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公开(公告)号：US12182350B2
公开(公告)日：2024-12-31
申请号：US18423269
申请日：2024-01-25
Applicant: Samsung Display Co., Ltd.
Inventor： Jisu Na , Kwang-min Kim , Kiwook Kim , Yangwan Kim
IPC: G06F3/041 , G06F3/044 , G06F3/047 , H10K59/131 , H10K59/40
Abstract: An input sensing unit including a plurality of first electrodes, which are arranged in a first direction and each of which extends in a second direction crossing the first direction, a plurality of row electrode each of which includes a second electrode and a third electrode, a plurality of first sensing lines respectively connected to the first electrodes, a plurality of second sensing lines respectively connected to the second electrodes, and a third sensing line connected to each of the third electrodes. Each of the row electrodes includes one side and the other side, which are opposed to each other in the first direction, and the one side is connected to one of one second sensing line and one third sensing line of the second sensing lines, and the other side is connected to the other of the second sensing lien and the third sensing line.
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公开(公告)号：US11635866B2
公开(公告)日：2023-04-25
申请号：US17716255
申请日：2022-04-08
Applicant: Samsung Display Co., Ltd.
Inventor： Jisu Na , Kwangmin Kim , Kiwook Kim , Yangwan Kim
IPC: G06F3/044 , G06F3/041 , G09G3/3266 , H01L27/32
Abstract: A display device including an input sensor having sensing electrodes disposed in a sensing area and signal lines. Each of the signal lines is connected to a corresponding electrode of the sensing electrodes and disposed in the line area. One signal line of the signal lines includes a first portion having a constant width, a second portion disposed outside a corner area of the sensing area, extending from the first portion, and having a width gradually increasing in a direction that is away from the first portion, a third portion extending from the second portion and having a width gradually varying in a direction that is away from the second portion, and a fourth portion extending from the third portion and having a constant width.
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公开(公告)号：US11550437B2
公开(公告)日：2023-01-10
申请号：US16551641
申请日：2019-08-26
Applicant: Samsung Display Co., Ltd.
Inventor： Hyunwoong Kim , Kwang-min Kim , Kiwook Kim , Yangwan Kim , Jisu Na
Abstract: A display device including a display panel and an input sensor disposed on the display panel and including signal line groups arranged in a wiring region, and first and second sensing electrodes disposed in a sensing region, each of the first and second sensing electrodes having one end electrically connected to a corresponding signal line, in which the second sensing electrodes have a greater length than the first sensing electrodes, the signal line groups include first and second signal line groups electrically connected to the first and second sensing electrodes, respectively, each of the first sensing electrodes includes first bridge patterns overlapping the second sensing electrodes and disposed on a different layer from the second sensing electrodes, and one of the first sensing electrodes or the second sensing electrodes are configured to receive a sinusoidal signal.
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公开(公告)号：US20210125553A1
公开(公告)日：2021-04-29
申请号：US17143935
申请日：2021-01-07
Applicant: Samsung Display Co., Ltd.
Inventor： Taehoon Kim , Jisu Na , Seungkyu Lee
IPC: G09G3/3225
Abstract: A display apparatus in which data signal distortion is reduced and thus is capable of accurately displaying an image includes a substrate including a display area that includes a first display area and a second display area, and a peripheral area surrounding the display area, first and second data lines respectively across the first and second display areas, main scan lines across the display area and disposed in parallel to the first and second data lines, sub scan lines across the display area and respectively connected to the main scan lines, the sub scan lines being disposed to cross the main scan lines, first data line pads connected to the first data lines, second data line pads connected to the second data lines, and scan line pads connected to the main scan lines, the first data line pads, the scan line pads, and the second data line pads being adjacent.
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公开(公告)号：US12050752B2
公开(公告)日：2024-07-30
申请号：US18077163
申请日：2022-12-07
Applicant: Samsung Display Co., Ltd.
Inventor： Hyunwoong Kim , Kwang-min Kim , Kiwook Kim , Yangwan Kim , Jisu Na
CPC classification number: G06F3/0446 , G06F3/0443 , H10K59/40 , G06F2203/04111
Abstract: A display device including a display panel and an input sensor including a sensing region and a wiring region, the input sensor including a first sensing electrode, a second sensing electrode, a first signal line electrically connected to a first end of the first sensing electrode, a second end thereof being electrically isolated, and second and third signal lines electrically connected to ends of the second sensing electrode, respectively, in which a total distance between the ends of the second sensing electrode is greater than that between the ends of the first sensing electrode, the second sensing electrode includes sensor parts formed from a same layer as the first sensing electrode and bridge patterns formed from a different layer from the sensor parts, and each of the first end and the second end of the second sensing electrode is configured to receive a sinusoidal signal.
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Patent Agency Ranking
公开(公告)号：US11690265B2
公开(公告)日：2023-06-27
申请号：US17134587
申请日：2020-12-28
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Kiwook Kim , Kwangmin Kim , Jisu Na , Minwoo Byun
IPC: H01L27/32 , H10K59/131 , H10K50/844 , H10K77/10 , H10K50/842
CPC classification number: H10K59/131 , H10K50/844 , H10K59/1315 , H10K77/10 , H10K50/8426
Abstract: A display device includes a substrate including a trench portion. The substrate includes a display area and a peripheral area adjacent to the display area. The display area includes a first display area and a second display area arranged with the trench portion therebetween to display an image. A thin-film transistor and a display element are each arranged in the display area. A built-in circuit portion is over the peripheral area and is adjacent to the trench portion. A first wiring is in the first display area and a second wiring is in the second display area. A connecting wiring connects the first wiring to the second wiring and overlaps the built-in circuit portion.
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公开(公告)号：US11556198B2
公开(公告)日：2023-01-17
申请号：US17532944
申请日：2021-11-22
Applicant: Samsung Display Co., Ltd.
Inventor： Jisu Na , Kwang-Min Kim , Kiwook Kim , Yangwan Kim
Abstract: An input sensing unit includes a plurality of first electrodes which are arranged in a first direction and each of which extends in a second direction crossing the first direction, a plurality of row electrode each of which includes a second electrode and a third electrode, a plurality of first sensing lines respectively connected to the first electrodes, a plurality of second sensing lines respectively connected to the second electrodes, and a third sensing line connected to each of the third electrodes. Each of the row electrodes includes one side and the other side, which are opposed to each other in the first direction, and the one side is connected to one of one second sensing line and one third sensing line of the second sensing lines, and the other side is connected to the other of the second sensing lien and the third sensing line.
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公开(公告)号：US11545532B2
公开(公告)日：2023-01-03
申请号：US16875364
申请日：2020-05-15
Applicant: Samsung Display Co., Ltd.
Inventor： Jisu Na , Youngjin Cho , Joong-Soo Moon
Abstract: A display device includes: in a display area, a first transistor including a first gate electrode; a second transistor electrically connected to the first transistor, including a second gate electrode; a light-emitting element; and in a peripheral area surrounding the display area, a power wiring including: first and second power wiring patterns spaced apart from each other; and a bridge pattern connecting the first and second power wiring patterns; a signal wiring; and an insulating layer covering the power wiring and the signal wiring, and a part of the insulating layer is removed to form an organic layer-removed area, the bridge pattern overlapping the organic layer-removed area, the power wiring and the signal wiring overlap each other in the organic layer-removed area, the signal wiring and the bridge pattern are disposed in a same layers as the first gate electrode and the second gate electrode, respectively.
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公开(公告)号：US11502157B2
公开(公告)日：2022-11-15
申请号：US17087480
申请日：2020-11-02
Applicant: Samsung Display Co., Ltd.
Inventor： Jisu Na , Yangwan Kim , Minwoo Byun
Abstract: A display panel includes: a substrate including: a first region; a second region; a non-display area surrounding the first region and the second region; and a display area surrounding the non-display area; a plurality of pixels in the display area; a plurality of wirings configured to supply signals to the plurality of pixels; a load matching area connected to first wirings of the wirings, the load matching area including load units in the non-display area; and a dummy area including a plurality of dummy units spaced apart from the load units in the non-display area, wherein each of the load units comprises a load semiconductor layer, a first load conductive layer, and a second load conductive layer which at least partially overlap each other with an insulating layer therebetween, and the load semiconductor layer is connected to the second load conductive layer via a first contact hole.
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公开(公告)号：US20200081580A1
公开(公告)日：2020-03-12
申请号：US16504341
申请日：2019-07-08
Applicant: Samsung Display Co., Ltd.
Inventor： Kiwook KIM , Kwangmin Kim , Yangwan Kim , Jisu Na
Abstract: A display device including an input sensor divided into a plurality of first sensing areas and a plurality of second sensing areas, which are alternately disposed, and the plurality of first sensing areas and the plurality of second sensing areas have the same area. Each of the plurality of first sensing areas and the plurality of second sensing areas includes a corresponding crossing area of crossing areas between a plurality of first sensing electrodes and a plurality of second sensing electrodes. Openings of the sensing electrodes disposed on each of the plurality of first sensing areas have a first arrangement, and openings of the sensing electrodes disposed on each of the plurality of second sensing areas have a second arrangement different from the first arrangement.
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