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公开(公告)号:US11758790B2
公开(公告)日:2023-09-12
申请号:US17948130
申请日:2022-09-19
Applicant: Samsung Display Co., Ltd.
Inventor: Hyunjae Na , Jaseung Ku , Kwan-ho Kim , Gyeongnam Bang , Hoseok Son , Sungyeon Cho
CPC classification number: H10K59/40 , G06F3/0412 , G06F3/0443 , G06F3/0446 , G06F3/0448 , H10K77/111 , G02B1/11 , G02B5/3016 , G06F2203/04102 , G06F2203/04111 , G06F2203/04112 , H10K2102/311
Abstract: A display device including a first sensor part that includes a first trunk portion, a first branch portion connected to the first trunk portion and extending in a direction different from a first direction and a second direction, a second branch portion spaced apart from the first branch portion, and a bridge connecting the first branch portion to the second branch portion. A second sensor part includes a second trunk portion extending in the second direction, and a third branch portion disposed between the first branch portion and the second branch portion.
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公开(公告)号:US11599212B2
公开(公告)日:2023-03-07
申请号:US16910448
申请日:2020-06-24
Applicant: Samsung Display Co., Ltd.
Inventor: Hyunjae Na , Jaseung Ku
Abstract: A display module includes a display panel and an input sensing unit. The display panel includes a base surface. The input sensing unit is directly disposed on the base surface. The input sensing unit includes a first electrode, a second electrode, and an insulation layer. The first electrode extends in a first direction. The first electrode includes a first opening area. The second electrode extends in a second direction intersecting the first direction. The second electrode is longer than the first electrode. The second electrode includes a second opening area of a size greater than a size of the first opening area. The insulation layer is configured to insulate the first electrode from the second electrode.
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公开(公告)号:US20220077240A1
公开(公告)日:2022-03-10
申请号:US17402870
申请日:2021-08-16
Applicant: Samsung Display Co., Ltd.
Inventor: Hyunjae NA , Jaseung Ku , Kwan-ho Kim , Gyeongnam Bang , Hoseok Son , Sungyeon Cho
Abstract: A display device including a first sensor part that includes a first trunk portion, a first branch portion connected to the first trunk portion and extending in a direction different from a first direction and a second direction, a second branch portion spaced apart from the first branch portion, and a bridge connecting the first branch portion to the second branch portion. A second sensor part includes a second trunk portion extending in the second direction, and a third branch portion disposed between the first branch portion and the second branch portion.
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公开(公告)号:US20230341961A1
公开(公告)日:2023-10-26
申请号:US18212146
申请日:2023-06-20
Applicant: Samsung Display Co., Ltd.
Inventor: Kwan-ho Kim , Gyeongnam Bang , Sangwon Lee , Hyunjae Na , Hoseok Son , Sungyeon Cho , Jaseung Ku , Taehyeog Jung
CPC classification number: G06F3/0412 , G06F3/047 , G06F3/0443
Abstract: A display device including an input sensing unit. The input sensing unit includes sensors and signal lines connecting the sensors to a driving circuit for sensing a touch. The signal lines may include reception signal lines and transmission signal lines. A resistance value of the reception signal line connected to the sensor relatively far from the driving circuit is smaller than a resistance value of the reception signal line connected to the sensor relatively close to the driving circuit.
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公开(公告)号:US11720193B2
公开(公告)日:2023-08-08
申请号:US17665080
申请日:2022-02-04
Applicant: Samsung Display Co., Ltd.
Inventor: Kwan-Ho Kim , Gyeongnam Bang , Sangwon Lee , Hyunjae Na , Hoseok Son , Sungyeon Cho , Jaseung Ku , Taehyeog Jung
CPC classification number: G06F3/0412 , G06F3/047 , G06F3/0443
Abstract: A display device including an input sensing unit. The input sensing unit includes sensors and signal lines connecting the sensors to a driving circuit for sensing a touch. The signal lines may include reception signal lines and transmission signal lines. A resistance value of the reception signal line connected to the sensor relatively far from the driving circuit is smaller than a resistance value of the reception signal line connected to the sensor relatively close to the driving circuit.
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公开(公告)号:US11320950B2
公开(公告)日:2022-05-03
申请号:US16919002
申请日:2020-07-01
Applicant: Samsung Display Co. Ltd.
Inventor: Hyunjae Na , Jaseung Ku , Gyeongnam Bang , Sangwon Lee
IPC: G06F3/044 , G06F3/0354 , G06F3/0488 , G06F3/041
Abstract: An electronic device includes a display member including a plurality of display elements and a sensing member including a first sensing pattern disposed on the display member and a second sensing pattern disposed on the display member and capacitively coupled to the first sensing pattern. Each of the first and second sensing patterns includes a plurality of mesh lines to define a plurality of openings. Each of the first and second sensing patterns includes a unit mesh pattern including a central opening and a plurality of peripheral openings surrounding the central opening. A plurality of cutting lines, each of which opens at least two adjacent openings of the plurality of peripheral openings to each other, are defined in the unit mesh pattern. The cutting lines are arranged in a direction surrounding the central opening.
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公开(公告)号:US20200183518A1
公开(公告)日:2020-06-11
申请号:US16793311
申请日:2020-02-18
Applicant: Samsung Display Co., Ltd.
Inventor: Hyunjae Na , Jaseung Ku , Kwan-ho Kim , Gyeongnam Bang , Hoseok Son , Sungyeon Cho
Abstract: A display device including a first sensor part that includes a first trunk portion, a first branch portion connected to the first trunk portion and extending in a direction different from a first direction and a second direction, a second branch portion spaced apart from the first branch portion, and a bridge connecting the first branch portion to the second branch portion. A second sensor part includes a second trunk portion extending in the second direction, and a third branch portion disposed between the first branch portion and the second branch portion.
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公开(公告)号:US20230422575A1
公开(公告)日:2023-12-28
申请号:US18238511
申请日:2023-08-27
Applicant: Samsung Display Co., Ltd.
Inventor: Hyunjae Na , Jaseung Ku , Kwan-ho Kim , Gyeongnam Bang , Hoseok Son , Sungyeon Cho
CPC classification number: H10K59/40 , G06F3/0412 , G06F3/0443 , G06F3/0446 , G06F3/0448 , H10K77/111 , G06F2203/04102 , G02B1/11
Abstract: A display device including a first sensor part that includes a first trunk portion, a first branch portion connected to the first trunk portion and extending in a direction different from a first direction and a second direction, a second branch portion spaced apart from the first branch portion, and a bridge connecting the first branch portion to the second branch portion. A second sensor part includes a second trunk portion extending in the second direction, and a third branch portion disposed between the first branch portion and the second branch portion.
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公开(公告)号:US11609654B2
公开(公告)日:2023-03-21
申请号:US17378768
申请日:2021-07-19
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor: Yerin Oh , Soowon Kim , Jaseung Ku , Jisu Yeom , Suhyun Jeong
IPC: G06F3/041 , G09G3/32 , G06F3/0354 , G06F3/044
Abstract: An interface device includes an electronic device and an input device for communicating with the electronic device, wherein the electronic device includes a display layer, a sensor layer which is disposed on the display layer and senses a first input by the input device, a display driving unit for generating a vertical synchronization signal for driving the display layer, and a control unit for controlling the sensor layer, wherein the control unit outputs, in synchronization with a first vertical synchronization signal, a first uplink signal to the sensor layer and outputs, in synchronization with a second vertical synchronization signal, a second uplink signal having a phase different from a phase of the first uplink signal to the sensor layer.
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公开(公告)号:US11567619B2
公开(公告)日:2023-01-31
申请号:US17228437
申请日:2021-04-12
Applicant: Samsung Display Co., Ltd.
Inventor: Suyul Seo , Jaseung Ku , Suin Kim , Jongin Baek , Gi-Na Yoo , Jaeik Lim
Abstract: An electronic device, includes: a sensor layer detecting a touch input and an input-device input; and a sensor control circuit providing the sensor layer with a signal and receiving a detection signal from the sensor layer, wherein the sensor layer includes: a first electrode extending along a first direction; a second electrode extending along the first direction; a first cross electrode extending along a second direction intersecting the first direction; and a second cross electrode extending along the second direction, wherein the sensor control circuit detects the touch input based on a variation in mutual capacitance between the first electrode and the first cross electrode, and the sensor control circuit detects the input-device input based on a variation in capacitance of at least one selected from the first electrode, the second electrode, the first cross electrode, and the second cross electrode.
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