With Antistatic Elements Patents (Class 349/40)
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Patent number: 12158681Abstract: The embodiment of the application provides a display module and a display device. The display module includes a metal back frame and a display panel. The display panel includes a first substrate disposed on the metal back frame and disposed opposite to the first substrate and between the first substrate and the metal back frame. The first substrate includes a substrate and a thin film transistor layer disposed on one side of the substrate close to the second substrate.Type: GrantFiled: December 24, 2021Date of Patent: December 3, 2024Assignee: Wuhan China Star Optoelectronics Technology Co., Ltd.Inventors: Shiyuan Xiao, Suimang Song
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Patent number: 12154469Abstract: An inspection circuit is properly protected in a display device, in which the driver IC is not on the terminal area. A liquid crystal display device includes a TFT substrate including a display area, a terminal area, and a counter substrate overlapping with the display area of the TFT substrate. The display area includes video signal lines. The seal material adheres the counter substrate and the TFT substrate. The display area is formed in an area surrounded by the seal material. The flexible wiring circuit substrate connects to the terminal area. The driver IC supplies video signals to the video signal line. The driver IC is not installed in the terminal area. The inspection circuit is formed between the display area and the terminal area. The inspection circuit overlaps with the counter substrate in a plan view.Type: GrantFiled: April 27, 2023Date of Patent: November 26, 2024Assignee: Japan Display Inc.Inventors: Hiroyuki Abe, Kentaro Agata
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Patent number: 12147104Abstract: A display device includes a driver circuit on a display panel, a conductive frame that is disposed behind the display panel and supplies a frame ground, a control printed board disposed behind the conductive frame, and a conductive shield cover covering at least a part of the back face of the control printed board. The control printed board includes a front ground pad and a backside ground pad. The front ground pad is electrically connected to the back face of the conductive frame. The backside ground pad is electrically connected to the conductive shield cover. A part of an end of the conductive shield cover is electrically connected to the partial region.Type: GrantFiled: April 17, 2024Date of Patent: November 19, 2024Assignee: SHANGHAI TIANMA MICRO-ELECTRONICS CO., LTD.Inventors: Noboru Okuzono, Hitoshi Hiratsuka, Katsuhiro Ito
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Patent number: 12094886Abstract: A display panel comprises: a plurality of pixels formed on a surface of a substrate; one or more drive circuits formed on the surface to supply signals to the pixels lining up; and a plurality of conductor patterns formed on the surface, electrically separated from each other, and each partially configuring the drive circuit. The conductor patterns comprise: a first conductor pattern having a first element forming portion configuring a part of a first circuit element of the drive circuit; and a second conductor pattern having a second element forming portion configuring a part of a second circuit element of the drive circuit. A discharge portion to narrow an interval between the first and second conductor patterns so as to be partially narrower than an interval between the first and second element forming portions is provided to the first conductor pattern and/or the second conductor pattern.Type: GrantFiled: June 20, 2018Date of Patent: September 17, 2024Assignee: SAKAI DISPLAY PRODUCTS CORPORATIONInventor: Hidetoshi Nakagawa
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Patent number: 12080219Abstract: The present invention provides a display panel and a display device including the same. In the display panel, panel defects caused by static electricity induced due to an MPS line remaining on the panel after a cutting process in a cell array process of a display device is removed, the remaining MPS line is electrically connected to an ESD circuit through a discharge line, thus the static electricity induced by the MPS line remaining in the panel flows to the ESD circuit through the discharge line, thereby suppressing the panel defects caused by the MPS line.Type: GrantFiled: September 9, 2022Date of Patent: September 3, 2024Assignee: LG DISPLAY CO., LTD.Inventors: Yangsu Park, Chanyong Jung, Taewook Kwon
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Patent number: 12052488Abstract: A camera decoration cover includes a decoration cover plate stacked with a light-transmitting cover plate. A region covered by the light-transmitting cover plate on the decoration cover plate is a coverage region, at least one camera hole is provided in the coverage region, the coverage region includes at least one first region, and the first region is provided with at least one first electrostatic discharge hole corresponding to the camera hole. A center of the coverage region is a first center, and a center of the camera hole is a second center. The first region is a region located on one side of the second center far away from the first center, and the first region is formed by respectively rotating a straight line where the first center and the second center lie around the first center toward two sides of the straight line by a first preset angle.Type: GrantFiled: April 27, 2022Date of Patent: July 30, 2024Assignee: HONOR DEVICE CO., LTD.Inventor: Xiaoyong Dong
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Patent number: 12039936Abstract: A display panel includes: a substrate including a display area and a peripheral area; a plurality of pixels arranged in the display area; a pad portion arranged in the peripheral area and including a first clock pad, a plurality of first scan pads, and a plurality of data pads; a first scan driving circuit including a plurality of first stages; a plurality of scan lines including a plurality of first scan lines respectively connected to the plurality of first scan pads, and a plurality of second scan lines respectively connected to the plurality of first stages; and a plurality of data lines respectively extending in a second direction and connected to corresponding data pads among the plurality of data pads and pixels.Type: GrantFiled: February 24, 2021Date of Patent: July 16, 2024Assignee: SAMSUNG DISPLAY CO., LTD.Inventor: Dohyun Kang
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Patent number: 12040334Abstract: The present disclosure relates to a source-drain electrode and a method for manufacturing the same, an array substrate and a method for manufacturing the same, and a display mechanism. A method for manufacturing a source-drain electrode includes steps of: disposing a conductive layer on an underlay; forming a photoresist layer on a side of the conductive layer away from the underlay; exposing and then developing the photoresist layer to form grooves passing through the photoresist layer on the photoresist layer, so as to form a patterned photoresist layer; and electrochemically depositing a functional material on the patterned photoresist layer and then removing the photoresist layer to obtain the conductive layer on which a patterned layer is formed, so as to obtain the source-drain electrode. The source-drain electrode manufactured by the above method has a higher conductivity.Type: GrantFiled: July 8, 2021Date of Patent: July 16, 2024Assignees: BEIHAI HKC OPTOELECTRONICS TECHNOLOGY CO., LTD., HKC CORPORATION LIMITEDInventors: Yuming Xia, En-Tsung Cho, Haijiang Yuan
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Patent number: 12035593Abstract: A display substrate and a manufacturing method therefor, and a display device. The display substrate includes a display region and a non-display region surrounding the display region, the non-display region includes a wire having a corner; and the display substrate further includes at least one electrostatic protection circuit, the electrostatic protection circuit is electrically connected with the wire at the corner, and the electrostatic protection circuit is configured to eliminate static electricity generated at the corner.Type: GrantFiled: May 21, 2021Date of Patent: July 9, 2024Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Hongjun Zhou, Wen Tan
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Patent number: 12034011Abstract: An array substrate, a manufacturing method thereof, and a display device are provided. The array substrate includes a display area and a non-display area in which a peripheral circuit is provided. The peripheral circuit includes a test area, a bonding area, and a cutting area. The test area is provided with a test signal line for providing a test signal. The bonding area is adjacent to the display area, and the bonding area and the test area are electrically connected through signal leads. The cutting area is disposed between the test area and the bonding area. After a cutting process is completed in the cutting area, a cutting opening is formed on each signal lead. A position of the cutting opening of at least one signal lead is different from positions of the cutting openings of other signal leads in height along an extending direction of the signal leads.Type: GrantFiled: September 21, 2023Date of Patent: July 9, 2024Assignees: CHUZHOU HKC OPTOELECTRONICS TECHNOLOGY CO., LTD, HKC CORPORATION LIMITEDInventors: Shishuai Huang, Wei Li
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Patent number: 12027084Abstract: The present application provides a display panel including a first conductive layer, a second conductive layer, and a third conductive layer. The present application reduces an overlap area between test signal lines and data lines to further reduce a capacitance therebetween to prevent an issue of color mixture of a screen image during a lighting test.Type: GrantFiled: July 9, 2021Date of Patent: July 2, 2024Assignee: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.Inventors: Xiaoming Chen, Peng Wan
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Patent number: 11982807Abstract: An apparatus for generating pictures for a head-up display includes: a printed circuit board (PCB) including a plurality of light sources; a liquid crystal display (LCD) disposed in front of the plurality of light sources and forming display images based on light emitted from the plurality of light sources; a funnel reflector including an internal optical surface including a double funnel structure and disposed between the PCB and the LCD to guide the light to the LCD; a housing including a space for accommodating the funnel reflector and including, on an upper surface thereof, an LCD seat for accommodating the LCD and a diffuser seat formed at the same angle as the LCD seat; and a diffuser accommodated in the diffuser seat, wherein the funnel reflector includes a tapered top surface and the top surface is formed at an angle corresponding to an angle of the diffuser seat to maintain a uniform distance from the diffuser.Type: GrantFiled: February 28, 2023Date of Patent: May 14, 2024Assignee: HYUNDAI MOBIS CO., LTD.Inventor: Min Ho Shin
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Patent number: 11967363Abstract: A display controller includes a first chip and a second chip. The first chip is configured to control a display device. The second chip is externally coupled to the first chip, and configured to be a random access memory and. The first chip is further configured to provide a first supply power to the second chip and to access the second chip during the controlling of the display device.Type: GrantFiled: September 28, 2021Date of Patent: April 23, 2024Assignee: AP MEMORY TECHNOLOGY CORPORATIONInventors: Wenliang Chen, Girish Nanjappa, Lin Ma, Hung-Piao Ma, Keng Lone Wong, Chun Yi Lin
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Patent number: 11955491Abstract: An array substrate and a manufacturing method thereof, a motherboard and a display device are disclosed. The array substrate has a display region and a non-display region, and includes a base substrate, and a plurality of signal lines and at least one transfer electrode that are on the base substrate. The plurality of signal lines extend from the display region to the non-display region along a first direction, at least one of the plurality of signal lines includes a first trace in the display region and a second trace in the non-display region, the second trace includes at least two sub-traces disconnected from each other, a sub-trace, close to the display region, of the at least two sub-traces of the second trace is directly connected with the first trace, and every two adjacent sub-traces of the second trace are electrically connected with each other.Type: GrantFiled: September 29, 2019Date of Patent: April 9, 2024Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Yingmeng Miao, Yinshu Zhang, Zhihua Sun
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Patent number: 11957015Abstract: A lead wiring line is provided in a frame region to extend therein while intersecting with a frame-shaped dam wall, is formed of a same material and in a same layer as each of a plurality of display wiring lines in which a first metal layer, a second metal layer, and a third metal layer are layered in sequence, is electrically connected to the plurality of display wiring lines on a display region side, and is electrically connected to a terminal on a terminal portion side. The third metal layer is provided to cover a side surface of the first metal layer, and a side surface and an upper face of the second metal layer.Type: GrantFiled: September 25, 2018Date of Patent: April 9, 2024Assignee: SHARP KABUSHIKI KAISHAInventors: Tohru Okabe, Takeshi Yaneda
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Patent number: 11957013Abstract: A display panel includes: a silicon-based substrate, a driving layer, a first electrode layer, an organic light emitting layer, a second electrode layer and a plurality of pads. The display signal access pad is configured to access the display signal during a display phase, the test signal access pad at least includes a first group of test phase access pads, and the first group of test phase access pads includes a first pad and a second pad, the first pad is electrically connected with the electrode ring, and the second pad is electrically connected with the silicon-based substrate.Type: GrantFiled: March 27, 2020Date of Patent: April 9, 2024Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Zhijian Zhu, Pengcheng Lu, Yu Ao, Yunlong Li, Yuanlan Tian
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Patent number: 11916084Abstract: A transparent display panel with driving electrode regions, circuit wiring regions, and optically transparent regions is provided. The driving electrode regions are arranged into an array in a first direction and a second direction. An average light transmittance of the circuit wiring regions is less than ten percent, and an average light transmittance of the optically transparent regions is greater than that of the driving electrode regions and the circuit wiring regions. The first direction intersects the second direction. The circuit wiring regions connect the driving electrode regions at intervals, such that each optically transparent region spans among part of the driving electrode regions. The transparent display panel includes first signal lines and second signal lines extending along the circuit wiring regions, and each circuit wiring region is provided with at least one of the first signal lines and at least one of the second signal lines.Type: GrantFiled: August 24, 2022Date of Patent: February 27, 2024Assignee: AUO CorporationInventors: Chun-Yu Lin, Kun-Cheng Tien, Jia-Long Wu, Ming-Lung Chen, Shu-Hao Huang
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Patent number: 11917876Abstract: Disclosed is a display substrate, including: a base including a display region and a peripheral region; sub-pixels in the display region; data lines in at least the display region and extending in a first direction and electrically connected to the sub-pixels; gate lines in at least the display region and extending in a second direction intersecting with the first direction, and electrically connected to the sub-pixels; pads in the peripheral region; data leads in the peripheral region and electrically connected to the data lines and the pads; a gate driver circuit in the peripheral region and electrically connected to the gate lines; gate drive lines in the peripheral region and electrically connected to the gate driver circuit; gate leads in the peripheral region and extending in the first direction, which are electrically connected to the gate drive lines and the pads and located between the data leads.Type: GrantFiled: June 21, 2021Date of Patent: February 27, 2024Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Cong Liu, Hongjun Zhou, Lili Du, Feng Wei
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Patent number: 11887994Abstract: The present disclosure provides a display substrate and a display device. A display substrate provided by an embodiment of the present disclosure includes: a display region and a peripheral region surrounding the display region; the display region includes: a plurality of gate lines, a plurality of data lines, and a plurality of pixel units, and each of the plurality of pixel units includes a driving transistor and a pixel electrode that are connected to each other; the peripheral region includes: signal lines and at least one electrostatic discharge structure for performing electrostatic discharge on the signal lines, and the electrostatic discharge structure includes a comb-shaped sixth electrostatic discharge pattern and a seventh electrostatic discharge pattern.Type: GrantFiled: April 8, 2022Date of Patent: January 30, 2024Assignees: Beijing BOE Technology Development Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Pan Li, Xinyin Wu, Yong Qiao
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Patent number: 11874573Abstract: A touch display device includes a backlight module (2) comprising a backlight iron frame (22); and a liquid crystal touch display panel (1) arranged on a light-emitting side of the backlight module; the liquid crystal touch display panel includes a touch electrode (11); and a compensation electrode (R) arranged on a side of the touch electrode facing the backlight module. The compensation electrode and the backlight iron frame are electrically connected with a ground signal terminal; and the touch electrode and the compensation electrode constitute a capacitor (C), a product of a capacitance value of the capacitor and a resistance value of the compensation electrode is smaller than a pulse width of a touch signal applied on the touch electrode, and an order of magnitude of the product is smaller than an order of magnitude of the pulse width of the touch signal.Type: GrantFiled: January 15, 2021Date of Patent: January 16, 2024Assignees: Ordos Yuansheng Optoelectronics Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Peirong Huo, Shun Zhao, Peng Luo, Delong Zhong, Zhiqiang Wang
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Patent number: 11842695Abstract: A display device comprises a substrate, a data link line, a power link line, and a dummy pattern. The substrate includes a display area in which pixels are arranged and a non-display area outside the display area. The data link line is positioned in the non-display area to deliver a predetermined signal to the pixels. The power link line is spaced apart from the data link line at a predetermined distance in the non-display area and delivers a predetermined power to the pixels. The dummy pattern is positioned between the data link line and the power link line in the non-display area.Type: GrantFiled: January 26, 2022Date of Patent: December 12, 2023Assignee: LG Display Co., Ltd.Inventors: Boeun Jo, Sangho Kim, Taekyoung Kim
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Patent number: 11805630Abstract: The present disclosure provides a display substrate, including: a display area and a bonding area positioned on a side of the display area, the bonding area includes a plurality of bonding sub-areas arranged at intervals, the bonding sub-areas are arranged along a direction in which an edge of the display area extends and configured for bonding a chip-on-film, where a first antistatic layer is further arranged on the bonding area, at least a part of the first antistatic layer is positioned between adjacent ones of the bonding sub-areas, and the first antistatic layer is electrically coupled to a reference signal terminal. The present disclosure further provides a display device.Type: GrantFiled: February 7, 2021Date of Patent: October 31, 2023Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Yaya Qi, Dianzheng Dong, Yan Yan, Xiao Wang, Xue Wang, Tingting Wang, Xiaoying Li, Zhiqiang Ma
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Patent number: 11804493Abstract: An array substrate, a manufacturing method thereof, and a display device are provided. The array substrate includes a display area and a non-display area in which a peripheral circuit is provided. The peripheral circuit includes a test area, a bonding area, and a cutting area. The test area is provided with a test signal line for providing a test signal. The bonding area is adjacent to the display area, and the bonding area and the test area are electrically connected through signal leads. The cutting area is disposed between the test area and the bonding area. After a cutting process is completed in the cutting area, a cutting opening is formed on each signal lead. A position of the cutting opening of at least one signal lead is different from positions of the cutting openings of other signal leads in height along an extending direction of the signal leads.Type: GrantFiled: April 26, 2021Date of Patent: October 31, 2023Assignees: CHUZHOU HKC OPTOELECTRONICS TECHNOLOGY CO., LTD, HKC CORPORATION LIMITEDInventors: Shishuai Huang, Wei Li
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Patent number: 11764227Abstract: An array substrate, a display panel, and a display device. The array substrate includes a substrate having a display region and a non-display region surrounding the display region. The display region includes a plurality of signal lines extending along a first direction. The non-display region includes at least three repair lead wires, and welding terminals connected to the repair lead wires in a one-to-one corresponding manner. The signal lines form overlapping regions together with an orthographic projection of at least one repair lead wire on the substrate.Type: GrantFiled: October 16, 2019Date of Patent: September 19, 2023Assignee: BOE Technology Group Co., Ltd.Inventor: Chunping Long
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Patent number: 11735581Abstract: An electrostatic protection structure able to discharge static electricity of either polarity from a functional circuit including signal lines includes a discharge electrode and a plurality of electrostatic protection units electrically coupled to the discharge electrode. Each electrostatic protection unit includes a first TFT and a second TFT. The first TFT includes first gate, source, and drain, the second TFT includes second gate, source, and drain. The first gate and the first drain are electrically connected to one signal line. The first source is electrically connected to the second drain, the first drain is electrically connected to the second source, the second gate is electrically connected to the discharge electrode, and the second gate is electrically connected to the second drain.Type: GrantFiled: January 26, 2021Date of Patent: August 22, 2023Assignee: Century Technology (Shenzhen) Corporation LimitedInventors: Sheng Xiao, Qi Xu, Tao Wang, Ya-Ke Zhang, Chih-Chung Liu, Meng-Chieh Tai
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Patent number: 11728228Abstract: A display substrate and a display apparatus are provided, the display substrate includes: a base substrate including a display area and a peripheral area surrounding the display area; a plurality of sub-pixel units in the display area; a plurality of data lines in the display area and electrically coupled to the plurality of sub-pixel units; a plurality of data transmission lines in the peripheral area on at least one side of the display area and electrically coupled to the plurality of data lines; a plurality of first pads and a plurality of second pads located between the plurality of first pads and the plurality of data transmission lines; a plurality of third pads between the plurality of first pads and the plurality of second pads; and a plurality of multiplexers between the plurality of second pads and the plurality of third pads.Type: GrantFiled: May 12, 2020Date of Patent: August 15, 2023Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Mengmeng Du, Xiangdan Dong, Hongwei Ma, Biao Liu, Bo Zhang
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Patent number: 11721269Abstract: A display device includes: a substrate including a first pixel area, a second pixel area having a smaller area than the first pixel area and connected to the first pixel area, and a peripheral area surrounding the first pixel area and the second pixel area; a first pixel provided in the first pixel area and a second pixel provided in the second pixel area; a first line connected to the first pixel and a second line connected to the second pixel; a dummy part disposed in the peripheral area, overlapping at least one of the first line and the second line and providing a parasitic capacitance that compensates for a difference in a load value between the first line and the second line; and a power supply line provided in the first and second pixel areas. The dummy part includes an insulating layer having at least one contact hole.Type: GrantFiled: January 13, 2022Date of Patent: August 8, 2023Assignee: Samsung Display Co., Ltd.Inventors: Yang Wan Kim, Su Jin Lee, Sun Ja Kwon, Byung Sun Kim, Hyun Ae Park, Hyung Jun Park, Jae Yong Lee, Yu Jin Jeon
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Patent number: 11696476Abstract: A display device includes a display region and a non-display region. First lines are between the substrate and the first insulating layer in the non-display region. Second lines are on a first insulating layer in the non-display region and are alternately disposed with the first lines. A second insulating layer is over the second lines and has a surface unevenness formed by the first and second lines. Third lines are over the second insulating layer and intersect the first lines and the second lines. First insulating patterns are on the second insulating layer and serve to planarize the surface unevenness. The first insulating patterns are between at least adjacent third lines in a plan view.Type: GrantFiled: October 8, 2021Date of Patent: July 4, 2023Assignee: SAMSUNG DISPLAY CO., LTD.Inventor: Won Se Lee
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Patent number: 11671523Abstract: According to an embodiment, an electronic device may include: a housing including a first surface and a second surface facing away from the first surface; a display at least partially accommodated in the housing and viewable through the first surface; a conductive layer disposed between the display and the second surface and including a first opening; a support disposed between the second surface and the conductive layer and including a conductive portion; and a wireless communication circuit electrically connected to the conductive layer, and configured to transmit and/or receive a signal through an antenna including at least a portion of the conductive layer surrounding the first opening.Type: GrantFiled: February 11, 2022Date of Patent: June 6, 2023Assignee: Samsung Electronics Co., Ltd.Inventors: Sungmin Lee, Yonghan Lee, Hyoseok Na
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Patent number: 11670645Abstract: The present disclosure provides an array substrate and a display device. The array substrate includes a base substrate; a signal transmission line on the base substrate; at least one electrostatic discharging device and an electrostatic discharging signal line coupled to each other and located at a non-display region of the base substrate. The at least one electrostatic discharging device is configured to discharge static electricity generated in the array substrate. The signal transmission line is coupled with the at least one electrostatic discharging device through at least two branch circuits.Type: GrantFiled: March 3, 2020Date of Patent: June 6, 2023Assignees: Beijing BOE Display Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Zhixiao Yao, Wenfeng Ma, Haifeng Yu
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Patent number: 11662631Abstract: The present disclosure provides a display substrate and a display device. The display substrate includes a base substrate, and a transistor, an anti-static wire, a first anti-static resistor and a first ground bonding pad on the base substrate, wherein a first terminal of the first anti-static resistor is electrically connected to a first end of the anti-static wire, a second terminal of the first anti-static resistor is electrically connected to the first ground bonding pad, and the first anti-static resistor is at a different layer from a layer at which the anti-static wire is located and a layer at which the first ground bonding pad is located, and is at a same layer as an active layer of the resistor.Type: GrantFiled: May 20, 2020Date of Patent: May 30, 2023Assignees: Beijing BOE Technology Development Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Hongfei Cheng, Hui Li
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Patent number: 11644723Abstract: This application relates to an electrostatic discharge (ESD) protection structure of a display panel, and a display apparatus. The ESD protection structure includes: a driving chip configured to send a driving signal; a plurality of signal lines arranged in a display area, where the display area is equally divided into a first signal line area and a second signal line area, each of the plurality of signal lines located in the first signal line area is coupled with a positive polarity switch, each of the plurality of signal lines located in the second signal line area is coupled with a negative polarity switch, and the positive polarity switch and the negative polarity switch are electrically connected to the driving chip; and ESD protection circuits, each including a forward diode and a backward diode.Type: GrantFiled: January 18, 2019Date of Patent: May 9, 2023Assignee: HKC CORPORATION LIMITEDInventor: Xiaoyu Huang
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Patent number: 11580768Abstract: A sensor is provided and includes a first control line; a first signal line; a first auxiliary line; a first detection electrode; a first detection switch connected to the first detection electrode, the first control line and the first signal line; and a first shielding electrode connected to the first auxiliary line, wherein the first shielding electrode is located to overlap the first signal line via an insulating film.Type: GrantFiled: March 31, 2021Date of Patent: February 14, 2023Assignee: Japan Display Inc.Inventors: Hiroshi Mizuhashi, Gen Koide, Hayato Kurasawa, Toshio Soya, Fumitaka Gotoh
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Patent number: 11570877Abstract: A display panel and a display apparatus are disclosed. The display panel comprises: a plurality of signal lines extending in a first direction; at least one first reference voltage bus which extends in a second direction intersecting the first direction; and a plurality of electrostatic discharge units divided into a plurality of electrostatic discharge unit groups, wherein the plurality of electrostatic discharge unit groups are arranged in the second direction and each of the plurality of electrostatic discharge unit groups comprises at least two electrostatic discharge units arranged in the first direction, wherein at least one of the plurality of signal lines is electrically connected to the first reference voltage bus through at least one of the plurality of electrostatic discharge units.Type: GrantFiled: December 23, 2020Date of Patent: January 31, 2023Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Pan Xu, Yongqian Li, Guoying Wang, Dacheng Zhang, Lang Liu
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Patent number: 11563071Abstract: A display panel, methods for manufacturing and detecting the display panel and a display device are provided. The display panel includes: a substrate, including a display region and a circuit region; multiple signal line terminals in the circuit region, coupled with signal lines respectively; multiple switch elements in the circuit region, first terminals of the switch elements are coupled with the signal line terminals respectively; multiple leads located in the circuit region and on a side of the signal line terminals distal to the display region, spaced apart from each other along a first direction, extending along a second direction, first ends of the leads are coupled with the second terminals of the switch elements respectively, second ends of the leads in the second direction extend to an edge of the substrate, each switch element is configured to connect or disconnect the first terminal and the second terminal thereof.Type: GrantFiled: March 18, 2019Date of Patent: January 24, 2023Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Jun Wang, Zhantao Wang, Runmin Tang, Qiancheng Zhao, Xing Ren
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Patent number: 11557641Abstract: A display device includes a display panel including panel pads adjacent to the side surface of a display panel; connection pads disposed on the side surface of the display panel and connected to the panel pads; and a circuit board disposed on the side surface of the display panel and including lead signal lines directly bonded to the connection pads, wherein the connection pads include a first connection pad, a second connection pad disposed on the first connection pad, and a third connection pad disposed on the second connection pad, and the first connection pad is in contact with corresponding one of the panel pads, and the third connection pad is directly bonded to corresponding one of the lead signal lines.Type: GrantFiled: October 1, 2020Date of Patent: January 17, 2023Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Byeong Beom Kim, Min Ki Kim, Yu Ri Kim, Woo Suk Seo, Hoi Kwan Lee
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Patent number: 11557359Abstract: A shift register and a gate driver circuit are provided. The shift register includes an input unit, an output unit, an electrostatic discharge unit and a reset unit. The input unit provides an input signal. The output unit is coupled to the input unit and a gate output terminal. The output unit outputs an output signal through the gate output terminal according to the input signal. The electrostatic discharge unit is coupled to the output unit. After the gate output terminal outputs the output signal, the electrostatic discharge unit pulls down a voltage of the gate output terminal according to a low gate voltage. The reset unit is coupled to the input unit and the output unit. After the electrostatic discharge unit pulls down the voltage of the gate output terminal, the reset unit resets a voltage of a bootstrap node.Type: GrantFiled: November 7, 2019Date of Patent: January 17, 2023Assignee: E Ink Holdings Inc.Inventors: Shyh-Feng Chen, Wen-Yu Kuo
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Patent number: 11538884Abstract: An array substrate, an electroluminescent display panel, and a display device are disclosed. The array substrate includes: a base substrate, and a first signal line, an insulating layer and a second signal line provided sequentially on the base substrate in a direction perpendicular to the base substrate; wherein the first signal line has a first portion and a second portion, the first portion has a resistance higher than a resistance of the second portion, and at least a part of the first portion is overlapped with the second signal line, and the second portion is non-overlapped with the second signal line.Type: GrantFiled: March 22, 2018Date of Patent: December 27, 2022Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Baoxia Zhang, Cuili Gai, Yicheng Lin
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Patent number: 11521530Abstract: A display panel including a gate driver on array (GOA) circuit region is provided. The GOA circuit region includes cascaded n-staged GOA circuit units and N high-frequency clock signal lines; each of the staged GOA circuit units is electrically connected to one of the N high-frequency clock signal lines through a signal connection line; the display panel further includes at least two compensation unit groups, which are positioned in a region where the N high frequency clock signal lines are positioned. By setting a compensation unit in the region where the high-frequency clock signal lines are positioned, a problem of a wider GOA region is solved.Type: GrantFiled: May 9, 2020Date of Patent: December 6, 2022Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventor: Bangqing Xiao
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Patent number: 11500237Abstract: An array substrate includes: a signal supply unit configured to supply a signal; a plurality of position detection electrodes; a plurality of position detection wiring line; a plurality of scanning wiring lines; a plurality of pixel regions; a scanning connection wiring line having one end side connected to the signal supply unit and another end side connected to the scanning wiring lines, the scanning connection wiring line being arranged passing through some of the pixel regions included in the plurality of pixel regions; and an auxiliary position detection wiring line having at least one end side and another end side each connected to the position detection wiring lines, the auxiliary position detection wiring line being disposed in the pixel regions, of the plurality of pixel regions, not provided with the scanning wiring lines.Type: GrantFiled: October 27, 2021Date of Patent: November 15, 2022Assignee: SHARP KABUSHIKI KAISHAInventor: Masahiro Yoshida
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Patent number: 11500240Abstract: A display panel includes a first substrate which includes a display device and a second substrate which is disposed on the first substrate. The second substrate covers a base layer, a color filter layer, a first sealing layer, a color control layer, a step compensating layer, and a second sealing layer. The base layer includes a display area and a non-display area adjacent to the display area. The color filter layer overlaps the display area in a plan view, and is disposed under the base layer. The first sealing layer covers the color filter layer. The color control layer overlaps the display area in the plan view, and is disposed under the first sealing layer. The step compensating layer overlaps the non-display area in the plan view, and is disposed under the base layer. The second sealing layer covers the color control layer and the step compensating layer.Type: GrantFiled: February 12, 2020Date of Patent: November 15, 2022Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Jeongki Kim, Jang-Il Kim, Jong-Hoon Kim, YeoGeon Yoon, Seok-Joon Hong
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Patent number: 11495774Abstract: An organic EL device includes a substrate including a light-emitting element, a mounting terminal, and a protective film that is provided on the light-emitting element and that has an opening portion overlapping with the mounting terminal in plan view. The substrate has recessed portion that communicates with the opening portion.Type: GrantFiled: January 21, 2021Date of Patent: November 8, 2022Assignee: SEIKO EPSON CORPORATIONInventors: Yoshitaka Hama, Naotaka Kubota
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Patent number: 11469256Abstract: An array substrate includes a base substrate and a GND trace. The GND trace is disposed along an edge of the substrate, and the GND trace includes a plurality of conductive line segments separated from each other and a connection structure disposed on a side of the GND trace away from the base substrate. The connection structure electrically connects the conductive line segments.Type: GrantFiled: March 26, 2020Date of Patent: October 11, 2022Assignees: HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD., BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD.Inventors: Ling Han, Tao Ma, Chengshao Yang, Qingmeng Wu
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Patent number: 11462491Abstract: An array substrate and a manufacturing method thereof are provided. A plurality of groups of bonding terminals are formed on a substrate, a first electrostatic protection wire is formed on a marginal region of the substrate, and a second electrostatic protection wire is formed to connect the bonding terminals and the first electrostatic protection wire.Type: GrantFiled: May 25, 2018Date of Patent: October 4, 2022Assignee: KUNSHAN GO-VISIONOX OPTO-ELECTRONICS CO., LTD.Inventors: Xiaoli He, Shuai Lin, Xiangqian Wang, Zhihua Zhang, Yao Li
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Patent number: 11462148Abstract: A pixel array substrate includes a substrate, a plurality of data lines, a plurality of scan lines, a plurality of sub-pixels, and a first and a second auxiliary lines. The plurality of sub-pixels are arranged into first rows arranged in a first direction and second rows arranged in a second direction. The first auxiliary line and the plurality of scan lines belong to a first conductive layer. The second auxiliary line and the plurality of data lines belong to a second conductive layer. The first auxiliary line is located between two scan lines. A first end of the first auxiliary line is connected to one of the two scan lines. A second end of the first auxiliary line is separated from the other one of the two scan lines. The second auxiliary line is electrically connected to the first auxiliary line at the second end through a conductive via.Type: GrantFiled: August 4, 2020Date of Patent: October 4, 2022Assignee: AU Optronics CorporationInventors: Min-Tse Lee, Sheng-Yen Cheng, Ping-Wen Chen, Yueh-Hung Chung, Ya-Ling Hsu, Chen-Hsien Liao
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Patent number: 11443667Abstract: The disclosure provides a display apparatus and a data driving integrated circuit thereof for removing the interference patterns caused by radio wave interference. In the disclosure, a data driving integrated circuit includes a gamma voltage generating circuit, power terminals for receiving power voltages of the gamma voltage generating circuit. The data driving integrated circuit couples dummy terminals to the power terminals, so as to decrease the equivalent impedance of the power terminals through a parallel connection between the I/O ESD protection circuits. Therefore, the DC offset of the power voltages caused by the radio wave interference may be decreased.Type: GrantFiled: May 22, 2019Date of Patent: September 13, 2022Assignee: Novatek Microelectronics Corp.Inventors: Chang-Pao Chang, Wei-Da Guo, Yueh-Hsun Tsai
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Patent number: 11435635Abstract: A thin film transistor substrate allowing an increase in proportionate size of the display area includes gate driving units, signal test pads, a first function line, and a first-stage gate output signal line in a surrounding non-display area, the display area having pixels. The gate driving units include a first-stage gate driving unit with an output terminal electrically connected to one row of pixels. The first function line has a first function but can also multiplex as a connecting line between the first-stage gate output signal line and one test pad. The first-stage gate output signal line is electrically insulated from the first function line during the first function of the first function line but is electrically connected to the first function line when multiplexed.Type: GrantFiled: April 22, 2021Date of Patent: September 6, 2022Assignee: Century Technology (Shenzhen) Corporation LimitedInventors: Qi Xu, Ya-Ke Zhang, Sheng Xiao, Tao Wang, Chih-Chung Liu, Meng-Chieh Tai
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Patent number: 11392182Abstract: A display panel and a display device are disclosed in the present disclosure. The display panel may include an active area and a non-active area located at a periphery of the active area. The active area may be provided with a plurality of signal lines. The non-active area may be provided with a plurality of conductive pads and a plurality of electrostatic discharge bodies. An end of each electrostatic discharge body may be connected to the active area via a corresponding signal line. The each electrostatic discharge body may be at least partially overlapped by and connected to a corresponding conductive pad.Type: GrantFiled: July 7, 2020Date of Patent: July 19, 2022Assignee: KunShan Go-Visionox Opto-Electronics Co., Ltd.Inventors: Quan Liu, Huan Wang, Lu Zhang, Xu Qin, Jinfang Zhang, Siming Hu, Zhenzhen Han
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Patent number: 11379001Abstract: Disclosed is a display device. The display device includes a display panel, which includes a display area and a non-display area surrounding the display area, and a panel driver connected to the display panel in the non-display area of the display panel. The display panel includes an outer substrate configured to include a gate line and a data line that intersect with each other, an inner substrate coupled to a bottom of the outer substrate, and a reflection reduction member formed on the outer substrate to overlap at least one selected from the gate line and the data line, and configured to reduce a reflectivity of external light by a line.Type: GrantFiled: December 5, 2018Date of Patent: July 5, 2022Assignee: LG Display Co., Ltd.Inventors: Sahng Ik Jun, Hong Man Moon
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Patent number: 11362081Abstract: To prevent an electrostatic damage on a display device formed with a driving circuit. Protective circuits are provided not only at input terminal parts, but also at intermediate parts of a circuit or at the ends of wiring lines. Otherwise, the protective circuits are provided at the ends of the wiring lines and at the places immediately before and after the input terminals, respectively, and then the circuit is interposed therebetween. Further, the protective circuits are provided around a circuit with a large current consumption.Type: GrantFiled: March 1, 2021Date of Patent: June 14, 2022Assignee: 138 East LCD Advancements LimitedInventor: Yutaka Kobashi