Patents Assigned to Display Technologies
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Publication number: 20240021755Abstract: A display panel, a manufacturing method thereof and a display device are provided. The method includes: forming a display panel including light emitting elements, the plurality of light emitting elements includes first color light emitting elements and second color light emitting elements. The method includes at least one of: transferring the first color light emitting elements and the second color light emitting elements by different transfer methods, growing the first color light emitting elements and the second color light emitting elements by different growth substrate patterns, or making the first color light emitting elements and the second color light emitting elements with different surface microstructures facing a light emitting surface of the display panel.Type: ApplicationFiled: September 27, 2023Publication date: January 18, 2024Applicant: TIANMA ADVANCED DISPLAY TECHNOLOGY INSTITUTE (XIAMEN) CO., LTD.Inventors: Jingtao GUO, Canyuan ZHANG, Qiang GU, Bo ZHOU
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Publication number: 20240023247Abstract: Embodiments of the present disclosure disclose a display panel and a method for assembling same and a spliced display device. In the display panel, a flexible base plate includes a first end portion, a second end portion, and a bent portion. The first end portion is connected to a binding portion, and the second end portion is disposed on a side of a back panel that is away from a display portion. The bent portion includes an inflection point. A tangent line passing through the inflection point is perpendicular to a plane where the binding portion is located. In an extending direction of the bent portion, a length from the inflection point to the first end portion is less than a length from the inflection point to the second end portion.Type: ApplicationFiled: July 29, 2021Publication date: January 18, 2024Applicant: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.Inventor: Kanmeng WANG
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Publication number: 20240021154Abstract: A driving circuit and a display panel are provided. The driving circuit includes a driving module and an additional module. The driving module includes a first transistor electrically connected to a first signal line and a connection transistor connected to a gate of the first transistor. The connection transistor has a connection node. The additional module includes a second transistor having the same threshold voltage as the first transistor, and the second transistor is connected between the connection node and the first signal line.Type: ApplicationFiled: June 29, 2021Publication date: January 18, 2024Applicant: Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.Inventors: Mian ZENG, Liang SUN
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Publication number: 20240021732Abstract: The present application provides a method of preventing thin film transistor (TFT) from electrostatic discharge (ESD) damaging, a method of manufacturing a TFT, and a display panel. By fitting a test data, acquiring relationships between an anti-ESD capability of the TFT and manufacturing parameters of each film layer, according to above-mentioned relationships, disposing the manufacturing parameters of each film layer of the TFT, to prevent the TFT from ESD damaging.Type: ApplicationFiled: August 19, 2021Publication date: January 18, 2024Applicant: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.Inventor: Junzheng LIU
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Publication number: 20240023400Abstract: A display panel and a display module are provided. The display panel has a plurality of first light-emitting devices displaying a first color, a plurality of second light-emitting devices displaying a second color, and a plurality of third light-emitting devices displaying a third color, wherein the display panel has a plurality of light-emitting repeating units, and at least one first sub-pixel of each of the plurality of light-emitting repeating units comprises at least two of the first light-emitting devices, the second light-emitting devices, or the third light-emitting devices, all of which are arranged in a stack.Type: ApplicationFiled: August 4, 2021Publication date: January 18, 2024Applicant: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventor: Wei Zou
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Publication number: 20240023259Abstract: The present application provides a display device and a mobile terminal. It includes a frame, a flexible screen, a movable support mechanism, and a sensor. The flexible screen includes a fixed portion, a sliding portion, and a bent portion. The movable support mechanism includes a sliding assembly and a stretching assembly connected to each other. The sliding assembly contacts and is connected to the bent portion. The stretching assembly is fixedly connected to one end of the sliding portion away from the bent portion, so that the sliding assembly abuts against the bent portion. The sensor is arranged on one side of the sliding portion away from the fixed portion.Type: ApplicationFiled: September 9, 2021Publication date: January 18, 2024Applicant: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventors: Wen Han, Hao Tang
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Publication number: 20240023418Abstract: A display module includes a polarizer, the polarizer comprises a first optical film layer, a polarizing layer and a second optical film layer stacked in sequence; and the first optical film layer and the second optical film layer have ultraviolet light resistance. In the embodiments of the present disclosure, the first optical film layer and the second optical film layer with ultraviolet light resistance are respectively arranged on opposite sides of the polarizing layer to improve the color temperature stability of the polarizer before and after sunlight exposure.Type: ApplicationFiled: August 3, 2021Publication date: January 18, 2024Applicant: Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.Inventor: Wenhua YANG
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Publication number: 20240019950Abstract: A touch display panel and an electronic equipment are provided. The touch display panel includes a display area and a non-display area. The touch display panel also includes a touch function layer, a thin film transistor array layer, and an organic light emitting layer. Using a preparation process of the thin film transistor array layer, a touch wiring of the non-display area is formed on a same layer, which can solve a problem of poor etching of the touch wiring due to different substrate materials of a touch trace in the display area and the touch wiring in the non-display area.Type: ApplicationFiled: May 31, 2021Publication date: January 18, 2024Applicant: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventors: Min Shu, Yu Zhao
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Publication number: 20240023417Abstract: A display device including a display panel and a support layer is provided. The display panel has a light-transmitting area and a bonding area connected to the light-transmitting area. The support layer includes a first support layer and a second support layer, where the first support layer has a first portion corresponding to the light-transmitting area, the second support layer has a second portion corresponding to the bonding area, and an optical phase retardation coefficient of the first portion is less than an optical phase retardation coefficient of the second portion.Type: ApplicationFiled: February 26, 2021Publication date: January 18, 2024Applicant: Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.Inventors: Yunti ZHANG, Dong ZHAN, Hanning YANG, Xin LIU
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Publication number: 20240019961Abstract: A touch panel and a touch driving method are provided. The touch panel includes a touch sensing unit set, wherein the touch sensing unit set includes touch sensing units; a driving signal line set, wherein the driving signal set includes driving signal lines, and one of the driving signal lines is electrically connected to one of the touch sensing units; and a touch circuit corresponding to the driving signal line set, wherein the touch circuit includes a plurality of thin film transistors (TFT), gates of the thin film transistors are connected to each other, sources/drains of the thin film transistors are connected to each other, and the drain/source of the thin film transistors is electrically connected to one of the driving signal lines.Type: ApplicationFiled: September 3, 2021Publication date: January 18, 2024Applicants: Wuhan China Star Optoelectronics Technology Co., Ltd., Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.Inventors: Yanan WANG, Yalong MA, Zengjian JIN
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Publication number: 20240019973Abstract: The present application discloses a touch control panel and a display device. The touch control panel includes a touch control electrode array including a plurality of first touch control electrodes and at least one second touch control electrode, an area of the second touch control electrode is smaller than an area of each of the first touch control electrodes; a compensation electrode disposed on the second touch control electrode and electrically connected to the second touch control electrode, wherein the compensation electrode is configured to compensate and expand the area of the second touch control electrode; and a touch control connection pad, wherein the touch control electrode array is electrically connected to the touch control connection pad through a touch control signal line.Type: ApplicationFiled: June 10, 2021Publication date: January 18, 2024Applicants: WUHAN CHINA STAR OPTOELECTONICS TECHNOLOGY CO., LTD., WUHAN CHINA STAR OPTOELECTONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventor: Liang FANG
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Publication number: 20240019735Abstract: A backlight unit includes an LED substrate including a first main surface and a second main surface on a side opposite to the first main surface, a plurality of LED elements arranged on the first main surface, one or more drive IC elements arranged on the second main surface, a chassis disposed on the second main surface side of the LED substrate, and one or more IC element covers each being in direct or indirect contact with a corresponding drive IC element of the one or more drive IC elements. The chassis includes one or more protrusions respectively corresponding to the one or more drive IC elements. Each of the one or more protrusions includes an opening that exposes the corresponding drive IC element when viewed from a normal direction of the second main surface. The IC element cover fits in the protrusion.Type: ApplicationFiled: July 7, 2023Publication date: January 18, 2024Applicant: Sharp Display Technology CorporationInventor: Motoaki OKITSU
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Publication number: 20240019969Abstract: A self-capacitance touch control display panel and a display device are disclosed. The self-capacitance touch control display panel includes a display area and a bezel area disposed on both sides of the display area in a column direction. The self-capacitance touch control display panel further includes a plurality of touch control sensing units disposed in the display area in rows and columns at intervals and a plurality of touch control signal lines. The touch control signal lines include a plurality of first touch control signal lines and a plurality of second touch control signal lines, and the first touch control signal lines are connected to the touch control sensing units adjacent to the bezel area and extend to the bezel area from the display area.Type: ApplicationFiled: June 4, 2021Publication date: January 18, 2024Applicants: Wuhan China Star Optoelectronics Technology Co., Ltd., Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.Inventor: Liang FANG
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Publication number: 20240023405Abstract: The present application provides an OLED display panel, which includes: a substrate layer, an array layer, a light-emitting functional layer, an encapsulation layer, a touch layer, a filter layer, and a protective layer, wherein the filter layer includes a black matrix layer and a color filter layer. There is no adhesive layer between the touch layer and the filter layer and between the filter layer and the protective layer. The OLED display panel according to the present application can realize lightness and thinness of the display panel and increase light extraction rate.Type: ApplicationFiled: June 10, 2021Publication date: January 18, 2024Applicants: Wuhan China Star Optoelectronics Technology Co., Ltd., Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.Inventors: Jianfeng CHEN, Shuyuan ZHANG
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Publication number: 20240021159Abstract: The present disclosure provides a pixel driving circuit, a driving method thereof, and a display panel. The pixel driving circuit includes a driving transistor; a compensation module including a first transistor, a compensation transistor for compensating a threshold voltage of the driving transistor, a second transistor, and a storage capacitor connected in series between a source or a drain of the compensation transistor and a gate of the driving transistor; and a data writing module including a data writing transistor connected to an upper plate of the storage capacitor, to improve display effect.Type: ApplicationFiled: September 28, 2023Publication date: January 18, 2024Applicant: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventors: Xuanyun WANG, Chao DAI
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Publication number: 20240019739Abstract: A display panel and a display module are disclosed. The display panel includes first pixel electrodes and second pixel electrodes arranged in an array and alternately arranged, each of the first pixel electrodes and the second pixel electrodes includes a trunk portion and a plurality of branch portions connected to the trunk portion, the trunk portion divides each of the first pixel electrodes or the second pixel electrodes into at most two domains, and an extension direction of the branch portions in one of the domains of any one of the first pixel electrodes is different from an extension direction of the branch portions in corresponding one of the domains of adjacent one of the second pixel electrodes, thereby relieving diffraction phenomenon.Type: ApplicationFiled: May 21, 2021Publication date: January 18, 2024Applicant: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventor: Zhengyu FENG
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Patent number: 11876102Abstract: The present disclosure provides a display substrate, a display panel and a display apparatus, belonging to the field of display technology. The display substrate includes a base, a plurality of common electrodes and a plurality of common electrode lines, the common electrodes are distributed on the base in an array, the common electrode lines extend along a row direction, and each common electrode line is connected to a corresponding row of common electrodes. The common electrode line is connected to the common electrode through a conductive connection portion, and the conductive connection portion includes conductive structures stacked on top of one another in a plurality of layers. The display substrate can reduce the resistance between the common electrode and the common electrode line, thereby reducing the voltage difference between the common electrodes in the display substrate and improving the uniformity of the common voltage therein.Type: GrantFiled: January 19, 2023Date of Patent: January 16, 2024Assignees: Beijing BOE Display Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Xue Wang, Xiao Wang, Yan Yan, Tingting Wang, Yaya Qi, Xiaoying Li, Zhiqiang Ma
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Patent number: 11877470Abstract: A display module is provided, which includes a display panel and a support structure. The display panel includes a bending region, and the support structure includes a first encapsulation layer, support plates, and a second encapsulation layer sequentially disposed on the display panel. An accommodation space is defined among the first encapsulation layer, the support plates, and the second encapsulation layer, the accommodation space is positioned corresponding to the bending region, and a fluid material is arranged in the accommodation space.Type: GrantFiled: September 14, 2020Date of Patent: January 16, 2024Assignee: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventor: Wenqiang Wang
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Patent number: 11877502Abstract: A flexible display device is provided, including a flexible display panel which includes a display area, a bending area and a bonding area, wherein the bending area is located between the display area and the bonding area; a first backplate located on a non-display surface of the display area; and a second backplate located on a non-bonding surface of the bonding area; wherein at least one of the first backplate and the second backplate is defined as a backplate structure, the backplate structure comprises a supporting layer and a porous material layer, and the porous material layer is adhered to the flexible display panel at an end of the bending area.Type: GrantFiled: March 17, 2020Date of Patent: January 16, 2024Assignee: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventor: Chenglong Li
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Patent number: 11874575Abstract: A display panel is provided. At least two first wires in a second direction are electrically connected to each other and at least two second wires in the second direction are electrically connected to each other. The space in the second direction is fully used to arrange the first wires and the second wires to ensure the number of first via holes disposed corresponding to the first wires and the number of second via holes disposed corresponding to the second wire, thereby ensuring the connectivity of a transparent conductive block that bridges the first wires and the second wires through the first via holes and the second via holes.Type: GrantFiled: November 24, 2020Date of Patent: January 16, 2024Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventors: Jue Xiong, Bangyin Peng, Ilgon Kim