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公开(公告)号：US20250021200A1
公开(公告)日：2025-01-16
申请号：US18581394
申请日：2024-02-20
Applicant: Samsung Display Co., Ltd.
Inventor： Ki Cheol KIM , Won Jun CHOI
Abstract: An embodiment provides a display panel including: a base substrate; a touch electrode disposed on the base substrate; and a connection wire that connects the touch electrode to a touch panel driver, wherein a width of a first conductive pattern forming the touch electrode is different from a width of a second conductive pattern forming the connection wire.
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公开(公告)号：US20180299999A1
公开(公告)日：2018-10-18
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
CPC classification number: G06F3/0412 , G06F3/044 , G06F2203/04103 , G06F2203/04111 , G06F2203/04112 , H01L27/323 , H01L27/3244 , H01L27/3276 , H01L51/0097 , H01L2251/5338
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：US20180101259A1
公开(公告)日：2018-04-12
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
CPC classification number: G06F3/044 , G06F3/0412 , G06F3/0416 , G06F21/32 , G06K9/00006 , H01L27/323 , H01L27/3234
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：US20230185419A1
公开(公告)日：2023-06-15
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：US20200266246A1
公开(公告)日：2020-08-20
申请号：US16740885
申请日：2020-01-13
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： SEUNG LYONG BOK , Joon Gu LEE , Ki Cheol KIM
Abstract: A display device is provided. The display device includes a substrate including an active region in which a plurality of pixels are arranged; a first electrode layer disposed on the substrate and including a first electrode disposed in each pixel and an auxiliary electrode spaced apart from the first electrode and disposed along a boundary of each pixel; an intermediate layer disposed on the first electrode and including a light emitting layer; and a second electrode disposed on the intermediate layer, disposed in each pixel, and electrically connected to the auxiliary electrode; wherein a plurality of unit pixel groups, each including one or more pixels, are defined on the substrate, the respective second electrodes of the pixels belonging to each unit pixel group are electrically connected to each other by the auxiliary electrode, and the auxiliary electrodes belonging to different unit pixel groups are electrically separated from each other.
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Patent Agency Ranking
6.发明申请公开(公告)号：US20180150176A1
公开(公告)日：2018-05-31
申请号：US15702381
申请日：2017-09-12
Applicant: Samsung Display Co., Ltd.
Inventor： Ki Cheol KIM , Yeon Tae KIM , Young Soo NO , Hwan Hee JEONG , In Young HAN
CPC classification number: G06F3/0416 , G06F3/0412 , G06F3/0414 , G06F3/044 , G06F2203/04103 , G09G3/3208 , G09G3/3233 , G09G2300/0819 , G09G2300/0842 , G09G2300/0861 , G09G2310/0251 , G09G2310/0262
Abstract: A touch sensor, a display device including the same, and a method for driving a touch sensor that includes a substrate, first connection lines to transmit first output signals, first electrodes disposed on the substrate connected to the first connection lines to transmit the first output signals to the first connection lines, second connection lines to transmit second output signals, second electrodes disposed on the substrate connected to the second connection lines to transmit the second output signals to the second connection lines, an auxiliary electrode spaced apart from the substrate, the auxiliary electrode forming a capacitance with the first electrodes and the second electrodes, and a touch controller connected to the first and second connection lines to receive the first and second output signals from the first and second connection lines, and to calculate a position and a pressure of a touch, using the first and second output signals.
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公开(公告)号：US20240231521A1
公开(公告)日：2024-07-11
申请号：US18414457
申请日：2024-01-16
Applicant: Samsung Display Co., Ltd.
Inventor： Jun Hyun PARK , Ki Cheol KIM
CPC classification number: G06F3/0412 , G06F3/044 , G06F3/047 , G06F2203/04104 , G06F2203/04107
Abstract: A touch sensor includes: a plurality of first sensor electrodes, each including first sensor patterns extending in a first direction, and being arranged in a second direction; a plurality of second sensor electrodes, each including second sensor patterns extending in the second direction and being arranged in the first direction; an opening in a touch active region separated from the first and second sensor electrodes; a first connection pattern disposed around but not in the opening, the first pattern electrically connecting first opening sensor patterns of the first sensor patterns that are adjacent to respective portions of the opening in the second direction; first lines respectively connected to portions of the first sensor electrodes, the first lines extending to a periphery of the touch active region; and second lines respectively connected to portions of the second sensor electrodes, the second lines extending to the periphery of the touch active region.
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公开(公告)号：US20220137738A1
公开(公告)日：2022-05-05
申请号：US17356985
申请日：2021-06-24
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Ki Cheol KIM , Min Joo Kim , Mi Kyung Seo , Jae Yoon Chang
Abstract: A display device including: a substrate including a display area and a non-display area; a crack sensing line disposed in the non-display area; an electrostatic protecting line disposed in the non-display area; a light emitting element disposed on the substrate and including a first electrode, a second electrode disposed on the first electrode, and an emission layer disposed between the first electrode and the second electrode; and a power supplying line, wherein the second electrode and the power supplying line are in contact in an electrode contact area, the electrode contact area being disposed in the non-display area, and the crack sensing line and the electrostatic protecting line do not overlap the electrode contact area.
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公开(公告)号：US20220100346A1
公开(公告)日：2022-03-31
申请号：US17406053
申请日：2021-08-18
Applicant: Samsung Display Co., LTD.
Inventor： Min Joo KIM , Ki Cheol KIM , Won Kyu KWAK
Abstract: A display device includes a first area including a display area, a second area including a pad area, a bending area disposed between the first area and the second area, a plurality of touch signal lines extending from the second area to the first area through the bending area, a plurality of touch test lines disposed in the second area and separated and spaced apart from the plurality of touch signal lines, and a plurality of touch connection lines electrically connecting the plurality of touch signal lines and the plurality of touch test lines, wherein, in the second area, the plurality of touch signal lines and the plurality of touch test lines include a first conductive layer, and the plurality of touch connection lines includes a second conductive layer different from the first conductive layer.
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公开(公告)号：US20210064189A1
公开(公告)日：2021-03-04
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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