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公开(公告)号：US20220130810A1
公开(公告)日：2022-04-28
申请号：US17355025
申请日：2021-06-22
Applicant: Samsung Display Co., Ltd.
Inventor： Do Yeong PARK , Kyung Bae KIM , Mee Hye JUNG
Abstract: A display device according to an embodiment of the present disclosure includes a first pixel including a first sub-emission area and a second sub-emission area that are spaced from each other, and first light-emitting elements in the first and second sub-emission areas, the first light-emitting elements being configured to emit light having a first color; a light blocking pattern on the first pixel to cover an area between the first sub-emission area and the second sub-emission area and including a plurality of openings respectively corresponding to the first and second sub-emission areas; and a first color filter including a plurality of first color filter patterns disposed on the first and second sub-emission areas.
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公开(公告)号：US20220068973A1
公开(公告)日：2022-03-03
申请号：US17335653
申请日：2021-06-01
Applicant: Samsung Display Co., LTD.
Inventor： Hae Ju YUN , Yong Sub SHIM , Min Seong YI , Kyung Bae KIM , Jin Yool KIM , Jung Gun NAM
Abstract: A display device includes a pixel disposed in a display area. The pixel includes a first electrode and a second electrode spaced apart from each other; a light emitting element disposed between the first electrode and the second electrode and including a first end portion and a second end portion; a third electrode disposed on the first end portion of the light emitting element and electrically connecting the first end portion to the first electrode; and a fourth electrode disposed on the second end portion of the light emitting element and electrically connecting the second end portion to the second electrode. An opening is formed in at least one of the first to fourth electrodes and disposed in a first area and a second area that are adjacent to the first end portion and the second end portion of the light emitting element.
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公开(公告)号：US20210272943A1
公开(公告)日：2021-09-02
申请号：US17038318
申请日：2020-09-30
Applicant: Samsung Display Co., Ltd.
Inventor： Ji Hye LEE , Kyung Bae KIM , Mee Hye JUNG
Abstract: A display device includes a substrate including a display area having a plurality of pixel areas and a non-display area located at at least one side of the display area; a pixel in each of the pixel areas; and a plurality of fan-out lines in the non-display area to form a first conductive layer. The pixel includes a pixel circuit layer including at least one transistor and a first bridge line and a second bridge line; and a display element layer on the pixel circuit layer. Each of the first and second bridge lines is electrically connected to a corresponding fan-out line from among the fan-out lines.
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公开(公告)号：US20210265329A1
公开(公告)日：2021-08-26
申请号：US17003428
申请日：2020-08-26
Applicant: Samsung Display Co., Ltd.
Inventor： Min Kyu WOO , Kyung Bae KIM , Chong Chul CHAI
Abstract: A display device includes: a base layer having a first area and a second area extending at least partially around a periphery of the first area; conductive patterns in the second area; an insulating layer over the conductive patterns in the second area; a first electrode and a second electrode on the insulating layer; and a plurality of light emitting elements between the first electrode and the second electrode in the first area and being connected to the first electrode and the second electrode. The first electrode and the second electrode are spaced apart from each other in the first area and are respectively connected to portions of the conductive patterns through contact openings penetrating the insulating layer. The light emitting elements do not overlap the conductive patterns and the insulating layer.
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公开(公告)号：US20200302840A1
公开(公告)日：2020-09-24
申请号：US16821706
申请日：2020-03-17
Applicant: Samsung Display Co., LTD.
Inventor： Hyun Joon KIM , Jun Ki JEONG , Kyung Hoon CHUNG , Kyung Bae KIM , Seung Chan LEE , Chong Chul CHAI
IPC: G09G3/00
Abstract: A method of testing a display panel including a pixel coupled to first, second, and third power lines, a data line, scan lines, an emission control line, and a test line, the method includes: applying a first power supply voltage to the first power line; applying a test voltage having a turn-on voltage level to the second power line; applying a scan signal having a turn-on voltage level sequentially to the scan lines and an emission control signal having a turn-on voltage level to the emission control line; applying a gate signal to the test line to turn on a test transistor coupled between two electrode of a light emitting element included in the pixel; measuring a sensing voltage output through the data line; and determining whether the pixel is defective, based on a voltage level of the measured sensing voltage.
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Patent Agency Ranking
公开(公告)号：US20200265764A1
公开(公告)日：2020-08-20
申请号：US16601469
申请日：2019-10-14
Applicant: Samsung Display Co., Ltd.
Inventor： Won Tae KIM , Kyung Bae KIM , Ji Ye LEE
IPC: G09G3/20
Abstract: A display device includes a display panel including a first display region in which a plurality of first data lines are positioned and a second display region adjacent to the first display region in which a plurality of second data lines are positioned, a first data driver and a second data driver in a non-display region of the display panel, a plurality of first fan-out lines connected to the first data driver and including a plurality of 1_1-th fan-out lines connected to the plurality of first data lines and a plurality of 1_2-th fan-out lines connected to the plurality of second data lines, and a plurality of second fan-out lines connected to the second data driver and including a plurality of 2_1-th fan-out lines connected to the plurality of second data lines and a plurality of 2_2-th fan-out lines connected to the plurality of first data lines.
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公开(公告)号：US20250056990A1
公开(公告)日：2025-02-13
申请号：US18788206
申请日：2024-07-30
Applicant: Samsung Display Co., LTD.
Inventor： Yong Hee LEE , Kyung Bae KIM , Do Yeong PARK , Ji Hye LEE
IPC: H10K59/131 , G02B27/01 , H01L27/15 , H10K59/121 , H10K59/35
Abstract: The present disclosure relates to a display device, and more particularly, to a display device capable of reducing or minimizing or reducing a dead space area. According to one or more embodiments of the present disclosure, a display device including: a substrate having a display area and a non-display area; a signal transmission line including a signal line in the display area of the substrate and a fan-out line extending from the signal line and in the non-display area of the substrate; and a plurality of pixels in the display area of the substrate, wherein a plurality of signal transmission lines include the signal transmission line and are respectively connected to the plurality of pixels, and the plurality of signal transmission lines are on different layers on the substrate.
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公开(公告)号：US20250029543A1
公开(公告)日：2025-01-23
申请号：US18426347
申请日：2024-01-30
Applicant: Samsung Display Co., Ltd.
Inventor： Jin Seon KWAK , Kyung Bae KIM , Yong Hee LEE , Ji Hye LEE
IPC: G09G3/32 , H10K59/131 , H10K59/88
Abstract: The present disclosure relates to a display device, and more particularly to a display device capable of repairing a transistor. According to an embodiment of the disclosure, a display device comprising: a pixel comprising a light emitting element and a pixel circuit; and a signal line connected to the pixel, wherein the pixel circuit comprises: a first main transistor connected between a driving voltage line and an anode electrode of the light emitting element; a second main transistor connected between a data line and a gate electrode of the first main transistor; a third main transistor connected between the driving voltage line and a source electrode of the first main transistor; a fourth main transistor connected between a drain electrode of the first main transistor and a common voltage line; and one auxiliary transistor disposed adjacent to at least one of the first to fourth main transistors.
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公开(公告)号：US20250008774A1
公开(公告)日：2025-01-02
申请号：US18618800
申请日：2024-03-27
Applicant: Samsung Display Co., Ltd.
Inventor： Do Yeong PARK , Kyung Bae KIM , Yong Hee LEE
IPC: H10K59/121 , H10K59/131
Abstract: The present disclosure relates to a display device capable of increasing the capacitance of a capacitor and improving image quality. The display device may include a first data line, a first pixel connected to the first data line, and including a driving transistor, and a first capacitor between a gate electrode of the driving transistor and the first data line.
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公开(公告)号：US20240087507A1
公开(公告)日：2024-03-14
申请号：US18508214
申请日：2023-11-13
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Min Jae JEONG , Kyung Bae KIM , Chong Chul CHAI , Kyung Hoon CHUNG
IPC: G09G3/32 , H01L25/075 , H01L33/36 , H01L33/62
CPC classification number: G09G3/32 , H01L25/0753 , H01L33/36 , H01L33/62 , G09G2300/0426 , G09G2310/0278 , H01L2933/0016 , H01L2933/0066
Abstract: A display device includes a light-emitting diode including a first conductivity-type semiconductor, an active layer, and a second conductivity-type semiconductor; a first voltage line to which a first voltage is applied; a second voltage line to which a second voltage is applied; a first transistor including a source electrode electrically connected to the first voltage line and a drain electrode electrically connected to a first electrode of the light-emitting diode and to the first conductivity-type semiconductor; a second transistor including a drain electrode electrically connected to a gate electrode of the first transistor and a source electrode electrically connected to a data line to apply a data signal; a capacitor electrically connected to the gate electrode of the first transistor and the first electrode; and a third transistor including a source electrode electrically connected to the second voltage line and a drain electrode electrically connected to the first electrode.
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