Patents Assigned to A*STAR
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Patent number: 12274121Abstract: The present application provides a display panel and a mobile terminal, including an array substrate; a dam structure; an organic layer group and a light-emitting layer sequentially stacked on the array substrate and in the display area. The dam structure includes a first dam layer and a second dam layer having a width less than or equal to a width of the first dam layer that are sequentially stacked over the array substrate. An absolute value of the difference between the thickness of the organic layer group and the thickness of the dam structure is less than or equal to the first predetermined threshold value.Type: GrantFiled: December 10, 2021Date of Patent: April 8, 2025Assignee: Wuhan China Star Optoelectronics Semiconductor Display Technology CO., Ltd.Inventor: Chen Chen
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Patent number: 12271074Abstract: The present application discloses a liquid crystal display panel and a method of manufacturing the same. The liquid crystal display panel includes a pixel area, and further includes: a glass substrate serving as a light guide plate; a reflective layer disposed on a side of the light guide plate; a grating structure disposed on a side of the light guide plate away from the reflective layer, and corresponding to the pixel area; a planarization layer disposed on a side of the grating structure away from the light guide plate; and a thin-film transistor layer disposed on a side of the planarization layer away from the light guide plate.Type: GrantFiled: February 29, 2024Date of Patent: April 8, 2025Assignee: WUHAN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Bingkun Yin, Changchih Huang, Guanghui Liu
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Patent number: 12271087Abstract: A liquid crystal display panel and a display device are provided by the present disclosure. The liquid crystal display panel includes a first substrate, a second substrate, a liquid crystal layer, and a sealing structure. The sealing structure includes an inner retaining wall, an outer retaining wall, and a frame adhesive. The inner retaining wall is located in a frame area and surrounds a display area. The outer retaining wall surrounds the inner retaining wall and is disposed at intervals with the inner retaining wall. An accommodating space is provided between the outer retaining wall and the inner retaining wall. A bottom of the accommodating space is provided with a groove surrounding the inner retaining wall. The frame adhesive is located in the accommodating space.Type: GrantFiled: November 27, 2023Date of Patent: April 8, 2025Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventors: He Wang, Guanshui Luo
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Patent number: 12272289Abstract: The present application relates to a display compensation method, including: performing an image identification process to display data to be compensated to obtain a display feature message; processing the display data to be compensated to obtain a display panel load coefficient; processing the display panel load coefficient and the display feature message to obtain a voltage drop compensation coefficient; and performing a compensation process to the display data to be compensated by the voltage drop compensation coefficient to obtain compensated display data to achieve compensation of display uniformity.Type: GrantFiled: January 11, 2022Date of Patent: April 8, 2025Assignee: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.Inventor: Limin Wang
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Patent number: 12272275Abstract: The present disclosure provides a display screen splicing device and a spliced display device. The display screen splicing device includes a substrate, at least two carrier plates, and a position adjustment assembly. The carrier plates are disposed on the substrate. The position adjustment assembly is connected between the substrate and the carrier plates. The position adjustment assembly includes a first adjustment member disposed on the substrate, and a second adjustment member movably connected to the first adjustment member. The second adjustment member is fixedly connected to the carrier plates. A movement track of the second adjustment member is parallel to a plane where the carrier plates are located.Type: GrantFiled: March 12, 2024Date of Patent: April 8, 2025Assignee: TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventor: Guangnan Zou
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Patent number: 12274152Abstract: A display module includes a display function layer, a display planar area, and a buffer layer. The display function layer is divided into a display segment, a compression segment, and a bending segment therebetween. The display planar area includes a compression overlapping area. A positive projection of the compression segment on the display segment covers the compression overlapping area. The buffer layer covers the compression overlapping area and is disposed on a side of the display function layer away from an eminent layer of the display function layer. The buffer layer comprises a metal layer. A protective layer is disposed on a side of the buffer layer away from the display function layer. The protective layer covers the compression overlapping area. A hardness of a material for the protective layer is greater than a hardness of a material for the metal layer.Type: GrantFiled: December 17, 2021Date of Patent: April 8, 2025Assignee: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventors: Kuihua You, Feiming Lin, Xiaowen Huang
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Patent number: 12268298Abstract: An industrial rack apparatus includes upright support members, at least one pair of shelf beams that are supported by the upright support member, at least one shelf connected to one pair of the at least a pair of shelf beams; wherein one pair of the upright support members is positioned at one end of the rack apparatus, and the other pair of the upright support member is positioned at the opposite end of the rack apparatus; wherein each shelf beam of the at least one shelf beams is attached to two opposed upright members of the upright support members.Type: GrantFiled: May 13, 2021Date of Patent: April 8, 2025Assignee: HANGZHOU GREAT STAR INDUSTRIAL CO., LTD.Inventors: Jared Hanlon, Weiyi Wang
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Patent number: 12271086Abstract: The present application provides a liquid crystal display (LCD) panel and an LCD device. In the LCD panel, a first metal layer and a second metal layer are connected to a metal connection layer through a first via hole and a second via hole, respectively. A difference between a depth of the first via hole and a depth of the second via hole is smaller than a sum of thicknesses of a gate insulating layer, an active layer, and the second metal layer. Accordingly, the depth of the first via hole is reduced, a length of the meal connection layer in the first via hole is shortened, and an impedance is lowered.Type: GrantFiled: January 9, 2020Date of Patent: April 8, 2025Assignee: TCL China Star Optoelectronics Technology Co., Ltd.Inventor: Ting Zhang
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Patent number: 12272685Abstract: A bezel-less display panel, a display device, and a spliced display device are disclosed. The bezel-less display panel includes a first display area, a second display area around the first display area, and a third display area around the second display area. The third display area is not provided with a subpixel driving thin-film transistor. Some of driving thin-film transistors in the second display area are connected to light-emitting subpixels in the third display area through a plurality of metal lines.Type: GrantFiled: January 24, 2024Date of Patent: April 8, 2025Assignee: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventors: Wu Zheng, Zengjian Jin
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Patent number: 12271020Abstract: The present application discloses a display device, the display device includes a frame area. The display device includes a backplate, a light guide plate, and an optical diaphragm. A receiving cavity is defined in the backplate, the light guide plate is located in the receiving cavity, the light guide plate includes at least one light guide plate extension part, the light guide plate extension part is located in the frame area, the optical diaphragm is arranged on the light guide plate, the optical diaphragm includes at least one diaphragm extension part, and the diaphragm extension part is located in the frame area. The diaphragm extension part is engaged together and connected with the light guide plate extension part.Type: GrantFiled: March 31, 2022Date of Patent: April 8, 2025Assignee: TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Wenbin Wang, Lijian Xiao, Zhonghong Guan, Guanqiao Zhao, He Peng, Wenbin Lu
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Patent number: 12272777Abstract: A display panel includes a driving substrate, a plurality of bonding pads, a reflective layer, and a plurality of light-emitting units. The driving substrate includes a plurality of wirings of a driving circuit of the display panel. The bonding pads are disposed on the driving substrate and is electrically connected to the wirings of the driving circuit in the driving substrate. Every two of the bonding pads are arranged in pairs. Each of the bonding pads is frustum-shaped. The reflective layer is disposed between two adjacent pairs of the bonding pads. A material of the reflective layer includes photocuring reflective ink. Each of the light-emitting units is electrically connected to each pair of the bonding pads.Type: GrantFiled: December 17, 2021Date of Patent: April 8, 2025Assignee: TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventor: Shixin Zhou
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Patent number: 12274151Abstract: A display panel and a preparation method thereof are disclosed in the present disclosure. The display panel includes an anode layer and a light-emitting layer. The anode layer includes a first anode and a second anode. There is a gap between the first anode and the second anode. The first anode includes a first reflection portion, and the second anode includes a second reflection portion. A reflectivity of the first reflection portion is less than a reflectivity of the second reflection portion. The light-emitting layer includes a green light emitting portion and a blue light emitting portion that are correspondingly disposed on the first anode and the second anode respectively.Type: GrantFiled: July 21, 2021Date of Patent: April 8, 2025Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventor: Jia Tang
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Patent number: 12274143Abstract: A display panel and a display device are provided. A size of a first pixel opening is greater than a size of a second pixel opening. A ratio of an orthographic projection area of a first light-emitting layer projected on a substrate to an orthographic projection area of a second light-emitting layer projected on the substrate ranges from 95% to 105%. Reducing a size of the second pixel opening of a display light transmission region without reducing a PPI of the display light transmission region is beneficial to improve a display effect of the display light transmission region. There is no need to modify a mask sheet mesh, and no need to specially design a mask for the display light transmission region.Type: GrantFiled: December 14, 2020Date of Patent: April 8, 2025Assignee: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventor: Tao Chen
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Patent number: 12271085Abstract: The present application discloses an array substrate and a display panel. The array substrate includes a base substrate, a plurality of pixel electrodes, a first and a second shielding lines. The plurality of pixel electrodes are disposed on the base substrate and include a plurality of first pixel electrodes. The plurality of the first pixel electrodes are arranged in a first and a second directions. The first pixel electrode includes a first trunk electrode and a first branch electrode, the first trunk electrode includes a first vertical trunk extending in the first direction. The first shielding line is disposed on the base substrate, and includes a portion disposed on the periphery of the first vertical trunk. The second shielding line is disposed on the base substrate, and includes a portion disposed on the periphery of the first branch electrode. The first and the second shielding lines are electrically insulated.Type: GrantFiled: June 9, 2023Date of Patent: April 8, 2025Assignee: TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Kang Lu, Yani Chen
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Patent number: 12271075Abstract: The present application discloses a splicing panel. The present application is provided with a dimming layer on a light-emitting diode lamp plate, and then the dimming layer is provided with a plurality of first light shading parts arranged in an array. A visual effect of the light-emitting diode lamp plate on both sides in a first direction can be adjusted through the plurality of the first light shading parts, so as to improve a visual difference between display panels of the splicing panel and the light-emitting diode lamp plate on both sides in the first direction.Type: GrantFiled: May 23, 2022Date of Patent: April 8, 2025Assignee: TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Hongyuan Xu, Juncheng Xiao, Huajun Lu
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Patent number: 12272274Abstract: A display device is provided. The display device includes a middle frame component, a slide component, elastic elements, and a display screen. The middle frame component includes at least two middle frame bodies connected rotatably. The slide component includes at least two slide elements. The slide elements are slidably connected to the middle frame bodies correspondingly. The elastic elements are connected between the middle frame bodies and the slide elements. The display screen is connected to the slide component. By disposing the slide component, poor display incurred by occurrence of deformation is prevented when the display screen drops.Type: GrantFiled: May 20, 2022Date of Patent: April 8, 2025Assignee: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventor: Jiang Li
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Patent number: 12272328Abstract: This application discloses a pixel driving architecture, a display panel, and a display device. The pixel driving architecture uses three hybrid inversion modes of column inversion, one-plus-two-line point inversion, and two-line point inversion to drive the display panel. This improves the subjective vertical flicker brought about when the Strip architecture is driven by the driving mode of column inversion alone, and compared with the one-plus-two-line point inversion or two-line point inversion driving mode, the charging effect of the panel is better, and can make the twill disappear.Type: GrantFiled: July 22, 2021Date of Patent: April 8, 2025Assignees: Huizhou China Star Optoelectronics Display Co., Ltd., TCL China Star Optoelectronics Technology Co., Ltd.Inventor: Xiaoping Zheng
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Patent number: 12271093Abstract: A display panel and a display device are provided. The display panel includes a substrate; a light-emitting layer disposed on the substrate; a plurality of separating plates disposed on the light-emitting layer; an encapsulation layer disposed on the plurality of separating plate; and a viewing angle switching assembly disposed in the accommodating cavity. The substrate, the plurality of separating plates, and the encapsulation layer define an accommodating cavity. The viewing angle switching assembly includes a sidewall electrode disposed on the separating plate and charged particles having a first electrical polarity disposed in the accommodating cavity. In a private protection mode, the sidewall electrode has a second electrical polarity opposite to the first electrical polarity.Type: GrantFiled: November 3, 2022Date of Patent: April 8, 2025Assignee: WUHAN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Wenlong Ye, Wei Cheng
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Patent number: 12272291Abstract: This application discloses a gate driving circuit and a display panel. The gate driving circuit includes a plurality of stage circuits. The stage circuit includes an input module, a first output module, a second output module, a voltage stabilizing module, and a first driving control module. The voltage stabilizing module includes a first transistor whose gate receives a clock signal. When the gate driving circuit operates in a low power consumption mode, the clock signal turns on the first transistor to reduce a power consumption of the gate driving circuit by reducing a frequency of the clock signal.Type: GrantFiled: November 29, 2023Date of Patent: April 8, 2025Assignee: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventor: Huanxi Zhang
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Patent number: 12272273Abstract: The present application provides a flexible display module including: a flexible display panel including a first flat portion, a bent portion, and a second flat portion; a support member disposed on a side of the first flat portion adjacent to the second flat portion, wherein the support member is defined with a groove on a side of the support member adjacent to the second flat portion, and the groove is defined at an end of the support member adjacent to the bent portion; and an adhesive member disposed in the groove of the support member and disposed between the support member and the second flat portion.Type: GrantFiled: October 11, 2021Date of Patent: April 8, 2025Assignee: Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.Inventors: Dengqian Li, Hai Huang