Patents Assigned to BOE Technology
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Patent number: 12244067Abstract: An antenna is provided. The antenna includes a microstrip feed line, a ground plate, a slot extending through the ground plate, and a radiating plate. The radiating plate is on a side of the ground plate and the slot away from the microstrip feed line. The radiating plate is configured to receive a signal from the microstrip feed line by aperture coupling through the slot. The radiating plate includes a plurality of radiating blocks spaced apart from each other.Type: GrantFiled: December 30, 2021Date of Patent: March 4, 2025Assignees: Beijing BOE Technology Development Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Dongdong Zhang, Feng Qu, Yali Wang, Yafei Zhang, Mengwen Jia, Guoqiang Tang, Xichao Fan, Biqi Li
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Publication number: 20250067420Abstract: A light emitting module and a car lamp are provided. The light emitting module includes a flexible light emitting panel (10) and a support (20) disposed at the shadow side of the flexible light emitting panel (10). The surface of the side of the support (20) close to the flexible light emitting panel (10) includes a plurality of sub-surfaces (201), and the plurality of sub-surfaces (201) are sequentially connected to form an integral step-shaped structure.Type: ApplicationFiled: July 31, 2023Publication date: February 27, 2025Applicants: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Yuanyuan Chai, Shangnan Jin, Xuan Tao, Bowen Xiao, Binfeng Feng, Fei Li, Jiming Zhang
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Publication number: 20250068275Abstract: A touch control structure includes a plurality of touch signal lines in a peripheral area. A respective touch signal line includes a double-layer structure in a double-layer region and a single-layer structure in a single-layer region. The peripheral area includes a first sub-area on a first side, a second sub-area on a second side, a third sub-area on a third side, a fourth sub-area on a fourth side, of the touch control area. The first sub-area includes a side region, and one or more corner regions. The double-layer region and the single-layer region are in the first sub-area, the first sub-area has a first shortest width along a direction from the touch control area to the first sub-area, the first shortest width is greater than a shortest width of at least one of sub-areas of the peripheral area other than the first sub-area.Type: ApplicationFiled: November 11, 2024Publication date: February 27, 2025Applicants: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Yu Wang, Erjin Zhao, Yi Zhang, Ping Wen, Wei Wang, Yang Zeng, Yuanqi Zhang, Lingran Wang, Jun Yan
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Publication number: 20250068287Abstract: A display panel includes a plurality of light emitting elements; an encapsulating layer on the plurality of light emitting elements; and a touch control structure on the encapsulating layer. The touch control structure includes a plurality of first mesh electrodes along a row direction and a plurality of second mesh electrodes along a column direction. The touch control structure is limited in a touch control region and absent in a window region surrounded by the touch control region. The plurality of second mesh electrodes includes a first mesh block and a second mesh block respectively on a first side and a second side of the window region; and a first conductive bridge connecting the first mesh block and the second mesh block. The first conductive bridge comprises a first segment and a second segment. The second segment is in a layer different from the first segment.Type: ApplicationFiled: November 8, 2024Publication date: February 27, 2025Applicants: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Ping Wen, Wei Wang, Shun Zhang, Yuanqi Zhang, Chang Luo, Yang Zeng, Yu Wang, Yi Zhang
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Publication number: 20250072201Abstract: A light emitting device, a display substrate and a display device, relate to the technical field of displaying. The light emitting device including: a plurality of luminescent layers, wherein each of the plurality of luminescent layers includes at least one subject sublayer and at least one object sublayer, and the at least one subject sublayer and the at least one object sublayer are disposed alternately; wherein thicknesses of at least a part of subject sublayers are greater than or equal to a thickness of the object sublayer. The concentration quenching phenomenon of the luminescent layer in the light emitting device is improved, the luminous efficiency is improved, and the service life of the device is extended.Type: ApplicationFiled: November 24, 2022Publication date: February 27, 2025Applicant: BOE Technology Group Co., Ltd.Inventors: Xiaoyun Liu, Liangliang Kang, Xiaohu Li
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Publication number: 20250072174Abstract: A light emitting substrate is provided. The light emitting substrate includes light emitting elements of multiple types. The light emitting elements of different types are configured to emit light of a same color but different wavelength ranges. Light emitting elements of a respective type of the light emitting elements of multiple types are substantially evenly distributed in the light emitting substrate.Type: ApplicationFiled: April 25, 2023Publication date: February 27, 2025Applicants: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE Technology Group Co., Ltd.Inventors: Wei Zhong, Haijun Shi, Changjia Fu, Qingshan Qu, Haiyan Wan
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Publication number: 20250069548Abstract: A pixel circuit and a display apparatus are provided. The pixel circuit includes: a driving circuit, a data writing circuit, a compensation circuit, a light emission control circuit, a first reset circuit, a second reset circuit, and a light-emitting element, wherein the driving circuit includes a control end, a first end and a second end; the data writing circuit is used for writing a data signal into the first end of the driving circuit under the control of a writing control signal; the first reset circuit is used for applying a first reset voltage to the control end of the driving circuit under the control of a first reset control signal; and the second reset circuit is used for applying a second reset voltage to a first electrode of the light-emitting element under the control of a second reset control signal.Type: ApplicationFiled: November 8, 2024Publication date: February 27, 2025Applicants: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Yipeng Chen, Ling Shi, Weifeng Zhou
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Patent number: 12236030Abstract: Provided are a display panel and a display apparatus. The display panel includes a fingerprint identification sensor, a first light shield layer disposed on the fingerprint identification sensor and a color film layer disposed on the first light shield layer, wherein the color film layer includes color filters with different colors and light transmission parts disposed between the color filters with different colors; the first light shield layer includes first openings and light shield parts, the light transmission parts and the first openings are used for allowing fingerprint reflected light to transmit and reach the fingerprint identification sensor, and the light shield parts are used for blocking out stray light.Type: GrantFiled: May 10, 2022Date of Patent: February 25, 2025Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE Technology Group Co., Ltd.Inventors: Chuanxiang Xu, Shi Shu, Haitao Huang, Yang Yue, Yong Yu, Xiang Li, Qi Yao
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Patent number: 12236890Abstract: A shift register includes a first control sub-circuit, a second control sub-circuit, a pull-up control sub-circuit and an output control sub-circuit, wherein the first control sub-circuit is configured to provide a signal of a third power supply terminal or a clock signal terminal to a first node and a third node under the control of a signal input terminal, the clock signal terminal and a second node; the pull-up control sub-circuit is configured to provide a signal of a second power supply terminal to the first node under the control of the third node; the second control sub-circuit is configured to provide a signal of the signal input terminal to the second node and a fourth node under the control of the clock signal terminal and the first power supply terminal.Type: GrantFiled: May 27, 2022Date of Patent: February 25, 2025Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Yao Huang, Juntao Chen, Juan Fang
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Patent number: 12238997Abstract: A display substrate and a display device are provided. The display substrate includes repeating units, each repeating unit includes one first color sub-pixel, one second color sub-pixel pair and one third color sub-pixel, the second color sub-pixel pair includes two second color sub-pixels. In each repeating unit, a distance, along the first direction, between a center of the third color sub-pixel and a center of the second color sub-pixel pair is a first distance; two adjacent repeating units located in a same repeating unit group include a first repeating unit and a second repeating unit, a distance between a center of a second color sub-pixel pair in a third repeating unit adjacent to both the first repeating unit and the second repeating unit and a center of a third color sub-pixel in the first repeating unit is a second distance, and the first distance is different from the second distance.Type: GrantFiled: March 19, 2020Date of Patent: February 25, 2025Assignees: Beijing BOE Technology Development Co., Ltd., Chengdu BOE Optoelectronics Technology Co., Ltd.Inventors: Tinghua Shang, Yi Zhang, Tingliang Liu, Yang Zhou, Linhong Han, Pengfei Yu
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Patent number: 12235554Abstract: A display substrate, a display panel and a display apparatus. The display substrate includes a first base substrate; a plurality of gate lines and a plurality of data lines which are arranged on a side of the first base substrate; the plurality of gate lines and the plurality of data lines are arranged to be intersected with each other and insulated from each other; a planarization layer, arranged on a side of the gate lines and the data lines away from the first base substrate, and including a first via hole; and a supporting structure, arranged on a side of the planarization layer away from the first base substrate and filled into the first via hole; and in a direction perpendicular to the first base substrate, a height of the supporting structure is greater than a depth of the first via hole.Type: GrantFiled: June 22, 2022Date of Patent: February 25, 2025Assignee: BOE Technology Group Co., Ltd.Inventors: Lizhong Wang, Ce Ning, Dongfang Wang, Hui Guo
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Patent number: 12236913Abstract: A driving method for a display panel and a display apparatus. The driving method includes: obtaining original display data of a current display frame; and when it is determined to adopt a first driving mode, loading first gate scanning signals (GA1_1-GA12_1) to gate lines (GA, GA1-GA12) in the display panel, and loading a data voltage to data lines (DA, DA1-DA7) in the display panel according to target display data obtained by removing a part of data from the original display data, so as to charge each sub-pixel in the display panel with the data voltage.Type: GrantFiled: March 22, 2022Date of Patent: February 25, 2025Assignees: Beijing BOE Display Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Tao Yang, Yingmeng Miao, Dongchuan Chen, Yanping Liao, Jiantao Liu
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Patent number: 12234979Abstract: A backlight module and a display device. The backlight module includes a backplane (1), a lamp board (2), a thermally conductive connecting layer (3), and a heat dissipation assembly (4), the backplane (1) has a first surface and a second surface, which are opposite each other; the lamp board (2) is arranged on the first surface of the backplane (1); the thermally conductive connecting layer (3) is arranged between the lamp board (2) and the backplane (1), and the thermally conductive connecting layer (3) is connected to the lamp board (2); the heat dissipation assembly (4) is arranged on the second surface of the backplane (1), and the heat dissipation assembly (4) passes through the backplane (1) and is then connected to the thermally conductive connecting layer (3).Type: GrantFiled: October 22, 2021Date of Patent: February 25, 2025Assignees: Beijing BOE Chatani Electronics Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Qilin Li, Qing Tian
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Patent number: 12238993Abstract: An array substrate is provided. The array substrate includes a plurality of light emitting elements and a plurality of pixel driving circuits configured to drive light emission in the plurality of light emitting elements. In a first region, transistors of multiple pixel driving circuits of the plurality of pixel driving circuits are present, and the plurality of light emitting elements are absent. In a second region, multiple light emitting elements of the plurality of light emitting elements are present, and transistors of the plurality of pixel driving circuits are absent.Type: GrantFiled: April 29, 2022Date of Patent: February 25, 2025Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Ziyang Yu, Mengqi Wang, Wenbo Chen, Zhiliang Jiang
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Patent number: 12236859Abstract: Provided is a pixel circuit. The pixel circuit includes: a data writing circuit, coupled to a first gate signal terminal, a second gate signal terminal, a third gate signal terminal, a data signal terminal, a first node, a second node and a third node; a light emission control circuit, coupled to a light emission control terminal, a first power supply terminal, the first node, the third node and a light-emitting element; and a drive circuit, wherein an input terminal, a control terminal and an output terminal of the drive circuit are coupled to the first node, the second node and the third node respectively.Type: GrantFiled: April 18, 2022Date of Patent: February 25, 2025Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Xin Xu, Tsanghong Wang, Hsinwei Huang, Chunyang Li
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Patent number: 12236886Abstract: The pixel circuit includes: a light emitting module configured to emit light; a driving module configured to drive the light emitting module to emit light according to a driving voltage during a light emitting stage; a storage module configured to maintain the driving voltage and to provide the driving voltage to the driving module during the light emitting stage; a first transistor, a first electrode of the first transistor being connected to a position where the driving module receives the driving voltage, and a second electrode of the first transistor being not directly connected to a signal source; a second transistor, a first electrode of the second transistor being connected to the first electrode of the first transistor, wherein a structure to which a second electrode of the second transistor is connected is different from a structure to which the second electrode of the first transistor is connected.Type: GrantFiled: June 30, 2023Date of Patent: February 25, 2025Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Jingwen Zhang, Yunsheng Xiao, Miao Wang, Dan Cao
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Patent number: 12238950Abstract: An electroluminescent device, a manufacturing method thereof, and a display apparatus are provided. The electroluminescent device includes an anode layer, a light emitting layer, a cathode layer, a hole transport layer located between the anode layer and the light emitting layer, and a electron transport layer located between the cathode layer and the light emitting layer. The electroluminescent device further includes: a first interface modification layer between the light emitting layer and one of the hole transport layer and the electron transport layer; wherein an energy level of the first interface modification layer matches an energy level of the light emitting layer and an energy level of the one of the hole transport layer and the electron transport layer.Type: GrantFiled: April 26, 2023Date of Patent: February 25, 2025Assignee: BOE Technology Group Co., Ltd.Inventor: Xin Zhang
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Patent number: 12236855Abstract: Disclosed are a pixel circuit, a driving method thereof, and a display apparatus. The pixel circuit includes a driving sub-circuit, a writing sub-circuit, a compensation sub-circuit, a reset sub-circuit, and a light-emitting element, the driving sub-circuit provides a driving current to a third node in response to a control signal of a first node; the writing sub-circuit writes a signal of a data signal line to a second node in response to a control signal of a first scan signal line, the signal of the data signal line is a data voltage signal or a reset voltage signal; the compensation sub-circuit writes the reset voltage signal to the third node in response to a control signal of the first scan signal line; the compensation sub-circuit further compensates the first node in response to a control signal of the first scan signal line.Type: GrantFiled: May 25, 2021Date of Patent: February 25, 2025Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Shuai Xie, Xuewei Tian, Ling Shi, Yipeng Chen
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Patent number: 12237340Abstract: The present disclosure provides a display substrate, a display panel and a display apparatus. The display substrate includes a base substrate; a transistor, located on the base substrate, and including an active layer; and a data line, located between the active layer and the base substrate; the data line is connected with the active layer, and an orthographic projection of the active layer on the base substrate is located in an orthographic projection of the data line on the base substrate.Type: GrantFiled: June 23, 2022Date of Patent: February 25, 2025Assignee: BOE Technology Group Co., Ltd.Inventors: Lizhong Wang, Jin Yang, Tianmin Zhou, Hui Guo
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Patent number: 12238975Abstract: A display substrate and a display apparatus are provided. The display substrate includes: a base, and a plurality of sub-pixel regions arranged in a matrix on the base. Each sub-pixel region includes a display region and a transparent region; and the boundary of the transparent region in each sub-pixel region is non-linear.Type: GrantFiled: May 14, 2021Date of Patent: February 25, 2025Assignee: BOE Technology Group Co., Ltd.Inventors: Wenfeng Song, Changyen Wu