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公开(公告)号：US20170278471A1
公开(公告)日：2017-09-28
申请号：US15467706
申请日：2017-03-23
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： JINWOO KIM , BYEONG-DOO KANG , JONG-HWA KIM , JONGMAN BAE
IPC: G09G3/36
CPC classification number: G09G3/3648 , G09G3/3688 , G09G3/3696 , G09G2300/0426 , G09G2310/027 , G09G2320/0673 , G09G2330/02
Abstract: A display panel driving apparatus includes a data driver, a gate driver, an extra resistance part through which a constant current passes, and a circuit configured to generate a first gamma voltage, and output a first extra gamma voltage indirectly to the data driver through the extra resistance part. The data driver is configured to generate a data signal based on the first gamma voltage and output the data signal to a data line of a display panel. The gate driver is configured to output a gate signal to a gate line of the display panel.
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公开(公告)号：US20200043984A1
公开(公告)日：2020-02-06
申请号：US16439245
申请日：2019-06-12
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： KYUNGSOO LEE , IL-JOO KIM , JONG-HWA KIM , JEONGYUN HAN
Abstract: A display device includes a display panel including a display region and a non-display region, and an input sensing circuit disposed on the display panel. The input sensing circuit includes a plurality of sensors overlapping the display region and including a plurality of first sensors and a plurality of second sensors capacitive-coupled respectively to adjacent first sensors among the plurality of first sensors, a dummy line disposed on a periphery of the plurality of sensors, extending along a part of a boundary between the display region and the non-display region, and insulated from the plurality of sensors, and a plurality of dummy patterns insulated from the plurality of sensors. Each of the plurality of dummy patterns is disposed between two adjacent sensors among the plurality of sensors, and at least a portion of the plurality of dummy patterns is electrically connected to the dummy line.
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公开(公告)号：US20190362684A1
公开(公告)日：2019-11-28
申请号：US16534288
申请日：2019-08-07
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： JINWOO KIM , BYEONG-DOO KANG , JONG-HWA KIM , JONGMAN BAE
IPC: G09G3/36
Abstract: A display panel driving apparatus includes a data driver, a gate driver, an extra resistance part through which a constant current passes, and a circuit configured to generate a first gamma voltage, and output a first extra gamma voltage indirectly to the data driver through the extra resistance part. The data driver is configured to generate a data signal based on the first gamma voltage and output the data signal to a data line of a display panel. The gate driver is configured to output a gate signal to a gate line of the display panel.
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公开(公告)号：US20230341985A1
公开(公告)日：2023-10-26
申请号：US18137567
申请日：2023-04-21
Applicant: Samsung Display Co., Ltd.
Inventor： CHANGHO LEE , IL-JOO KIM , JONG-HWA KIM , WONJUN CHOI
CPC classification number: G06F3/0446 , G06F3/0412 , G06F2203/04111
Abstract: A display device is disclosed that includes a pixel layer, a touch sensing layer, and a sensing pattern. The pixel layer includes first pixel units, each including first sub-light emitting regions, and second pixel units, each including second sub-light emitting regions. The touch sensing layer includes sensing electrodes, and driving electrodes electrically insulated from the sensing electrodes, at least some of the sensing electrodes and the driving electrodes each includes a dummy pattern defining dummy openings overlapping the first sub-light emitting regions when viewed in a plan view, and a sensing pattern electrically insulated from the dummy pattern and spaced apart from the first sub-light emitting regions and the second sub-light emitting regions when viewed in a plan view. The light blocking pattern is disposed on the touch sensing layer, defining light blocking openings overlapping the first sub-light emitting regions when viewed in a plan view, and overlapping the first pixel units when viewed in a plan view.
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公开(公告)号：US20230176671A1
公开(公告)日：2023-06-08
申请号：US18104132
申请日：2023-01-31
Applicant: Samsung Display Co., Ltd.
Inventor： JONG-HWA KIM , WONKYU KWAK , IL-JOO KIM , YOUNGBAE JUNG
IPC: G06F3/041
CPC classification number: G06F3/0412 , G09G2310/08 , G09G3/3208
Abstract: An electronic panel including a base layer having a sensing area and a peripheral area adjacent to the sensing area, sensing electrodes overlapping the sensing area and disposed on the base layer, first lines overlapping the peripheral area and connected to one end and the other end of each of the sensing electrodes, an insulation layer including a first insulation portion configured to cover the sensing electrodes and disposed on the base layer and a second insulation portion configured to cover at least a portion of each of the first lines and disposed on the base layer, and second lines disposed on the second insulation portion and respectively electrically connected to the first lines through contact holes defined in the second insulation portion. The at least a portion of each of the first lines has a meandering shape.
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Patent Agency Ranking
公开(公告)号：US20240192815A1
公开(公告)日：2024-06-13
申请号：US18444967
申请日：2024-02-19
Applicant: Samsung Display Co., Ltd.
Inventor： CHANGHO LEE , IL-JOO KIM , JONG-HWA KIM , WONJUN CHOI
CPC classification number: G06F3/0446 , G06F3/0412 , G06F2203/04111
Abstract: A display device is disclosed that includes a pixel layer, a touch sensing layer, and a sensing pattern. The pixel layer includes first pixel units, each including first sub-light emitting regions, and second pixel units, each including second sub-light emitting regions. The touch sensing layer includes sensing electrodes, and driving electrodes electrically insulated from the sensing electrodes, at least some of the sensing electrodes and the driving electrodes each includes a dummy pattern defining dummy openings overlapping the first sub-light emitting regions when viewed in a plan view, and a sensing pattern electrically insulated from the dummy pattern and spaced apart from the first sub-light emitting regions and the second sub-light emitting regions when viewed in a plan view. The light blocking pattern is disposed on the touch sensing layer, defining light blocking openings overlapping the first sub-light emitting regions when viewed in a plan view, and overlapping the first pixel units when viewed in a plan view.
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公开(公告)号：US20220005878A1
公开(公告)日：2022-01-06
申请号：US17280860
申请日：2019-02-21
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Kyungsu LEE , IL-JOO KIM , JONG-HWA KIM , JEQNGYUN HAN
Abstract: An electronic apparatus has a through module hole defined in an active area and includes a first sensing pattern and a second sensing pattern spaced apart from each other in one direction with the module hole disposed therebetween. A third sensing pattern and a fourth sensing pattern are spaced apart from each other in a direction crossing the one direction with the module hole disposed therebetween. A first connection line extends along a portion of the module hole and connects the first sensing pattern acid the second sensing pattern to each other. A second connection line extends along a portion of the module hole and connects the third sensing pattern and the fourth sensing pattern to each other. The first connection line and the second connection line are disposed on the same layer and are spaced apart from each other.
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公开(公告)号：US20240074259A1
公开(公告)日：2024-02-29
申请号：US18358462
申请日：2023-07-25
Applicant: Samsung Display Co., Ltd.
Inventor： JONG-HWA KIM , IL-JOO KIM , CHANGHO LEE , HWAN-HEE JEONG , WONJUN CHOI
IPC: H10K59/131
CPC classification number: H10K59/131
Abstract: A display device includes a base substrate including a first area, a second area, and a third area between the first and second areas and bendable to a degree, insulating layers on the base substrate, a signal line overlapping the first to third areas and including a first line portion in the first area, a second line portion in the first area, the second area, and the third area and on a layer different from the first line portion, and a first connection portion in the first area and on a layer different those of the first and second line portions, wherein the second line portion is connected to a second portion of the first connection portion via a single second contact hole defined in an insulating layer between the second line portion and the second portion of the first connection portion, the insulating layer being an organic layer.
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公开(公告)号：US20210247866A1
公开(公告)日：2021-08-12
申请号：US16951930
申请日：2020-11-18
Applicant: Samsung Display Co., Ltd.
Inventor： JONG-HWA KIM , WONKYU KWAK , IL-JOO KIM , YOUNGBAE JUNG
IPC: G06F3/041
Abstract: An electronic panel including a base layer having a sensing area and a peripheral area adjacent to the sensing area, sensing electrodes overlapping the sensing area and disposed on the base layer, first lines overlapping the peripheral area and connected to one end and the other end of each of the sensing electrodes, an insulation layer including a first insulation portion configured to cover the sensing electrodes and disposed on the base layer and a second insulation portion configured to cover at least a portion of each of the first lines and disposed on the base layer, and second lines disposed on the second insulation portion and respectively electrically connected to the first lines through contact holes defined in the second insulation portion. The at least a portion of each of the first lines has a meandering shape.
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公开(公告)号：US20200012387A1
公开(公告)日：2020-01-09
申请号：US16418622
申请日：2019-05-21
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： JONG-HWA KIM , IL-JOO KIM , DUCKJOONG KIM , KYUNGSU LEE
Abstract: Provided is an input detection unit with a plurality of first electrodes and second electrodes insulated from the first electrodes. Dummy patterns are disposed between the patterns and the detection patterns. A secondary dummy pattern is disposed adjacent to the dummy patterns. Signal lines overlap the non-detection area. The signal lines include a first signal line connected to the patterns and a second signal line connected to the detection patterns. The plurality of patterns includes a row of patterns closest to the non-detection area. The secondary dummy pattern overlaps a portion between the row of patterns closest to the non-detection area and the second signal line.
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