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公开(公告)号：US11861116B2
公开(公告)日：2024-01-02
申请号：US17823114
申请日：2022-08-30
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Gi Na Yoo , Ju Yeon Kim , Won Sang Park , Chang Woo Shim , Seong Jun Lee
CPC classification number: G06F3/0441 , G06F3/0446 , H10K50/865 , H10K59/38 , H10K59/40 , G06F2203/04112
Abstract: A display device includes a display unit including a plurality of emission areas, a plurality of touch electrodes that sense a touch, a plurality of code patterns that cover a part of a front surface of at least one of the plurality of touch electrodes, and a plurality of light-blocking dummy patterns formed on some of the plurality of touch electrodes on which the plurality of code patterns is not formed. Each of the touch electrodes includes at least one portion disposed between adjacent emission areas among the plurality of emission areas. A thickness of the plurality of code patterns is different from a thickness of the light-blocking dummy patterns, and a light-blocking rate of the plurality of code patterns is different from a light-blocking rate of the light-blocking dummy patterns.
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公开(公告)号：US11812652B2
公开(公告)日：2023-11-07
申请号：US18095044
申请日：2023-01-10
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Won Sang Park , Seong Jun Lee
CPC classification number: H10K59/40 , G06F3/0412 , G06F3/0446 , H10K50/868 , G06F2203/04112
Abstract: A display device includes a display unit comprising a plurality of light-emitting areas emitting light. A touch sensing unit is disposed on the display unit to sense a touch. A buffer part is disposed on the touch sensing unit to cushion an external impact. A metal pattern is disposed on the buffer part and has a mesh structure. The metal pattern includes a plurality of code patterns having a cut shape that encodes position information.
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公开(公告)号：US11798956B2
公开(公告)日：2023-10-24
申请号：US18100170
申请日：2023-01-23
Applicant: Samsung Display Co., Ltd.
Inventor： Jin Sung An , Seok Je Seong , Seong Jun Lee , Ji Seon Lee
IPC: H01L27/12 , G09G3/3291 , H10K59/131
CPC classification number: H01L27/124 , G09G3/3291 , G09G2300/0426 , H10K59/131
Abstract: A display device includes a first active pattern, a first conductive pattern including a gate electrode overlapping the first active pattern, a first gate line overlapping the first active pattern and extending in a first direction, and a second gate line extending in the first direction, a second conductive pattern disposed on the first conductive pattern and including a third gate line extending in the first direction and a fourth gate line extending in the first direction, a second active pattern disposed on the second conductive pattern and including a material different from a material of the first active pattern, and a third conductive pattern disposed on the second active pattern and including a first upper electrode overlapping the third gate line and connected to the third gate line, and a second upper electrode overlapping the fourth gate line and connected to the fourth gate line.
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公开(公告)号：US11755155B2
公开(公告)日：2023-09-12
申请号：US17821202
申请日：2022-08-22
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Gi Na Yoo , Ju Yeon Kim , Won Sang Park , Chang Woo Shim , Seong Jun Lee
CPC classification number: G06F3/0441 , G06F3/0446 , H10K50/865 , H10K59/38 , H10K59/40 , G06F2203/04112
Abstract: A display device and a touch input system are provided, the display device comprising a display unit including a plurality of light emission areas; a plurality of touch electrodes disposed between the plurality of light emission areas to sense a touch input; at least one light shielding pattern formed by covering at least a portion of a front surface of at least one of the plurality of touch electrodes; and one of a first set of color filters comprising first to third colors or a second set of color filters comprising first to fourth colors, which are alternately disposed in the plurality of light emission areas, wherein the color filters of one of the first or second set of color filters are used as code patterns by including an infrared absorbing pigment.
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公开(公告)号：US11675466B2
公开(公告)日：2023-06-13
申请号：US17491404
申请日：2021-09-30
Applicant: Samsung Display Co., Ltd.
Inventor： Hwa Jeong Kim , Jae Sic Lee , Na Yun Kwak , Dong Hwan Kim , Seung Woo Sung , Min Kyu Woo , Min Ku Lee , Seong Jun Lee , Sang Jin Pak , Sang Hyun Jun
CPC classification number: G06F3/0446 , G06F3/044 , G06F3/0416 , G06F3/04164 , G06F3/04166
Abstract: A touch sensor may include a substrate and may include electrode units, first demultiplexers, second demultiplexers, and driving pads all located on the substrate. The electrode units each may include a plurality of electrode groups, the electrode groups each including a plurality of touch electrodes. The first demultiplexers each may include a plurality of sub-demultiplexers and each may be electrically connected to a corresponding one of the electrode units. Each of the sub-demultiplexers of a first demultiplexer may be electrically connected to a corresponding one of the electrode groups of a corresponding electrode unit. The second demultiplexers may be connected between the first demultiplexers and the driving pads.
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Patent Agency Ranking
公开(公告)号：US20220059025A1
公开(公告)日：2022-02-24
申请号：US17520877
申请日：2021-11-08
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Jin Sung An , Seok Je Seong , Seong Jun Lee , Jae Hyun Lee , Yoon Jong Cho
IPC: G09G3/32
Abstract: A display device includes: a pixel unit including pixels connected to first scan lines, second scan lines, and data lines; a scan driver for supplying a first scan signal to the pixels through the first scan lines at a first frequency and supplying a second scan signal to the pixels through the second scan lines at a second frequency different from the first frequency in a first mode; a first signal supply for supplying an inspection signal to the pixels through at least one of the data lines in response to the first scan signal in a first period of the first mode; and a second signal for supply supplying a bias signal to the pixels through the data lines in response to the first scan signal in a second period of the first mode.
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公开(公告)号：US10976853B2
公开(公告)日：2021-04-13
申请号：US16865742
申请日：2020-05-04
Applicant: Samsung Display Co., Ltd.
Inventor： Yong-Hwan Park , Jong Seok Kim , Chi Wook An , Seong Jun Lee , Sang Hyun Jun
Abstract: A display device is disclosed. In one aspect, the display device includes a substrate including a display area and a non-display area adjacent to the display area and a display member formed over the substrate in the display area. The display device also includes an encapsulation layer formed over the display member and encapsulating the display member together with the substrate and a plurality of first touch lines formed over the encapsulation layer in the display area. The first touch lines extend in a first direction. The display device further includes a plurality of second touch lines formed on the same layer as the first touch lines in the display area. The second touch lines extend in the first direction and are spaced apart from the first touch lines.
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公开(公告)号：US20200264721A1
公开(公告)日：2020-08-20
申请号：US16865742
申请日：2020-05-04
Applicant: Samsung Display Co., Ltd.
Inventor： Yong-Hwan Park , Jong Seok Kim , Chi Wook An , Seong Jun Lee , Sang Hyun Jun
Abstract: A display device is disclosed. In one aspect, the display device includes a substrate including a display area and a non-display area adjacent to the display area and a display member formed over the substrate in the display area. The display device also includes an encapsulation layer formed over the display member and encapsulating the display member together with the substrate and a plurality of first touch lines formed over the encapsulation layer in the display area. The first touch lines extend in a first direction. The display device further includes a plurality of second touch lines formed on the same layer as the first touch lines in the display area. The second touch lines extend in the first direction and are spaced apart from the first touch lines.
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公开(公告)号：US20190206952A1
公开(公告)日：2019-07-04
申请号：US16133836
申请日：2018-09-18
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： JI SEON LEE , Moo Soon Ko , Se Wan Son , Jin Sung An , Seong Jun Lee , Wang Woo Lee
IPC: H01L27/32
CPC classification number: H01L27/3223 , H01L27/3262 , H01L27/3276 , H01L2251/5392
Abstract: A display device includes: a substrate that includes a first area and a second area; a plurality of pixels included in the first area; and a dummy pattern included in the second area, wherein a size of the dummy pattern is smaller than a pixel area corresponding to a first pixel among the plurality of pixels, a ratio of an area occupied by a pixel pattern of the first pixel with respect to the pixel area is a first value, a ratio of an area occupied by the dummy pattern with respect to a dummy area is a second value that is greater than the first value, and the dummy area and the pixel area have the same size as each other.
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公开(公告)号：US12062665B2
公开(公告)日：2024-08-13
申请号：US18239470
申请日：2023-08-29
Applicant: Samsung Display Co., Ltd.
Inventor： Jin Sung An , Seok Je Seong , Seong Jun Lee , Ji Seon Lee
IPC: H01L27/12 , G09G3/3291 , H10K59/131
CPC classification number: H01L27/124 , G09G3/3291 , G09G2300/0426 , H10K59/131
Abstract: A display device includes a first active pattern, a first conductive pattern including a gate electrode overlapping the first active pattern, a first gate line overlapping the first active pattern and extending in a first direction, and a second gate line extending in the first direction, a second conductive pattern disposed on the first conductive pattern and including a third gate line extending in the first direction and a fourth gate line extending in the first direction, a second active pattern disposed on the second conductive pattern and including a material different from a material of the first active pattern, and a third conductive pattern disposed on the second active pattern and including a first upper electrode overlapping the third gate line and connected to the third gate line, and a second upper electrode overlapping the fourth gate line and connected to the fourth gate line.
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