Patents Assigned to Display Technologies
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Publication number: 20240162246Abstract: An array substrate, a manufacturing method thereof, and a display panel thereof are disclosed. The array substrate includes: an underlay; a first insulation layer; a first active layer; a protective layer; a first gate electrode disposed on the first active layer at an interval from the protective layer; a second insulation layer; and a first source electrode and a first drain electrode, wherein the first source electrode and the first drain electrode are connected to the protective layer through first via holes in the second insulation layer; wherein a material of the protective layer includes indium tin oxide or indium gallium zinc oxide.Type: ApplicationFiled: May 13, 2022Publication date: May 16, 2024Applicant: GUANGZHOU CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventor: Yanhong Meng
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Publication number: 20240162214Abstract: A display device includes an active matrix substrate including a plurality of pixels and a driver unit. The driver unit includes a flexible substrate, a first wiring pattern disposed on the flexible substrate, a demultiplexer circuit or a multiplexer circuit supported by the flexible substrate and connected to the first wiring pattern, and a source driver IC supported by the flexible substrate and connected to the first wiring pattern. The driver unit is connected to a display panel, and a TFT of the plurality of pixels and a TFT of the demultiplexer circuit or the multiplexer circuit have semiconductors different from each other.Type: ApplicationFiled: October 9, 2023Publication date: May 16, 2024Applicant: Sharp Display Technology CorporationInventors: KOHHEI TANAKA, KAORU YAMAMOTO, Keiichi YAMAMOTO, Ryo YONEBAYASHI
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Publication number: 20240162249Abstract: A display panel and an electronic device are provided. The display panel includes a substrate and a composite metal layer, and the composite metal layer includes a barrier layer and a main body layer. By reducing the potential difference between the main layer and the barrier layer, a gap between the main layer and the barrier layer can be reduced. In this way, the problem of hollowing out the barrier layer in the composite metal layer is alleviated, the problem of defective lines or black screen of the display panel is prevented, and the yield of the display panel is improved.Type: ApplicationFiled: May 20, 2022Publication date: May 16, 2024Applicant: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.Inventor: Chunliu YANG
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Publication number: 20240162209Abstract: A light emitting module with integrated lamp and driver includes a substrate, a driving circuit layer disposed on the substrate, a bonding electrode disposed on a side of the substrate away from the driving circuit layer, an insulating layer disposed on a side of the driving circuit layer away from the substrate, a second electrode disposed on a side of the insulating layer away from the substrate and electrically connected to the driving circuit layer, a light emitting layer electrically connected to a side of the second electrode away from the substrate, and a plurality of driving chips arranged in the driving circuit layer. The driving circuit layer includes at least one first electrode disposed on a side close to the substrate. The bonding electrode penetrates through the substrate and is electrically connected to a corresponding first electrode. The driving chips are configured to drive the light emitting layer.Type: ApplicationFiled: March 31, 2023Publication date: May 16, 2024Applicant: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventor: Li ZHONG
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Publication number: 20240164154Abstract: The present application provides an organic light emitting diode (OLED) display panel and an OLED display device. The OLED display panel disposes an electron injection layer and the electron transport layer in a bridge region such that one metal mask plate can be used to form an electron injection layer, an electron transport layer, and a common electrode layer, which improves a manufacturing efficiency of the OLED display panel and lowers a cost. Also, a high-level voltage end and a low-level voltage end are connected to a first metal terminal and a second metal terminal respectively to achieve conductive connection between a common electrode layer and a metal terminal.Type: ApplicationFiled: April 20, 2022Publication date: May 16, 2024Applicant: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventor: Zhijun Wan
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Publication number: 20240160305Abstract: A touch panel and a touch device with the touch panel are provided. Each of plurality of touch electrodes of a substrate of the touch panel is led by a corresponding one of plurality of touch wires, and each row and each column of the plurality of touch electrodes share one detection channel through a corresponding one of the plurality of touch wires, and can detect a touch signal sensed by each of the plurality of touch electrodes, thereby increasing an area of the touch panel that can detect the touch signal, and enhancing a detection accuracy and a linearity of the touch panel.Type: ApplicationFiled: April 15, 2022Publication date: May 16, 2024Applicant: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventors: Zengjian Jin, Yalong Ma, Yanan Wang
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Publication number: 20240160052Abstract: A viewing angle-controlling liquid crystal panel sequentially includes a first polarizing plate; a first liquid crystal panel; a second polarizing plate; a second liquid crystal panel; and a third polarizing plate, wherein an azimuthal angle ?P1 of the absorption axis of the first polarizing plate, an azimuthal angle ?1 of a director of liquid crystal molecules near the first substrate and an azimuthal angle ?2 of a director of liquid crystal molecules near the second substrate in the first liquid crystal panel, an azimuthal angle ?P2 of the absorption axis of the second polarizing plate, an azimuthal angle ?3 of a director of liquid crystal molecules near the third substrate and an azimuthal angle ?4 of a director of liquid crystal molecules near the fourth substrate in the second liquid crystal panel, and an azimuthal angle ?P3 of the absorption axis of the third polarizing plate satisfy specific formulas.Type: ApplicationFiled: October 12, 2023Publication date: May 16, 2024Applicant: Sharp Display Technology CorporationInventors: Koji MURATA, Junichi MASUDA, Shugo YAGI, Akira HIRAI, Hiroshi TSUCHIYA, Takashi SATOH, Akira SAKAI, Kiyoshi MINOURA
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Publication number: 20240161692Abstract: A display panel is provided. In the display panel, a width-to-length ratio of a sub-channel of a compensation transistor adjacent to a drive transistor is less than a width-to-length ratio of a channel of a first initialization transistor, so that an effect of an increase in an electrical potential of a gate of the drive transistor affected by an electrical leakage of the compensation transistor is canceled by an effect of a decrease in the electrical potential of the gate of the drive transistor affected by an electrical leakage of the first initialization transistor, so as to prevent an electrical leakage of each transistor from causing changes in the electrical potential of the gate of the drive transistor, thereby reducing a problem of the flickering display.Type: ApplicationFiled: May 13, 2022Publication date: May 16, 2024Applicant: Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.Inventor: Kai LU
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Patent number: 11982912Abstract: A liquid crystal display (LCD) panel and an LCD device are provided. The LCD panel includes a display area, a gate driver on array (GOA) circuit area, and a first common electrode line disposed therebetween. A plurality of virtual pixels are disposed on a side of the display area near the GOA circuit area and are arranged along a column direction. Each of the virtual pixels includes a virtual pixel electrode, and the first common electrode line is connected to each of the virtual pixel electrodes.Type: GrantFiled: May 21, 2020Date of Patent: May 14, 2024Assignee: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.Inventor: Suping Xi
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Patent number: 11982908Abstract: A display device and a manufacturing method thereof are disclosed. The display device includes a substrate, a display panel, and a frame sealant layer. The display screen includes a display region and a non-display region. The frame sealant layer is configured to adhere the display panel and the substrate. The frame sealant layer is correspondingly distributed in the non-display region of the display panel and surrounds the display region. The frame sealant layer includes liquid adhesive regions and solid adhesive regions disposed at intervals. Each of the liquid adhesive regions is provided with a liquid adhesive. Each of the solid adhesive regions is provided with a solid adhesive.Type: GrantFiled: May 28, 2021Date of Patent: May 14, 2024Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventor: Guangnan Zou
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Patent number: 11982891Abstract: A curved display module and a curved display device. The curved display module can be bent along a long-side direction, and comprises a display panel (1), a backlight module (2), a front frame (3), a back plate (4), an XPCB (6), and an FPC (5); the FPC (5) is provided at a first long-side edge of the display panel (1) and is configured to connect the binding region of the first long-side edge of the display panel (1) to the XPCB (6); the first long-side edge of the back plate (4) is in the shape of staircase, and comprises a back surface (41), a slope surface (42), and a step surface (43) that are sequentially connected from the direction distant from the first long-side edge to the direction close to the first long-side edge.Type: GrantFiled: May 12, 2021Date of Patent: May 14, 2024Assignees: Beijing BOE Display Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Huiyan Li, Bochang Wang, Yu Zhang, Shixin Geng
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Patent number: 11982911Abstract: A display panel and a preparing method thereof are provided. The display panel has a second wire between a first insulating layer and a second insulating layer, so that a first wire and a bridging wire are connected through the second wire to avoid a stepped angle between the first insulating layer and the second insulating layer due to etching problems, thereby preventing the bridging wire from poor contact, so that the connection between the first wire and a third wire is more stable.Type: GrantFiled: May 31, 2021Date of Patent: May 14, 2024Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventor: Fangfu Chen
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Patent number: 11982913Abstract: Embodiments of the present application provides a liquid crystal display panel and a liquid crystal display device, wherein by setting a shape of sub-pixels to a square and the shape of a pixel electrode to a circle, and by dividing the pixel electrode into a plurality of sub-pixel electrodes through a first slit, a second slit, and the plurality of third slits, a number of the direction of liquid crystal is increased when there are more than four domains in the sub-pixels. When viewing at different viewing angles, the number of liquid crystals in the same direction decrease, so that a brightness of the liquid crystal display panel is reduced, thereby alleviating the color-shift problem.Type: GrantFiled: October 29, 2020Date of Patent: May 14, 2024Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventor: Bangqing Xiao
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Patent number: 11981841Abstract: A sealant structure and a method of fabricating a display panel are provided. The sealant structure includes a plurality of adhesive strips, and the adhesive strips overlap end to end to form a closed loop. Ends of at least one of any two adjacent adhesive strips are provided with an overlap region, and a width of the overlap region is less than or equal to one third of a width of the adhesive strip provided with the overlap region.Type: GrantFiled: August 7, 2019Date of Patent: May 14, 2024Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventor: Mingjun Zhou
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Patent number: 11982821Abstract: A display panel has a flat area and a curved side area at least disposed on one side of the flat area. The display panel includes a light-emitting device layer and a light exiting layer. The light-emitting device layer includes a plurality of pixels, and the pixels have a first opening area. The light exiting layer is disposed above the light-emitting device layer and includes a plurality of main light-concentrating structures corresponding to the pixels located in the curved side area. The main light-concentrating structures have a second opening area. In a direction from the curved side area to the flat area, a first difference between the first opening area and the second opening area gradually increases.Type: GrantFiled: December 13, 2021Date of Patent: May 14, 2024Assignee: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventor: Haoran Wang
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Patent number: 11984094Abstract: An array substrate has a display area and a bonding region. The display area includes a distal region, a proximal region, and a middle region therebetween. The array substrate includes a base, a common electrode located in the display area, a connecting lead disposed outside the distal region, a conductive frame at least partially surrounding the display area, and at least one first common signal line, at least one second common signal line and at least one third common signal line. The first common signal line, the second common signal line and the third common signal line are respectively coupled to portions of the common electrode located in the distal region, the proximal region and the middle region. The first common signal line is coupled to the connecting lead. The connecting lead and the portion of the common electrode located in the distal region are coupled to the conductive frame.Type: GrantFiled: March 28, 2023Date of Patent: May 14, 2024Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTDInventors: Xiao Wang, Yan Yan, Yu Ma
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Patent number: 11982917Abstract: The liquid crystal panel of the present invention sequentially includes: a first substrate including a first electrode; a first alignment film; a liquid crystal layer containing liquid crystal molecules having a positive anisotropy of dielectric constant; a second alignment film; and a second substrate including a second electrode, the liquid crystal molecules being homogeneously aligned with no voltage applied between the first electrode and the second electrode, a polar anchoring energy 2EA and an azimuthal anchoring energy 2EB of the second alignment film being smaller than a polar anchoring energy 1EA and an azimuthal anchoring energy 1EB of the first alignment film, respectively, the polar anchoring energy 2EA of the second alignment film being not greater than the azimuthal anchoring energy 2EB of the second alignment film.Type: GrantFiled: August 5, 2022Date of Patent: May 14, 2024Assignee: Sharp Display Technology CorporationInventors: Koji Murata, Hiroshi Tsuchiya, Takashi Satoh, Shinji Shimada
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Patent number: 11984459Abstract: An array substrate and an OLED display panel are provided. The array substrate includes a base substrate, a first film layer set and a second film layer set. A bending area of the array substrate has a first trench throughout the first film layer set and a second trench throughout the second film layer set. The first film layer set close to the second film layer set has a blocking part having an etching opening corresponding to the first trench. The etching opening is throughout the blocking part. A bottom of the etching opening connects to a top of the first trench. A bottom of the second trench connects to a top of the blocking part.Type: GrantFiled: June 22, 2020Date of Patent: May 14, 2024Assignee: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventors: Chao Liang, Liang Ma, Xuyang Liu
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Patent number: 11984546Abstract: A method for manufacturing a side wire for a substrate and a substrate structure are provided. The method includes: forming a plurality of first pattern structures on a side surface of the substrate, wherein a gap between any adjacent two of the plurality of first pattern structures connects a top surface and a bottom surface of the substrate to each other; forming a conductive material film covering the side surface of the substrate; and removing the plurality of first pattern structures and a portion of the conductive material film that is attached on the plurality of first pattern structures, and maintaining a portion of the conductive material film that is located between any adjacent two of the plurality of first pattern structures as the side wire.Type: GrantFiled: April 10, 2020Date of Patent: May 14, 2024Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Yonglian Qi, Lianjie Qu, Shan Zhang, Hebin Zhao, Xiaoling Xu, Guangdong Shi
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Patent number: 11985859Abstract: The present disclosure provides a display panel and a method for fabricating the same. The display panel includes a light transmitting area for disposing an organic light emitting unit and a storage area for disposing a storage capacitor. A location of the light transmitting area corresponds to a location of the storage area. The storage capacitor includes a first electrode plate and a second electrode plate which are composed of a transparent material.Type: GrantFiled: September 20, 2019Date of Patent: May 14, 2024Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventors: Baixiang Han, Kun Cao