Patents Assigned to Display Technologies
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Publication number: 20240049576Abstract: A display panel and a mobile terminal are disclosed. The display panel includes a substrate, a first refractive index layer, and a second refractive index layer. The first refractive index layer includes a plurality of first openings in a functional display area and a plurality of second openings in a main display area. The second refractive index layer is filled in the first openings and the second openings, and a refractive index of the second refractive index layer is greater than a refractive index of the first refractive index layer. A number density of the first openings is greater than a number density of the second openings.Type: ApplicationFiled: January 7, 2022Publication date: February 8, 2024Applicant: Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.Inventor: Rui TANG
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Publication number: 20240046878Abstract: A pixel compensation method, a pixel compensation structure, and a display panel are provided, which includes obtaining optical sensing data of the pixel unit to be compensated, determining first compensation data of the first subpixel according to the optical sensing data, and determining the second compensation data of the second subpixel according to the first compensation data. The hardware design complexity of the application and the complexity of the pixel driver program is reduced, and the purpose of fast compensation and storage space saving is achieved.Type: ApplicationFiled: February 25, 2022Publication date: February 8, 2024Applicant: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.Inventors: Mingyao CHEN, Jinao CHEN
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Publication number: 20240045226Abstract: The present application provides a 3D display device. The 3D display device comprises a plurality of light-emitting fibers and a plurality of electrode wires. A plurality of light-emitting fibers are arranged at intervals and arranged in different planes. A plurality of electrode wires are arranged at intervals and arranged across and in contact with the corresponding light-emitting fibers to form a 3D network structure.Type: ApplicationFiled: September 14, 2021Publication date: February 8, 2024Applicant: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.Inventor: jinyang Zhao
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Publication number: 20240049406Abstract: The present disclosure provides a support component and a flexible display module. The support component includes a support layer. The support layer has a patterned structure in a bending area. The patterned structure includes two first hollow patterns. The first hollow pattern includes a plurality of support blocks and a plurality of first hollow parts. An opening is formed at a corresponding first edge close to each of the plurality of first hollow parts, when the support layer is in a bending state, the opening shrinks to a closed state.Type: ApplicationFiled: August 9, 2021Publication date: February 8, 2024Applicant: Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.Inventor: Wenqiang WANG
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Publication number: 20240047470Abstract: The present application discloses an array substrate and a display panel. The array substrate includes a plurality of pixel units arranged in an array, each of the pixel units includes a thin film transistor. The thin film transistor includes a gate electrode and a drain electrode. A first overlap region and a non-overlap region is defined between the gate electrode and the drain electrode. The first overlap region is adjacent to the non-overlap region. A width of a cross section of the drain electrode in the first overlap region is less than a width of a cross section of the drain electrode in the non-overlap region. The array substrate can reduce a parasitic capacitor between the gate electrode and drain electrode.Type: ApplicationFiled: March 17, 2022Publication date: February 8, 2024Applicant: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventors: Ruifa TAN, Tianhong WANG, Xiaohui YAO
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Publication number: 20240045269Abstract: 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: ApplicationFiled: August 27, 2021Publication date: February 8, 2024Applicant: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.Inventor: Yanchen LI
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Publication number: 20240047467Abstract: An array substrate and a display panel are disclosed. The display panel includes the array substrate. An ion injection stopper layer and an active layer of the array substrate correspond to at least part of the channel part. The ion injection stopper layer blocks ions from being injected into the channel part. Therefore, an effective channel length of oxide TFTs is reduced. A width of a channel of the oxide TFTs can be reduced without changing a width-length ratio of the oxide TFTs. As such, a size of the oxide TFTs can be reduced, and an aperture ratio of the display panel is increased.Type: ApplicationFiled: March 21, 2022Publication date: February 8, 2024Applicant: GUANGZHOU CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventors: Jun Zhao, Wei Wu, Bin Zhao, Juncheng Xiao
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Publication number: 20240049514Abstract: The present application provides a display panel. By arranging a plurality of sub-pixels in the display panel into the same pixel opening, the number of pixel openings in the display area can be reduced, and the number of ink droplets that can be sprayed in a single pixel opening can be increased, thereby the risk of color mixing of adjacent sub-pixels can be reduced, and at the same time, the number of times of inkjet printing can be reduced, the time of inkjet printing can be shortened, and the production efficiency can be improved.Type: ApplicationFiled: December 29, 2022Publication date: February 8, 2024Applicants: Huizhou China Star Optoelectronics Display Co., Ltd., Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.Inventor: Guojie WANG
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Publication number: 20240047626Abstract: The present application provides a color film substrate, a method for preparing the color film substrate, and a display panel; wherein the color film substrate comprises a substrate, a light shielding layer and a plurality of pixel units arranged on the substrate, a plurality of openings are formed on the light shielding layer, and a condensing component is arranged at bottoms of parts of the openings, wherein the condensing component is used for converging emitted light of the first color sub-pixel unit and the second color sub-pixel unit, so as to change an emission angle of the emitted light to alleviate a problem of a poor light extraction efficiency of existing QDCF structures under a front viewing angle.Type: ApplicationFiled: September 15, 2021Publication date: February 8, 2024Applicant: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventor: Lixuan Chen
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Publication number: 20240047474Abstract: An array substrate, a display panel and a display device are provided. The array substrate includes a semiconductor pattern, a first gate, a second gate and a first metal part. The semiconductor pattern includes a first channel overlapping with the first gate, a second channel overlapping with the second gate, and a first connection part connecting the first channel with the second channel. The first metal part overlaps with the first connection part and is electrically connected to the first connection part. According to the embodiments of the present disclosure, it is beneficial to improving the uniformity of current distribution of a transistor.Type: ApplicationFiled: October 17, 2023Publication date: February 8, 2024Applicant: TIANMA ADVANCED DISPLAY TECHNOLOGY INSTITUTE (XIAMEN) CO., LTD.Inventors: Zhenyu JIA, Rusheng LIU, Kerui XI, Tianyi WU, Xiaoxiang HE, Liwei ZHANG, Yukun HUANG, Aowen LI, Ping AN, Xuhui PENG
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Publication number: 20240047538Abstract: The present application provides a thin film transistor and a manufacturing method thereof. A substrate, an active layer, a first insulating layer, and a gate electrode are stacked and disposed in sequence, the second insulating layer is disposed on the substrate and covers the active layer, the first insulating layer, and the gate electrode. A source electrode and a drain electrode are separately disposed on a side of the second insulating layer away from the gate electrode, and any one of a projection of the source electrode on the active layer or a projection of the drain electrode on the active layer does not coincide with a projection of the gate electrode on the active layer. Thereby, a parasitic capacitance of the gate electrode and the source electrode can be reduced, and a parasitic capacitance of the gate electrode and the drain electrode can be reduced.Type: ApplicationFiled: May 10, 2021Publication date: February 8, 2024Applicant: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventors: Yuanpeng Chen, Yuanjun Hsu
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Patent number: 11893955Abstract: The present disclosure provides common voltage compensation method and device for display panel, a display panel, and a display device. The display panel includes a common electrode, a common voltage compensation unit, and common electrode lines. The common electrode lines are sequentially numbered according to a distance from the common voltage compensation unit, a number of the common electrode lines is n, and n is an integer greater than 8. The method includes: the common voltage compensation unit providing common voltage to the common electrode; the common voltage compensation unit detecting actual common voltage on one of N1-th common electrode line to N2-th common electrode line, N1 being a value rounded down from n/8, and N2 being a value rounded down from n/4; the common voltage compensation unit compensating the common voltage of the common electrode according to the detected actual common voltage.Type: GrantFiled: February 7, 2021Date of Patent: February 6, 2024Assignees: Beijing BOE Display Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Tingting Wang, Qi Wang, Yan Yan, Xue Wang
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Patent number: 11894386Abstract: An array substrate, a manufacturing method thereof, and a display panel are provided. The array substrate includes an active layer, a metal contact layer, a gate insulating layer, a gate layer, a source/drain layer, and a pixel electrode, which are sequentially disposed on a substrate. An insulating area of the metal contact layer corresponds to a channel area of the active layer, and a conductive area of the metal contact layer is disposed at two sides of the insulating area. A source and a drain of the source/drain layer are individually connected to the conductive area. Therefore, a problem of relatively high electrical resistance of a conductorized IGZO area in conventional TFT devices can be solved.Type: GrantFiled: July 9, 2020Date of Patent: February 6, 2024Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventor: Peng Zhang
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Patent number: 11895899Abstract: The present application discloses a display panel and a photosensitive display device. The display panel includes a photosensitive array, an acquisition module, and a process module. The process module acquires target frame photosensitive data according to a difference result between a current frame photosensitive data and a previous frame photosensitive data, and deducts influence of background light or ambient light to the current frame photosensitive data, and then determines a current frame display coordinate of an external light source based on the target frame photosensitive data, which can improve accuracy of the current frame display coordinate.Type: GrantFiled: April 30, 2021Date of Patent: February 6, 2024Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventors: Yang Rao, Leli Peng
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Patent number: 11894505Abstract: The present disclosure provides a display device and a manufacturing method thereof. The display device includes: a substrate; a conductive layer disposed on the substrate; and a reflective layer disposed on the conductive layer; wherein a plurality of flask-shaped holes are disposed in the reflective layer and part of the conductive layer, and a depth of each of the flask-shaped holes is greater than a thickness of the reflective layer.Type: GrantFiled: October 21, 2020Date of Patent: February 6, 2024Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventor: Junling Liu
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Patent number: 11893949Abstract: When binary pixel data is written to a pixel circuit, of an H-level (3V) and a L-level (0V), a voltage of the level indicating the binary pixel data is held at a first node, and a voltage of the inverted level thereof is held at a second node. The first and second nodes are connected to a third node via N-channel transistors, respectively, and first and second selection control signals are supplied to gate terminals of the transistors, respectively. Voltage levels of the first and second selection control signals are periodically switched between 5V indicating the H-level and 0V indicating the L-level in a mutually inverted manner. As a result, the voltage of the first node and the voltage of the second node are alternately selected and applied to a pixel electrode of a display element.Type: GrantFiled: May 5, 2023Date of Patent: February 6, 2024Assignee: Sharp Display Technology CorporationInventors: Yasushi Sasaki, Yuhichiroh Murakami, Shuji Nishi, Takahiro Yamaguchi
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Patent number: 11895901Abstract: An organic light emitting diode display device includes a substrate, a light emitting region disposed on the substrate, a packaging layer covering the light emitting region, and a protective component. The substrate includes a folded region in a first direction and a non-folded region in a second direction, and the first direction is perpendicular to the second direction. The protective component is disposed in the folded region in the first direction and the unfolded region in the second direction. The protective component reduces cracking at a packaging layer and improves bending durability of the organic light emitting diode display device.Type: GrantFiled: September 5, 2019Date of Patent: February 6, 2024Assignee: Wuhan China Star Optoelectronics Semiconductor Display Technology Co., LtdInventor: Kan Wang
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Patent number: 11895813Abstract: The present application provides a display device comprising: a display panel including a display region and a non-display region, wherein the non-display region includes first and second fan-out regions and a bending region; an optical functional film layer formed in the display region and the first fan-out region; an adhesive layer formed on the optical functional film layer; and a protective layer located in the bending region and with a gap with the optical functional film layer, and an end of the adhesive layer extends beyond the optical functional film layer and is connected to the protective layer, and the adhesive layer covers the optical functional film layer, the gap, and part of the protective layer.Type: GrantFiled: June 9, 2021Date of Patent: February 6, 2024Assignee: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventors: Kuihua You, Jialiang Tang
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Patent number: 11892631Abstract: Disclosed are a near-eye display device and a near-eye display system. The excitation light source structure provides excitation light to the first waveguide structure, and the outgoing coupling grating structure corresponding to the first waveguide structure receiving the excitation light may be further irradiated by the excitation light, and be excited and output the light with a pixel color corresponding to the first waveguide structure. That is, the outgoing coupling grating structure corresponding to the first waveguide structure receiving the excitation light can derive the light with the corresponding pixel color emitted by the projection-based display, and be excited by the excitation light emitted by the excitation light source structure to output light with a pixel color corresponding to the first waveguide structure.Type: GrantFiled: February 17, 2020Date of Patent: February 6, 2024Assignees: Beijing BOE Display Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Xiaoru Liu, Hongshu Zhang, Lianjie Qu, Xiaoling Xu, Jun Wu, Ruiyong Wang, Pingqi Zhang
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Patent number: 11895870Abstract: The present invention provides a display panel and a display device. A first gate electrode and a first polar plate of a first thin film transistor are used to constitute a storage capacitor. At a same time, the first polar plate and a second gate electrode of a second thin film transistor are disposed in a same layer. Therefore, a gate insulation layer used to separate the first polar plate from the first gate electrode and the second gate electrode in layers can be omitted, so as to reduce a number of film layers in the display panel and a thickness of a film laminated structure, thereby reducing a complexity of a process flow of the display panel, and improving bending ability of the display panel.Type: GrantFiled: November 5, 2020Date of Patent: February 6, 2024Assignee: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventor: Jixiang Gong