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公开(公告)号:US12229379B2
公开(公告)日:2025-02-18
申请号:US18181259
申请日:2023-03-09
Applicant: SAMSUNG DISPLAY CO. LTD.
Inventor: Ki Cheol Kim , Hwan Hee Jeong , Mi Kyung Seo
Abstract: A touch sensor includes a first area and a second area; first electrode units comprising a plurality of first touch electrodes arranged in a first direction and electrically connected to one another and located in the first area; second electrode units comprising a plurality of second touch electrodes arranged in a second direction and electrically connected to one another and located in the first area; and a first electrode pattern comprising a first portion located in the first area and electrically connected to one of the first electrode units that is adjacent thereto, and a second portion extended from the first portion to the second area, wherein a width of the first electrode pattern in the first direction is less than a width of the first touch electrodes in the first direction and is greater than half the width of the first touch electrodes.
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公开(公告)号:US12067205B2
公开(公告)日:2024-08-20
申请号:US18106997
申请日:2023-02-07
Applicant: Samsung Display Co., Ltd.
Inventor: Ki Cheol Kim , Gyeong Nam Bang , Hwan Hee Jeong
IPC: G06F3/045
CPC classification number: G06F3/045 , G06F2203/04102
Abstract: A display device including a substrate having an active area and a non-active area having first to fourth areas, a light-emitting element on the substrate, a touch layer having a main touch area overlapping the active area, and an encapsulation layer between the light-emitting element and the touch layer, in which the first area is between the active area and the second area, the third area is between the second and fourth areas, the touch layer includes touch electrodes and touch lines connected to the touch electrodes, the touch lines include a first touch line part overlapping the first area and a second touch line part overlapping the third area, the first touch line part includes first and second touch conductive layers of the touch layer, and the second touch line part includes the first touch conductive layer and does not include the second touch conductive layer.
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公开(公告)号:US11755134B2
公开(公告)日:2023-09-12
申请号:US17466470
申请日:2021-09-03
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor: Seung Lyong Bok , Ki Cheol Kim , Ok Kyung Park
CPC classification number: G06F3/0412 , G06F3/0443 , G06F3/0445 , G06F3/0446 , G06F3/04166 , H10K50/86 , H10K59/12 , H10K59/40 , H10K59/65
Abstract: A display device includes a first display area including first pixels, driving electrodes, and sensing electrodes. A second display area includes second pixels, sub-driving electrodes, and sub-sensing electrodes. Auxiliary electrodes are between the first and second display areas. A number of first pixels per unit area of the first display area is greater than a number of second pixels per unit area of the second display area.
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公开(公告)号:US11435858B2
公开(公告)日:2022-09-06
申请号:US17341295
申请日:2021-06-07
Applicant: Samsung Display Co., Ltd.
Inventor: Tae Yong Eom , Ki Cheol Kim , Jae Yoon Chang , Won Kyu Kwak , Young Bae Jung
Abstract: A display device and a touch sensor, the display device including a first substrate in which a display area and a peripheral area around the display area are defined; an element layer which is located on the first substrate and comprises a first light emitting element located in the display area and a second light emitting element at least partially located in the peripheral area; and a touch sensor which is located on the element layer. The touch sensor includes: a touch electrode portion which is located in the display area and overlaps the first light emitting element; a touch signal line which is located in the peripheral area and is connected to the touch electrode portion; and a light transmission control pattern portion which is located in the peripheral area, overlaps the second light emitting element, and extends along a boundary between the display area and the peripheral area.
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公开(公告)号:US20220221953A1
公开(公告)日:2022-07-14
申请号:US17466470
申请日:2021-09-03
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor: Seung Lyong Bok , Ki Cheol Kim , Ok Kyung Park
Abstract: A display device includes a first display area including first pixels, driving electrodes, and sensing electrodes. A second display area includes second pixels, sub-driving electrodes, and sub-sensing electrodes. Auxiliary electrodes are between the first and second display areas. A number of first pixels per unit area of the first display area is greater than a number of second pixels per unit area of the second display area.
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公开(公告)号:US11354002B2
公开(公告)日:2022-06-07
申请号:US17011932
申请日:2020-09-03
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:US11182003B2
公开(公告)日:2021-11-23
申请号:US16797904
申请日:2020-02-21
Applicant: Samsung Display Co., Ltd.
Inventor: Hwan Hee Jeong , Ki Cheol Kim , Sung Jae Moon
Abstract: A touch sensor, includes: a plurality of sensing rows, each of the plurality of sensing rows including first sensing electrodes connected in a first direction; and a plurality of sensing columns, each of the plurality of sensing columns including second sensing electrodes connected in a second direction crossing the first direction; first protrusions disposed at the first sensing electrodes, the first protrusions protruding toward an adjacent second sensing electrode; and first recesses disposed at the second sensing electrodes, the first recesses facing the first protrusions disposed at an adjacent first sensing electrode, wherein the first recesses have a shape corresponding to a shape of the first protrusions.
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公开(公告)号:US10572045B2
公开(公告)日:2020-02-25
申请号:US15797558
申请日:2017-10-30
Applicant: Samsung Display Co., Ltd.
Inventor: Hwan Hee Jeong , Ki Cheol Kim , Sung Jae Moon
Abstract: A touch sensor may include a plurality of sensing rows including first sensing electrodes connected in a first direction, a plurality of sensing columns including second sensing electrodes connected in a second direction crossing the first direction, first protrusions disposed at an edge of the first sensing electrodes and protruding toward an adjacent second sensing electrode, a plurality of second protrusions disposed at an edge of the second sensing electrodes, protruding toward an adjacent first sensing electrode and alternately arranged with the first protrusions, first sub protrusions protruding toward an adjacent second protrusion from an edge of the first protrusions and second sub protrusions protruding toward an adjacent first protrusion from an edge of the second protrusions and alternately arranged with the first sub protrusions.
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公开(公告)号:US10386977B2
公开(公告)日:2019-08-20
申请号:US15710251
申请日:2017-09-20
Applicant: Samsung Display Co., Ltd.
Inventor: Young Soo No , Ki Cheol Kim , Yeon Tae Kim , Kyung Su Lee , Hwan-Hee Jeong , In Young Han
Abstract: A display device may include a first transistor, a light emitting device, a sensor capacitor, and an insulating layer. The light emitting device may be electrically connected to the first transistor and may include a pixel electrode, a common electrode, and a light-emitting member positioned between the pixel electrode and the common electrode. The sensor capacitor may include a first capacitor electrode, a second capacitor electrode, and a dielectric layer. The dielectric layer may be positioned between the first capacitor electrode and the second capacitor electrode, may directly contact both the first capacitor electrode and the second capacitor electrode, and may not emit light. The second capacitor electrode may be electrically connected to the common electrode. A face of the insulating layer may directly contact each of the pixel electrode and the first capacitor electrode.
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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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