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公开(公告)号：US20230050455A1
公开(公告)日：2023-02-16
申请号：US17682561
申请日：2022-02-28
Applicant: Samsung Display Co., Ltd.
Inventor： Chang Woo SHIM , Ju Yeon KIM , Won Sang PARK , Gi Na YOO , Seong Jun LEE
Abstract: Provided is a display device comprising a first substrate, a thin film transistor layer disposed on the first substrate and including a plurality of thin film transistors, a pixel defining layer disposed on the thin film transistor layer and defining a plurality of emission areas, a pixel electrode disposed in each of the emission areas on the thin film transistor layer, a plurality of spacers disposed on the pixel defining layer and distinguished from the pixel defining layer and the pixel electrode with respect to light of a specific wavelength, a touch electrode disposed on the plurality of spacers and configured to receive an input from an outside, and a code pattern having position information determined by a planar shape of each of the plurality of spacers.
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公开(公告)号：US20230288997A1
公开(公告)日：2023-09-14
申请号：US18091534
申请日：2022-12-30
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Gi Na YOO , Ju Yeon KIM
IPC: G06F3/0354 , G06F3/042
CPC classification number: G06F3/03545 , G06F3/042
Abstract: A position input device includes: a communication circuit receiving slope angle information of a display panel; a code detector detecting a pattern shape image of position code patterns of the display panel by emitting infrared light to the display panel and receiving infrared light reflected from the display panel; a light emitting driver controlling an infrared light emitting operation of the code detector; a slope detector detecting slope angle information of the position input device; and a code processor modulating infrared light emitting characteristics of the code detector or modulating pattern shape image data in response to an arrangement angle information between the display panel and the position input device.
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公开(公告)号：US20230266854A1
公开(公告)日：2023-08-24
申请号：US17935338
申请日：2022-09-26
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Gi Na YOO , Ju Yeon KIM , Won Sang PARK , Chang Woo SHIM , Seong Jun LEE , Dong Hee CHOI
CPC classification number: G06F3/0448 , H01L27/323 , H01L27/3246 , G06F3/0412 , G06F2203/04112
Abstract: A display device includes subpixels on a substrate, position code patterns having a predetermined position code shape, when viewed in a plan view, each position code pattern being disposed at a region between at least two adjacent subpixels, and a pixel-defining layer defining a region where each subpixel is disposed and covering the position code patterns. The plurality of position code patterns are formed in a planar code shape and are configured to reflect light incident through the pixel-defining layer.
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公开(公告)号：US20230280871A1
公开(公告)日：2023-09-07
申请号：US18056370
申请日：2022-11-17
Applicant: Samsung Display Co., Ltd.
Inventor： Gi Na YOO , Ju Yeon KIM , Won Sang Park , Chang Woo Shim , Seong Jun LEE
CPC classification number: G06F3/0446 , G06F3/0412 , G06F3/0448 , G06F2203/04112 , H01L27/3244
Abstract: A display device includes a pixel having a plurality of emission areas, a plurality of touch electrodes disposed between the plurality of emission areas to sense a touch, a plurality of position code patterns covering a partial front surface of at least one of the plurality of touch electrodes in a preset code shape, and a light blocking pattern disposed on front surfaces of the plurality of touch electrodes on which the plurality of position code patterns are not formed. A width or size of the plurality of position code patterns is greater than a width or size of the light blocking pattern.
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公开(公告)号：US20230229269A1
公开(公告)日：2023-07-20
申请号：US17821202
申请日：2022-08-22
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Gi Na YOO , Ju Yeon KIM , Won Sang PARK , Chang Woo SHIM , Seong Jun LEE
CPC classification number: G06F3/0441 , H01L27/323 , H01L27/322 , H01L51/5284 , G06F3/0446 , G06F2203/04112
Abstract: A display device and a touch input system are provided, the display device comprising a display unit including a plurality of light emission areas; a plurality of touch electrodes disposed between the plurality of light emission areas to sense a touch input; at least one light shielding pattern formed by covering at least a portion of a front surface of at least one of the plurality of touch electrodes; and one of a first set of color filters comprising first to third colors or a second set of color filters comprising first to fourth colors, which are alternately disposed in the plurality of light emission areas, wherein the color filters of one of the first or second set of color filters are used as code patterns by including an infrared absorbing pigment.
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Patent Agency Ranking
公开(公告)号：US20240237460A1
公开(公告)日：2024-07-11
申请号：US18501889
申请日：2023-11-03
Applicant: Samsung Display Co., Ltd.
Inventor： Yong Hwan PARK , Ju Yeon KIM , Sung Kyun PARK , Seung Chan LEE , Sae Young HONG
IPC: H10K59/35 , H10K59/131 , H10K59/40 , H10K59/88 , H10K71/00
CPC classification number: H10K59/353 , H10K59/131 , H10K59/40 , H10K59/88 , H10K71/621
Abstract: A display device includes: a display component comprising first and second pixels; and a sensor component comprising conductive patterns. Each pixel may include first, second and third sub-pixels. The first and second pixels may be adjacent to each other. The third sub-pixel of the first pixel may be adjacent to the third sub-pixel of the second pixel. The first and second sub-pixels of the first pixel may be adjacent to the first and second sub-pixels of the second pixel. Each conductive pattern may comprise first and second sensing electrodes. The first sensing electrode may comprise first cells and a first bridge. The second sensing electrode may comprise second cells and a second bridge. The second bridge may be between the third sub-pixels of the first and second pixels, and between the second sub-pixel of the first pixel and the first sub-pixel of the second pixel.
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公开(公告)号：US20230354681A1
公开(公告)日：2023-11-02
申请号：US18091447
申请日：2022-12-30
Applicant: Samsung Display Co., LTD.
Inventor： Gi Na YOO , Ju Yeon KIM , Won Sang PARK , Chang Woo SHIM , Seong Jun LEE , Dong Hee CHOI
CPC classification number: H10K59/8792 , H10K59/38 , H05K5/0217 , H10K59/12
Abstract: A display device comprises a first display area, a second display area adjacent to a side of the first display area, a third display area adjacent to a side of the second display area, a plurality of emission areas disposed in the first, second, and third display areas to emit light, and a light blocking layer surrounding the plurality of emission areas. A width of the light blocking layer between adjacent emission areas in a first direction in each of the first and third display areas is greater than a width of the light blocking layer between adjacent emission areas in the first direction in the second display area.
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公开(公告)号：US20230229270A1
公开(公告)日：2023-07-20
申请号：US17823114
申请日：2022-08-30
Applicant: SAMSUNG DISPLAY CO., LTD
Inventor： Gi Na YOO , Ju Yeon KIM , Won Sang PARK , Chang Woo SHIM , Seong Jun LEE
CPC classification number: G06F3/0441 , G06F3/0446 , H01L27/322 , H01L27/323 , H01L51/5284 , G06F2203/04112
Abstract: A display device includes a display unit including a plurality of emission areas, a plurality of touch electrodes that sense a touch, a plurality of code patterns that cover a part of a front surface of at least one of the plurality of touch electrodes, and a plurality of light-blocking dummy patterns formed on some of the plurality of touch electrodes on which the plurality of code patterns is not formed. Each of the touch electrodes includes at least one portion disposed between adjacent emission areas among the plurality of emission areas. A thickness of the plurality of code patterns is different from a thickness of the light-blocking dummy patterns, and a light-blocking rate of the plurality of code patterns is different from a light-blocking rate of the light-blocking dummy patterns.
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公开(公告)号：US20230214072A1
公开(公告)日：2023-07-06
申请号：US17884877
申请日：2022-08-10
Applicant: Samsung Display Co., Ltd.
Inventor： Gi Na YOO , Ju Yeon KIM , Won Sang PARK , Chang Woo SHIM , Seong Jun LEE
CPC classification number: G06F3/0446 , G06F3/0412 , G06F3/0441 , G06F3/0442 , H01L27/323 , H01L51/5284 , H01L27/3223 , G06F2203/04112
Abstract: The present disclosure relates to a display device capable of performing a touch input by a touch input device, and a touch input system including the same. According to an embodiment of the disclosure, a display device comprising a display unit comprising a plurality of emission areas, a plurality of touch electrodes disposed between the plurality of emission areas to sense a touch, a plurality of code patterns formed by covering a part of a front surface of at least one of the plurality of touch electrodes with a predetermined code shape, and a plurality of light-blocking patterns formed on at least one of the plurality of touch electrodes on which the plurality of code patterns is not formed, to block light, wherein the plurality of light-blocking patterns is formed by covering at least one of a front surface and side surfaces of the at least one touch electrode with a predetermined pattern shape.
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公开(公告)号：US20230051888A1
公开(公告)日：2023-02-16
申请号：US17687955
申请日：2022-03-07
Applicant: Samsung Display Co., Ltd.
Inventor： Gi Na YOO , Ju Yeon KIM , Won Sang PARK , Chang Woo SHIM , Seong Jun LEE
IPC: G06K19/06 , H01L27/32 , G09G3/3291 , G06K19/077
Abstract: A display device is disclosed that includes a plurality of pixels and a plurality of code pixels. The pixels include light-emitting elements, which display an image. The code pixels are disposed in the same layer as the pixels and are adjacent to a reference point disposed between the pixels. The code pixels include infrared light-emitting elements, which emit infrared light. At least one of the code pixels, disposed in a particular direction from the reference point, emit the infrared light to provide a code pattern having position information.
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