Patents Assigned to Display Technologies
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Publication number: 20240244931Abstract: A display panel includes a partition retaining wall, the partition retaining wall includes a metal partition portion and an insulating retaining wall portion, a sidewall on one side of the metal partition portion facing away from the insulating retaining wall portion includes a first recess structure, and the cathode layer is separated at the first recess structure.Type: ApplicationFiled: April 1, 2024Publication date: July 18, 2024Applicant: Xiamen Tianma Display Technology Co., Ltd.Inventors: Jiansheng Zhong, Jinjin Yang, Shui He
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Publication number: 20240244884Abstract: An array substrate and a display panel are provided. A driving circuit layer of the array substrate includes a low temperature polysilicon thin film transistor and a low temperature polycrystalline oxide thin film transistor which are electrically connected with each other. A hydrogen blocking layer is formed on at least one of an upper side and a lower side of an oxide active layer of the low temperature polysilicon thin film transistor. The hydrogen blocking layer can block hydrogen ions in other film layers to invade the oxide active layer and avoid that device characteristics are drifted.Type: ApplicationFiled: March 31, 2024Publication date: July 18, 2024Applicant: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventors: Huihui ZHAO, Hao PENG
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Publication number: 20240241550Abstract: Provided are a display module, a display device, and a preparation method of a display device. The display module includes a display panel, a support module and a sealing glue. The display panel includes a display portion, and the display portion is provided with a light-emitting structure. A cover plate is arranged at a side of the display portion in a thickness direction, and the support module is arranged at a side of the display portion away from the cover plate. In a direction parallel to a plane where the cover plate is located, the support module and the cover plate are arranged beyond the display panel, to form a slot-shaped structure, and the sealing glue is at least partially located within the slot-shaped structure.Type: ApplicationFiled: March 29, 2024Publication date: July 18, 2024Applicant: Xiamen Tianma Display Technology Co., Ltd.Inventor: Zhiwei Wang
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Publication number: 20240241577Abstract: Provided is a method for processing three-dimensional image data, applicable to providing three-dimensional image data to a three-dimensional display terminal, wherein the three-dimensional display terminal is provided with a plurality of viewpoints successively arranged, and a viewing region of the three-dimensional display terminal includes a plurality of sub-regions. The method includes: receiving indication information, wherein the indication information is indicative of a number of target sub-regions, the target sub-region being a sub-region, where a viewer is present, in the viewing region; determining a target view based on the indication information, wherein a number of the target views determined in a case that the number of the target sub-regions is 1 is less than the number of the target views determined in a case that the number of the target sub-regions is greater than 1; and transmitting image data of the target view to the three-dimensional display terminal.Type: ApplicationFiled: November 29, 2021Publication date: July 18, 2024Applicants: Beijing BOE Display Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Jinghua MIAO, Donghua NIU, Xuefeng WANG, Yanqiu ZHAO, Yulong WU, Wenyu LI, Zhifu LI, Lili CHEN, Hao ZHANG
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Publication number: 20240241402Abstract: A display module for a mobile terminal includes a cover plate; a display panel arranged on an inner side of the cover plate and including a display region, a bonding region, and a bending region between the display region and the bonding region; and a polarizer arranged between the cover plate and the display panel. The bonding region includes a wiring layer which at least partially extends into the bending region, and the polarizer extends out of the display region and covers the wiring layer in the bending region.Type: ApplicationFiled: July 26, 2021Publication date: July 18, 2024Applicant: Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.Inventors: Peng HU, Congcong JIANG
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Patent number: 12038792Abstract: The present application provides a flexible display panel, an electronic device, and a hinge. A plurality of support members of the hinge rotate under an action of a rotation mechanism and a linkage mechanism, and a rotation of the support member drives a first packaging mechanism and a second packaging mechanism to rotate. Thus, when the support member is in a first position and a second position, the first packaging mechanism and the second packaging mechanism may shield the rotation mechanism and the linkage mechanism. The packaging mechanism may shield and protect members in the hinge before and after folding a display device.Type: GrantFiled: September 3, 2021Date of Patent: July 16, 2024Assignee: Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.Inventor: Zikang Feng
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Patent number: 12038785Abstract: The present invention provides a foldable display device including a front frame, a bottom frame assembly, a display panel, and a supporting plate. The supporting plate includes a bending region, the bending region is provided with a plurality of openings, and the openings include a first long axis and a first short axis. A distance between inner walls of both sides of the openings in a direction of the first long axis gradually decreases from both ends of the openings to middle along the direction of the first long axis, thereby improving extension performance and ability to restore deformation, and reducing a risk of inner film layers of the foldable display device from being separated.Type: GrantFiled: June 24, 2020Date of Patent: July 16, 2024Assignee: Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.Inventor: Wen Han
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Patent number: 12041819Abstract: A display panel and a display device are provided. The display panel includes a plurality of light-emitting devices and a pixel driving circuit for driving the light-emitting devices to emit light. By using oxide transistors as a compensation transistor, first initialization transistor, and second initialization transistor in the pixel driving circuit, and using low-temperature polysilicon transistors as other transistors, both low leakage current characteristics of the oxide transistors and high mobility characteristics of the low-temperature polysilicon transistors can be achieved, making the circuit more stable.Type: GrantFiled: October 19, 2020Date of Patent: July 16, 2024Assignee: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventor: Bi Chen
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Patent number: 12041827Abstract: A stretchable display panel includes a stretchable substrate, a plurality of display units, and a wiring portion. The stretchable substrate includes island-shaped areas and hinge areas. Each of the hinge area includes a first hinge area and a second hinge area. The wiring portion at least include a first power line and second power lines. A number of the second power lines disposed in the second hinge area is less than a number of the second power lines disposed in the first hinge area.Type: GrantFiled: November 26, 2020Date of Patent: July 16, 2024Assignee: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventors: Shijuan Yi, Liang Sun, Likun Cheng
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Patent number: 12038642Abstract: The present application discloses a display panel. The display panel is defined with a display region and a dummy region and include a first substrate and a second substrate. The first substrate comprises a first black matrix disposed in the display region and a second black matrix disposed in the dummy region. A thickness of the second black matrix is greater than a thickness of the first black matrix such that the dummy region of the first substrate forms a first thickened layer relative to the display region. The second substrate is disposed opposite to the first substrate. The present application can reduce a film thickness difference between the display region and the dummy region, weaken a seesaw effect, and improve poor display on a periphery of the display panel.Type: GrantFiled: April 30, 2021Date of Patent: July 16, 2024Assignee: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.Inventor: Rong Gao
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Patent number: 12038645Abstract: A light-emitting substrate and a display device are provided. The light-emitting substrate includes a plurality of partitions, and the partitions include a first light-emitting unit and a first dummy unit. The first light-emitting unit includes at least one light-emitting element. The first dummy unit is connected in parallel with the first light-emitting unit. The first dummy unit includes a dummy light-emitting element, and an operating voltage of the first dummy unit is greater than an operating voltage of the first light-emitting unit.Type: GrantFiled: August 27, 2021Date of Patent: July 16, 2024Assignee: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.Inventor: Yanchen Li
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Patent number: 12040408Abstract: The present disclosure provides a precursor solution of an indium gallium zinc oxide film and a method of preparing an indium gallium zinc oxide thin film transistor. The precursor solution is provided with an indium salt, a gallium salt, a zinc salt, a stabilizing agent, and a solvent. The stabilizing agent is ethanolamine. Use of ethanolamine helps to promote an oxidation process of the precursor solution, and reduce an oxygen vacancy concentration in the indium gallium zinc oxide film, so as to improve negative bias of a threshold voltage of a channel layer made of the indium gallium zinc oxide film in a thin film transistor.Type: GrantFiled: September 4, 2020Date of Patent: July 16, 2024Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventors: Hejing Sun, Hengda Qiu, Hang Zhou
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Patent number: 12038657Abstract: A liquid crystal panel includes an active matrix substrate including a gate driver circuit, a demultiplexer circuit, and a gate switch circuit. The active matrix substrate includes a non-display region and a testing terminal region located outside the non-display region, has first and second in-panel testing terminals in the non-display region, and has first and second out-panel testing terminals in the testing terminal region. The second out-panel testing terminal is connected to the gate driver circuit. The first out-panel testing terminal is connected to the demultiplexer circuit. The second in-panel testing terminal is connected to the gate switch circuit. The first in-panel testing terminal is connected to the demultiplexer circuit.Type: GrantFiled: November 10, 2023Date of Patent: July 16, 2024Assignee: Sharp Display Technology CorporationInventors: Isao Takahashi, Yohsuke Fujikawa, Takuya Hachida, Shun Iinuma
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Patent number: 12039908Abstract: The present disclosure provides a display panel. The display panel includes: a substrate; a pixel driving circuit disposed on the substrate, the pixel driving circuit comprises driving sub-circuits; and a pixel layer disposed on the substrate, the pixel layer comprises pixel units arranged in an array, each of the pixel units comprises a red pixel, a green pixel, a first blue pixel, and a second blue pixel; each of the driving sub-circuits is in one-to-one correspondence with each color pixel, and a light transmission band of the first blue pixel is different from a light transmission band of the second blue pixel; in a first display mode, the pixel driving circuit drives the red pixels, the green pixels, and the first blue pixels to light up; in a second display mode, the pixel driving circuit drives the red pixels, the green pixels, and the second blue pixels to light up.Type: GrantFiled: February 27, 2023Date of Patent: July 16, 2024Assignees: Huizhou China Star Optoelectronics Display Co., LTD., SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventors: Kuo Gao, Lin Xiong
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Patent number: 12041843Abstract: A flexible substrate and a method of manufacturing the same, and an electronic device are disclosed. The flexible substrate includes a first flexible substrate, a porous film layer disposed on the first flexible substrate, a second flexible substrate disposed on the porous film layer. The porous film layer is configured to increase adhesion between the first flexible substrate and the second flexible substrate.Type: GrantFiled: September 4, 2020Date of Patent: July 16, 2024Assignee: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.Inventor: Linshuang Li
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Patent number: 12039920Abstract: A display panel. The display panel includes a base substrate, drive circuits, pixel circuits, and signal line groups. The drive circuits and the pixel circuits are arranged on the base substrate. The drive circuits provide control signals for the pixel circuits. The pixel circuits provide drive currents for light-emitting elements of the display panel. The drive circuits include a first drive circuit and a second drive circuit. The signal line groups include a first signal line group and a second signal line group. The first signal line group includes M signal lines that provide signals for the first drive circuit. The second signal line group includes N signal lines that provide signals for the second drive circuit, M?1, and N?1. The first drive circuit provides a light-emitting control signal for a light-emitting control transistor of the pixel circuit.Type: GrantFiled: January 24, 2023Date of Patent: July 16, 2024Assignee: Xiamen Tianma Display Technology Co., Ltd.Inventors: Fenxiang Zou, Jieliang Li
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Patent number: 12039115Abstract: A display panel and electronic device are provided. The display panel comprises a plurality of touch signal lines, a plurality of display signal lines, a plurality of first-type signal shielding lines, and a plurality of first power lines. The first-type signal shielding line is arranged in the non-display area, and the first-type signal shielding line is located between the touch signal line and the display signal line. The first power line is connected to a fixed voltage signal, and the first-type signal shielding line is electrically connected to the first power lines respectively on both sides of the bending sub-area.Type: GrantFiled: December 20, 2021Date of Patent: July 16, 2024Assignee: Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.Inventors: Liang Fang, Ding Ding
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Patent number: 12038651Abstract: A display panel includes an array substrate and an opposite substrate that are disposed opposite to each other, a liquid crystal layer disposed between the array substrate and the opposite substrate, and a plurality of spacers disposed on a side of the opposite substrate proximate to the array substrate. The array substrate includes a substrate and at least one metal platform disposed on a side of the substrate proximate to the opposite substrate. At least one spacer of the plurality of spacers is disposed opposite to the metal platform; and an orthographic projection of an end, proximate to the substrate, of the spacer on the substrate is located within an orthographic projection of the metal platform on the substrate.Type: GrantFiled: August 5, 2021Date of Patent: July 16, 2024Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Jianjun Wang, Jiliang Zhang, Yuting He, Wei Cao, Yupeng Wang
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Patent number: 12039944Abstract: The present disclosure provides a backlight data transmission method including: receiving, in response to a first vertical synchronization signal of a current image frame sent from a logic circuit board, an entire of backlight data sent from the logic circuit board during a first preset time period, where the entire backlight data includes backlight data corresponding to backlight regions, and duration of the first preset time period is longer than duration of the first vertical synchronization signal in an active level state during one period; and sending the entire backlight data to a backlight driving module during a second preset time period after the first preset time period, where a sum of the duration of the first preset time period and duration of the second preset time period is less than a period of the first vertical synchronization signal.Type: GrantFiled: April 26, 2021Date of Patent: July 16, 2024Assignees: Beijing BOE Display Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Shou Li, Hengyu Yan, Wenyu Li, Zhiming Meng, Jian Zhang, Zhanchang Bu
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Patent number: 12038790Abstract: A display device is provided. The display device includes a housing, a flexible display screen arranged in the housing, and a keyboard assembly located between the housing and the flexible display screen. The keyboard assembly includes a driving component and a keyboard component. The flexible display screen and the keyboard component are fixedly connected, and the keyboard component is arranged up and down in the housing along a light emitting direction of the flexible display screen through the driving component.Type: GrantFiled: October 21, 2021Date of Patent: July 16, 2024Assignee: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventor: Zikang Feng