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公开(公告)号：US20230402578A1
公开(公告)日：2023-12-14
申请号：US18120025
申请日：2023-03-10
发明人： Do Yeong PARK , Jin Seon KWAK , Dong Woo KIM , Yeon Kyung KIM
CPC分类号： H01L33/62 , H01L33/382 , H01L33/505 , H01L27/124 , H01L25/167
摘要： A sub-pixel of a display device includes: a first transistor including a gate electrode connected to a first node, a first terminal connected to a first power line, and a second terminal connected to a second node; a light emitting part connected to the second node and a second power line and including at least one light emitting element; and a capacitor formed between the first and second nodes. The capacitor includes a first capacitor electrode, and a second capacitor electrode overlapping the first capacitor electrode with an insulating layer interposed therebetween in a plan view. The second capacitor electrode includes a first protrusion part protruding further in an extending direction than an edge of the first capacitor electrode, and a second protrusion part protruding further in a direction opposite to the extending direction from a portion of an edge of the second capacitor electrode in a plan view.
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公开(公告)号：US20230014863A1
公开(公告)日：2023-01-19
申请号：US17841151
申请日：2022-06-15
发明人： Yeon Kyung KIM
摘要： A display device includes a display area comprising pixels, a fan-out area, a pad area, a display driver, a metal layer disposed on a substrate, a data line, a first voltage line, and a second voltage line extending in a first direction on the metal layer in the display area, a fan-out line electrically connecting the data line to the display driver on the metal layer in the fan-out area, a gate line disposed on the metal layer in the display area and extending in a second direction intersecting the first direction, a source-drain layer disposed on the gate line, and an electrode layer disposed on the source-drain layer. The first voltage line includes a first plate portion disposed on the source-drain layer in the fan-out area, and the second voltage line comprises a second plate portion disposed on the electrode layer in the fan-out area.
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公开(公告)号：US20240304146A1
公开(公告)日：2024-09-12
申请号：US18590704
申请日：2024-02-28
发明人： Won Jun LEE , Yeon Kyung KIM , Kwi Hyun KIM , Dong Woo KIM
IPC分类号： G09G3/3233
CPC分类号： G09G3/3233 , G09G2300/0819 , G09G2300/0852 , G09G2300/0861 , G09G2320/0233
摘要： The present disclosure relates to a display device, and more particularly, to a display device capable of improving image quality and a method for driving the same. The display device includes a data line; a driving transistor connected to the data line through a first node; a pixel electrode connected to the driving transistor; and an initialization transistor connected between the data line and the pixel electrode, wherein one of a source electrode or a drain electrode of the initialization transistor is directly connected to the data line, and an other one of the source electrode or the drain electrode of the initialization transistor is directly connected to the pixel electrode.
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公开(公告)号：US20230006115A1
公开(公告)日：2023-01-05
申请号：US17683889
申请日：2022-03-01
发明人： Ki Hyun PYO , Jin Seon KWAK , Kyung Bae KIM , Yeon Kyung KIM , Ji Hye LEE
摘要： A display device according to some embodiments includes a substrate, a first power line extending in a first direction on the substrate, and configured to transmit a first alignment signal or a first driving voltage, a second power line extending in the first direction on the substrate, and configured to transmit a second alignment signal or a second driving voltage, a first electrode extending in a second direction that is substantially perpendicular to the first direction, configured to receive the first alignment signal or the first driving voltage, and electrically connected to the first power line, a second electrode spaced apart from the first electrode, extending in the second direction, configured to receive the second alignment signal or the second driving voltage, and electrically connected to the second power line, and a light emitting element between the first electrode and the second electrode.
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公开(公告)号：US20220208800A1
公开(公告)日：2022-06-30
申请号：US17539740
申请日：2021-12-01
发明人： Yeon Kyung KIM
摘要： A display device includes a substrate including a display area and a non-display area driving circuits disposed in the non-display area; first voltage wirings and second voltage wirings extending from the display area to the non-display area; and a first auxiliary wiring electrically connected to the first voltage wirings and a second auxiliary wiring electrically connected to the second voltage wirings, the first auxiliary wiring and the second auxiliary wiring being electrically connected to the driving circuit, wherein the first voltage wirings electrically connected to an odd-numbered driving circuit among the driving circuits are electrically connected to the first auxiliary wiring through a first connection wiring, and the second voltage wirings electrically connected to an even-numbered driving circuit among the driving circuits are electrically connected to the second auxiliary wiring through a second connection wiring.
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公开(公告)号：US20240212619A1
公开(公告)日：2024-06-27
申请号：US18490420
申请日：2023-10-19
发明人： Dong Woo KIM , Kwi Hyun KIM , Yeon Kyung KIM
IPC分类号： G09G3/3258 , G09G3/3233 , G09G3/3266 , G09G3/3275
CPC分类号： G09G3/3258 , G09G3/3233 , G09G3/3266 , G09G3/3275 , G09G2310/0243 , G09G2310/08 , G09G2320/0646
摘要： A pixel includes a light emitting element, a first transistor including an electrode connected to a first power source line via a first node, another electrode connected to a second power source line via a second node and the light emitting element, and another electrode connected to a third node. The pixel further includes a second transistor connected between a data line and the second node and having a gate electrode connected to a scan line, a third transistor connected between the first node and the third node and having a gate electrode connected to the scan line, a fourth transistor connected between the first power source line and the first node and having a gate electrode connected to an emission control line, a first capacitor connected between the second node and the third node, and a second capacitor connected between a third power source line and the third node.
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公开(公告)号：US20220208936A1
公开(公告)日：2022-06-30
申请号：US17547979
申请日：2021-12-10
发明人： Yeon Kyung KIM
IPC分类号： H01L27/32
摘要： A display device includes a pixel including a plurality of sub-pixels, each of the sub-pixels including a first electrode extending in a first direction, a second electrode spaced from the first electrode in a second direction, and a plurality of light emitting elements on the first electrode and the second electrode, and a plurality of first scan lines on the pixel and extending in the first direction, wherein the plurality of sub-pixels includes a first sub-pixel on which a portion of the first scan line is located, and a second sub-pixel adjacent to the first sub-pixel in the second direction, and the first scan line does not overlap the first electrode disposed on the first sub-pixel.
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公开(公告)号：US20240144883A1
公开(公告)日：2024-05-02
申请号：US18473926
申请日：2023-09-25
发明人： Do Yeong PARK , Woo Gun KANG , Dong Woo KIM , Yeon Kyung KIM
IPC分类号： G09G3/3233 , G09G3/32 , G09G3/3291
CPC分类号： G09G3/3233 , G09G3/32 , G09G3/3291 , G09G2310/0275 , G09G2320/0209
摘要： A display device comprises a substrate, a first voltage line in a first metal layer on the substrate, a first transistor including a drain electrode in an active layer on the first metal layer and electrically connected to the first voltage line, an active region adjacent to the drain electrode, a source electrode adjacent to the active region, and a gate electrode in a second metal layer on the active layer, and a first capacitor including a first capacitor electrode integrally formed with the gate electrode of the first transistor and having a closed-loop shape, and a second capacitor electrode in the first metal layer and overlapping with the first capacitor electrode.
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公开(公告)号：US20220208935A1
公开(公告)日：2022-06-30
申请号：US17546971
申请日：2021-12-09
发明人： Yeon Kyung KIM
IPC分类号： H01L27/32
摘要： A display device includes a substrate including a plurality of pixel areas including first, second, and third pixels, a first voltage line extending in a first direction on the substrate, a second voltage line extending in a second direction crossing the first direction on the first voltage line and connected to the first voltage line, a first electrode of each of the first, second, and third pixels being on the second voltage line to receive a driving current, a second electrode of each of the first, second, and third pixels and a third electrode of each of the first, second, and third pixels, the second and third electrodes being parallel to the first electrode and connected to the second voltage line, a first contact electrode of each of the first, second, and third pixels, the first contact electrode being on the first electrode and connected to the first electrode.
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公开(公告)号：US20190251904A1
公开(公告)日：2019-08-15
申请号：US16203476
申请日：2018-11-28
发明人： Dong Woo KIM , Bo Yong CHUNG , Yeon Kyung KIM , Chong Chul CHAI
IPC分类号： G09G3/3258 , G09G3/3241 , G09G3/3283
摘要： A display device having a frame period including reset, compensation, relay, emission, and initialization periods. Each pixel includes: an organic light emitting diode having an anode coupled to a second node and a electrode coupled to a second power source; a first transistor between a first power source and the second node, and a gate electrode coupled to a first node; a second transistor between the first node and the second node; a third transistor between the first power source and a third node; a fourth transistor between a fourth node and the third node; a fifth transistor between a data line and the fourth node; a sixth transistor between a third power source and the second node; a first capacitor between the third node and the first node; and a second capacitor coupled the fourth node and the third power source.
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