Patents Examined by Deeprose Subedi
  • Patent number: 11579720
    Abstract: A touch panel is configured to be disposed on a display panel. The touch panel includes a substrate layer, a first metal layer, an insulating layer covering the first metal layer, a second metal layer, and a protection layer disposed on the second metal layer. The first metal layer includes a plurality of pressure sensors and metal bridges. Each of the pressure sensors includes a pressure sensing electrode. The second metal layer is disposed on the insulating layer and includes a plurality of touch sensors. Each of the touch sensors includes a plurality of first electrodes and second electrodes spaced apart and electrically connected to each other through the metal bridges. The pressure sensing electrode is disposed below the first electrodes and the second electrodes and is electrically connected to a processing chip.
    Type: Grant
    Filed: September 3, 2019
    Date of Patent: February 14, 2023
    Assignee: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Bo Li, Wenqi Li, Weiguo You, Wenxu Xianyu
  • Patent number: 11579735
    Abstract: The invention provides a touch electrode layer and a touch display device, including a first electrode and a second electrode. The first electrode has a first electrode stem and a plurality of first electrode branches arranged obliquely along the first electrode stem. The second electrode has a second electrode stem and a plurality of second electrode branches arranged obliquely along the second electrode stem. The first electrode and the second electrode are arranged in a symmetrical structure, and inclination angles of the first electrode branches and the second electrode branches are same. In a touch electrode unit, shape and size of the first electrode and the second electrode are almost same, and shape and size of the first electrode branches and the second electrode branches that are staggered are also almost the same.
    Type: Grant
    Filed: December 23, 2019
    Date of Patent: February 14, 2023
    Assignee: Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventor: Jian Ye
  • Patent number: 11561662
    Abstract: An input-sensing unit includes first sensing electrodes, second sensing electrodes, first sensing lines, second sensing lines, third sensing lines, and bridge patterns. The second sensing electrodes are electrically insulated from the first sensing electrodes. The first sensing lines are respectively connected to the first sensing electrodes. The second sensing lines are respectively connected to first ends of the second sensing electrodes. The third sensing lines are respectively connected to second ends of the second sensing electrodes. The second ends oppose the first ends. The bridge patterns are respectively connected to the third sensing lines. The bridge patterns are closer to the first ends than to the second ends. The bridge patterns extend in a direction parallel to the third sensing lines.
    Type: Grant
    Filed: April 14, 2022
    Date of Patent: January 24, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sung-Jin Yang, Kicheol Kim, Hyunsik Park, Chungi You
  • Patent number: 11527739
    Abstract: A display substrate, a method for forming a display substrate, and a display device are provided.
    Type: Grant
    Filed: January 12, 2021
    Date of Patent: December 13, 2022
    Assignees: Chengdu BOE Optoelectronics Technology Co., LTD., BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD.
    Inventors: Yangsheng Liu, Xuwu Hu, Wei Lin, Hwang Kim
  • Patent number: 11520422
    Abstract: A touch display device is provided by the present application, including a display module and a touch module stacked, the touch module includes a first touch electrode layer, a second touch electrode layer, and an insulating layer; and each of first leads of the first touch electrode layer extends from one of first touch electrodes to a bonding area and extends to the second touch electrode layer through a via provided in the insulating layer to electrically connect one of pads, and each of second leads of the second touch electrode layer extends from one of second touch electrodes to the bonding area to electrically connect one of the pads.
    Type: Grant
    Filed: June 18, 2020
    Date of Patent: December 6, 2022
    Assignee: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventor: Yuanhang Li
  • Patent number: 11520451
    Abstract: An object of the present invention is to provide a conductive film further improved in at least any of mechanical characteristics, electrical characteristics, and optical characteristics while enjoying improvement in transparency by the thinning of a fine metal wire, and a conductive film roll, an electronic paper, a touch panel, and a flat-panel display comprising the same.
    Type: Grant
    Filed: July 30, 2019
    Date of Patent: December 6, 2022
    Assignee: ASAHI KASEI KABUSHIKI KAISHA
    Inventors: Takeshi Kamijo, Kazuma Komatsu, Akira Ikeda, Sora Hida, Tetsuro Sugimoto
  • Patent number: 11520435
    Abstract: A touch structure includes first touch units and second touch units located in a touch area, first conductive lines and at least one second conductive line. Each first conductive line is connected to one first touch unit and led out from a third peripheral sub-area. Each second conductive line is connected to one second touch unit, led out from a first peripheral sub-area and passes through the third peripheral sub-area. Part of the second conductive line located in the third peripheral sub-area is further away from the touch area than part of the first conductive lines located in the third peripheral sub-area. At least one first conductive line is further away from the touch area in a first direction than another first conductive line, and lead-out position of the at least one first conductive line is closer to a second peripheral sub-area than that of the another first conductive line.
    Type: Grant
    Filed: August 31, 2021
    Date of Patent: December 6, 2022
    Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., Beijing BOE Technology Development Co., Ltd.
    Inventors: Gukhwan Song, Youngyik Ko, Ping Wen, Yi Zhang, Tingliang Liu, Chang Luo, Shun Zhang, Yuanqi Zhang
  • Patent number: 11513645
    Abstract: A display device includes a display module that is foldable about first and second folding axes that are spaced apart from each other along a first direction and are extended in a second direction crossing the first direction, and a digitizer module below the display module. The digitizer module includes a plurality of first electrodes that are extended in the first direction and are arranged along the second direction, and a plurality of second electrodes that are extended in the second direction, are arranged along the first direction, and are electrically disconnected from the first electrodes. The plurality of first electrodes include a plurality of first sub-electrodes overlapped with the first folding axis and a plurality of second sub-electrodes overlapped with the second folding axis and located at a different layer from the first sub-electrodes.
    Type: Grant
    Filed: June 3, 2020
    Date of Patent: November 29, 2022
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jaiku Shin, Dongjin Park, Dongwoo Seo, Sung Chul Choi
  • Patent number: 11515369
    Abstract: A display device includes a substrate having an active area, a visible region located on the active area, and a non-visible region farther from the active area in a first direction than the visible region is; a first conductive layer disposed on the substrate; a first insulating layer disposed on the first conductive layer; a second conductive layer disposed on the first insulating layer; a first via layer disposed on the second conductive layer; a second insulating layer disposed on the first via layer; and a third conductive layer disposed on the second insulating layer and including touch signal lines. The visible region includes a line area where the second conductive layer is disposed, and a line-free area where the second conductive layer is not disposed. The third conductive layer includes a dummy pattern disposed in the line-free area and has a width greater than the touch signal lines.
    Type: Grant
    Filed: June 14, 2021
    Date of Patent: November 29, 2022
    Assignee: Samsung Display Co., LTD.
    Inventors: Young Woo Park, Tae Hyun Kim, Jong Hyun Choi, Hoon Gi Lee
  • Patent number: 11513646
    Abstract: An electronic device includes a flexible substrate and a plurality of metal wires. The flexible substrate includes a touch area and a peripheral area. The touch area includes a plurality of first electrodes, a plurality of insulating layers, and a plurality of second silver electrodes. The plurality of first electrodes include a first silver nanowires (SNW) conductive layer and a first conductive thin layer. The first conductive thin layer is located on the first silver nanowires (SNW) conductive layer. The insulating layers are located on the first electrodes. The plurality of second electrodes are located on the insulating layers and include a second silver nanowires (SNW) conductive layer and a second conductive thin layer. The insulating layers are configured to isolate the first electrodes from the second electrodes. The first electrodes, the second electrodes, or a combination thereof are coupled to the metal wires in the peripheral area.
    Type: Grant
    Filed: March 2, 2021
    Date of Patent: November 29, 2022
    Assignee: TPK Advanced Solutions Inc.
    Inventors: Liang-Zhen Xu, Yu Zhang, Fei-Zhen Wu, Yi-Zhong Lin
  • Patent number: 11513625
    Abstract: A transparent touch display device is provided. The transparent touch display device includes a display unit and a touch electrode. The display unit includes a circuit area and a transparent area. The circuit area includes a plurality of signal lines, a plurality of pixel circuits and a plurality of light-emitting elements. The pixel circuits are electrically connected to the signal lines. The light-emitting elements are driven by the pixel circuits. The touch electrode overlaps the circuit area.
    Type: Grant
    Filed: September 7, 2021
    Date of Patent: November 29, 2022
    Assignee: INNOLUX CORPORATION
    Inventors: Yu-Chia Huang, Tsung-Han Tsai, Kuan-Feng Lee
  • Patent number: 11513650
    Abstract: Embodiments of the present disclosure relate to a transparent touch display device, and more particularly, to a transparent display device including a touch electrode having a low reflection structure. The touch electrode having the low reflection structure may include a mesh type sensor metal formed a plurality of openings, a sensor transmission layer on the sensor metal, and a sensor auxiliary metal on the sensor transmission layer. Part of the incident light incident on the upper surface of the sensor auxiliary metal is reflected from the upper surface of the sensor auxiliary metal, and another part of the incident light incident on the upper surface of the sensor auxiliary metal is reflected from the upper surface of the sensor metal after passing through the sensor auxiliary metal and the sensor transmission layer.
    Type: Grant
    Filed: May 13, 2021
    Date of Patent: November 29, 2022
    Assignee: LG Display Co., Ltd.
    Inventors: Namwook Cho, EuiTae Kim, KiSeob Shin, Dongho Choi
  • Patent number: 11507236
    Abstract: A sensor pattern for capacitive sensing includes a first electrode and a multitude of second electrodes capacitively coupled to the first electrode. The first electrode includes a strip extending in a vertical direction across the sensor pattern. The multitude of second electrodes include a first subset and a second subset. The first subset of the multitude of second electrodes is arranged in a first column, the first column extending in a vertical direction. The second subset of the multitude of second electrodes is arranged in a second column, the second column extending in the vertical direction. The first subset and the second subset of the multitude of electrodes are disposed adjacent to the first electrode on opposing sides of the first electrode.
    Type: Grant
    Filed: January 26, 2021
    Date of Patent: November 22, 2022
    Assignee: Synaptics Incorporated
    Inventors: Tracy Scott Dattalo, David Hoch
  • Patent number: 11508788
    Abstract: A display device including a display panel including a light emitting element configured to generate light, and an input detection layer disposed on the display panel and including a plurality of sensing electrodes disposed on the display panel and arranged in one direction, and a plurality of trace lines electrically connected to the plurality of sensing electrodes, respectively, in which at least one of the trace lines includes a single layer part including one conductive layer, and a multilayer part including at least two conductive layers disposed on different layers.
    Type: Grant
    Filed: December 29, 2020
    Date of Patent: November 22, 2022
    Assignee: Samsung Display Co., Ltd.
    Inventors: Kwanghyeok Kim, Miyoung Kim, Soyeon Park, Yong-Hwan Park
  • Patent number: 11507234
    Abstract: A touch substrate, a manufacturing method thereof, and a display device. The touch substrate includes: a basal substrate; a first touch electrode, a black matrix, and a second touch electrode located on a first surface of the basal substrate; an orthographic projection of the first touch electrode on the basal substrate and an orthographic projection of the second touch electrode on the basal substrate at least partially overlap with each other; the first touch electrode and the second touch electrode are insulated from each other; in an overlapping area of the first touch electrode and the second touch electrode, the black matrix is located between the first touch electrode and the second touch electrode.
    Type: Grant
    Filed: July 26, 2018
    Date of Patent: November 22, 2022
    Assignees: HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD., BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD.
    Inventors: Fuwei Zou, Ming Zhang, Zhanqi Xu, Ting Zeng, Tsungchieh Kuo
  • Patent number: 11500501
    Abstract: Embodiments of the present disclosure are related to a touch display device, as a portion of a touch routing line is disposed on an area surrounded by a touch electrode line on an active area and is electrically connected to the touch electrode line, the touch routing line can be disposed on the active area while reducing an influence of a noise. Thus, as an additional arrangement of the touch routing line and a free adjustment of a connecting point of the touch routing line become possible without an increase of an area for arranging the touch routing line, a load by the touch routing line and a difference of a sensitivity according to positions of the touch electrode line are reduced and a performance of a touch sensing can be improved.
    Type: Grant
    Filed: May 3, 2021
    Date of Patent: November 15, 2022
    Assignee: LG Display Co., Ltd.
    Inventors: Yangsik Lee, HwiDeuk Lee, Sungsu Han
  • Patent number: 11500500
    Abstract: A touch component and a touch display device are provided. At least one of a first electrode or a second electrode is provided with a hollow portion, thereby reducing a parasitic capacitance formed between at least one of the first electrode or the second electrode and a cathode of an organic light emitting diode array layer.
    Type: Grant
    Filed: July 29, 2020
    Date of Patent: November 15, 2022
    Assignee: Wuhan China Star Optoelectronics Semiconductor Display Technology Co., LTD.
    Inventor: Jian Ye
  • Patent number: 11502159
    Abstract: Provided are a touch display panel and a display device. The touch display panel includes a first substrate and a second substrate disposed opposite to the first substrate. In a non-display area, multiple first conductive structures and multiple metal wires are configured on one side of the first substrate facing to the second substrate, and multiple second conductive structures are configured on one side of the second substrate facing to the first substrate. Each first conductive structure is electrically connected to a respective second conductive structure. Each first conductive structure includes a first transmit electrode and a first gasket structure that is disposed between the first transmit electrode and the first substrate. The first transmit electrode is electrically connected to a metal wire and the respective one second conductive structure. The first gasket structure includes multiple first recessed portions.
    Type: Grant
    Filed: September 17, 2021
    Date of Patent: November 15, 2022
    Assignee: XIAMEN TIANMA MICRO-ELECTRONICS CO., LTD.
    Inventors: Zhuan Gao, Xinzhao Liu
  • Patent number: 11494009
    Abstract: Disclosed are a touch screen sensor and a touch screen panel having the same, wherein an antenna electrode is formed in a dummy region between touch sensing electrodes, thereby preventing visibility degradation of the touch screen panel and performing touch sensing and an antenna function. The touch screen sensor includes: a base member made of a transparent material; an upper circuit pattern composed of multiple first sensing electrodes spaced apart from each other and formed on a first surface of the base member; a lower circuit pattern composed of multiple second sensing electrodes spaced apart from each other and formed on a second surface of the base member; and an antenna electrode formed on the first surface of the base member and formed in a dummy space defined between the multiple first sensing electrodes.
    Type: Grant
    Filed: April 3, 2018
    Date of Patent: November 8, 2022
    Assignee: AMOSENSE CO., LTD.
    Inventors: Sung-Baek Dan, Byoung-Su Jin
  • Patent number: 11494040
    Abstract: A stacking structure includes a substrate, a silver nanowire layer provided on a top of the substrate, and a metal layer provided on a top of the silver nanowire layer. The silver nanowire layer includes a plurality of silver nanowires and an indium tin oxide (ITO) covered on the plurality of silver nanowires. The silver nanowire layer has an overall thickness that is 2.35 to 24 times as thick as a thickness of the ITO. A touch sensor including the above described stacking structure is also disclosed.
    Type: Grant
    Filed: April 8, 2021
    Date of Patent: November 8, 2022
    Assignee: Cambrios Film Solutions Corporation
    Inventors: Chung-Chin Hsiao, Siou-Cheng Lien, Yi-Wen Chiu, Chi-Fan Hsiao