Patents by Inventor Huijuan Liu
Huijuan Liu has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 12004389Abstract: An array substrate, a display panel, and a display device are provided. The array substrate includes sub-pixel includes a pixel circuit, and the pixel circuit includes a light emitting element, a storage capacitor, a driving transistor, a data writing transistor, a data line and a first connection structure. The driving transistor is configured to control the light emitting element to emit light; the data line is connected to the first electrode of the data writing transistor and configured to provide a data signal for the data writing transistor; the data writing transistor is configured to write the data signal into the gate electrode of the driving transistor; and the first connection structure is connected to both the gate electrode of the driving transistor and a first electrode plate of the storage capacitor, and the first connection structure and the data line are provided in different layers.Type: GrantFiled: June 30, 2020Date of Patent: June 4, 2024Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Huijuan Yang, Tingliang Liu, Shun Zhang, Pengfei Yu, Yu Wang, Hao Zhang
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Publication number: 20240177659Abstract: A display substrate and a display apparatus are provided. The display substrate includes a plurality of sub-pixels, and pixel driving circuits of sub-pixels form M pixel rows and N pixel columns; the display substrate includes a first initialization signal line and a second initialization signal line; the pixel driving circuits include a plurality of transistors and a light-emitting device, and the transistors include driving transistors; the light-emitting device includes a first electrode, wherein the first initialization signal line is respectively electrically connected with the mth row of sub-pixels, and is configured to transmit a first initialization signal to a control electrode of a driving transistor of the mth row of sub-pixels; the second initialization signal line is respectively electrically connected with the (m?1)th row of sub-pixels, and is configured to transmit a second initialization signal to a first electrode of a light-emitting device of the (m?1)th row of sub-pixels.Type: ApplicationFiled: September 2, 2021Publication date: May 30, 2024Inventors: Biao LIU, Tinghua SHANG, Huijuan YANG, Hongwei MA
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Publication number: 20240169908Abstract: Proposed are a display substrate and a preparation method therefor, and a display apparatus. The display substrate includes a drive circuit layer disposed on a substrate and a light emitting structure layer disposed at a side of the drive circuit layer away from the substrate, the drive circuit layer includes a plurality of circuit units, the light emitting structure layer includes a plurality of light emitting devices; at least one circuit unit includes a first power supply line, an initial signal line including a first initial signal line extending in a first direction and a second initial signal line extending in a second direction, and a pixel drive circuit; the first direction intersects the second direction, and an orthographic projection of the second initial signal line on the substrate overlaps at least partially with an orthographic projection of the first power supply line on the substrate.Type: ApplicationFiled: June 25, 2021Publication date: May 23, 2024Inventors: Tinghua SHANG, Yi ZHANG, Tingliang LIU, Yang ZHOU, Huijuan YANG
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Publication number: 20240162124Abstract: A lead frame for an optocoupler is provided, which is a metal sheet and includes multiple frame units and multiple mutually parallel connecting strips. The frame units are arranged at intervals on each of the connecting strips. Each of the frame units includes two adjacent functional parts, and two pins perpendicularly connected to the connecting strip. The two functional parts are both located on one side of the connecting strip and are respectively connected to the two pins and ends of the two pins are located on the other side of the connecting strip. The area of each of the functional parts is sufficient to accommodate a chip to be installed and fixed, and the chip is any one of a light-emitting chip and a light-sensing chip.Type: ApplicationFiled: November 15, 2023Publication date: May 16, 2024Applicant: FOSHAN NATIONSTAR OPTOELECTRONICS CO., LTD.Inventors: Mingjun ZHU, Yurong LI, Haojie GUO, Xiaopeng YU, Huijuan LIU, Yinling ZHENG
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Publication number: 20240161699Abstract: A pixel driving circuit includes: a driving transistor connected to a first node, a second node and a third node; a first light-emitting control unit connected to the second node; a second light-emitting control unit connected to the third node and a fourth node; a first reset unit connected to the fourth node, and configured to load a second power supply voltage to the fourth node in response to a scan signal. One end of the light-emitting element is connected to the fourth node, and the other end of the light-emitting element is used for loading the second power supply voltage.Type: ApplicationFiled: November 23, 2021Publication date: May 16, 2024Applicants: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Tingliang LIU, Huijuan YANG, Linhong HAN, Xiaoqing SHU, Maoying LIAO, Xiangdan DONG
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Patent number: 11985862Abstract: An array substrate is provided. The array substrate includes first spacers arranged in a first array and second spacers arranged in a second array. A respective row of second spacers in the second array is between two respective rows of first spacers in the first array. A respective column of second spacers in the second array is between two respective columns of first spacers in the first array. A respective row of first spacers in the first array is between two respective rows of second spacers in the second array. A respective column of first spacers in the first array is between two respective columns of second spacers in the second array. A respective one of the first spacers is between a second subpixel aperture and a third subpixel aperture. A respective one of the second spacers is between the third subpixel aperture and a fourth subpixel aperture.Type: GrantFiled: October 19, 2020Date of Patent: May 14, 2024Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Jie Dai, Tinghua Shang, Yi Zhang, Tingliang Liu, Junxiu Dai, Huijuan Yang
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Publication number: 20240155876Abstract: Disclosed are a display substrate and a method for manufacturing same, and a display apparatus.Type: ApplicationFiled: November 8, 2022Publication date: May 9, 2024Inventors: Lei DENG, Yue WEI, Guoqiang YANG, Wei CUI, Xu YANG, Tinghua SHANG, Yi ZHANG, Tingliang LIU, Huijuan YANG, Huiyang YU, Wei ZHANG, Xiaoliang GUO
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Patent number: 11980079Abstract: An array substrate, a display panel, a display apparatus, and a method for manufacturing the array substrate are provided. The array substrate includes: a base substrate; a plurality of pixels, at least one of the pixels including a pixel driver circuit and a light-emitting unit electrically connected to the pixel driver circuit; a fingerprint recognition structure including a first capacitor electrode configured to form a capacitor for fingerprint recognition between at least a part of a touch body and the first capacitor electrode in response to the at least a part of the touch body covering the first capacitor electrode. The fingerprint recognition structure is in the at least one pixel, the pixel driver circuit includes a thin film transistor including an active layer and a gate, and the first capacitor electrode is in the same layer as one of the active layer or the gate of the thin film transistor.Type: GrantFiled: March 9, 2021Date of Patent: May 7, 2024Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Caiyu Qu, Yanjun Hao, Hao Liu, Zunqing Song, Dong Li, Huijuan Zhang, Zheng Liu
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Patent number: 11974478Abstract: An array substrate includes a first pixel driving circuit, a second pixel driving circuit, and a third pixel driving circuit; and a first voltage supply line, a second voltage supply line, and a third voltage supply line configured to provide a constant voltage signal respectively to the first pixel driving circuit, the second pixel driving circuit, and the third pixel driving circuit. The first voltage signal line crosses over a second capacitor electrode in the first pixel driving circuit by a first overlapping area. The second voltage supply line crosses over a second capacitor electrode in the second pixel driving circuit by a second overlapping area. The third voltage supply line crosses over a second capacitor electrode in the third pixel driving circuit by a third overlapping area. The third overlapping area is greater than the first overlapping area, and is greater than the second overlapping area.Type: GrantFiled: July 12, 2023Date of Patent: April 30, 2024Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Tinghua Shang, Huijuan Yang, Tingliang Liu, Yi Zhang, Hao Zhang, Lulu Yang, Yang Zhou, Xiaofeng Jiang
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Publication number: 20240125601Abstract: This disclosure relates to an inertial sensor, and to the field of embedded designs. The inertial sensor includes at least one inertial measurement unit; a controller configured to read measurement data of the at least one inertial measurement unit, wherein the at least one inertial measurement unit is couplable to or decouplable from the controller; and a plurality of sets of interfaces, wherein each set of interfaces has a first end electrically connected with the controller and a second end electrically connected with one of the at least one inertial measurement unit.Type: ApplicationFiled: March 31, 2023Publication date: April 18, 2024Applicant: Jiangsu XCMG State Key Laboratory Technology Co., Ltd.Inventors: Huijuan Liu, Huan Zhang, Adin Basic
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Patent number: 11963429Abstract: A display module (10) includes: a display panel (12) and a circuit board (14) coupled to the display panel (12). The display panel (12) includes a driving chip (122) and a display unit (124); and the circuit board (14) includes a first filter element (142), wherein the first filter element (142) is coupled to the driving chip (122) and the display unit (124), and a direct current signal output by the driving chip (122) is filtered by the first filter element (142) and then transmitted to the display unit (124). The present disclosure also provides a display apparatus (100).Type: GrantFiled: June 19, 2020Date of Patent: April 16, 2024Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Yu Wang, Yi Zhang, Tingliang Liu, Tinghua Shang, Huijuan Yang, Yang Zhou, Pengfei Yu, Linhong Han, Hao Zhang, Xiaofeng Jiang, Huijun Li
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Patent number: 11957033Abstract: Provided are a display panel, a manufacturing method thereof, and a display device. The display panel includes an alignment mark region arranged within a flat region of a peripheral region of the display panel. The peripheral region is a region of the display panel other than an active area of the display panel. An alignment mark pattern is arranged within the alignment mark region, and/or at least one film layer within the alignment mark region is hollowed out.Type: GrantFiled: May 9, 2020Date of Patent: April 9, 2024Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Huijuan Yang, Tingliang Liu, Tinghua Shang, Yang Zhou, Pengfei Yu, Yi Zhang, Junxi Wang
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Patent number: 11929358Abstract: Provided is a display backplate including an array substrate and a plurality of pairs of connection structures on the array substrate, wherein the array substrate includes a plurality of thin-film transistors and a common electrode signal line, wherein at least one of the plurality of thin-film transistors is connected to one of a pair of connection structures and the common electrode signal line is connected to the other of the pair of connection structures; and an area of a first section of the connection structure is negatively correlated with a distance between the first section and a surface of the array substrate, and the first section is parallel to the surface of the array substrate.Type: GrantFiled: April 21, 2023Date of Patent: March 12, 2024Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Zhiwei Liang, Wenqian Luo, Yingwei Liu, Ke Wang, Qi Yao, Huijuan Wang, Haixu Li, Zhanfeng Cao, Guangcai Yuan, Xue Dong, Guoqiang Wang, Zhijun Lv
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Patent number: 11927784Abstract: Provided is an anti-dazzling device, including a first electrode, a second electrode and a dimming structure, wherein the first electrode and the second electrode are disposed opposite to each other, and the dimming structure is disposed between the first electrode and the second electrode and is configured to change a light transmittance of the anti-dazzling device under action of voltage. An OLED display device and a method for manufacturing an anti-dazzling device are also provided.Type: GrantFiled: September 23, 2021Date of Patent: March 12, 2024Assignee: BOE Technology Group Co., Ltd.Inventors: Caiyu Qu, Yanjun Hao, Huijuan Zhang, Xueyan Tian, Zheng Liu
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Publication number: 20240081103Abstract: A display substrate and a display device are disclosed. In the display substrate, a plurality of openings include a plurality of opening groups, the plurality of opening groups include a plurality of opening group rows, each of the opening groups includes a first opening and a second opening, the plurality of opening group rows includes a first opening group row and a second opening group row, the spacer is located between the first opening of the first opening group row and the second opening of the second opening group row, an orthographic projection of the first opening includes a first long edge, and an orthographic projection of the second opening includes a second long edge, the first long edge is parallel to the second long edge, an extension line of the first long edge is misaligned from an extension line of the second long edge.Type: ApplicationFiled: October 11, 2023Publication date: March 7, 2024Inventors: Hao ZHANG, Tingliang LIU, Yu WANG, Huijun LI, Huijuan YANG, Xiaofeng JIANG, Xin ZHANG, Jie DAI, Lu BAI, Pengfei YU, Tinghua SHANG
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Patent number: 11922838Abstract: A display panel, comprising a first insulating structural layer, a first crack detection line, a second insulating structural layer and a second crack detection line which are sequentially arranged on a substrate, wherein the first crack detection line and the second crack detection line are both located in a peripheral area and are arranged around a display area, one end of the first crack detection line is configured to receive a detection signal, and the other end of the first crack detection line is configured to output a first output signal, and one end of the second crack detection line is configured to receive a detection signal and the other end of the second crack detection line is configured to output a second output signal.Type: GrantFiled: April 13, 2021Date of Patent: March 5, 2024Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Yu Wang, Yi Zhang, Tingliang Liu, Chang Luo, Hao Zhang, Huijuan Yang, Tinghua Shang, Yang Zhou, Pengfei Yu, Shun Zhang, Xiaofeng Jiang, Huijun Li, Linhong Han
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Patent number: D1007905Type: GrantFiled: September 5, 2023Date of Patent: December 19, 2023Assignee: Shenzhen Weiwo Industrial Co., Ltd.Inventor: Huijuan Liu
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Patent number: D1011799Type: GrantFiled: September 5, 2023Date of Patent: January 23, 2024Assignee: Shenzhen Weiwo Industrial Co., Ltd.Inventor: Huijuan Liu
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Patent number: D1017280Type: GrantFiled: September 12, 2023Date of Patent: March 12, 2024Assignee: Shenzhen Weiwo Industrial Co., Ltd.Inventor: Huijuan Liu
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Patent number: D1020313Type: GrantFiled: September 5, 2023Date of Patent: April 2, 2024Assignee: Shenzhen Weiwo Industrial Co., Ltd.Inventor: Huijuan Liu