Patents by Inventor Junwon Choi
Junwon Choi 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).
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Patent number: 12164346Abstract: A display apparatus includes: a substrate having a transmission area, a display area, and a non-display area, wherein the display area surrounds the transmission area, and the non-display area is between the transmission area and the display area; a first wire on the substrate and including a first-1 wire and a first-2 wire extending in a first direction and being spaced apart from each other by the transmission area; a first connecting wire on a same layer as that of the first wire and connecting the first-1 wire to the first-2 wire; and a second wire extending in the first direction and including a second-1 portion and a second-2 portion, wherein the second-1 portion at least partially overlaps the first connecting wire and is arranged on a different layer from that of the first wire, and the second-2 portion is on the same layer as that of the first wire.Type: GrantFiled: October 25, 2022Date of Patent: December 10, 2024Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Junwon Choi, Seungwoo Sung, Hyungjun Park, Hyunchol Bang, Changsoo Pyon
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Patent number: 12150350Abstract: A display device includes a substrate including a display region, a hole, and a hole edge region surrounding the hole, first data lines disposed on the substrate, extending in a first direction, arranged in a second direction intersecting the first direction in the display region, and bypassing the hole along the hole edge region, and second data lines disposed on the substrate, extending in the first direction, alternately arranged with the first data lines in the second direction in the display region, and bypassing the hole along the hole edge region. At least one of the first data lines intersects at least one of the second data lines such that the first data lines are disposed adjacent to each other and the second data lines are disposed adjacent to each other in the hole edge region.Type: GrantFiled: April 19, 2021Date of Patent: November 19, 2024Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Nuree Um, Wonkyu Kwak, Kyung-Hoon Kim, Mihae Kim, Jaewon Kim, Hyungjun Park, Changsoo Pyon, Kyonghwan Oh, Junwon Choi
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Patent number: 12131679Abstract: A display panel includes first pixels which emit light of different colors, a second pixels which emit light of different colors, a light blocking member on the first and second pixels to block a portion of light emitted therefrom. Each of the first and second pixels includes a pixel circuit, a main light emitting device connected to the pixel circuit, and an auxiliary light emitting device which emits light of a same color as the main light emitting device and is connected to the main light emitting device. The main light emitting device of a first pixel and the auxiliary light emitting device of a second pixel are disposed in a first unit pixel area, and the main light emitting device of the second pixel and the auxiliary light emitting device of the first pixel are disposed in a second unit pixel area adjacent to the first unit pixel area.Type: GrantFiled: September 21, 2023Date of Patent: October 29, 2024Assignee: SAMSUNG DISPLAY CO., LTD.Inventor: Junwon Choi
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Publication number: 20240357883Abstract: A display panel includes a substrate including a display area including a sub-pixel and a non-display area outside the display area, the non-display area including a pad area, a demultiplexer circuit area which is disposed in the non-display area and transmits a data signal to the sub-pixel, a compensation capacitor area between the pad area and the demultiplexer circuit area, the compensation capacitor area including a plurality of compensation capacitors each including a first electrode and a second electrode on the first electrode, and a plurality of fan-out lines extending from the pad area to the compensation capacitor area.Type: ApplicationFiled: January 16, 2024Publication date: October 24, 2024Inventors: Junwon CHOI, Myeonghee SEO, Hwayoung SONG, Junyoung MIN
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Patent number: 12127448Abstract: A display device includes: pixel circuits defining pixel circuit rows each extending in a first direction and pixel circuit columns each extending in a second direction crossing the first direction; active patterns disposed to correspond to the pixel circuits, respectively; a horizontal diode initialization voltage line which transmits a diode initialization voltage and extends in the first direction; and a vertical diode initialization voltage line extending in the second direction and connected to the horizontal diode initialization voltage line. Each of the active patterns includes first and second diode initialization active regions to which the diode initialization voltage is applied. First active patterns of the plurality of the active patterns corresponding to one of the pixel circuit rows are connected to each other. A first end of one of the first and second diode initialization active regions contact the vertical diode initialization voltage line.Type: GrantFiled: October 20, 2021Date of Patent: October 22, 2024Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Junwon Choi, Jaewon Kim, Junyoung Min
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Publication number: 20240324348Abstract: A display apparatus includes a substrate including a display area and a peripheral area outside the display area, a power supply line arranged in the peripheral area, a gate driving circuit arranged between the power supply line and the display area and including a plurality of stages arranged in a direction, and a signal line arranged in the peripheral area, electrically connected to a first stage from among the plurality of stages of the gate driving circuit, and configured to transmit a start signal, wherein the signal line overlaps the power supply line in a plan view and is arranged between the substrate and the power supply line.Type: ApplicationFiled: December 7, 2023Publication date: September 26, 2024Applicant: Samsung Display Co., Ltd.Inventors: Junyoung Min, Soongi Kwon, Minwoo Byun, Junwon Choi, Junyong An
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Patent number: 12069896Abstract: A display panel includes a substrate including a first opening and a second opening that are spaced apart from each other, a plurality of pixels located in a display area around the first opening and the second opening, each of the plurality of pixels including a pixel circuit including a first thin-film transistor, and a display element connected to the pixel circuit, a bottom metal layer located between the substrate and the first thin-film transistor, emission control lines located on the substrate, extending in a first direction and spaced apart from each other by the first opening and the second opening, and a first conductive layer located in an intermediate area surrounding each of the first opening and the second opening to bypass the first opening and the second opening.Type: GrantFiled: January 18, 2022Date of Patent: August 20, 2024Assignee: Samsung Display Co., Ltd.Inventors: Junyoung Min, Jaewon Kim, Junwon Choi
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Publication number: 20240206229Abstract: A display apparatus includes: a substrate; a driving transistor over the substrate, and including a semiconductor layer including a driving active area; a driving voltage line between the substrate and the semiconductor layer, and extending in a first direction; a first capacitor including a first capacitor electrode at the same layer as that of the driving voltage line, and a second capacitor electrode at the same layer as that of the semiconductor layer; and a second capacitor including a third capacitor electrode at the same layer as that of the semiconductor layer, and a fourth capacitor electrode as a part of the driving voltage line.Type: ApplicationFiled: September 20, 2023Publication date: June 20, 2024Inventors: Junyoung Min, Junyong An, Junwon Choi, Chulkyu Kang, Sujin Kim, Seonkyoon Mok
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Publication number: 20240179972Abstract: A display device includes a substrate defining a display area and a non-display area adjacent to the display area, a first line disposed in the non-display area on the substrate, a first via insulating layer disposed on the first line and defining an opening positioned on at least a portion of the first line, a second line disposed on the first via insulating layer and defining an opening pattern positioned on the first via insulating layer, and a second via insulating layer disposed on the second line and including a contact pattern positioned on at least a portion of the opening pattern of the second line.Type: ApplicationFiled: June 14, 2023Publication date: May 30, 2024Inventors: JUNYOUNG MIN, JUN-YONG AN, JUNWON CHOI
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Publication number: 20240161674Abstract: A display panel includes first pixels which emit light of different colors, a second pixels which emit light of different colors, a light blocking member on the first and second pixels to block a portion of light emitted therefrom. Each of the first and second pixels includes a pixel circuit, a main light emitting device connected to the pixel circuit, and an auxiliary light emitting device which emits light of a same color as the main light emitting device and is connected to the main light emitting device. The main light emitting device of a first pixel and the auxiliary light emitting device of a second pixel are disposed in a first unit pixel area, and the main light emitting device of the second pixel and the auxiliary light emitting device of the first pixel are disposed in a second unit pixel area adjacent to the first unit pixel area.Type: ApplicationFiled: September 21, 2023Publication date: May 16, 2024Inventor: JUNWON CHOI
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Publication number: 20240107800Abstract: A display device includes a scan line extending in a first direction, a data line and a driving voltage line extending in a second direction crossing the first direction, a switching thin film transistor (“TFT”) connected to the scan line and the data line, a driving TFT connected to the switching TFT and including a driving semiconductor layer and a driving gate electrode, a storage capacitor connected to the driving TFT and including first and second storage capacitor plates, a node connection line between the data line and the driving voltage line and connected to the driving gate electrode, and a shielding portion between the data line and the node connection line.Type: ApplicationFiled: December 8, 2023Publication date: March 28, 2024Inventors: Junwon Choi, Yunkyeong In, Wonmi Hwang, Junyong An
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Publication number: 20240096276Abstract: Each of a plurality of stages of a gate driving circuit includes a first node controller configured to control voltage levels of a first node and a second node, a second node controller configured to control a voltage level of a third node, and a first output unit configured to output the first voltage or the second voltage as a gate signal according to the voltage levels of the second node and the third node. The first node controller includes a single gate transistor having one gate and a dual gate transistor having a pair of gates disposed in different layers with a semiconductor disposed therebetween.Type: ApplicationFiled: September 12, 2023Publication date: March 21, 2024Inventors: Minwoo Byun, Junyong AN, Soongi KWON, Junyoung MIN, Junwon CHOI, Chaehan HYUN
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Publication number: 20240057383Abstract: A display device including a base layer, a circuit layer including 1-1 and 1-2 pixel circuits, and a light emitting element layer including first and second light emitting elements each including a first electrode, an emission layer, a second electrode, and a pixel defining film. The 1-1 pixel circuit and the 1-2 pixel circuit each include a driving and a gate conductive layer. An area in which the first electrode of the first light emitting element overlaps the gate conductive layer of the 1-1 pixel circuit in plan view is equal to an area in which the first electrode of the second light emitting element overlaps the gate conductive layer of the 1-2 pixel circuit in plan view.Type: ApplicationFiled: May 12, 2023Publication date: February 15, 2024Applicant: Samsung Display Co., Ltd.Inventors: JUNYOUNG MIN, JUN-YONG AN, JUNWON CHOI
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Patent number: 11864417Abstract: A display device includes a scan line extending in a first direction, a data line and a driving voltage line extending in a second direction crossing the first direction, a switching thin film transistor (“TFT”) connected to the scan line and the data line, a driving TFT connected to the switching TFT and including a driving semiconductor layer and a driving gate electrode, a storage capacitor connected to the driving TFT and including first and second storage capacitor plates, a node connection line between the data line and the driving voltage line and connected to the driving gate electrode, and a shielding portion between the data line and the node connection line.Type: GrantFiled: February 25, 2022Date of Patent: January 2, 2024Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Junwon Choi, Yunkyeong In, Wonmi Hwang, Junyong An
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Publication number: 20230413624Abstract: A display device includes: a substrate in which a transmission area, a display area, a non-display area and the display area, and a peripheral area are defined; pixels arranged on the display area; initialization gate lines and compensation gate lines extending along pixel rows; gate driving circuits disposed on the peripheral area; and gate connection lines disposed on the non-display area. A k-th gate driving circuit among the gate driving circuits simultaneously drives m-th and (m+1)-th initialization gate lines and n-th and (n+1)-th compensation gate lines. First portions of the n-th and (n+1)-th compensation gate lines and second portions of the n-th and (n+1)-th compensation gate lines, which are physically apart from each other by the transmission area, are electrically connected to each other through a first gate connection line among gate connection lines.Type: ApplicationFiled: September 6, 2023Publication date: December 21, 2023Inventors: Junyoung MIN, Jaewon KIM, Junwon CHOI
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Patent number: 11825725Abstract: An electronic apparatus includes a display panel including a base substrate including an active area and a peripheral area adjacent to the active area, pixels on the active area, pads on the peripheral area and arranged in a first direction, signal lines connecting the pixels to the pads, and a vernier mark on the peripheral area and spaced apart from the pads and the signal lines, a circuit board on the display panel and including a base film, and leads on the base film and overlapping with the pads in a plan view, and a conductive adhesive member extending in the first direction and between the display panel and the circuit board to connect the pads to the leads. The conductive adhesive member overlaps with the vernier mark when viewed in a second direction intersecting the first direction.Type: GrantFiled: July 26, 2022Date of Patent: November 21, 2023Assignee: Samsung Display Co., Ltd.Inventors: Jun-yong An, Yun-kyeong In, Junwon Choi, Wonmi Hwang
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Patent number: 11778877Abstract: A display device includes: a substrate in which a transmission area, a display area, a non-display area and the display area, and a peripheral area are defined; pixels arranged on the display area; initialization gate lines and compensation gate lines extending along pixel rows; gate driving circuits disposed on the peripheral area; and gate connection lines disposed on the non-display area. A k-th gate driving circuit among the gate driving circuits simultaneously drives m-th and (m+1)-th initialization gate lines and n-th and (n+1)-th compensation gate lines. First portions of the n-th and (n+1)-th compensation gate lines and second portions of the n-th and (n+1)-th compensation gate lines, which are physically apart from each other by the transmission area, are electrically connected to each other through a first gate connection line among gate connection lines.Type: GrantFiled: September 2, 2021Date of Patent: October 3, 2023Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Junyoung Min, Jaewon Kim, Junwon Choi
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Patent number: 11770968Abstract: A display device having improved reliability includes a substrate including a display area and a peripheral area outside the display area. The display area includes a central display area, a first bending display area contacting the central display area and bent about a first bending axis, and a second bending display area bent about a second bending axis intersecting the first bending axis. The peripheral area includes a corner area rounded and adjacent to the first bending display area and the second bending display area. This display device includes an inorganic layer disposed at the display area and the peripheral area, an opening pattern formed in the inorganic layer and corresponding to the corner area, and a first organic material layer covering the opening pattern.Type: GrantFiled: July 27, 2022Date of Patent: September 26, 2023Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Junwon Choi, Wonkyu Kwak, Changsoo Pyon
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Publication number: 20230240107Abstract: A display device includes: a substrate including a display area and a non-display area including a pad area; an inorganic insulating layer disposed on the substrate and including a first inorganic insulating layer, a second inorganic insulating layer, and a third inorganic insulating layer; a light-emitting element layer disposed on the inorganic insulating layer and including a light-emitting element overlapping the display area in a plan view; a gate wiring overlapping the display area in the plan view, extending in a first direction and disposed between the first inorganic insulating layer and the second inorganic insulating layer; and a fanout wiring extending in a direction toward the display area from the pad area and disposed between the second inorganic insulating layer and the third inorganic insulating layer, where a sheet resistance of the gate wiring is lower than a sheet resistance of the fanout wiring.Type: ApplicationFiled: January 25, 2023Publication date: July 27, 2023Inventors: Junyoung MIN, Wonkyu KWAK, Huigyeong YUN, Junwon CHOI, Jihyun KA, Yangwan KIM, Myeonghee SEO
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Publication number: 20230232683Abstract: A display apparatus includes substrate a semiconductor layer on the substrate, and having a semiconductor pattern, a first conductive layer on the semiconductor layer, and including a first wiring that extends in a first direction, a second wiring that protrudes from the first wiring in a second direction crossing the first direction, and a driving gate electrode, and a second conductive layer on the first conductive layer, and including a first electrode that overlaps the driving gate electrode, wherein the semiconductor pattern includes a first pattern that extends in the first direction and overlaps the second wiring, and a second pattern that extends in the second direction and overlaps the first wiring, and wherein the first electrode includes a protruding electrode that overlaps at least part of the first pattern and at least part of the second pattern.Type: ApplicationFiled: January 12, 2023Publication date: July 20, 2023Inventors: Jaewon Kim, Junyoung Min, Junwon Choi, Okkyung Park, Changsoo Pyon