Patents Assigned to Display Technologies
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Publication number: 20250056887Abstract: An array substrate and a display panel are provided. A first thin film transistor includes a first electrode, a second electrode, a first active pattern, and a first gate electrode. The first active pattern extends in a thickness direction of the array substrate. The first gate extends in the thickness direction of the array substrate. At least two of first sidewalls of the first electrode of the first thin film transistor and at least two second sidewalls of the second electrode of the first thin film transistor are disposed surround a first opening which penetrating the first thin film transistor.Type: ApplicationFiled: October 21, 2024Publication date: February 13, 2025Applicant: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventors: Haiyan SHEN, Hui ZHENG, Can HUANG, Wenxu XIANYU, Chunpeng ZHANG
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Patent number: 12223892Abstract: Disclosed are a pixel circuit and a display panel. The pixel circuit includes a Light emitting device, a Data signal write-in module, a Driving transistor, a Compensation module, a First initialization module, and a Light emitting control module. The first initialization module is electrically connected to the compensation module and electrically connected to the gate of the driving transistor through the compensation module. When the voltage level of the gate of the driving transistor, the number of the transistors connected to the driving transistor could be reduced.Type: GrantFiled: December 17, 2021Date of Patent: February 11, 2025Assignee: Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.Inventors: Mian Zeng, Liang Sun
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Patent number: 12222619Abstract: A display panel and a display device are disclosed. The display panel comprises an array substrate and spacers; the array substrate comprises a first substrate, gate lines, data lines, and multiple sub-pixel units; the first substrate is provided with multiple sub-pixel regions, first wiring regions each located between two adjacent rows of sub-pixel regions, and second wiring regions each located between two adjacent columns of sub-pixel regions and intersecting the first wiring regions; at least part of each sub-pixel unit is located on a sub-pixel region; the gate lines and the data lines are respectively located on the first wiring regions and the second wiring regions and are electrically connected to the sub-pixel units; the data lines and the gate lines are insulated from each other and intersect each other; each data line is provided with an alignment part.Type: GrantFiled: March 10, 2021Date of Patent: February 11, 2025Assignees: Beijing BOE Display Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Qiujie Su, Xiaoyuan Wang, Zhihua Sun, Li Tian, Seungmin Lee, Jiantao Liu
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Patent number: 12225783Abstract: An organic light-emitting diode display panel includes a display area, a transparent area, and a wire exchange area. The display area is used for displaying an image; the transparent area is used for placing a device, and the wire exchange area is positioned at a wire connecting site between the display area and the transparent area, wherein a metal wire from the display area is electrically connected to a high light-transmissive metal wire through a via-hole at the wire exchange area, and the high light-transmissive metal wire extends to the transparent area.Type: GrantFiled: July 18, 2019Date of Patent: February 11, 2025Assignee: Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.Inventor: Yexi Sun
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Patent number: 12223925Abstract: A display panel and a display device are disclosed in the present application. The display panel includes a plurality of data lines, a Demux circuit, a plurality of signal lines, and at least one signal adjusting trace. Wherein the signal adjusting trace and corresponding signal lines are disposed in different layers and intersect with each other, along a second direction, the signal adjusting trace is configured to output a voltage adjusting signal at least before a next controlling signal is output by controlling traces, to adjust a voltage value of a next data voltage output by the signal line within an output period of the voltage adjusting signal.Type: GrantFiled: April 19, 2022Date of Patent: February 11, 2025Assignee: GUANGZHOU CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventor: Qian Liu
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Patent number: 12222507Abstract: Provided are an optical waveguide structure, an Augmented Reality (AR) device, and a method for obtaining an emergent light efficiency of an optical waveguide structure, which relates to the technical field of display. The optical waveguide structure includes: an optical waveguide body, a coupling-in grating disposed at the optical waveguide body, and a plurality of coupling-out gratings distributed and arranged. The coupling-in grating is configured to couple image light into the optical waveguide body. The optical waveguide body is configured to generate a total internal reflection of the image light to the coupling-out gratings. Diffraction efficiencies of each of the coupling-out gratings are different, and each of the coupling-out gratings is configured to couple the image light out of the optical waveguide body at the same brightness.Type: GrantFiled: September 1, 2021Date of Patent: February 11, 2025Assignees: Beijing BOE Display Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Na Han, Chenru Wang, Ruijun Dong, Yulong Wu, Ke Li, Jiarong Bai, Zhanshan Ma, Haitao Huang
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Patent number: 12222617Abstract: The present disclosure relates to the field of display technology, and in particular, to an array substrate and a display apparatus. The array substrate has a display area and a peripheral wiring area provided at at least one side of the display area. The display area includes a thin film transistor and a common electrode formed on the base substrate; the peripheral wiring area includes a first lead, a gate signal line and a common signal line formed on the base substrate; the first lead and the gate electrode of the thin film transistor are arranged in an identical layer and are electrically connected; the gate signal line is located on a side of the first lead away from the base substrate, and is electrically connected to the first lead through a first transition structure.Type: GrantFiled: February 2, 2021Date of Patent: February 11, 2025Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Jianhua Huang, Chongyang Zhao, Zhihua Sun, Yingmeng Miao, Yingying Qu
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Patent number: 12224292Abstract: An array substrate, a display panel, and a manufacturing method of the array substrate are disclosed. The array substrate includes a substrate and a thin film transistor layer. The thin film transistor layer includes a first thin film transistor, and the first thin film transistor includes a first active layer, a first gate insulating layer, a first source and drain electrode layer, and a first gate electrode disposed on a same layer as the first source and drain electrode layer. Disposing the first gate electrode on the same layer as the first source and drain electrode layer can simplify manufacturing processes.Type: GrantFiled: December 27, 2021Date of Patent: February 11, 2025Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventor: Chen Dai
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Patent number: 12223961Abstract: A meeting managing method, a server and a meeting managing system, and relates to the technical field of computers. The method according to the present application includes receiving data of a plurality of participants sent by a first client; binding data of each participant in the plurality of participants with a corresponding electronic-table-card identifier, wherein electronic table cards corresponding to each of the electronic-table-card identifiers correspond to microphones one to one; receiving the voice data sent by the target microphone; according to a target-electronic-table-card identifier corresponding to the target microphone, determining data of the target participant; and according to the voice data and the data of the target participant, generating a meeting document.Type: GrantFiled: December 24, 2020Date of Patent: February 11, 2025Assignees: Beijing BOE Display Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Xu Ji, Dacheng Zhou
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Patent number: 12222538Abstract: A display device and a tiled display device are provided. The display device includes: a display panel; a backlight module located on an incident side of the display panel, and including a frame and a light guiding structure, where the frame includes a first supporting surface and a second supporting surface both facing the display panel, where the second supporting surface is located on a side of the first supporting surface away from the display panel, the first supporting surface is attached to a backlight surface of the display panel, and the second supporting surface is engaged with the light guiding structure. The assembling of the display panel and the backlight module can be achieved in the present disclosure.Type: GrantFiled: October 27, 2021Date of Patent: February 11, 2025Assignee: Beijing BOE Display Technology Co., Ltd.Inventors: Zhaoshou Tian, Dan Li, Hongbo Feng, Haijun Shi, Bochang Wang, Bin Wu, Qingshan Qu, Shanlei Hou
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Patent number: 12222622Abstract: An array substrate has sub-pixel regions arranged in an array, and the sub-pixel regions include white sub-pixel regions and primary color sub-pixel regions. The array substrate includes a first substrate and a plurality of sub-pixels disposed on the first substrate. The sub-pixels include white sub-pixels and primary color sub-pixels. In a column direction, a side of each white sub-pixel is adjacent to at least one primary color sub-pixel. Each sub-pixel has light-shielding patterns. In the column direction, in a plurality of light-shielding patterns of a primary color sub-pixel adjacent to the white sub-pixel, a part of the light-shielding patterns are disposed in a white sub-pixel region where the white sub-pixel is located, and another part of the light-shielding patterns are disposed in a primary color sub-pixel region corresponding to the primary color sub-pixel.Type: GrantFiled: September 14, 2023Date of Patent: February 11, 2025Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Xueqiang Qian, Dongchuan Chen, Yanfeng Li, Yu Xing, Kaixuan Wang, Bingyang Liu
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Patent number: 12222612Abstract: Provided is an array substrate. The array substrate includes: a base substrate; a plurality of clock lines; a plurality of clock leads; a plurality of shift register units; and a compensation capacitor plate, disposed on the base substrate and in the peripheral region, wherein the compensation capacitor plate is connected to the clock lead, and the compensation capacitor plate and the clock lead are in different layers, an area of the compensation capacitor plate being negatively correlated with a length of the clock lead connected to the compensation capacitor plate.Type: GrantFiled: May 13, 2021Date of Patent: February 11, 2025Assignees: Hefei BOE Display Technology Co., Ltd., BOE Technology Grooup Co., Ltd.Inventors: Chunxu Zhang, Yuntian Zhang, Xiaoting Jiang, Haipeng Yang, Ke Dai
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Patent number: 12222609Abstract: A display panel including a plurality of sub-pixel units disposed on a first base substrate is provided, wherein a size of an opening region of a first sub-pixel unit along a first direction is greater than that of a second sub-pixel unit; wherein at least one of the sub-pixel units includes a first electrode provided with at least one slit extending along the first direction, and an orthographic projection of the slit on the first base substrate is located within a range of an orthographic projection of the opening region of the sub-pixel unit on the first base substrate; and wherein a size of the slit in the first sub-pixel unit along a second direction intersecting the first direction is smaller than that in the second sub-pixel unit. A display device is further provided.Type: GrantFiled: December 30, 2021Date of Patent: February 11, 2025Assignees: NANJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventor: Guanglan Sun
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Patent number: 12224354Abstract: The present application discloses an oxide thin film transistor, a display panel, and a preparation method thereof. Each thickness of the first gate insulating layer of the present application corresponding to the first source doped region, the first drain doped region, the first diffusion region, and the second diffusion region is less than a thickness corresponding to the first channel region; and thicknesses of the first gate insulating layer corresponding to the first diffusion region and the second diffusion region are both different from a thickness corresponding to the first source doped region and the first drain doped region. The the first gate insulating layer effectively shields the first channel region laterally.Type: GrantFiled: December 6, 2021Date of Patent: February 11, 2025Assignee: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventors: Ding Ding, Liang Fang
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Patent number: 12224303Abstract: In a manufacturing method of a photoelectric conversion panel, a contact hole CH3 that exposes a part of an upper face of a photodiode and a contact hole CH2 that exposes a source connection electrode are formed in a first flattening film and in inorganic insulating films 105a to 105c, an inorganic insulating film 107 is formed, contact holes CH2a and CH3a are formed in the contact holes CH2 and CH3, respectively, and a bias line and a data line are formed in the contact holes CH2a and CH3a, respectively.Type: GrantFiled: May 15, 2023Date of Patent: February 11, 2025Assignee: Sharp Display Technology CorporationInventors: Makoto Nakazawa, Hiroyuki Moriwaki, Rikiya Takita, Tetsuya Tanishima
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Patent number: 12223153Abstract: A display panel and a mobile terminal are provided by the present disclosure, including a substrate and a conductive layer on the substrate. The conductive layer includes a plurality of touch electrodes, a plurality of leads, and a plurality of dummy electrodes, wherein each one of the leads is disposed between two adjacent ones of the touch electrodes, and each one of the dummy electrodes is disposed between one of the touch electrodes and one of the leads which are adjacent to each other. Each one of the leads is electrically connected between the corresponding touch electrode and a touch chip, and the dummy electrodes are electrically connected to neither the touch electrodes nor the leads. A shape of a grid structure of the touch electrodes, a shape of a grid structure of the leads, and a shape of a grid structure of the dummy electrodes are the same.Type: GrantFiled: September 14, 2021Date of Patent: February 11, 2025Assignee: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventor: Xing Wang
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Publication number: 20250048878Abstract: The present disclosure discloses a display panel and a manufacturing method thereof. The display panel includes a first display region and a third display region; the display panel includes a substrate and a suppression layer. A ratio of an area of an orthographic projection of a second cathode suppression layer on the substrate to an area of the third display region is less than a ratio of an area of an orthographic projection of a first cathode suppression layer on the substrate to an area of the first display region. The third display region provides transitional effect, and the suppression layer is configured to increase a light transmittance of the first display region and reduce a brightness difference of each display region.Type: ApplicationFiled: March 30, 2021Publication date: February 6, 2025Applicant: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventors: Lei Lv, Meng Jin, Tao Yuan, Jinchang Huang
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Publication number: 20250046227Abstract: Disclosed are a pixel drive circuit and a timing control method therefor, and a display panel. The pixel drive circuit includes: a drive module; a pulse modulation module configured to be enabled based on any one of a first scanning signal and a second scanning signal, convert a data drive signal into a modulation signal of a drive current, and provide the modulation signal to the drive module; and a light-emitting device. The drive module is connected to the pulse modulation module and the light-emitting device, to control on-off of the drive current based on the modulation signal to control the light-emitting device to emit light. The pulse modulation module includes a dual-gate transistor.Type: ApplicationFiled: December 18, 2023Publication date: February 6, 2025Applicant: Guangzhou China Star Optoelectronics Semiconductor Display Technology Co., Ltd.Inventor: Maoxia ZHU
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Publication number: 20250046252Abstract: A display panel includes a light-emitting element and a pixel circuit. The pixel circuit includes a drive circuit and a coupling device. A control terminal of the drive circuit is electrically connected to a first node. A first terminal of the coupling device is electrically connected to a target voltage signal line, and a second terminal of the coupling device is electrically connected to the first node. The light-emitting element includes a first color light-emitting element and a second color light-emitting element. The pixel circuit includes a first pixel circuit and a second pixel circuit. The first pixel circuit is electrically connected to the first color light-emitting element, the second pixel circuit is electrically connected to the second color light-emitting element, and a capacitance value of a coupling device in the first pixel circuit is different from a capacitance value of a coupling device in the second pixel circuit.Type: ApplicationFiled: October 23, 2024Publication date: February 6, 2025Applicant: Xiamen Tianma Display Technology Co., Ltd.Inventors: Jian KUANG, Yana GAO, Xingyao ZHOU
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Publication number: 20250046251Abstract: The present invention provides a display control method of a display panel, a display module, and a display device. Pulse widths of first pulses corresponding to non-display phases in one frame period in an emission start signal are at least partially different, so that pixel driving circuits adjust light-emitting durations of light-emitting devices corresponding to each display phase according to emission control signals. Accordingly, a display brightness of each light-emitting device can be adjusted within one frame period, and a flickering problem can be alleviated.Type: ApplicationFiled: October 21, 2024Publication date: February 6, 2025Applicant: Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.Inventor: Tao CHEN