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公开(公告)号:US20230252923A1
公开(公告)日:2023-08-10
申请号:US18125772
申请日:2023-03-24
Applicant: Samsung Display Co., Ltd.
Inventor: Kwang Sae LEE , Won Kyu KWAK , Ji-Hyun KA , Gyeong Nam BANG , Ki Myeong EOM
IPC: G09G3/00 , G01R31/28 , G01R31/26 , H10K59/131 , H10K77/10
CPC classification number: G09G3/006 , G01R31/2632 , G01R31/2837 , H10K59/131 , H10K77/111 , G09G2380/02
Abstract: An exemplary embodiment of the present inventive concept provides a display device including: a display area where an image is displayed; a peripheral area disposed outside the display area; a hole area disposed within the display area; a hole crack detection line disposed adjacent to the hole area to surround the hole area and having a first end and a second end that is separated from the first end; a first detection line extending from the peripheral area and connected to the hole crack detection line to constitute a first closed circuit; a second detection line extending from the peripheral area and connected to the hole crack detection line to constitute a second closed circuit; and a circuit portion connected to the first detection line and the second detection line
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公开(公告)号:US20220320218A1
公开(公告)日:2022-10-06
申请号:US17843328
申请日:2022-06-17
Applicant: Samsung Display Co., Ltd.
Inventor: Ji-Hyun KA , Tae Geun KIM , Gyeong-Im LEE
IPC: H01L27/32 , G09G3/3233 , H01L51/52
Abstract: A display device includes a first display area including a plurality of first pixel electrodes, and a second display area including a plurality of second pixel electrodes. A first pitch in a first direction of the plurality of first pixel electrodes is smaller than a second pitch in the first direction of the plurality of second pixel electrodes, and a length in the first direction of the first pixel electrodes is smaller than a length in the first direction of the second pixel electrode.
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公开(公告)号:US20220262290A1
公开(公告)日:2022-08-18
申请号:US17731382
申请日:2022-04-28
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor: Kwang Sae LEE , Ji-Hyun KA , Won Kyu KWAK , Ki Myeong EOM , Hai-Jung IN
Abstract: A display device including: a substrate including a display area and a peripheral area peripheral to the display area; a plurality of pads disposed in a pad area, wherein the pad area is disposed in the peripheral area and the pad area includes an integrated circuit (IC); and a first crack detecting line connected to a first pad and a second pad at a first node, and a third pad at a second node, wherein the first crack detecting line is disposed in the peripheral area between the first node and the second node.
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公开(公告)号:US20200058725A1
公开(公告)日:2020-02-20
申请号:US16542850
申请日:2019-08-16
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor: Ji-Hyun KA , Taegeun KIM , Ki Myeong EOM , Kwangsae LEE
IPC: H01L27/32 , H01L27/12 , H01L21/44 , H01L29/417 , H01L29/423 , H01L29/786
Abstract: An organic light emitting diode (“OLED”) display device includes a substrate having a display region including a light emitting region and a peripheral region, and a pad region located in one side of the display region, a plurality of light emitting structures on the substrate in the light emitting region, and a plurality of fan-out wirings including a low fan-out wiring in the peripheral region on the substrate, a middle fan-out wiring on the low fan-out wiring, the middle fan-out wiring overlapping at least a portion of the low fan-out wiring, and an upper fan-out wiring on the middle fan-out wiring, the upper fan-out wiring overlapping at least a portion of the low fan-out wiring.
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公开(公告)号:US20180033354A1
公开(公告)日:2018-02-01
申请号:US15455425
申请日:2017-03-10
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor: Seung-Kyu LEE , Tae Hoon KWON , Ji-Hyun KA , Won Kyu KWAK , Dong Soo KIM , Han-Sung BAE , Hey Jin SHIN , Seung Ji CHA
IPC: G09G3/00
CPC classification number: G09G3/006 , G09G2300/0426 , G09G2330/12 , G09G2380/02
Abstract: A display device includes a peripheral area around a display area, a plurality of pixels in the display area, and a plurality of signal lines connected to the pixels. The signal lines include a plurality of data lines connected to the pixels, a crack detection line connected to first data lines among the data lines through a first transistor, and a control line connected to a gate of the first transistor. The crack detection line is in the peripheral area.
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公开(公告)号:US20240313185A1
公开(公告)日:2024-09-19
申请号:US18672650
申请日:2024-05-23
Applicant: Samsung Display Co., LTD.
Inventor: Ji-Hyun KA , Taehoon KWON , Ji-Eun LEE , MINHEE CHOI
IPC: H01L33/62 , H01L25/075 , H01L25/16
CPC classification number: H01L33/62 , H01L25/0753 , H01L25/167
Abstract: A display device includes: a base layer comprising a first portion, a second portion extending from the first portion, and a third portion extending from the second portion; a first light emitting element disposed on the first portion; a first front signal line electrically connected to the first light emitting element and disposed on the first portion; a second front signal line electrically connected to the first front signal line, disposed on the first portion, disposed in a different layer from the first front signal line, and overlapping the first front signal line; a first connection line electrically connected to the first and second front signal lines, disposed on the second portion, and disposed in a different layer from the first and second front signal lines; and a first rear signal line electrically connected to the first connection line and disposed on the third portion.
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公开(公告)号:US20240169871A1
公开(公告)日:2024-05-23
申请号:US18419047
申请日:2024-01-22
Applicant: Samsung Display Co., LTD.
Inventor: Kwang Sae LEE , Ji-Hyun KA , Won Kyu KWAK , Hwa Young SONG , Ki Myeong EOM
CPC classification number: G09G3/006 , G09G3/20 , G09G2310/0275 , G09G2330/12
Abstract: A display device includes a substrate including a display area and a non-display area disposed near the display area, a plurality of pixels disposed in the display area, a plurality of signal lines disposed on the substrate and connected to the pixels, and a pad portion disposed in the non-display area and including a plurality of pads. The signal lines include a first crack detecting line connected to a first test voltage pad and a first pad at a first node, connected to a second pad at a second node, and extending around the non-display area between the first node and the second node, as well as a first data line including a first end connected to a first transistor connected to the first crack detecting line at the second node, and a second end connected to corresponding pixels from among the plurality of pixels.
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公开(公告)号:US20220130302A1
公开(公告)日:2022-04-28
申请号:US17570610
申请日:2022-01-07
Applicant: Samsung Display Co., Ltd.
Inventor: Kwang Sae LEE , Won Kyu KWAK , Ji-Hyun KA , Gyeong Nam BANG , Ki Myeong EOM
Abstract: An exemplary embodiment of the present inventive concept provides a display device including: a display area where an image is displayed; a peripheral area disposed outside the display area; a hole area disposed within the display area; a hole crack detection line disposed adjacent to the hole area to surround the hole area and having a first end and a second end that is separated from the first end; a first detection line extending from the peripheral area and connected to the hole crack detection line to constitute a first closed circuit; a second detection line extending from the peripheral area and connected to the hole crack detection line to constitute a second closed circuit; and a circuit portion connected to the first detection line and the second detection line
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公开(公告)号:US20210248938A1
公开(公告)日:2021-08-12
申请号:US16972918
申请日:2019-06-04
Applicant: Samsung Display Co., LTD.
Inventor: Kwang Sae LEE , Ji-Hyun KA , Won Kyu KWAK , Hwa Young SONG , Ki Myeong EOM
Abstract: A display device includes a substrate including a display area and a non-display area disposed near the display area, a plurality of pixels disposed in the display area, a plurality of signal lines disposed on the substrate and connected to the pixels, and a pad portion disposed in the non-display area and including a plurality of pads. The signal lines include a first crack detecting line connected to a first test voltage pad and a first pad at a first node, connected to a second pad at a second node, and extending around the non-display area between the first node and the second node, as well as a first data line including a first end connected to a first transistor connected to the first crack detecting line at the second node, and a second end connected to corresponding pixels from among the plurality of pixels.
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公开(公告)号:US20210118368A1
公开(公告)日:2021-04-22
申请号:US17021935
申请日:2020-09-15
Applicant: Samsung Display Co., Ltd.
Inventor: Hai-Jung IN , Ji-Hyun KA , Won Kyu KWAK , Ki Myeong EOM , Kyonghwan OH
IPC: G09G3/3258 , G09G3/3266 , G09G3/3275
Abstract: A display panel of an organic light emitting diode (OLED) display device having a display region includes a plurality of first pixels located at an upper half of the display region, a plurality of second pixels located at a lower half of the display region, a plurality of first data lines extending in a first direction, and coupled to the plurality of first pixels, a plurality of second data lines extending in the first direction, disposed alternately with the plurality of first data lines along a second direction crossing the first direction, and coupled to the plurality of second pixels, and a demultiplexing circuit configured to selectively couple a plurality of data channels of a data driver of the OLED display device to the plurality of first data lines or the plurality of second data lines.
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