Patents Assigned to Hefei Xinsheng Optoelectronics Technology Co., Ltd
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Patent number: 11755164Abstract: A touch substrate includes a substrate; a plurality of first touch electrodes disposed on the substrate and extending in a first direction; and a plurality of second touch electrodes disposed on the substrate and extending in a second direction intersecting with the first direction. The plurality of second touch electrodes are insulated from the plurality of first touch electrodes. Each first touch electrode and each second touch electrode both include a mesh structure and a plurality of first dummy electrodes; each first dummy electrode includes at least two line segments; the at least two line segments intersect with each other and have no closed region therebetween.Type: GrantFiled: May 13, 2021Date of Patent: September 12, 2023Assignees: HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Bin Pang, Xiaodong Xie, Min He, Tengfei Zhong, Xue Zhao
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Patent number: 11749201Abstract: The present disclosure provides a display device and a circuit and method for acquiring voltages, and belongs to the field of display technologies. The display device includes: a display panel including a plurality of sub-pixels and a plurality of sensing lines, each of the sub-pixels being connected to one of the sensing lines; a reference voltage providing circuit configured to provide a reference voltage; a sampling circuit electrically connected to the sensing lines and the reference voltage providing circuit, respectively, and configured to acquire a voltage on each sensing line to obtain a first sampling value, and acquire the reference voltage provided by the reference voltage providing circuit to obtain a second sampling value; and a processing circuit electrically connected to the sampling circuit, and configured to correct the first sampling value based on the second sampling value and the reference voltage.Type: GrantFiled: October 28, 2020Date of Patent: September 5, 2023Assignees: HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD, BOE TECHNOLOGY GROUP CO., LTD.Inventors: Taejin Kim, Wenchao Bao
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Patent number: 11749155Abstract: Provided are a shift register, a driving method thereof, and a gate driving circuit. The shift register includes an input sub-circuit, a first reset sub-circuit, an output sub-circuit, a pull-down sub-circuit, a pull-down control sub-circuit, and a second reset sub-circuit. The input sub-circuit provides a signal of the first voltage source to the pull-up node and the first node under the control of the signal input terminal; the first reset sub-circuit provides a signal of the second voltage source to the pull-up node and the first node under the control of the reset terminal; the output sub-circuit outputs the signal of the clock signal terminal to the signal output terminal according to the level of the pull-up node.Type: GrantFiled: December 29, 2020Date of Patent: September 5, 2023Assignees: Hefei Xinsheng Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Tong Yang, Tingting Zhao, Xianjie Shao
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Patent number: 11747948Abstract: The present disclosure relates to a light emitting substrate, a display device and a fabricating method. The substrate includes: a base substrate, and an electrode layer, a first insulating layer, a first wiring layer, a second insulating layer, a second wiring layer and light emitting elements sequentially located on a side of the base substrate; the electrode layer includes: a plurality of first touch control electrodes extending along a first direction; the first wiring layer includes: a plurality of driving signal wires extending along a second direction and configured to drive the light emitting elements to emit light, and a plurality of second touch control electrodes extending along the second direction, where the second touch control electrodes are insulated from the first touch control electrodes, and the second direction intersects with the first direction; and the second wiring layer includes: connection signal wires configured to connect different light emitting elements.Type: GrantFiled: October 11, 2021Date of Patent: September 5, 2023Assignees: Hefei Xinsheng Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Jie Wang, Zouming Xu, Jian Tian, Chunjian Liu, Xintao Wu, Jie Lei, Jianying Zhang
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Patent number: 11749217Abstract: A light-emitting substrate includes a base and a plurality of light-emitting units disposed on the base. A light-emitting unit includes a driving voltage terminal, and a main driver chip pad group, a plurality of main light-emitting element pad groups connected in series and at least one spare light-emitting element pad group. Both ends of the plurality of main light-emitting element pad groups are coupled to the driving voltage terminal and the main driver chip pad group. Each spare light-emitting element pad group is connected in parallel with one of the plurality of main light-emitting element pad groups to constitute a pad unit.Type: GrantFiled: September 27, 2021Date of Patent: September 5, 2023Assignees: HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Tianyu Zhang, Min He, Tengfei Zhong, Xiaodong Xie, Xinxiu Zhang, Xue Zhao, Huayu Sang
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Patent number: 11749158Abstract: A shift register unit, a gate driving circuit, a display device, and a driving method are provided. The shift register unit includes a first input circuit, an output control circuit, and an output circuit. The first input circuit is configured to output a first input signal to a first node in response to a first control signal; the output control circuit is configured to output an output control signal to a second node under control of a level of the first node; and the output circuit includes an output terminal, and the output circuit is configured to output an output signal to the output terminal under control of a level of the second node.Type: GrantFiled: April 15, 2022Date of Patent: September 5, 2023Assignees: Hefei Xinsheng Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Xuehuan Feng, Yongqian Li
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Patent number: 11740743Abstract: The present disclosure relates to a display device, a touch panel and a manufacturing method thereof. The touch panel includes a substrate and a touch layer. The touch layer is disposed on a side of the substrate, and includes a first touch area and a border area surrounding the first touch area. The border area includes at least one second touch area, the second touch area includes a plurality of button portions. The button portions include at least one mutual-capacitance button portion, and the mutual-capacitance button portion includes a first touch electrode, a second touch electrode, and a dummy electrode disposed in a same layer, and there is a gap between the first touch electrode and the second touch electrode. The dummy electrode is disposed in the gap between the first touch electrode and the second touch electrode, and separated from the first touch electrode and the second touch electrode.Type: GrantFiled: September 10, 2020Date of Patent: August 29, 2023Assignees: HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Chunjian Liu, Jian Tian, Xintao Wu, Jie Lei, Jie Wang, Zouming Xu, Tianqing Liu
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Patent number: 11737305Abstract: A light-emitting device includes: an anode disposed on a base, and a cathode disposed on a side of the anode facing away from the base. The anode includes a light-reflecting sub-electrode and a light-transmitting sub-electrode located on a surface of the light-reflecting sub-electrode facing away from the base, and an orthographic projection of the light-transmitting sub-electrode on the base is located within a range of an orthographic projection of the light-reflecting sub-electrode on the base. The light-reflecting sub-electrode includes a metal pattern and a metal oxide pattern, and the metal oxide pattern is located in at least part of a region around the metal pattern.Type: GrantFiled: May 27, 2020Date of Patent: August 22, 2023Assignees: HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Wei Song, Ce Zhao, Yuankui Ding, Ming Wang, Ning Liu, Leilei Cheng, Junlin Peng, Yingbin Hu, Liusong Ni
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Patent number: 11735086Abstract: Disclosed is a shift register, a gate driving circuit, a display apparatus and a driving method, the shift register including a first input sub-circuit, configured to receive a first input signal from a first input terminal and output an output blanking output control signal; a second input sub-circuit, configured to receive a second input signal from a second input terminal and output a display output control signal; a selection sub-circuit, having a first terminal connected to the second input sub-circuit, a second terminal connected to the first input sub-circuit, and a third terminal connected to a first node, configured to control a potential of the first node according to the display output control signal and the blanking output control signal; an output sub-circuit, configured to output a composite output signal via an output terminal under control of a first node.Type: GrantFiled: August 4, 2022Date of Patent: August 22, 2023Assignees: Hefei Xinsheng Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Xuehuan Feng, Yongqian Li
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Patent number: 11727853Abstract: A shift register unit, a gate driving circuit, a display device, and a driving method are disclosed. The shift register unit includes a blanking unit, a first transmission circuit and a first input-output unit. The blanking unit is configured to charge a pull-up control node in response to a compensation selection control signal and input a blanking pull-up signal to a blanking pull-up node. The first transmission circuit is electrically connected to the blanking pull-up node and the first pull-up node; and the first input-output unit includes a first leakage preventing structure, the first leakage preventing structure is electrically connected to the first pull-up node and a first leakage preventing node respectively, and the leakage preventing structure is configured to control a level of the first leakage preventing node under the control of the level of the first pull-up node to prevent the first pull-up node from leaking.Type: GrantFiled: June 16, 2022Date of Patent: August 15, 2023Assignees: Hefei Xinsheng Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Xuehuan Feng, Yongqian Li
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Patent number: 11723261Abstract: A method for manufacturing a light-emitting component, including forming an auxiliary electrode and a first electrode arranged at an interval on a base substrate; depositing, by means of a mask with a hollow area, a light-emitting layer on the base substrate on which the auxiliary electrode and the first electrode are formed; and forming a second electrode on the base substrate on which the light-emitting layer is formed. The light-emitting layer covers at least part of the first electrode, and at least a partial area of the auxiliary electrode is exposed outside the light-emitting layer. The second electrode covers at least part of the light-emitting layer and the at least partial area of the auxiliary electrode, and the second electrode is connected to the at least partial area of the auxiliary electrode.Type: GrantFiled: May 14, 2020Date of Patent: August 8, 2023Assignees: HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD, BOE TECHNOLOGY GROUP CO., LTD.Inventors: Tongshang Su, Dongfang Wang, Jun Liu, Yingbin Hu, Qinghe Wang, Shengping Du, Liangchen Yan
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Patent number: 11714319Abstract: The disclosure provides a display device and a method for manufacturing the same. The display device includes: an array substrate, an opposite substrate and a liquid crystal layer between the array substrate and the opposite substrate. The array substrate includes a first base, and a first electrode and a second electrode of each of the plurality of sub-pixels, the first electrode and the second electrode being located on a side of the first base proximal to the liquid crystal layer; and the opposite substrate includes: a second base and an interference electrode of each of the sub-pixels, the interference electrode is located on a side of the second base proximal to the liquid crystal layer, orthographic projections of the interference electrode of each sub-pixel and the second electrode of said each sub-pixel on the first base at least partially overlaps.Type: GrantFiled: September 29, 2021Date of Patent: August 1, 2023Assignees: Hefei Xinsheng Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Peng Chen, Xinxia Zhang, Fengzhen Lv
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Publication number: 20230236458Abstract: A display substrate, a manufacturing method thereof and a display apparatus are provided. The display substrate includes: a base substrate; a sealant on the base substrate; and a contact layer between the base substrate and the sealant, the contact layer being in contact with the sealant. In the display substrate, a contact layer surface of the contact layer, which is away from the base substrate, is not flat at a contact position where the contact layer is in contact with the sealant.Type: ApplicationFiled: March 27, 2023Publication date: July 27, 2023Applicants: Hefei Xinsheng Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Tao Ma, Biao Luo, Wei He, Chengshao Yang
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Patent number: 11710435Abstract: A shift register unit and a driving method thereof, a gate driving circuit, and a display device are provided. In the shift register unit, the input circuit inputs an input signal to a first node; the output circuit outputs an output signal to an output terminal; the first control circuit performs a first control on a level of a first control node; the first noise reduction control circuit controls a level of a second node; the second control circuit performs a second control on a level of a second control node; the second noise reduction control circuit controls a level of a third node; the first voltage-stabilizing circuit performs a third control on the level of the second control node, and the second control and the third control cause at least part of the second noise reduction control circuit to be in different bias states.Type: GrantFiled: October 18, 2019Date of Patent: July 25, 2023Assignees: Hefei Xinsheng Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Xingyi Liu, Yongxian Xie, Jideng Zhou, Fengzhen Lv
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Patent number: 11700688Abstract: The present disclosure provides a display substrate, a method for manufacturing the display substrate, and a display device. The display substrate includes a first conductive line extending in a first direction on a base substrate, a second conductive line extending in a second direction crossing the first direction on the base substrate, and an insulation layer arranged between the first conductive line and the second conductive line. The display substrate further includes a buffer layer arranged between the first conductive line and the base substrate, a groove extending in the first direction is formed in the buffer layer, the first conductive line is arranged in the groove, and a surface of the first conductive line away from the base substrate is flush with a surface of the buffer layer away from the base substrate.Type: GrantFiled: February 24, 2021Date of Patent: July 11, 2023Assignees: HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Yongchao Huang, Qinghe Wang, Haitao Wang, Jun Liu, Jun Cheng, Ce Zhao, Liangchen Yan
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Patent number: 11698316Abstract: A pressure sensor, a manufacturing method thereof, a pressure sensing method and a display device are provided. The pressure sensor includes a first electrode, at least two supports on a first surface of the first electrode, an elastic composite electrode on a side of the supports facing away from the first electrode. Two adjacent supports of the supports, the elastic composite electrode and the first electrode define a compressible space, and the at least two supports are formed of an insulating material. The pressure sensor further comprises a second electrode on a side of the elastic composite electrode facing away from the first electrode and an organic light emitting layer between the first electrode and the second electrode, the organic light emitting layer being in contact with one of the first electrode and the second electrode. The pressure sensor has advantages of low power consumption, fast response and high sensitivity.Type: GrantFiled: May 21, 2019Date of Patent: July 11, 2023Assignees: Hefei Xinsheng Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Rui Peng, Xiang Wan, Zhijie Ye, Yue Hu
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Patent number: 11685610Abstract: A pick-and-place device of display screen substrate and a control method for picking and placing a display screen substrate are disclosed. The pick-and-place device of display screen substrate includes a housing, a support assembly and a control component. The support assembly is disposed in the housing and includes: a support plate extending in a first direction, and two sets of support bars disposed opposite to each other and spaced apart from each other in the first direction. Each set of support bars includes a plurality of support bars arranged at intervals along a second direction, and each support bars is movable in a third direction. The support plate and the support bar are connected with the housing respectively, and the support plate is provided with an opening configured to allow the support bar to move along the third direction.Type: GrantFiled: November 24, 2017Date of Patent: June 27, 2023Assignees: BOE Technology Group Co., Ltd., Hefei Xinsheng Optoelectronics Technology Co., Ltd.Inventors: Feifei Zhu, Wenming Ren
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Patent number: 11688326Abstract: Disclosed is a shift register including a first input sub-circuit, configured to receive a first input signal from a first input terminal and output a blanking output control signal to a first node in a blanking period of time of a frame; a second input sub-circuit, configured to receive a second input signal from a second input terminal and output a display output control signal to the first node in a display period of time of the frame; an output sub-circuit, configured to output a composite output signal via an output terminal under control of the first node, the composite output signal including a display output signal outputted in a display period of time and a blanking output signal outputted in a blanking period of time which are independent of each other.Type: GrantFiled: June 21, 2022Date of Patent: June 27, 2023Assignees: Hefei Xinsheng Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Xuehuan Feng, Yongqian Li
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Publication number: 20230196971Abstract: A shift register unit, a gate driving circuit, a display device, and a driving method are disclosed. The shift register unit includes a blanking unit, a first transmission circuit and a first input-output unit. The blanking unit is configured to charge a pull-up control node in response to a compensation selection control signal and input a blanking pull-up signal to a blanking pull-up node. The first transmission circuit is electrically connected to the blanking pull-up node and the first pull-up node; and the first input-output unit includes a first leakage preventing structure, the first leakage preventing structure is electrically connected to the first pull-up node and a first leakage preventing node respectively, and the leakage preventing structure is configured to control a level of the first leakage preventing node under the control of the level of the first pull-up node to prevent the first pull-up node from leaking.Type: ApplicationFiled: February 23, 2023Publication date: June 22, 2023Applicants: Hefei Xinsheng Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Xuehuan Feng, Yongqian Li
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Patent number: 11682679Abstract: The present disclosure provides a manufacturing method of a display substrate, a display substrate and a display device, belongs to the field of display technology, and can at least partially solve a problem of residual sand in the display substrate. The manufacturing method of the display substrate includes: providing a base; forming a passivation layer on a surface of the base; forming an amorphous oxide conductive material layer on a surface of the passivation layer facing away from the base; forming a photoresist pattern on the oxide conductive material layer, the photoresist pattern having an exposure region; etching a portion of the oxide conductive material layer in the exposure region of the photoresist pattern to form a hollow position exposing a portion of the passivation layer; and removing a certain thickness material of the portion of the passivation layer exposed through the hollow position.Type: GrantFiled: August 31, 2020Date of Patent: June 20, 2023Assignees: HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Lin Chen, Chengshao Yang, Tao Ma, Dengfeng Wang, Ling Han