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公开(公告)号：US20200066195A1
公开(公告)日：2020-02-27
申请号：US16399859
申请日：2019-04-30
Inventor： Guangyao LI , Bo MAO , Xuehai GUI , Qinghe WANG , Jun WANG , Dongfang WANG , Liangchen YAN
IPC: G09G3/00 , H01L27/32 , H01L51/00 , G09G3/3225
Abstract: An inspection device includes: a driving circuit, configured to input display data of an image to a pixel electrode of the array substrate; a light-emitting device comprising a first electrode, a second electrode, and a plurality of light-emitting units arranged between the first electrode and the second electrode, and the plurality of light-emitting units is capable of emitting light under the effect of an electric field between the first electrode and the second electrode; a test circuit, configured to electrically connect the first electrode of the light-emitting device to the pixel electrode of the array substrate, and input a first electrical signal to the second electrode of the light-emitting device, to generate the electric field; and a processing circuit, configured to acquire optical information of the light emitted by the light-emitting device, and determine whether there is an electrical defect in the array substrate according to the optical information.
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公开(公告)号：US20190063990A1
公开(公告)日：2019-02-28
申请号：US15512868
申请日：2016-05-13
Inventor： Tuan LIANG , Zhaolei LI , Shuanghui ZHAO , Yuan LIU , Yubing ZHANG , Gang LUO , Jun WANG , Yi QU
Abstract: The present disclosure provides a backlight source monitoring device and a pattern generator. The backlight source monitoring device includes a base, a fixing structure arranged on the base and configured to fix a backlight source to be monitored, a monitoring element fixed on the base and configured to monitor a brightness value of the backlight source to obtain brightness data, and a display element connected with the monitoring element and configured to receive and display the brightness data obtained by the monitoring element.
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公开(公告)号：US20170302265A1
公开(公告)日：2017-10-19
申请号：US15122389
申请日：2015-04-09
Inventor： Jun WANG , Xinxin JIN , Liang SUN , Yuebai HAN , Guoqing ZHANG
IPC: H03K17/16 , G09G3/3233
CPC classification number: H03K17/16 , G09G3/006 , G09G3/3233 , G09G2300/0819 , G09G2300/0833 , G09G2300/0861 , G09G2310/0254 , G09G2310/0289 , G09G2310/08 , G09G2320/0214
Abstract: The present disclosure relates to a method of electrically aging a PMOS thin film transistor. The method includes applying a first voltage Vg with an amplitude of A volts to a gate of the PMOS thin film transistor; applying a second voltage Vs with an amplitude of (A-40) to (A-8) volts to a source of the PMOS thin film transistor; and applying a third voltage Vd with an amplitude of (A-80) to (A-16) volts to a drain of the PMOS thin film transistor. Application of the first voltage Vg, the second voltage Vs and the third voltage Vd is maintained for a predetermined time period, and Vd−Vs
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公开(公告)号：US20160305979A1
公开(公告)日：2016-10-20
申请号：US15088504
申请日：2016-04-01
Inventor： Jie LIU , Junxin YUE , Yi QU , Jun WANG , Jiamian SUN
CPC classification number: G09G3/006 , G02F1/00 , G09G1/00 , H01L2221/00
Abstract: Provided is a lighting fixture, which belongs to the technical field of display equipment detection and can be used for solving the problem that an existing lighting fixture is liable to damage a detection probe in a detection process. The lighting fixture includes a work load platform, a lifting unit and a lighting test unit, wherein the work load platform is used for loading a display panel to be subjected to lighting test; the lifting unit is connected with the lighting test unit and used for driving the lighting test unit to ascend and descend; and the lighting test unit is provided with a plurality of probes and is driven by the lifting unit to contact the probes with a circuit test point on the display panel, in order to carry out the lighting test on the display panel. The lighting fixture is intelligent, flexile and strong in adaptability.
Abstract translation: 提供了一种属于显示设备检测技术领域的照明灯具，可用于解决现有照明灯具在检测过程中易于损坏检测探头的问题。 照明灯具包括工作负载平台，提升单元和照明测试单元，其中工作负载平台用于加载要进行照明测试的显示面板; 提升单元与照明测试单元连接，用于驱动照明测试单元上升和下降; 并且所述照明测试单元设置有多个探针，并且由提升单元驱动以使所述探针与所述显示面板上的电路测试点接触，以在所述显示面板上执行所述照明测试。 照明灯具智能，灵活，适应性强。
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公开(公告)号：US20250006151A1
公开(公告)日：2025-01-02
申请号：US18696296
申请日：2022-09-20
Inventor： Liugang ZHOU , Huiming WANG , Jianwei SUN , Jun WANG , Yunyun LIANG , Qing LI , Yu QUAN , Yanting HUANG , Yunlu CHEN , Zhengru PAN
Abstract: Disclosed are a driving method of a display panel and a display device. The driving method of the display panel includes: obtaining display data of a current display frame (S100); and inputting a data voltage to a data line according to the display data, so that the corresponding data voltages are charged into sub-pixels electrically connected to the data line (S200), where the data voltages inputted on the data line are divided into a plurality of voltage groups, each voltage group includes at least two adjacent data voltages, the polarities corresponding to the data voltages in a same voltage group are the same, the polarities corresponding to the data voltages of the two adjacent voltage groups inputted into a same data line are different, and the polarities of the corresponding voltage groups on the two adjacent data lines are different.
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Patent Agency Ranking
公开(公告)号：US20240387514A1
公开(公告)日：2024-11-21
申请号：US18272123
申请日：2022-07-29
Inventor： Jun WANG , Jun CHENG , Haitao WANG , Tongshang SU , Yongchao HUANG , Jingang FANG , Liu ZHANG , Shengli LIU
Abstract: The present disclosure provides a display substrate, a manufacturing method thereof and a display device. The display substrate includes a base substrate, a plurality of groups of scanning lines extending along a first direction and arranged along a second direction, and a reference signal line extending along the second direction at an end of each scanning line, and an orthogonal projection of the reference signal line onto the base substrate does not overlap with an orthogonal projection of each scanning line onto the base substrate. The scanning lines include a target scanning line for discharging static electricity and including an electrostatic discharge end arranged at a side of the target scanning line close to the reference signal line, the display substrate further includes an electrostatic discharge structure electrically coupled to the electrostatic discharge end and an electrostatic ring and arranged between the electrostatic discharge end and the reference signal line.
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公开(公告)号：US20240357879A1
公开(公告)日：2024-10-24
申请号：US18254183
申请日：2022-06-10
Inventor： Haitao WANG , Jun WANG , Jun CHENG
IPC: H10K59/131 , G09G3/3258 , H10K59/12
CPC classification number: H10K59/131 , H10K59/1201 , G09G3/3258 , G09G2300/0426 , G09G2300/0842 , G09G2310/08 , G09G2330/08
Abstract: A display panel includes a substrate, at least one scan signal line and at least one first conductive block. The scan signal line is disposed on the substrate; a scan signal line in the at least one scan signal line includes a wire body and at least one transfer pad, and a transfer pad in the at least one transfer pad is disposed at an end of the wire body. A first conductive block in the at least one first conductive block is located in a different layer from the scan signal line and electrically insulated from the scan signal line; an orthographic projection of the first conductive block on the substrate at least partially overlaps with an orthographic projection of the transfer pad on the substrate.
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公开(公告)号：US20240292688A1
公开(公告)日：2024-08-29
申请号：US18026752
申请日：2022-06-21
Inventor： Jun WANG , Jun CHENG , Haitao WANG , Tongshang SU , Yongchao HUANG , Jingang FANG , Liu ZHANG , Shengli LIU , Hongzheng WANG
IPC: H10K59/131 , H10K59/80 , H10K102/00 , H10K102/10
CPC classification number: H10K59/131 , H10K59/80517 , H10K59/80518 , H10K59/873 , H10K2102/103 , H10K2102/3026
Abstract: Provided is a display substrate, including: a base, a first signal line, a second signal line, and a first electrode. The first signal line, the second signal line and the first electrode are located on the base and sequentially arranged away from the base, and are insulated from each other; orthographic projections of the first signal line and the second signal line on the base at least partially overlap, an orthographic projection of the first electrode partially overlaps with an overlapping region in which the orthographic projections of the first signal line and the second signal line on the base overlap; an opening is provided in at least a partial region of the first electrode, with the orthographic projection thereof on the base overlaps with the overlapping region in which the orthographic projections of the first signal line and the second signal line on the base overlap with each other.
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公开(公告)号：US20240249658A1
公开(公告)日：2024-07-25
申请号：US18016284
申请日：2022-02-24
Inventor： Liugang ZHOU , Jinshui CHEN , Jianwei SUN , Zhihua SUN , Wu WANG , Jun WANG , Jiao LIU , Jie DENG , Jiantao LIU
IPC: G09G3/20 , G09G3/3291 , G09G3/36
CPC classification number: G09G3/2074 , G09G3/2003 , G09G3/3291 , G09G3/3607 , G09G3/3688 , G09G2300/0452 , G09G2310/08 , G09G2320/0233 , G09G2320/0242 , G09G2320/0285
Abstract: Provided are a method for driving a display panel, and a display device. The method includes: obtaining a gray scale value of each sub-pixels in a current row and a gray scale value of each sub-pixels in a previous row; determining a target gray scale value of each sub-pixel in the current row according to the gray scale value of each sub-pixel in the current row, the gray scale value of each sub-pixel in the previous row, and a target compensation value in a predetermined target compensation lookup table; and inputting a data voltage into a data line in the display panel according to the target gray scale value of each sub-pixel in the current row, to charge with a corresponding data voltage to each sub-pixel in the current row.
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公开(公告)号：US20240213278A1
公开(公告)日：2024-06-27
申请号：US17913808
申请日：2021-10-26
Inventor： Haitao WANG , Ming WANG , Jun CHENG , Bin ZHOU , Jun WANG , Yongchao HUANG , Tongshang SU , Qinghe WANG
IPC: H01L27/12
CPC classification number: H01L27/1288 , H01L27/124
Abstract: The present disclosure provides a method for manufacturing a display panel, a display panel and a to-be-cut display panel, and relates to the field of display technologies. The method includes: forming a first electrostatic protective circuit and a source and drain conductive pattern on a base substrate; removing the source and drain conductive pattern within the target cutting region; forming a to-be-cut display panel by forming a superstructure on the base substrate; and cutting the to-be-cut display panel in the target cutting region. When manufacturing the internal structure of the display panel, only the source and drain conductive pattern in the target cutting region is removed, while the electrostatic protective circuit in the target cutting region is retained. In this way, the electrostatic protective circuit can always play the function of electrostatic protective during the formation of the internal structure of the display panel, such that the internal structure of the display panel is avoided from being damaged by electrostatic, the manufacturing yield of the display panel improved, the problem of low manufacturing yield of the display panel in the related technology is solved, and the effect of improving the manufacturing yield of the display panel is achieved.
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