance; and calculate the converted grayscales by applying the second compensation offsets to the input grayscales.
    Type: Grant
    Filed: November 14, 2022
    Date of Patent: April 16, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Si Beak Pyo, Seung Kyu Lee, Young Uk Hwang
  • Patent number: 11958998
    Abstract: A composition including a plurality of quantum dots; a binder polymer; a thiol compound having at least two thiol groups; a polyvalent metal compound; a polymerizable monomer having a carbon-carbon double bond; a photoinitiator; and a solvent.
    Type: Grant
    Filed: May 5, 2021
    Date of Patent: April 16, 2024
    Assignees: SAMSUNG ELECTRONICS CO., LTD., SAMSUNG DISPLAY CO., LTD., SAMSUNG SDI CO., LTD.
    Inventors: Ha Il Kwon, Tae Gon Kim, Shang Hyeun Park, Eun Joo Jang, Shin Ae Jun, Garam Park
  • Patent number: 11961455
    Abstract: A pixel circuit includes: a light emitting element; a driving transistor to generate a driving current; a write transistor including a control electrode to receive a write gate signal, a first electrode to receive a data voltage, and a second electrode connected to a first electrode of a storage capacitor; a first compensation transistor including a control electrode to receive a compensation gate signal, a first electrode connected to a control electrode of the driving transistor, and a second electrode connected to a first electrode of the driving transistor; the storage capacitor including the first electrode connected to the second electrode of the write transistor, and a second electrode connected to the control electrode of the driving transistor; and a test transistor including a control electrode, a first electrode to receive the data voltage, and a second electrode connected to a second electrode of the driving transistor.
    Type: Grant
    Filed: December 15, 2022
    Date of Patent: April 16, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Junhyun Park, Jangmi Kang, Hyeongseok Kim, Minjae Jeong, Mukyung Jeon
  • Patent number: 11963412
    Abstract: A display device including: a panel including pixels, a pixel including; an LED; a capacitor between a first voltage line and a node; a first transistor between the first voltage line and a first electrode of the LED; a second transistor between a data line and a source of the first transistor; a third transistor between the node and a drain of the first transistor; a fourth transistor between the node and a second voltage line; a fifth transistor between the first voltage line and the source of the first transistor; a sixth transistor between the first electrode and the drain of the first transistor; and a seventh transistor between the second voltage line and the first electrode, the third and fourth transistor including: an active area including metal oxide; first and second gates above the active area; and a pattern below the active area.
    Type: Grant
    Filed: June 21, 2022
    Date of Patent: April 16, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Suyeon Yun, Sunghoon Kim, Anna Ryu