Patents Assigned to Display Technologies
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Patent number: 12080722Abstract: A pixel array, a display panel, and a display device are provided. The pixel array includes a first pixel electrode, a first data line, and a second data line. The first pixel electrode includes a first side and a second side opposite to the first side. The first data line is electrically connected to the first pixel electrode. The first data line is adjacent to the first side of the first pixel electrode and extends to the second side. The second data line is adjacent to the first data line. At least a portion of the second data line is disposed between the second side and the first data line. The first data line and the second data line are respectively configured to transmit signals with opposite polarities.Type: GrantFiled: October 25, 2021Date of Patent: September 3, 2024Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventors: Yichen Bai, Zhijuan Long, Hongquan Wei
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Publication number: 20240290257Abstract: A display panel and a display device are provided. The display panel includes a display substrate including a first display region and a second display region adjacent to the first display region, n rows of first pixel driving circuits located in the first display region and m rows of second pixel driving circuits located in the second display region, a plurality of reset signal lines including n first reset signal lines corresponding to the n rows of the first pixel driving circuits; wherein one terminal of each of the first reset signal lines is electrically connected to the corresponding first pixel driving circuits, and another terminal of one of any two adjacent first reset signal lines is electrically connected to the corresponding second pixel driving circuits. The display device includes the display panel.Type: ApplicationFiled: November 12, 2021Publication date: August 29, 2024Applicant: WUAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventor: Kai LU
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Publication number: 20240290793Abstract: An array substrate, a manufacturing method thereof, and a display panel are provided. The present invention uses an inkjet printing method to construct a two-dimensional nanomaterial as a photosensitive film, and adjusts a composition of the nanomaterial to construct a photoelectric film with high gain, which is then combined with a high mobility film to construct a display device with high mobility and broad spectrum light response.Type: ApplicationFiled: November 9, 2020Publication date: August 29, 2024Applicant: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.Inventors: Yu ZHANG, Miao JIANG, Jiangbo YAO, Lixuan CHEN, Xin ZHANG
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Publication number: 20240292555Abstract: The present disclosure discloses a flexible display device. The flexible display device includes a housing, a telescopic assembly, a flexible screen, and a transmission assembly. Both ends of the flexible screen are connected to the telescopic assembly. The transmission assembly is configured to drive, during the movement relative to the housing, the telescopic assembly to stretch or contract. In this way, the flexible screen is pulled out or rolled for storage.Type: ApplicationFiled: May 7, 2024Publication date: August 29, 2024Applicants: WUHAN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD., WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventor: Guobao JIANG
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Publication number: 20240290268Abstract: A pixel driving circuit, a driving method thereof, and a display panel are proposed. The pixel driving circuit includes a switching transistor connected between a gate of the driving transistor and the initialization voltage node and between the first electrode of the driving transistor. The active layer of the switching transistor includes an oxide semiconductor with a characteristics of low leakage current. The display quality is improved when the display panel is operated in the low-frequency driving mode for display.Type: ApplicationFiled: May 6, 2024Publication date: August 29, 2024Applicant: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventors: Xuanyun WANG, Chao DAI
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Publication number: 20240290228Abstract: A support composite plate, a manufacturing method thereof, and a display module are provided. The support composite plate includes at least one bending area and non-bending areas positioned on both sides of the bending area, and includes a support layer, a buffer layer, and a hardened layer. Wherein, the support layer is defined with at least one opening corresponding to the bending area, the buffer layer is disposed in the bending area and fills the opening, the hardened layer is disposed on the buffer layer, and the buffer layer overlaps at least a part of the support layer.Type: ApplicationFiled: April 16, 2021Publication date: August 29, 2024Applicants: Wuhan China Star Optoelectronics Technology Co., Ltd., Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.Inventors: Defu ZHU, Yingbao HUANG
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Publication number: 20240292715Abstract: A display panel includes a light-emitting device and an encapsulating member. The encapsulating member includes a first inorganic encapsulating layer, which includes at least a first inorganic encapsulating sub-layer and a second inorganic encapsulating sub-layer that are stacked in a direction away from the light-emitting device. The first inorganic encapsulating sub-layer is disposed on one side of the second inorganic encapsulating sub-layer close to the light-emitting device. The thickness of the first inorganic encapsulating sub-layer is greater than that of the second inorganic encapsulating sub-layer. The refractive index of the first inorganic encapsulating sub-layer is n1, the refractive index of the second inorganic encapsulating sub-layer is n2, wherein n1>n2. The extinction coefficient of the first inorganic encapsulating sub-layer is less than 0.001.Type: ApplicationFiled: October 29, 2023Publication date: August 29, 2024Applicant: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventor: Fei QI
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Publication number: 20240292694Abstract: The present disclosure provides a display panel. The display panel has a display region and a non-display region at a periphery of the display region, and includes: a touch unit in the display region; a first pad group, a second pad group, a first selection circuit, and a second selection circuit in the non-display region; and a first signal connection line and a second signal connection line in the non-display region. A part of the first signal connection line is disposed on a side of the first pad group away from the second pad group.Type: ApplicationFiled: April 27, 2022Publication date: August 29, 2024Applicants: Chongqing Boe Display Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Chao ZENG, Rui WANG
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Publication number: 20240292711Abstract: A display panel includes a light-emitting device, and an encapsulating member disposed on the light-emitting device for encapsulating the light-emitting device. The encapsulating member includes a first inorganic encapsulating layer, which includes at least a first inorganic encapsulating sub-layer, a second inorganic encapsulating sub-layer, and a third inorganic encapsulating sub-layer. The thickness of the third inorganic encapsulating sub-layer is greater than that of the first inorganic encapsulating sub-layer and that of the second inorganic encapsulating sub-layer. The refractive index of the first inorganic encapsulating sub-layer is n1, the refractive index of the second inorganic encapsulating sub-layer is n2, and the refractive index of the third inorganic encapsulating sub-layer is n3, wherein n2<n3<n1, and n1?n2>0.4.Type: ApplicationFiled: September 28, 2023Publication date: August 29, 2024Applicant: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventor: Fei QI
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Publication number: 20240290792Abstract: Disclosed are an array substrate, a display panel, and a method for manufacturing an array substrate, wherein the array substrate includes a base substrate and a protection layer, the protection layer is disposed on the base substrate and covers the base substrate, and a first through-hole for discharging moisture is formed in the protection layer. The present disclosure improves the stability of the thin film transistor in the array substrate by providing the through-hole in the protection layer to discharge moisture without additional structures, and improves the phenomenon of negative bias leakage of the display panel without changing the spatial arrangement.Type: ApplicationFiled: June 28, 2023Publication date: August 29, 2024Applicant: Guangzhou China Star Optoelectronics Semiconductor Display Technology Co., LTd.Inventors: Wei LIU, Yanhong MENG
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Publication number: 20240290794Abstract: The present application provides a display substrate, a method for manufacturing the same, and a display device, which belongs to the technical field of displays. The display substrate includes: a base substrate and a plurality of sub-pixels on the base substrate, the sub-pixels include a sub-pixel driving circuit and a light-emitting element. The sub-pixel driving circuit includes: a first transistor and a second transistor; an active layer structure of the first transistor includes a first active layer and a second active layer connected to the first active layer. The second active layer is located at a side of the first active layer away from the base substrate, the first active layer includes a first active portion and a second active portion which are independent from each other, and the first active portion and the second active portion are connected to two ends of the second active layer, respectively.Type: ApplicationFiled: June 29, 2022Publication date: August 29, 2024Applicants: Chongqing BOE Display Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Qiujie Li, Weiwei Hou, Shuanzhu Li, Wentao Wang, Dawei Shi, Weixing Gong, Liqiang Niu
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Publication number: 20240290889Abstract: The present disclosure provides a display panel, a manufacturing method thereof, and a display device. The display panel includes a substrate and a thin film transistor layer disposed on the substrate, wherein the thin film transistor layer includes an active layer, a metal layer, and an anti-reflection layer; the anti-reflection layer is at least disposed on a side of the metal layer close to the active layer, and a reflectivity of the anti-reflection layer is less than a reflectivity of the metal layer.Type: ApplicationFiled: March 31, 2021Publication date: August 29, 2024Applicant: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.Inventor: Macai LU
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Patent number: 12073761Abstract: The present disclosure relates to the field of display technologies and, in particular to a display panel and an electronic device. The display panel comprises: Q rows of first scanning line groups arranged sequentially along a column direction; M columns of second scanning line groups arranged sequentially along a row direction; and at least one gate drive circuit, located on a side of the Q-th row of the first scanning line groups away from the (Q?1)-th row of the first scanning line groups. Each gate drive circuit comprises Q columns of shift register unit groups cascaded in stages. The q-th stage of the shift register unit groups is connected with the q-th row of the first scanning line groups through at least one column of the second scanning line groups. M?Q>1, 1?q?Q, and M, N, Q, q are all positive integers.Type: GrantFiled: December 4, 2020Date of Patent: August 27, 2024Assignees: Hefei BOE Display Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Maoxiu Zhou, Min Cheng, Yuntian Zhang, Ke Dai, Haipeng Yang, Xiaoting Jiang, Chunxu Zhang, Li Tian, Mengmeng Li
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Patent number: 12075579Abstract: The present application provides a hinge, a flexible display panel, and an electronic device. The electronic device includes a flexible display panel including a flexible portion and a hinge, and the hinge includes a fixing bracket, a rotating mechanism, and a first support plate. When the flexible portion is in a flat state, the first support plate supports the flexible portion to reduce creases of the flexible portion. When the flexible portion is in a bent state, the first support plate is away from the flexible portion to prevent the flexible display panel from being pressed.Type: GrantFiled: September 1, 2021Date of Patent: August 27, 2024Assignee: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventor: Guobao Jiang
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Patent number: 12074146Abstract: A display panel and a manufacturing method thereof are disclosed. The display panel includes a substrate, a light extraction structure, and a thin film transistor array layer. The light extraction structure includes a plurality of light emitting diode (LED) chips, a first light extraction portion, a second light extraction portion, and a first metal layer. The second light extraction portion covers the first light extraction portion and the LED chips. Light achieves total reflection after passing through the first light extraction portion and the second light extraction portion and then irradiating a sidewall of the first metal layer, improving the light exit efficiency at a front viewing angle.Type: GrantFiled: December 13, 2021Date of Patent: August 27, 2024Assignee: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventor: Shijuan Yi
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Patent number: 12072569Abstract: A display panel and a display device are disclosed. The display panel includes drive transistors and photosensitive transistors disposed in a same layer of a first substrate. Each of the photosensitive transistors is correspondingly disposed in a gap between at least two adjacent color resist blocks. A plurality of pairs of first light-shielding support columns are disposed between the first substrate and a second substrate, a first end thereof is connected to the first substrate, and a second end thereof is connected to the second substrate. Wherein, each pair of the first light-shielding support columns is disposed corresponding to each of the photosensitive transistors by one to one.Type: GrantFiled: May 28, 2021Date of Patent: August 27, 2024Assignee: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.Inventors: Haijun Wang, Jiangbo Yao
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Patent number: 12072573Abstract: A backlight assembly, a display panel and a display device are provided. the backlight assembly includes: a work region, a light-emitting element, a light guide plate and a light guide structure. The work region includes a center region and an edge region surrounding the center region; the light-emitting element is at least in the center region; the light guide plate is in the work region, and configured to conduct light emitted by the light-emitting element and allow the light to exit from the work region; and the light guide structure is at a side of the light guide plate close to the light-emitting element, and arranged along at least part of an edge of the light guide plate; the light guide structure is configured to allow a part of the light emitted by the light-emitting element to enter the edge region.Type: GrantFiled: June 29, 2021Date of Patent: August 27, 2024Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Changjia Fu, Dan Li, Haijun Shi, Bochang Wang, Fei Dong, Enliang Zhang
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Patent number: 12073650Abstract: A display panel and an electronic device are provided. The display panel includes a first panel, a second panel, and a binding layer. The first panel includes light-emitting units, and also includes light-transmitting regions. The second panel includes photoelectric sensing elements and a second driving circuit layer. The second driving circuit layer includes second driving transistors. The second driving transistors are electrically connected to the photoelectric sensing elements, and the photoelectric sensing elements are opposite to the light-transmitting regions. The binding layer is disposed between the first panel and the second panel, and configure to bind the first panel and the second panel.Type: GrantFiled: December 20, 2021Date of Patent: August 27, 2024Assignee: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventors: Xiaosu Jiang, Chongpeng Ruan, Manman Ding, Shengze Liu, Wenxu Xianyu
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Patent number: 12074174Abstract: An array substrate and a manufacturing method thereof, and a display panel are disclosed. The array substrate includes a substrate, a switching transistor, and a driving transistor. The switching transistor and the driving transistor are disposed on the substrate. An orthogonal projection of the switching transistor on the substrate is staggered from an orthogonal projection of the driving transistor on the substrate. A mobility of the switching transistor is greater than a mobility of the driving transistor, and a threshold voltage of the driving transistor is less than a threshold voltage of the switching transistor.Type: GrantFiled: December 10, 2021Date of Patent: August 27, 2024Assignee: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.Inventors: Chuanbao Luo, Jiangbo Yao
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Patent number: 12073803Abstract: A display device includes: a first liquid crystal panel; a second liquid crystal panel disposed on a back face of the first liquid crystal panel; and a controller, wherein the controller determines, based on a maximum value of a target pixel value of the display device and a surrounding pixel value of the display device and a minimum value of the target pixel value and the surrounding pixel value, a value of a gray scale of a target pixel of the second liquid crystal panel with reference to at least one of a plurality of conversion characteristics indicating characteristics different from each other as characteristics configured to convert the target pixel value into the value of the gray scale of the target pixel of the second liquid crystal panel.Type: GrantFiled: February 16, 2023Date of Patent: August 27, 2024Assignee: Sharp Display Technology CorporationInventors: Tatsunori Nakamura, Takayuki Murai