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公开(公告)号:US20230119036A1
公开(公告)日:2023-04-20
申请号:US17849277
申请日:2022-06-24
Applicant: Samsung Display Co., LTD.
Inventor: Jung Hwan HWANG , Hyun Joon KIM , Kye Uk LEE , Sang Jin JEON , Jun Ki JEONG
IPC: G09G3/22
Abstract: A display device includes a first pixel driver connected to a sweep line, the first pixel driver generating a control current based on a first data voltage, a second pixel driver connected to a scan control line, the second pixel driver generating a driving current based on a second data voltage and controlling a period for which the driving current flows, based on the control current, and a light-emitting element connected to the second pixel driver to receive the driving current. The first pixel driver includes a first transistor generating the control current based on the first data voltage, a second transistor providing the first data voltage to a first electrode of the first transistor based on a scan write signal, and a first capacitor including a first capacitor electrode connected to a gate electrode of the first transistor, and a second capacitor electrode connected to the sweep line.
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公开(公告)号:US20230082959A1
公开(公告)日:2023-03-16
申请号:US17842927
申请日:2022-06-17
Applicant: Samsung Display Co., LTD.
Inventor: Jun Ki JEONG , Hyun Joon KIM , Kye Uk LEE , Sang Jin JEON , Jung Hwan HWANG
IPC: G09G3/32
Abstract: A display device includes a display area which displays an image, and a non-display area disposed around the display area and including a pad part. The display area includes pixels of a first pixel row which are pixels arranged in a first direction along the first pixel row, pixels of a second pixel row, which are pixels arranged in the first direction along the second pixel row next to the first pixel row, and pixel circuits of a first circuit row which are pixel circuits arranged in the first direction along the first circuit row, where the pixel circuits of the first circuit row are electrically connected to the pixels of the first pixel row, respectively. The first pixel row and the first circuit row are spaced apart from each other with the second pixel row interposed therebetween.
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公开(公告)号:US20220148502A1
公开(公告)日:2022-05-12
申请号:US17388086
申请日:2021-07-29
Applicant: Samsung Display Co., LTD.
Inventor: Hae Min KIM , Min Jae JEONG , Jang Mi KANG , Hyun Joon KIM , Jun Hyun PARK , Cheol-Gon LEE
IPC: G09G3/3233 , H01L27/32
Abstract: An emissive display device includes a display area which includes a plurality of pixels, and a driver disposed at a side of the display area, where the driver includes at least two emission signal stages disposed in one row, and an input signal line connected to the emission signal stages, and the at least two emission signal stages are connected to the same input signal line.
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公开(公告)号:US20210399040A1
公开(公告)日:2021-12-23
申请号:US17281500
申请日:2019-06-11
Applicant: Samsung Display Co., Ltd.
Inventor: Chong Chul CHAI , Hyun Joon KIM , Hyun Min CHO , Kyung Bae KIM , Min Jae JEONG
Abstract: A light emitting device comprises: a substrate; a first electrode on the substrate, the first electrode having holes, and having inclined surfaces along the peripheries of the holes; second electrodes on the substrate, each of which is in a respective one of the holes of the first electrode; and light emitting elements between the first electrode and the second electrodes, the light-emitting elements being electrically connected to the first electrode and the second electrodes.
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公开(公告)号:US20210320237A1
公开(公告)日:2021-10-14
申请号:US17260963
申请日:2019-02-12
Applicant: Samsung Display Co., Ltd.
Inventor: Kyung Bae KIM , Hyun Joon KIM , Kyung Hoon CHUNG , Mee Hye JUNG , Min Jae JEONG , Jun Ki JEONG
IPC: H01L33/62 , H01L25/075 , H01L33/38
Abstract: A display device comprises a substrate, a semiconductor layer thereon, a first insulating layer on the semiconductor layer, a first conductive layer on the first insulating layer and including a first electrode pattern, a second insulating layer on the first insulating layer and including first and second conductive patterns, a third insulating layer on the second conductive layer, and a display element layer on the third insulating layer and including a first pixel electrode connected to the first conductive pattern through a first via hole, a second pixel electrode connected to the second conductive pattern through a second via hole, and a micro light-emitting element between the pixel electrodes, the first conductive pattern contacting the semiconductor layer through a first contact hole and the first electrode pattern through a second contact hole, and the second conductive pattern overlapping the first electrode pattern to form a first capacitor therewith.
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公开(公告)号:US20210312868A1
公开(公告)日:2021-10-07
申请号:US17035846
申请日:2020-09-29
Applicant: Samsung Display Co., Ltd.
Inventor: Hyun Joon KIM , Jun Ki JEONG
IPC: G09G3/3266 , H01L27/32
Abstract: The present inventive concept relates to a display device. Specifically, the display device according to an embodiment of the present inventive concept includes pixels; a scan driver supplying a first scan signal, a third scan signal, and a fourth scan signal at a first frequency and supplying a second scan signal at a second frequency that is a divisor of the first frequency; a data driver supplying a data signal at the second frequency; an emission driver supplying an emission control signal at the first frequency; and a timing controller.
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公开(公告)号:US20190244985A1
公开(公告)日:2019-08-08
申请号:US16262715
申请日:2019-01-30
Applicant: Samsung Display Co., Ltd.
Inventor: Hyun Joon KIM , Kyung Bae KIM , Kyung Hoon CHUNG , Mee Hye JUNG
CPC classification number: H01L27/1296 , H01L27/124 , H01L33/387 , H01L2933/0016
Abstract: A method of manufacturing a display device, the method including providing a substrate, forming a first electrode, a second electrode spaced from the first electrode and in a same plane as the first electrode, a first alignment line connected to the first electrode, and a second alignment line connected to the second electrode on the substrate, self-aligning the plurality of light emitting elements by providing a solution containing a plurality of light emitting elements on the substrate, removing the first alignment line and the second alignment line from the substrate on which the plurality of light emitting elements are self-aligned, forming a first contact electrode electrically connecting one end of each light emitting element to the first electrode, and forming a second contact electrode electrically connecting an other end of each light emitting element to the second electrode.
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公开(公告)号:US20180081217A1
公开(公告)日:2018-03-22
申请号:US15610142
申请日:2017-05-31
Applicant: Samsung Display Co. Ltd.
Inventor: Hyun Joon KIM , Kyung Bae KIM , Il Gon KIM
IPC: G02F1/1368 , G02F1/1333 , G02F1/1335
CPC classification number: G02F1/1368 , G02F1/133345 , G02F1/133512 , G02F1/133536 , G02F1/1362 , G02F1/136227 , G02F1/136286 , G02F2001/133548 , G02F2001/133565 , G02F2001/136222 , G02F2201/123 , G02F2201/52 , G02F2203/055
Abstract: A provided is a display device. The display device in which a plurality of pixels comprising a first pixel for displaying a first color is defined, the display device comprises: an insulating substrate; and a color adjustment pattern which is disposed in a first pixel on the insulating substrate, emits incident light by adjusting the color of the incident light, and has a first stepped portion formed on at least a part of an edge.
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公开(公告)号:US20150263722A1
公开(公告)日:2015-09-17
申请号:US14334104
申请日:2014-07-17
Applicant: Samsung Display Co. Ltd.
Inventor: Jong Hee KIM , Hyun Joon KIM , Cheol Gon LEE , Jae Keun LIM , Chong Chul CHAI
IPC: H03K17/16 , G09G3/32 , H03K17/00 , H03K17/687
CPC classification number: H03K17/162 , G09G3/3266 , G09G2310/0286 , G09G2320/045 , H03K17/002 , H03K17/6871
Abstract: A gate driver includes a plurality of stages connected to each other in a cascade manner, where each of the stages includes an input unit which connects a first input terminal and a first node and includes a first input transistor and a second input transistor, where an output terminal of the first input transistor and an input terminal of the second input transistor are connected to a second node, and the input unit further includes a storage capacitor which connects the first input terminal and the second node.
Abstract translation: 栅极驱动器包括以级联方式彼此连接的多个级,其中每个级包括连接第一输入端和第一节点的输入单元,并且包括第一输入晶体管和第二输入晶体管,其中 第一输入晶体管的输出端子和第二输入晶体管的输入端子连接到第二节点,并且输入单元还包括连接第一输入端子和第二节点的存储电容器。
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公开(公告)号:US20250118254A1
公开(公告)日:2025-04-10
申请号:US18744921
申请日:2024-06-17
Applicant: Samsung Display Co., Ltd.
Inventor: Jae Keun LIM , Bon Seog GU , Ji Youn KIM , Hyun Joon KIM , Jin Young ROH , Hae Kwan SEO
IPC: G09G3/3233
Abstract: A sub-pixel may include a first transistor configured to generate a driving current, a first capacitor including a first electrode connected to a first electrode of the first transistor, and a second electrode, a second capacitor including a first electrode connected to a control electrode of the first transistor, and a second electrode connected to the second electrode of the first capacitor, a second transistor configured to provide a data voltage to the second electrode of the first capacitor in response to a write gate signal, and a light emitting element configured to receive the driving current and emit light.
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