Patents Assigned to Hefei Xinsheng Optoelectronics Technology Co., Ltd
  • Patent number: 11700688
    Abstract: 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: Grant
    Filed: February 24, 2021
    Date of Patent: July 11, 2023
    Assignees: 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
  • Patent number: 11698316
    Abstract: 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: Grant
    Filed: May 21, 2019
    Date of Patent: July 11, 2023
    Assignees: Hefei Xinsheng Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Rui Peng, Xiang Wan, Zhijie Ye, Yue Hu
  • Patent number: 11685610
    Abstract: 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: Grant
    Filed: November 24, 2017
    Date of Patent: June 27, 2023
    Assignees: BOE Technology Group Co., Ltd., Hefei Xinsheng Optoelectronics Technology Co., Ltd.
    Inventors: Feifei Zhu, Wenming Ren
  • Patent number: 11688326
    Abstract: 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: Grant
    Filed: June 21, 2022
    Date of Patent: June 27, 2023
    Assignees: Hefei Xinsheng Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Xuehuan Feng, Yongqian Li
  • Publication number: 20230196971
    Abstract: 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: Application
    Filed: February 23, 2023
    Publication date: June 22, 2023
    Applicants: Hefei Xinsheng Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Xuehuan Feng, Yongqian Li
  • Patent number: 11682679
    Abstract: 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: Grant
    Filed: August 31, 2020
    Date of Patent: June 20, 2023
    Assignees: HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Lin Chen, Chengshao Yang, Tao Ma, Dengfeng Wang, Ling Han
  • Patent number: 11681174
    Abstract: A display device is provided, and the display device includes: a display module, including a first outer surface, a second outer surface and a side surface; a tape, including a first part and a second part, wherein the first part is bonded to an edge of the first outer surface of the display module, and the second part is bonded to the side surface of the display module; a cover component, wherein the cover component and the display module are arranged oppositely and spaced apart; and a tape holder between the cover component and the display module, wherein the tape holder includes a main body portion and at least one through hole formed in the main body portion. A method for manufacturing the display device is further provided.
    Type: Grant
    Filed: July 23, 2020
    Date of Patent: June 20, 2023
    Assignees: HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Kaiwen Wang, Haifeng Xu, Hui Dong, Qiang Zhang, Aixia Sang
  • Patent number: 11676524
    Abstract: The present disclosure provides a shift register, a gate driving circuit and a display panel, and belongs to the field of display technology. The shift register of the present disclosure includes: an input circuit configured to precharge and reset a pull-up node; one pull-down control circuit being electrically connected to one pull-down circuit through a pull-down node; the pull-down control circuit being configured to control a potential at the pull-down node under a first power voltage; each pull-down circuit being configured to pull down the potential at the pull-down node in response to a potential at the pull-up node; an output circuit configured to output a clock signal through a signal output terminal in response to the potential at the pull-up node; one first noise reduction circuit connected to one pull-down node.
    Type: Grant
    Filed: September 15, 2021
    Date of Patent: June 13, 2023
    Assignees: Hefei Xinsheng Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yongxian Xie, Tong Yang, Feng Qu, Fengzhen Lv, Xianjie Shao, Rui Ma, Rui Li
  • Patent number: 11672149
    Abstract: The present disclosure provides an OLED display panel and a method for detecting the OLED display panel, and a display device. The OLED display panel includes a base substrate including a display area and a non-display area surrounding the display area and having a first region adjacent to the display area. The display area includes a drive signal line and a power supply voltage signal line both extending from the display area to the first region. The drive signal line includes, in the first region, a first section of wiring at an anode layer, the power supply voltage signal line includes, in the first region, a second section of wiring at a gate metal layer, and parts of the drive signal line and the power supply voltage signal line in the display area are located at a source-drain metal layer.
    Type: Grant
    Filed: June 24, 2020
    Date of Patent: June 6, 2023
    Assignees: Hefei Xinsheng Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Guangyao Li, Dongfang Wang, Jun Wang, Haitao Wang, Qinghe Wang, Ning Liu, Wei Li, Yingbin Hu, Yang Zhang
  • Patent number: 11670222
    Abstract: The disclosure provides a driving backplate and a display device. The driving backplate includes a substrate having a plurality of light source regions where light sources are disposed, the plurality of light source regions being arranged in an array; and a plurality of control chips arranged in an array on the substrate, the plurality of control chips being in one-to-one correspondence with the plurality of light source regions and each configured to provide a driving signal to the light source in a corresponding light source region, wherein each column of control chips is divided into at least two groups, each group of control chips are coupled in series through a same signal line, and the at least two groups of control chips are coupled in parallel with each other.
    Type: Grant
    Filed: September 29, 2021
    Date of Patent: June 6, 2023
    Assignees: Hefei Xinsheng Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Qin Zeng, Zouming Xu, Jian Tian, Jie Lei, Jie Wang, Jianying Zhang, Xintao Wu, Chunjian Liu
  • Patent number: 11672147
    Abstract: The present application discloses a display substrate. The display substrate may include a base substrate; a plurality of first electrodes arranged in an array on the base substrate; and a pixel defining layer defining a plurality of openings on the base substrate. The plurality of openings may overlap the plurality of first electrodes respectively. The pixel defining layer may include a plurality of first pixel defining units and a plurality of second pixel defining units; and the plurality of first pixel defining units may be separated from one another.
    Type: Grant
    Filed: May 16, 2019
    Date of Patent: June 6, 2023
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Wei Li, Bin Zhou, Jun Liu, Ning Liu, Wei Song, Xuehai Gui, Xiaodong Zhang, Rong Liu
  • Patent number: 11663988
    Abstract: A display panel driving method, a drive circuit thereof, and a display device. The method comprises: when determined that the picture to be displayed belongs to a high power consumption display picture, providing a touch control and display integrated circuit and power supply management circuit of the display panel with a second reference voltage that is amplified by a first reference voltage and that is provided by an external voltage source, and driving each pixel to ensure the normal display of the high power consumption display picture; and when determined that the picture to be displayed belongs to a low power consumption display picture, directly providing the first reference voltage to the touch control and display integrated circuit and power supply management circuit of the display panel, and driving each pixel within the display panel so as to ensure the normal display of the low power consumption picture.
    Type: Grant
    Filed: February 9, 2021
    Date of Patent: May 30, 2023
    Assignees: HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yuanyuan Liu, Xuanxuan Qiao, Zhenzhou Xing, Xiaozhe Zhang, Jianjun Wang
  • Patent number: 11662863
    Abstract: Provided are a touch substrate, a preparation method thereof and a touch device. The touch substrate includes a substrate, and a first conductive layer, a first insulating layer and a second conductive layer sequentially stacked on the substrate. The first conductive layer includes a first capacitive touch electrode, a first wiring and a second wiring. The first wiring is electrically connected to the first capacitive touch electrode, and the second wiring is insulated from the first capacitive touch electrode. The first insulating layer includes at least one first via. The second conductive layer includes a second capacitive touch electrode, which is electrically connected to the second wiring through the first via. The second conductive layer further includes an additional functional channel, which is insulated from the second capacitive touch electrode.
    Type: Grant
    Filed: June 26, 2021
    Date of Patent: May 30, 2023
    Assignees: Hefei Xinsheng Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Jing Wang, Dong Li, Xiaodong Xie, Min He, Wenjie Xu, Yuan Li
  • Patent number: 11656703
    Abstract: The disclosure relates to the technical field of displays, and discloses touch module, touch display screen, and touch display device. The touch module includes touch region, peripheral region, and bonding region. The peripheral region includes: connection traces, which include first trace and second trace that are disposed at interval; a shielding wire disposed between the first trace and the second trace, wherein a side wall of the shielding wire close to the first trace is a first side wall, a side wall of the shielding wire close to the second trace is a second side wall, a side wall of the first trace close to the shielding wire is a third side wall, a side wall of the second trace close to the shielding wire is a fourth side wall, and a grounding wire disposed at sides of the connection traces away from the touch region.
    Type: Grant
    Filed: August 19, 2021
    Date of Patent: May 23, 2023
    Assignees: HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventor: Jiawei Xu
  • Patent number: 11650461
    Abstract: 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: Grant
    Filed: June 9, 2022
    Date of Patent: May 16, 2023
    Assignees: Hefei Xinsheng Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Tao Ma, Biao Luo, Wei He, Chengshao Yang
  • Patent number: 11645965
    Abstract: An image processing method includes: constructing an image data analysis model; obtaining a first gray level of at least one of a plurality of first sub-pixels, and second gray levels of at least two second sub-pixels corresponding to each of the at least one first sub-pixel; obtaining a first light transmittance corresponding to the first gray level of the at least one first sub-pixel, and second light transmittances corresponding to the second gray levels of the at least two second sub-pixels corresponding to each of the at least one first sub-pixel, and determining actual light transmittances corresponding to the second gray levels of the at least two second sub-pixels respectively according to the image data analysis model; and obtaining target light transmittances corresponding to the second gray levels of the at least two second sub-pixels respectively, and determining compensation gray levels corresponding to the at least two second sub-pixels according to the actual light transmittances corresponding
    Type: Grant
    Filed: September 26, 2019
    Date of Patent: May 9, 2023
    Assignees: HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Shenghua Hu, Chunyang Nie, Ruilian Li, Xueqin Wei, Ke Dai
  • Patent number: 11645978
    Abstract: The present disclosure provides method and device for processing compensation data to be applied to a pixel circuit, and a display panel. The method includes: receiving M compensation data; determining a first threshold range according to (i?N)-th to (i?1)-th standard data, wherein midpoint and length of the first threshold range both depend on the (i?N)-th to (i?1)-th standard data; judging whether an i-th compensation data is in the first threshold range or not; in response to the i-th compensation data being in the first threshold range, determining the i-th compensation data as qualified and using it as an i-th standard data; and in response to the i-th compensation data not being in the first threshold range, determining the i-th compensation data as unqualified, replacing it with an average value of the (i?N)-th to (i?1)-th standard data, and using the replaced i-th compensation data as the i-th standard data.
    Type: Grant
    Filed: December 9, 2020
    Date of Patent: May 9, 2023
    Assignees: Hefei Xinsheng Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Wenchao Bao, Xiaolong Wei
  • Publication number: 20230134406
    Abstract: An array substrate includes sub-pixels arranged in an array, scan lines, and data lines on a base substrate, with any one of the sub-pixels including a pixel electrode and a switch transistor; wherein the pixel electrode is connected to a drain electrode of the switch transistor, a gate electrode of the switch transistor is connected to one of the scan lines, a source electrode of the switch transistor is connected to one of the data lines; and an active layer of the switch transistor of the sub-pixel is located between the pixel electrode of the sub-pixel and the data line connected to the sub-pixel.
    Type: Application
    Filed: August 11, 2021
    Publication date: May 4, 2023
    Applicants: Hefei Xinsheng Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Yunhai WAN, Zhixiang ZOU, Chuan CHEN, Xuehai GUI, Peihua SUN
  • Patent number: 11640219
    Abstract: A touch element, a touch substrate, a display device, and a method of manufacturing the touch substrate are disclosed. The touch element includes a first conductive pattern layer. The first conductive pattern layer includes a first conductive pattern. The first conductive pattern includes a first basic pattern and a first incremental pattern. The touch element further includes a second conductive pattern layer. The second conductive pattern layer is stacked with and insulated from the first conductive pattern layer. An orthographic projection of the first incremental pattern on the second conductive pattern layer coincides with a pattern of the second conductive pattern layer.
    Type: Grant
    Filed: January 28, 2019
    Date of Patent: May 2, 2023
    Assignees: Hefei Xinsheng Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Tengfei Zhong, Xiaodong Xie, Min He, Shifeng Xu
  • Patent number: 11640076
    Abstract: A display substrate, a display device and a test method of the display substrate are disclosed. The display substrate includes a display region and a peripheral region. The peripheral region includes: a first leading wire extending in a first direction and including a first end and a second end; a first test wire electrically connected with the first leading wire at a first position of the first test wire between the first end and the second end; the display region includes first signal wires of first group extending in a second direction, two first signal wires arranged outermost in the first direction among the first signal wires of first group are respectively connected with the first end and the second end, and remaining first signal wires among the first signal wires of first group are connected with the first leading wire between the first end and the second end.
    Type: Grant
    Filed: November 29, 2019
    Date of Patent: May 2, 2023
    Assignees: Hefei Xinsheng Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Yuting Chen, Tong Yang, Suzhen Mu