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公开(公告)号：US11861131B2
公开(公告)日：2024-01-02
申请号：US18151927
申请日：2023-01-09
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Sung Jin Yang , Hyun Sik Park , Chun Gi You
CPC classification number: G06F3/0448 , G06F3/0412 , G06F3/0443 , G06F3/0446 , G06F3/04164 , G06F2203/04111
Abstract: Provided is a display device including a display unit including a display area, a transmitting portion surrounded by the display area, and a non-display area surrounding the display area, and a touch sensing unit having a transmissive area, dummies overlapping the transmitting portion and surrounding the transmissive area, and a touch sensor area surrounding the dummies and including first touch electrodes, and second touch electrodes respectively between the first touch electrodes, connected in a first direction, and spaced apart in a second direction perpendicular to the first direction, wherein the dummies include a main dummy surrounding the transmissive area, and at least one sub-dummy surrounding the main dummy, and wherein an outermost sub-dummy of the at least one sub-dummy that is at an outermost position of the dummies includes a first cut corresponding to a gap between adjacent first and second touch electrodes among the first and second touch electrodes.
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公开(公告)号：US11852508B2
公开(公告)日：2023-12-26
申请号：US17011905
申请日：2020-09-03
Applicant: Samsung Display Co., LTD.
Inventor： Sung Jin Yang , Hyun Sik Park , Ma Eum Cho
CPC classification number: G01D5/1655 , G06F3/0446
Abstract: Provided is a sensing unit including first sensing electrodes arranged along a first direction in a sensing area, and second sensing electrodes arranged along a second direction intersecting the first direction. Each of the first sensing electrodes includes a plurality of first mesh lines, and each of the second sensing electrodes includes a plurality of second mesh lines. A line width of the first mesh lines is different from a line width of the second mesh lines.
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公开(公告)号：US11696482B2
公开(公告)日：2023-07-04
申请号：US17723403
申请日：2022-04-18
Applicant: Samsung Display Co., LTD.
Inventor： Chun Gi You , Tae Ik Kim , Hyun Sik Park
IPC: G09G5/00 , H10K59/40 , G06F3/041 , H10K50/844 , H10K59/122 , H10K59/124 , H10K77/10
CPC classification number: H10K59/40 , G06F3/041 , H10K50/844 , H10K59/122 , H10K59/124 , H10K77/10
Abstract: A display device includes: a display panel including a base substrate having a display region and a hole region included in the display region; a touch sensor including a light blocking member disposed on the display panel, a first sensing insulating layer covering the light blocking member, a sensing electrode layer disposed on the first sensing insulating layer, and a second sensing insulating layer covering the sensing electrode layer; a polarizing layer disposed on the touch sensor; and a cover window disposed on the polarizing layer. At least one of the first sensing insulating layer and the second sensing insulating layer exposes at least a portion of the hole region.
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公开(公告)号：US20230118970A1
公开(公告)日：2023-04-20
申请号：US18082144
申请日：2022-12-15
Applicant: Samsung Display Co., Ltd.
Inventor： Sung Jin YANG , Ki Cheol Kim , Sung Hee Kim , Hyun Sik Park , Chun Gi You , Sung Ho Cho , Min Ho Chae
Abstract: A display device including a touch sensing unit including a first touch conductive layer, a first touch insulating layer disposed on the first touch conductive layer, and a second touch conductive layer disposed on the first touch insulating layer. The touch sensor area includes a first touch sensor area located at a center of the touch sensor area, and a second touch sensor area located between the first touch sensor area and the curved portion. The first touch conductive layer includes a touch connection electrode connecting adjacent first touch electrodes, and a plurality of capacitance (cap) compensation patterns arranged in the second touch sensor area. The plurality of cap compensation patterns includes a first cap compensation pattern electrically connected to the adjacent first touch electrode and a second cap compensation pattern electrically connected to the adjacent second touch electrode.
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公开(公告)号：US11467701B2
公开(公告)日：2022-10-11
申请号：US16932812
申请日：2020-07-19
Applicant: Samsung Display Co., LTD.
Inventor： Chun Gi You , Ma Eum Cho , Hyun Sik Park
Abstract: A touch sensor for a display device includes: a base layer; a first conductive layer disposed in a sensing region on the base layer; an insulating layer disposed on the first conductive layer; a second conductive layer disposed on the insulating layer in the sensing region; a first insulating pattern disposed on the second conductive layer; a plurality of signal lines provided in a non-sensing region, the plurality of signal lines being electrically connected to the first and second conductive layers; and a second insulating pattern disposed on the plurality of signal lines. The first insulating pattern and the second insulating pattern include the same material and are provided in the same layer.
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Patent Agency Ranking
公开(公告)号：US20210288293A1
公开(公告)日：2021-09-16
申请号：US17146074
申请日：2021-01-11
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Sung Ho Cho , Tae Ik Kim , Hyun Sik Park
Abstract: A display device includes a first substrate, a second substrate that faces the first substrate, an active element layer disposed on a first surface of the first substrate that faces the second substrate and includes a first through-hole that penetrates therethrough in a thickness direction, and an anti-reflection member disposed on a second surface of the second substrate that faces the first substrate, overlaps the first through-hole, and is spaced apart from the first through-hole. The anti-reflection member includes a first refractive layer disposed on a second surface of the second substrate and that has a refractive index greater than a refractive index of the second substrate, and a second refractive layer disposed on the first refractive layer and that has a refractive index less than the refractive index of the first refractive layer.
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公开(公告)号：US20200159350A1
公开(公告)日：2020-05-21
申请号：US16551227
申请日：2019-08-26
Applicant: Samsung Display Co., Ltd.
Inventor： Sung Jin YANG , Tae Ik Kim , Hyun Sik Park , Chun Gi You , Sung Ho Cho
Abstract: A touch sensing unit includes first touch electrodes, a first touch signal line, and a second touch signal line. The first touch electrodes are disposed in a touch sensor area. The first touch signal line is electrically connected to some of the first touch electrodes arranged in a first column. The second touch signal line is electrically connected to some of the first touch electrodes arranged in a second column different from the first column. The second touch signal line includes a first bent portion bent at least once in an intersection region of the first touch signal line and the second touch signal line.
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公开(公告)号：US12228428B2
公开(公告)日：2025-02-18
申请号：US18509234
申请日：2023-11-14
Applicant: Samsung Display Co., LTD.
Inventor： Sung Jin Yang , Hyun Sik Park , Ma Eum Cho
Abstract: A sensing unit including first sensing electrodes arranged in a sensing area, second sensing electrodes electrically isolated from the first sensing electrodes, first identification patterns adjacent to the first sensing electrodes, and second identification patterns adjacent to the second sensing electrodes, in which a number of the first identification patterns is different from a number of the second identification patterns.
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公开(公告)号：US12164734B2
公开(公告)日：2024-12-10
申请号：US18082144
申请日：2022-12-15
Applicant: Samsung Display Co., Ltd.
Inventor： Sung Jin Yang , Ki Cheol Kim , Sung Hee Kim , Hyun Sik Park , Chun Gi You , Sung Ho Cho , Min Ho Chae
Abstract: A display device including a touch sensing unit including a first touch conductive layer, a first touch insulating layer disposed on the first touch conductive layer, and a second touch conductive layer disposed on the first touch insulating layer. The touch sensor area includes a first touch sensor area located at a center of the touch sensor area, and a second touch sensor area located between the first touch sensor area and the curved portion. The first touch conductive layer includes a touch connection electrode connecting adjacent first touch electrodes, and a plurality of capacitance (cap) compensation patterns arranged in the second touch sensor area. The plurality of cap compensation patterns includes a first cap compensation pattern electrically connected to the adjacent first touch electrode and a second cap compensation pattern electrically connected to the adjacent second touch electrode.
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公开(公告)号：US11550439B2
公开(公告)日：2023-01-10
申请号：US17833817
申请日：2022-06-06
Applicant: Samsung Display Co., Ltd.
Inventor： Sung Jin Yang , Ki Cheol Kim , Sung Hee Kim , Hyun Sik Park , Chun Gi You , Sung Ho Cho , Min Ho Chae
Abstract: A display device including a touch sensing unit including a first touch conductive layer, a first touch insulating layer disposed on the first touch conductive layer, and a second touch conductive layer disposed on the first touch insulating layer. The touch sensor area includes a first touch sensor area located at a center of the touch sensor area, and a second touch sensor area located between the first touch sensor area and the curved portion. The first touch conductive layer includes a touch connection electrode connecting adjacent first touch electrodes, and a plurality of capacitance (cap) compensation patterns arranged in the second touch sensor area. The plurality of cap compensation patterns includes a first cap compensation pattern electrically connected to the adjacent first touch electrode and a second cap compensation pattern electrically connected to the adjacent second touch electrode.
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