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公开(公告)号：US12079434B2
公开(公告)日：2024-09-03
申请号：US18127659
申请日：2023-03-29
Applicant: Samsung Display Co., LTD.
Inventor： Hwan Hee Jeong
CPC classification number: G06F3/0446 , G06F3/04164 , G06F3/0443
Abstract: A display device including a substrate, a light emitting element, an inorganic layer on the light emitting element, an insulating layer on the inorganic layer and including a first surface facing the inorganic layer and a second surface opposite to the first surface, first touch electrodes disposed on the second surface of the insulating layer and arranged along a first direction, second touch electrodes disposed on the second surface of the insulating layer and arranged along a second direction, a first connecting electrode disposed on the second surface of the insulating layer and electrically connecting two adjacent first touch electrodes, and a second connecting electrode electrically connecting two adjacent second touch electrodes, in which the second connecting electrode is disposed on a layer different from the second touch electrodes, and a thickness of the second connecting electrode is less than thicknesses of the two adjacent second touch electrodes.
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公开(公告)号：US11803275B2
公开(公告)日：2023-10-31
申请号：US17234370
申请日：2021-04-19
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Hwan Hee Jeong , Ki Cheol Kim , Jong Seon Park
CPC classification number: G06F3/044 , G06F3/0412 , G06F2203/04103 , G06F2203/04112
Abstract: A touch sensing unit includes a first touch electrode disposed in a touch sensor area. A second touch electrode is disposed in the touch sensor area. A first touch line is disposed in a touch peripheral area. The first touch line is electrically connected to the first touch electrode. The touch peripheral area is disposed on a periphery of the touch sensor area. A second touch line is disposed in the touch peripheral area. The second touch line is electrically connected to the second touch electrode. The touch peripheral area includes first and second regions. In the first region, a width of the first touch line is smaller than a width of the second touch line. In the second region, the width of the first touch line is equal to the width of the second touch line.
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公开(公告)号：US11803266B2
公开(公告)日：2023-10-31
申请号：US17947155
申请日：2022-09-18
Applicant: Samsung Display Co., Ltd.
Inventor： Jong Seon Park , Dong Jin Moon , Ye Ri Jeong , Hwan Hee Jeong , In Young Han
IPC: G06F3/041 , G06F3/044 , H10K59/40 , H10K59/88 , H10K59/122
CPC classification number: G06F3/0412 , G06F3/044 , G06F3/0416 , H10K59/122 , H10K59/40 , H10K59/88
Abstract: A display device includes: a display panel having a display area and a non-display area at least partially disposed around the display area; and a touch sensor disposed on the display panel and including a touch sensor area in the display area and a touch peripheral area in the non-display area adjacent to the touch sensor area, wherein the touch sensor includes: a first touch electrode and a second touch electrode; a first touch pad and a second touch pad being adjacent to each other in a first direction; a second touch pad disposed in a touch pad area of the touch peripheral area; a first touch signal line electrically connecting the first touch electrode with the first touch pad, the first touch signal line including a first line portion extended in the first direction and a second line portion extended in a second direction; a second touch signal line electrically connecting the second touch electrode with the second touch pad; a first dummy line extended in the first direction and spaced apart from the first and second touch signal lines; and a second dummy line extended in the first direction and spaced apart from the first and second touch signal lines.
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公开(公告)号：US11797115B2
公开(公告)日：2023-10-24
申请号：US17457543
申请日：2021-12-03
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Mi Young Kim , Kwang Hyeok Kim , Il Joo Kim , So Yeon Park , Yong Hwan Park , Hwan Hee Jeong
IPC: G06F3/041 , G06F3/044 , G09G3/3266 , H10K59/40 , H10K59/131
CPC classification number: G06F3/0412 , G06F3/0446 , G06F3/04164 , G06F3/041662 , G09G3/3266 , H10K59/131 , H10K59/40 , G09G2310/08
Abstract: A display device includes a display panel including pixels and a scan driver for driving the pixels. The pixels are in a display area and the scan driver is in a non-display area. A touch sensing unit is disposed on the display panel and includes touch electrodes disposed in a sensing area and touch sensing lines connected to the touch electrodes. The non-display area includes at least one multiplexer, the touch sensing lines are electrically connected to input terminals of the at least one multiplexer through touch contact holes formed on the display panel. Sensing channels electrically connected to output terminals of the multiplexer are parallel to the scan driver. The at least one multiplexer is disposed between the sensing channels and the scan driver.
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Patent Agency Ranking
公开(公告)号：US11640220B2
公开(公告)日：2023-05-02
申请号：US17392110
申请日：2021-08-02
Applicant: Samsung Display Co., Ltd.
Inventor： Hwan Hee Jeong
Abstract: A display device including pixels including a thin film transistor, data lines, a first insulating layer, first and second touch lines, a second insulating layer having contact holes on connecting electrodes, first touch electrodes electrically connected to some of the first touch electrodes by at least one connecting electrode through at least two contact holes, second touch electrodes electrically connected to some of second touch electrodes by an extended portion between second touch electrodes, an integrated circuit, first pads connected to the integrated circuit, guard lines, and second pads including first, second, and third groups, in which each second pad of the first, second, and third group is electrically connected to one first touch line, one second touch line, and one guard line, respectively, and in which one second pad of the third group is between the second pads of the first group and the second group.
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公开(公告)号：US11481064B2
公开(公告)日：2022-10-25
申请号：US16424399
申请日：2019-05-28
Applicant: Samsung Display Co., Ltd.
Inventor： Hwan Hee Jeong
Abstract: A display device includes: a display panel including a first substrate and a second substrate which are partitioned into a display region and a non-display region formed outside the display region; and a touch sensor including a plurality of touch electrodes overlapping the display region and formed on the second substrate, a plurality of pads overlapping the non-display region and formed on the second substrate, and a plurality of touch lines connecting the plurality of pads and the plurality of touch electrodes, wherein at least some of the touch lines includes a region having a first width and a region having a second width wider than the first width.
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公开(公告)号：US20220155895A1
公开(公告)日：2022-05-19
申请号：US17532918
申请日：2021-11-22
Applicant: Samsung Display Co., Ltd.
Inventor： Do Ik KIM , Ga Young Kim , Sang Hyun Lim , Young Sik Kim , Sang Chul Lee , Hwan Hee Jeong
IPC: G06F3/041 , G09G3/3208 , G06F3/047 , H01L27/32 , G06F3/044
Abstract: A touch sensor includes a first electrode, a second electrode, and a sensing channel. The first electrode includes first electrode cells arranged in a first direction, a first connection portion connecting the first electrode cells in the first direction and a first opening disposed in at least one of the first electrode cells. The second electrode includes an electrode portion disposed in the first opening. The electrode portion is disposed on a same layer as the first electrode cells and separated from the first electrode. The sensing channel includes a first terminal and a second terminal. The first terminal is connected to the first electrode. The second terminal is connected to the second electrode.
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公开(公告)号：US11169634B2
公开(公告)日：2021-11-09
申请号：US17024658
申请日：2020-09-17
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Hwan Hee Jeong , Ki Cheol Kim
IPC: G06F3/041 , G06F1/3234 , G06F3/047
Abstract: A display device includes a first region including a display area. A second region of the display device includes a pad unit. A bending region is disposed between the first region and the second region. A plurality of signal wirings extends from the second region to the first region and crosses through the bending region. The plurality of signal wirings includes a plurality of touch signal wirings and a first power supply wiring. The plurality of touch signal wirings at least partially overlaps the first power supply wiring in the first region.
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公开(公告)号：US10739919B2
公开(公告)日：2020-08-11
申请号：US15899648
申请日：2018-02-20
Applicant: Samsung Display Co., Ltd.
Inventor： Sung Jae Moon , Hwan Hee Jeong , Won Kyu Kwak
Abstract: A touch sensor includes a base layer including a first to third sensing region and a non-sensing region surrounding the first to third sensing region; a plurality of touch electrode rows provided in the first to third sensing regions and including a plurality of first touch electrodes connected in a first direction; and a plurality of touch electrode columns including a plurality of second touch electrodes connected in a second direction crossing the first direction. At least one of the first to third sensing regions has an area larger than that of other sensing regions. The non-sensing region includes an additional non-sensing region disposed between the second sensing region and the third sensing region and a bridge line provided in the additional non-sensing region and electrically connecting the first touch electrodes of the second sensing region to the first touch electrodes of the third sensing region.
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