Patents Assigned to Display Technologies
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Patent number: 12133444Abstract: The present disclosure discloses a display panel and a display device. The display panel includes a display region, an optical-device region, and a transition region, and further includes a substrate; and a thin-film-transistor layer disposed on one side of the substrate, wherein the thin-film-transistor layer comprises at least one undercut structure within the transition region, wherein the undercut structure comprises at least one inorganic layer and at least one organic layer; wherein one inorganic layer is at least disposed on one side of the organic layer away from the substrate; and wherein an orthographic projection area of the organic layer on the substrate is located within an orthographic projection area, of the inorganic layer away from one side of the substrate and close to the organic layer, on the substrate.Type: GrantFiled: June 7, 2021Date of Patent: October 29, 2024Assignee: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventor: Liang Fang
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Patent number: 12133426Abstract: Embodiments of the present application disclose a display panel and a display device. The display panel provided by the embodiments of the present application includes a substrate, an inorganic structure layer, a retaining wall structure, and a light-emitting layer. The inorganic structural layer is disposed on the substrate. The inorganic structure layer is provided with a groove. The retaining wall structure is arranged on the inorganic structure layer. The light-emitting layer is arranged on the retaining wall and the inorganic structure layer, wherein at least one side of the retaining wall structure covers a part of an opening of the groove. The light-emitting layer is disconnected at the groove.Type: GrantFiled: February 11, 2022Date of Patent: October 29, 2024Assignee: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventor: Simin Peng
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Patent number: 12132031Abstract: The embodiment of the present application provides a display panel and a manufacturing method thereof. The display panel comprises a light-emitting device layer, a first optical structure layer, a second optical structure layer and an anti-reflection layer. The light-emitting device layer comprises light-emitting diodes and a retaining wall. The second optical structure layer is filled in the opening areas. Meanwhile, a refractive index of the second optical structure layer is greater than a refractive index of the first optical structure layer. The light extraction rate and display effect are improved with the optical structure layers with different refractive indexes and the retaining wall.Type: GrantFiled: December 20, 2021Date of Patent: October 29, 2024Assignee: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventor: Chaoqun Yang
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Patent number: 12130983Abstract: The present disclosure provides a display panel and a driving method thereof. The display panel includes a substrate and a scan line, a light control device, and a display device on the substrate. The scan line is electrically connected to the light control device and the display panel, so that the light control device and the display device operate simultaneously.Type: GrantFiled: January 29, 2021Date of Patent: October 29, 2024Assignee: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.Inventors: Bao Zha, Zhitao Lu, Lei Wen, Jiangbo Yao
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Patent number: 12133325Abstract: The present application provides a display device and an electronic apparatus. The display device includes a panel, a flexible connecting member, a printed circuit board, a cover plate, and a bracket. The flexible connecting member connects the panel and the printed circuit board. The cover plate comprises a flat region and a curved region. An inner surface of the cover plate is attached to a first surface of the panel. The bracket comprises a planar portion. The planar portion horizontally supports the printed circuit board. Accordingly, the present application improves accuracy of a sucking head for sucking the printed circuit board during a bonding process of the printed circuit board.Type: GrantFiled: June 15, 2021Date of Patent: October 29, 2024Assignees: Wuhan China Star Optoelectronics Technology Co., Ltd., Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.Inventor: Congcong Jiang
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Patent number: 12132850Abstract: The present application provides a display device and a display apparatus, and the display device includes a middle frame, a rotating mechanism, a flexible display module, and a driving mechanism. The middle frame includes a first side surface and a second side surface, and the driving mechanism connected to the flexible display module, configured to drive the additional function area of the flexible display module to the second side surface when the display device runs a first function, or configured to drive the additional function area of the flexible display module to the first side surface when the display device runs a second function.Type: GrantFiled: September 7, 2021Date of Patent: October 29, 2024Assignee: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventor: Wenqiang Wang
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Patent number: 12133448Abstract: The embodiments of the present application disclose an organic light emitting display panel and a manufacturing method thereof. The organic light emitting display panel includes an organic light emitting diode layer and a metal nanoparticle layer. The metal nanoparticle layer is disposed on a side of the organic light emitting diode layer in contact with external environment, wherein metal nanoparticles of the metal nanoparticle layer can use their own surface plasmon resonance absorption effect to absorb ultraviolet rays emitted from external environment to the organic light emitting diode layer, thereby preventing ultraviolet rays from irradiating the organic light emitting diode layer.Type: GrantFiled: May 31, 2021Date of Patent: October 29, 2024Assignees: Wuhan China Star Optoelectronics Technology Co., Ltd., Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.Inventor: Qile Wang
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Patent number: 12131699Abstract: The present application relates to a brightness adjusting method, a device, a display device, and a storage medium. The method includes obtaining display brightness value lines, wherein each of the display brightness values of the display brightness value lines in a first display brightness value interval corresponds to a direct current (DC) mode; determining a target brightness adjusting mode according to a display brightness value interval in the display brightness value lines corresponding to an obtained target display brightness value; and adjusting brightness of a display device according to the target brightness adjusting mode to mitigate issues of a worse display effect and color bias.Type: GrantFiled: May 31, 2022Date of Patent: October 29, 2024Assignee: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventors: Jitong Hong, Fulin Liu
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Patent number: 12133347Abstract: A flexible display module and a mobile terminal are disclosed. The flexible display module includes a first bending region, a second bending region and at least one bidirectional bending region located at an overlap position between the first bending region and the second bending region, wherein the flexible display module includes a support layer, and the support layer includes a cut-out structure at least disposed in the bidirectional bending region. The cut-out structure includes multiple cut-out holes. The cut-out hole includes a long axis and a short axis arranged in a cross manner.Type: GrantFiled: November 3, 2021Date of Patent: October 29, 2024Assignee: Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.Inventor: Wenqiang Wang
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Patent number: 12132056Abstract: The present application provides a display panel and a display device, the display panel includes a transistor located in a display region, the transistor is at least one of a main transistor, an auxiliary transistor, and a voltage divider transistor. The transistor includes a channel located above a semiconductor layer and a source electrode and a drain electrode located on an electrode layer. The drain electrode includes a drain electrode tip region, and an orthographic projection of the drain electrode tip region on the semiconductor layer is located outside the channel.Type: GrantFiled: July 23, 2021Date of Patent: October 29, 2024Assignee: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.Inventors: Chaofan Liu, Junzheng Liu, Kecheng Xie
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Patent number: 12133406Abstract: A display panel includes an opening area, a peripheral area surrounding at least a part of the opening area, and a display area. The display panel further includes: a thin film transistor substrate; a plurality of ring-shaped retaining walls disposed on a part of the thin film transistor substrate corresponding to the peripheral area, and disposed around the opening area; and a filling layer disposed in the peripheral area. Any one of the ring-shaped retaining walls is provided with at least an opening.Type: GrantFiled: July 24, 2020Date of Patent: October 29, 2024Assignee: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventors: Yijia Wang, Bo Yan
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Patent number: 12132053Abstract: A display device and a method of manufacturing the same are disclosed. The display device includes a substrate layer and an active layer. The active layer includes a first body portion, a second body portion, and an additional portion. The first body portion is disposed on the first substrate area, the additional portion is disposed on the first body portion, the second body portion is arranged on the second substrate area, and the first body portion and the additional portion are not connected to the second body portion, wherein a band gap of the additional portion is smaller than a band gap of the first body portion and a band gap the second body portion.Type: GrantFiled: May 28, 2021Date of Patent: October 29, 2024Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventor: Haijun Wang
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Patent number: 12130985Abstract: A display panel is provided. The display panel includes a plurality of functional unit groups arranged in a display area. Each functional unit group includes at least one functional unit. Each functional unit is electrically connected to a first signal transmission line. A signal shielding line is disposed between the first signal transmission lines of a same functional unit group and a functional units of an adjacent functional unit group to solve a problem of poor touch performance caused by signal interference in existing touch solutions.Type: GrantFiled: September 29, 2021Date of Patent: October 29, 2024Assignee: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventors: Liang Fang, Ding Ding
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Patent number: 12132030Abstract: An LED display panel is provided by the present application. Two adjacent LED devices located on both ends of a first splicing seam have a first splicing distance therebetween, and the first splicing distance is defined as D1+?A1. A first region is disposed with a plurality of first LED devices thereon. A pitch between at least portions of two adjacent first LED devices gradually decreases from an end close to the first splicing seam to an end away from the first splicing seam in the first region in a first direction, and a pitch between any two adjacent first LED devices is less than the first splicing distance and greater than a first target pitch.Type: GrantFiled: August 4, 2020Date of Patent: October 29, 2024Assignee: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.Inventors: Lixuan Chen, Xin Zhang
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Patent number: 12130512Abstract: Embodiment of the present application discloses a spliced display device and a spliced display screen, wherein a groove is formed at a splicing area between adjacent ones of liquid crystal display panels, an LED light-emitting unit is disposed in the groove. Such an arrangement can not only eliminate splicing seams, but also prevent a side of the light-emitting diode light bar from being seen at a side viewing angle, and will not produce black stripes, thereby greatly improving user's experience.Type: GrantFiled: December 8, 2021Date of Patent: October 29, 2024Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventors: Bo Sun, Quansheng Liu, Ji Li, Juncheng Xiao
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Patent number: 12130524Abstract: The present disclosure discloses a display panel. The display panel includes a lighting test unit. The lighting test unit includes: signal input terminal sets, each including signal input terminals; shorting bar sets, each including shorting bars; and data signal line sets, each including data signal lines, where the signal input terminals are electrically connected to the shorting bars, the data signal lines are electrically connected to the shorting bars, and each shorting bar is connected end to end.Type: GrantFiled: August 10, 2021Date of Patent: October 29, 2024Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventors: Xiaoming Chen, Peng Wan
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Patent number: 12133446Abstract: An organic light-emitting diode (OLED) display panel, a manufacturing method thereof, and a display device are provided. The OLED display panel includes a substrate; an array functional layer; a light-emitting layer; a thin-film encapsulation layer; and a liquid crystal layer, which is disposed on the thin-film encapsulation layer, including a first liquid crystal region arranged on a non-pixel region and a second liquid crystal region arranged on a pixel region, wherein liquid crystal molecules positioned in the first liquid crystal region are aligned parallel to the substrate.Type: GrantFiled: June 12, 2020Date of Patent: October 29, 2024Assignee: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventors: Wei Chen, Ying Zheng
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Patent number: 12131683Abstract: A method for clock calibration is provided. In the technical solution according to the present disclosure, a target driving chip includes a plurality of clock calibration circuits, wherein each of the clock calibration circuits is configured with one clock frequency. Prior to sending a clock calibration signal, a controller sends a reference clock frequency to a driving chip over a configuration instruction, such that the driving chip determines a target clock calibration circuit for clock calibration based on the configuration instruction.Type: GrantFiled: October 9, 2021Date of Patent: October 29, 2024Assignees: Beijing BOE Display Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Xin Duan, Jigang Sun, Shaolei Zong, Wei Sun
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Patent number: 12131701Abstract: The present application discloses a display panel, an integrated chip and a display apparatus. The display panel includes: a first display area and a second display area; and pixel circuits including first pixel circuits and second pixel circuits, wherein the first pixel circuits are configured to provide driving currents to light emitting elements of the first display area, and the second pixel circuits are configured to provide driving currents to light emitting elements of the second display area, the pixel circuits receive a bias adjustment signal, the bias adjustment signal includes a first bias adjustment signal and a second bias adjustment signal, the first pixel circuits receive the first bias adjustment signal, and the second pixel circuits receive the second bias adjustment signals, a voltage value of the first bias adjustment signal is V1, and a voltage value of the second bias adjustment signal is V2, wherein V1?V2.Type: GrantFiled: January 30, 2023Date of Patent: October 29, 2024Assignee: XIAMEN TIANMA DISPLAY TECHNOLOGY CO., LTD.Inventors: Jieliang Li, Ping An, Guoxing Chen, Yuping Xu
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Patent number: 12133429Abstract: A display panel and a display device are provided. The display panel includes a shielding layer, a pixel driving circuit layer located on the shielding layer and including a plurality of pixel driving circuits at least partially overlapping the shielding layer, and a power supply line electrically connected to a plurality of through holes of the shielding layer disposed in the pixel driving circuit layer. A converging line between adjacent through holes are arranged according to a shortest distance between the adjacent through holes.Type: GrantFiled: March 22, 2022Date of Patent: October 29, 2024Assignee: Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.Inventor: Xing Wu