Patents Assigned to Hefei Xinsheng Optoelectronics Technology Co.,
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Publication number: 20250089487Abstract: A display substrate, manufacturing method thereof, and display device. In the display substrate, a gate insulating pattern is located at a side of an active layer, a metal conductive layer is at least partially located at a side of the gate insulating pattern. The gate insulating pattern includes a first opening, the active layer includes a second opening, an orthographic projection of the second opening on the base substrate is located within an orthographic projection of the first opening on the base substrate, the metal conductive layer includes a main body part and an extension part, the extension part is electrically connected with the active layer exposed by the first opening, and the conductive structure is overlapped with the extension part, and includes a connection part extending to the second opening and electrically connecting the active layer on two sides of the second opening.Type: ApplicationFiled: July 6, 2022Publication date: March 13, 2025Applicants: Hefei Xinsheng Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Min Wang, Dacheng Zhang
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Publication number: 20250076699Abstract: A color film substrate includes a first base substrate, a color film layer disposed at one side of the first base substrate, a protective layer disposed at one side of the color film layer away from the first base substrate, and a plurality of first spacers disposed corresponding to the plurality of first grooves. In the non-display region, a plurality of first grooves are provided at one surface of the protective layer away from the first base substrate. A part of the first spacer is disposed in the first groove.Type: ApplicationFiled: June 24, 2022Publication date: March 6, 2025Applicants: Hefei Xinsheng Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Jianjian CHEN, Li MA, Peng CHEN, Huakun DU, Fengzhen LV, Jingpeng WANG, Dongdong ZHANG, Bo ZHANG
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Patent number: 12242696Abstract: A touch substrate (01) and a touch display device. The touch substrate (01) includes: a base substrate (101); a plurality of first touch electrodes (102) located on the base substrate (101); a plurality of second touch electrodes (103) located on a side, facing away from the base substrate (101), of a layer where the first touch electrodes (102) are located and insulated from the first touch electrodes (102); and a plurality of floating electrodes (104) insulated from the plurality of first touch electrodes (102) and the plurality of second touch electrodes (103), and arranged on the same layer as at least one of the first touch electrodes (102) or the second touch electrodes (103). Each floating electrode (104) has a grid shape, and at least part of the floating electrodes (104) is disconnected at at least part of dots.Type: GrantFiled: November 19, 2020Date of Patent: March 4, 2025Assignees: Hefei Xinsheng Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Xiaodong Xie, Min He, Jing Wang, Xinxiu Zhang, Huayu Sang, Wenjie Xu
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Patent number: 12245466Abstract: The present disclosure provides an array substrate, a method for manufacturing the array substrate, a display panel and a display device. The array substrate includes: a substrate; a planarization layer on a side of the substrate; a pixel defining layer configured to define a pixel opening region and located on a side of the planarization layer away from the substrate; an anode in the pixel opening region and on a side of the planarization layer away from the substrate. The array substrate further includes an intermediate insulation layer between the planarization layer and the pixel defining layer. The intermediate insulation layer has a chemical polarity between a chemical polarity of the planarization layer and a chemical polarity of the pixel defining layer.Type: GrantFiled: November 5, 2020Date of Patent: March 4, 2025Assignees: HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Wei Li, Jingjing Xia, Bin Zhou, Yang Zhang, Guangyao Li, Wei Song, Xuanang Wang, Qinghe Wang, Liusong Ni, Jun Liu, Liangchen Yan, Ming Wang, Jingang Fang
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Patent number: 12242152Abstract: A display module includes a display panel, a middle frame, a film assembly, a backlight source and a backplane. The middle frame includes sub-frames each including a body and a support portion. The backplane includes a substrate and flanges. The sub-frames include at least one first sub-frame. The body of the first sub-frame is provided with a protrusion and the protrusion abuts against a corresponding flange. In the thickness direction of the flange, the orthographic projection of the protrusion on the substrate does not completely cover the orthographic projection of the corresponding flange on the substrate. The backlight source and the film assembly are sequentially arranged on the substrate, and the film assembly is located between the support portions and the flanges; and in the thickness direction of the flanges, an expansion gap is reserved between the protrusions and the film assembly.Type: GrantFiled: September 1, 2021Date of Patent: March 4, 2025Assignees: Hefei Xinsheng Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Qiang Zhang, Haifeng Xu, Hui Dong
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Patent number: 12237422Abstract: A thin film transistor, including: at least one active layer pattern including a first conductive pattern, a second conductive pattern, and a semiconductor pattern; a gate on a side of the active layer pattern; a first electrode and a second electrode on a side of the gate away from the active layer pattern, and respectively electrically connected with the first conductive pattern and the second conductive pattern, a conductive shielding pattern is provided corresponding to the semiconductor pattern in at least one active layer pattern, the conductive shielding pattern is on a side of the semiconductor pattern away from the gate and is electrically connected with the first electrode, and a buffer layer is between the conductive shielding pattern and the semiconductor pattern; an orthographic projection of the conductive shielding pattern on a plane where the semiconductor pattern corresponding thereto is located at least partially covers the semiconductor pattern corresponding.Type: GrantFiled: May 20, 2021Date of Patent: February 25, 2025Assignees: Hefei Xinsheng Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Qinghe Wang, Tongshang Su, Jun Wang, Yongchao Huang, Haitao Wang, Ning Liu, Jun Cheng, Yingbin Hu
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Patent number: 12238973Abstract: A display substrate includes a driving circuit layer arranged on a base and a light emitting structure layer arranged on one side, away from the base, of the driving circuit layer; the light emitting structure layer includes an anode, a pixel definition layer, an organic light emitting layer, a cathode, and an auxiliary electrode; the pixel definition layer has a first pixel opening exposing the anode and a second pixel opening exposing the auxiliary electrode; the organic light emitting layer connected to the anode and the cathode connected to the organic light emitting layer are arranged in the first pixel opening; the organic light emitting layer separated from the auxiliary electrode and the cathode located on one side, away from the base, of the organic light emitting layer are arranged in the second pixel opening; and the cathode is connected to the auxiliary electrode in the second pixel opening.Type: GrantFiled: April 21, 2021Date of Patent: February 25, 2025Assignees: Hefei Xinsheng Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Jun Wang, Haitao Wang, Tongshang Su, Qinghe Wang, Ning Liu, Bin Zhou, Jun Cheng
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Patent number: 12238969Abstract: The present disclosure provides a display substrate, a method for manufacturing the same, and a display device. The display substrate includes a drive circuit layer disposed on a base substrate and a light emitting structure layer disposed on a side of the drive circuit layer away from the base substrate. The light emitting structure layer includes an anode, an organic light emitting layer, a cathode, and an auxiliary electrode. The organic light emitting layer is respectively connected to the anode and the cathode, and the cathode is connected to the auxiliary electrode; in a plane parallel to the display substrate, an edge of the auxiliary electrode is provided with a structure depressed towards a center of the auxiliary electrode.Type: GrantFiled: February 26, 2021Date of Patent: February 25, 2025Assignees: Hefei Xinsheng Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Tongshang Su, Bin Zhou, Jun Cheng, Qinghe Wang, Yongchao Huang, Dacheng Zhang, Liangchen Yan
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Patent number: 12230561Abstract: A light-emitting substrate includes a base, a first conductive pattern layer disposed on the base and a second conductive pattern layer disposed on a side of the first conductive pattern layer away from the base. The first conductive pattern layer includes first signal lines. The second conductive pattern layer includes lamp bead pads. The lamp bead pads include first lamp bead pads and at least one second lamp bead pad. A vertical projection of each first lamp bead pad on the base at least partially overlaps with a vertical projection of a first signal line on the base. A vertical projection of each second lamp bead pad on the base is outside vertical projections of the first signal lines on the base. A distance between a first lamp bead pad and the base is substantially the same as a distance between a second lamp bead pad and the base.Type: GrantFiled: October 26, 2021Date of Patent: February 18, 2025Assignees: HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Jie Wang, Jian Tian, Jie Lei, Xintao Wu, Chunjian Liu, Qin Zeng, Zouming Xu
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Publication number: 20250054430Abstract: A shift-register unit, a grid driving circuit and a displaying device, which relates to the technical field of displaying. In the present disclosure, the oxide-semiconductor layers of the oxide thin-film transistors may be delimited into regions according to the total channel widths and the channel lengths required by the oxide thin-film transistors in the shift-register unit, wherein the sum of the widths of the independent semiconductor branches obtained by the delimitation is equal to the required total channel width. Accordingly, one oxide thin-film transistor can realize the required total channel width by using the one or more semiconductor branches, to ensure the normal operation of the oxide thin-film transistor, whereby the oxide-semiconductor layers of the different oxide thin-film transistors can be configured differently, to realize the purpose of reducing the border frame of the displaying device.Type: ApplicationFiled: October 29, 2024Publication date: February 13, 2025Applicants: Hefei Xinsheng Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Yongxian Xie, Zhixiang Zou, Feng Qu, Chuanjiang Tang, Tong Yang, Xiaoye Ma, Fengzhen Lv, Ran Zhang
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Patent number: 12223866Abstract: A display substrate, a test method for the display substrate and a display device are provided. The display substrate includes a base substrate, a touch detection circuit layer and a pixel driving circuit layer. The display substrate includes a display region and a non-display region surrounding the display region. The touch detection circuit layer includes a driving signal line and a dummy electrode line arranged side by side in the display region and insulated from each other, and both the driving signal line and the dummy electrode line extend from the display region to the non-display region. The non-display region is provided with a plurality of test pads including a first pad electrically connected to the driving signal line and a second pad electrically connected to the dummy electrode line.Type: GrantFiled: September 28, 2022Date of Patent: February 11, 2025Assignees: HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Guodong Liu, Peng Wu, Jideng Zhou, Yong Qian
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Patent number: 12224289Abstract: An array substrate includes gate lines, data lines and an insulating layer. The data lines all extend in a first direction, and the gate lines all extend in a second direction, the first direction intersecting the second direction. A data line includes first line segments and second line segments that all extend in the first direction and are arranged alternately. The second line segments are disposed at a side of the gate lines proximate to the base, and the first line segments are disposed at a side of the gate lines away from the base. There is no overlap among orthographic projections of the first line segments on the base and orthographic projections of the gate lines on the base. The insulating layer includes first vias. In the first direction, any two adjacent first line segments are electrically connected to a second fine segment through at least two first vias.Type: GrantFiled: June 19, 2020Date of Patent: February 11, 2025Assignees: HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Ning Liu, Wei Song, Yingbin Hu, Qinghe Wang, Feng Zhang, Chongchong Liu, Bin Zhou
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Publication number: 20250046224Abstract: A shift-register unit circuit includes a first input sub-circuit configured to have a display-input terminal to receive a display-input signal, and to provide a display output-control signal to a first node; a second input sub-circuit configured to have a blank-input terminal to receive a blank-input signal for charging a blank-control node, and to provide a blank output-control signal to the first node, wherein the second input sub-circuit includes an isolation sub-circuit, wherein the isolation sub-circuit is set between the first node and the blank-control node; an output sub-circuit configured to output signal under control of the first node; and an anti-leak sub-circuit configured to provide a working voltage level to an anti-leak connection point. The anti-leak sub-circuit includes a second anti-leak transistor connected to the isolation sub-circuit.Type: ApplicationFiled: October 23, 2024Publication date: February 6, 2025Applicants: Hefei Xinsheng Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Xuehuan Feng, Yongqian Li
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Patent number: 12216358Abstract: A backlight module and a display apparatus. The backlight module includes: a back panel, including a base plate and a vertical plate connected with an edge of the base plate; the base plate is matched with the vertical plate to form an accommodation space; a light guide plate, located in the accommodation space and having a safety gap with the vertical plate of the back panel; and an optical film, located in the accommodation space and located on a side of the light guide plate away from the base plate. A surface of the light guide plate facing the optical film has a first positioning portion and a second positioning portion; the first positioning portion positions the optical film in a first direction, and the second positioning portion positions the optical film in a second direction. The first direction and the second direction are perpendicular to each other.Type: GrantFiled: May 26, 2022Date of Patent: February 4, 2025Assignees: Hefei Xinsheng Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Ran Tao, Haifeng Xu, Yu Song, Tao Liu, Aixia Sang
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Patent number: 12216347Abstract: A backlight module includes a back plate, a plastic frame disposed on one side of the back plate and connected with the back plate, a light source assembly located on an inner side of the plastic frame, and a reflective sheet, a light guide plate, and an optical membrane group sequentially stacked and located on the inner side of the plastic frame; the light source assembly includes a circuit board and a light source disposed on a first side surface of the circuit board, and the light source is located at a first side edge of the light guide plate; the light guide plate includes a first surface facing the reflective sheet and a second surface facing away from the reflective sheet; a first rectangular annular step and a second rectangular annular step are provided on an end face of the plastic frame facing the back plate.Type: GrantFiled: March 28, 2022Date of Patent: February 4, 2025Assignees: Hefei Xinsheng Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Yong Ma, Haifeng Xu, Xiaochun Shi, Jinfeng Zhang, Tao Liu
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Patent number: 12204207Abstract: Provided is a backlight module, including: a backplate, a light guide plate and an optical film layer. The backplate includes a bottom plate and side plates. The bottom plate and the side plates forms an accommodating space. The light guide plate and the optical film layer are sequentially stacked on the bottom plate in the accommodating space. The backlight module includes a display area and a bezel area. The light guide plate includes a main body portion and a first limiting portion arranged on a side, facing the optical film layer, of the main body portion, at least part of the first limiting portion is located in the bezel area, the first limiting portion limits a position of the optical film layer; an orthographic projection of the first limiting portion on the bottom plate is at least partially located outside a side edge of the bottom plate.Type: GrantFiled: October 26, 2021Date of Patent: January 21, 2025Assignees: HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Ran Tao, Xiaochun Shi, Fei Ling, Haifeng Xu, Qingyi Zhuang
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Patent number: 12189909Abstract: The present disclosure provides a touch substrate having a touch electrode area and a peripheral area surrounding the touch electrode area. The touch substrate includes: a touch electrode layer in the touch electrode area and an electrostatic release structure in the peripheral area. The touch electrode layer includes touch electrodes and dummy electrodes alternately arranged along a first direction and separated from each other, the touch electrodes and the dummy electrodes extend along a second direction intersecting the first direction, the touch electrodes and the dummy electrodes both are conductive mesh structures, and the dummy electrode has a first end and a second end along the second direction and includes at least one conductive path that is continuous between the first end and the second end. The at least one conductive path is electrically connected to the electrostatic release structure.Type: GrantFiled: April 16, 2021Date of Patent: January 7, 2025Assignees: Hefei Xinsheng Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Bin Pang, Xiaodong Xie, Min He, Tengfei Zhong, Wenjie Xu, Xinxiu Zhang, Tianyu Zhang, Xue Zhao, Huayu Sang
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Patent number: 12183237Abstract: A shift-register unit circuit includes a first input sub-circuit configured to have a display-input terminal to receive a display-input signal, and to provide a display output-control signal to a first node; a second input sub-circuit configured to have a blank-input terminal to receive a blank-input signal for charging a blank-control node, and to provide a blank output-control signal to the first node; an output sub-circuit configured to output signal under control of the first node; a first control sub-circuit, configured to control a voltage level of a second node under control of the first node; a second control sub-circuit configured to pull down voltage levels of the first node and the output terminal to turn-off voltage levels under control of the second node; and an anti-leak sub-circuit configured to provide a working voltage level to an anti-leak connection point.Type: GrantFiled: August 20, 2023Date of Patent: December 31, 2024Assignees: Hefei Xinsheng Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Xuehuan Feng, Yongqian Li
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Patent number: 12185452Abstract: The present disclosure is related to a display device and a circuit board (200). The display device comprises a light-emitting module (100), a circuit board (200) and a conductive structure (300). The surface of the light-emitting module (100) is provided with a conductive portion (101). The circuit board (200) is arranged on a back face (102) of the light-emitting module (100), and has a first surface (201) close to the light-emitting module (100). The first surface (201) of the circuit board (200) is provided with an exposed external conductive layer (210), and the external conductive layer (210) is electrically connected to a ground wire of the circuit board (200). The conductive structure (300) is located between the circuit board (200) and the light-emitting module (100), and makes the external conductive layer (210) electrically connect to the conductive portion (101).Type: GrantFiled: August 11, 2021Date of Patent: December 31, 2024Assignees: HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Rui Wang, Zejun Chen, Jianjun Wang, Xiaoshi Liu, Xianfeng Yuan
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Patent number: RE50290Abstract: A shift register is provided, which includes a blanking input circuit, a blanking control circuit, a blanking pull-down circuit, and a shift register circuit, and a twenty-ninth transistor. The blanking input circuit may provide a blanking input signal to a first control node according to a second clock signal. and comprise a first transistor The blanking control circuit may provide a first clock signal to a second control node and maintain a voltage difference between the first control node and the second control node, according to a voltage of the first control node. comprise a second transistor. The blanking pull-down circuit may provide a voltage of the second control node to a pull-down node according to the a first clock signal and comprise a third transistor and a third leakage-preventative transistor. The shift register circuit may provide a shift signal via a shift signal output terminal and a first drive signal via a first drive signal output terminal according to a voltage of the pull-down node.Type: GrantFiled: August 16, 2022Date of Patent: February 4, 2025Assignees: HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Xuehuan Feng, Yongqian Li