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公开(公告)号：US10559239B2
公开(公告)日：2020-02-11
申请号：US15758869
申请日：2017-10-24
IPC: G01R31/317 , G09G3/00
Abstract: Disclosed is a panel testing device. The panel testing device includes: a supporter and a plurality of test pins disposed on the supporter, wherein the plurality of test pins are in one-to-one correspondence with a plurality of signal pins on the tested panel, any one of the test pins satisfies d≤D≤d+L; wherein D is a width of the test pin, d is a width of the signal pin corresponding to the test pin, L is a minimum pitch between two adjacent signal pins.
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公开(公告)号：US20190035315A1
公开(公告)日：2019-01-31
申请号：US15758869
申请日：2017-10-24
IPC: G09G3/00 , G01R31/317
Abstract: Disclosed is a panel testing device. The panel testing device includes: a supporter and a plurality of test pins disposed on the supporter, wherein the plurality of test pins are in one-to-one correspondence with a plurality of signal pins on the tested panel, any one of the test pins satisfies d≤D≤d+L; wherein D is a width of the test pin, d is a width of the signal pin corresponding to the test pin, L is a minimum pitch between two adjacent signal pins.
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公开(公告)号：US20250098453A1
公开(公告)日：2025-03-20
申请号：US18576484
申请日：2023-03-31
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Hao Liu
IPC: H10K59/131 , H10K59/12 , H10K59/122 , H10K59/124
Abstract: The present disclosure provides a display substrate, a manufacturing method and a display device. The display substrate includes a first screen and a second screen, and outer contours of the first screen and the second screen cooperate with each other to define an recess. The display substrate includes: a back plate including a first signal line arranged in a peripheral region of the first screen and the second screen; and a light-emitting element including a first electrode, a light-emitting functional layer and a second electrode laminated one on another. A partition structure is provided along an edge of the recess in the peripheral region of the first screen and the second screen, the light-emitting functional layer is interrupted by the partition structure to form an opening, and the first electrode covers the partition structure in a shape-following manner and is lapped onto the first signal line via the opening.
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公开(公告)号：US12038638B2
公开(公告)日：2024-07-16
申请号：US18498135
申请日：2023-10-31
Inventor： Hao Liu , Yunben Shen , Guangning Hao , Tao Ni , Yang Liu , Lihua Sheng
IPC: G02F1/1333 , G02F1/13357 , H05K5/02
CPC classification number: G02F1/133328 , G02F1/133317 , G02F1/133322 , G02F1/133608 , H05K5/0204
Abstract: A display device includes: a frame, including a frame body, a first protrusion disposed on the frame body, and a second protrusion disposed on the frame body, the second protrusion including at least one stepped portion; a display panel, located on a side of one stepped portion of the at least one stepped portion close to a light emitting surface of the display device and located on an inner side of the frame body; and a planar back housing, fixed on the inner side of the frame body and a side of the first protrusion away from the light emitting surface.
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公开(公告)号：US12016227B2
公开(公告)日：2024-06-18
申请号：US17268091
申请日：2020-06-29
Inventor： Hao Liu , Xuewu Xie , Shi Sun , Yu Ai , Bowen Liu , Yubao Kong , Ameng Zhang
IPC: H01L27/32 , H01L51/52 , H01L51/56 , H10K50/824 , H10K59/122 , H10K59/131 , H10K71/00
CPC classification number: H10K59/1315 , H10K50/824 , H10K59/122 , H10K71/00
Abstract: Disclosed in embodiments of the present disclosure are a display panel, a preparation method thereof, and a display device. A display panel having a display area and a non-display area includes: a base substrate; an auxiliary electrode in the non-display area; a passivation layer disposed on a side of the auxiliary electrode facing away from the base substrate, having a first opening in the non-display area, in the first opening, an accommodating space is formed between the passivation layer and the auxiliary electrode, the accommodating space exposes part of the auxiliary electrode; an orthographic projection of the passivation layer on the base substrate covers an orthographic projection of the accommodating space on the base substrate; a cathode layer disposed on a side of the passivation layer facing away from the base substrate, having a connecting portion in the accommodating space, the connecting portion being connected to the auxiliary electrode.
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Patent Agency Ranking
公开(公告)号：US11862098B2
公开(公告)日：2024-01-02
申请号：US17628779
申请日：2021-04-09
Applicant: BOE Technology Group Co., Ltd.
Inventor： Guangliang Shang , Jie Zhang , Shuo Huang , Libin Liu , Shiming Shi , Hao Liu , Haoliang Zheng , Xing Yao
IPC: G09G3/3266 , G09G3/36 , G11C19/28
CPC classification number: G09G3/3266 , G09G3/3677 , G11C19/28 , G09G2300/0852 , G09G2310/0286
Abstract: A shift register, a driving method, a driving control circuit and a display device. The method comprises: at a data refresh stage (T10), applying to an input signal end (IP) an input signal having a pulse level, applying a control clock pulse signal to a control clock signal end, and applying a noise reduction clock pulse signal to a noise reduction clock signal end; at a noise reduction holding phase (T21-1), applying a fixed voltage signal to the input signal end (IP), applying a fixed voltage signal to the control clock signal end, and applying a fixed voltage signal to the noise reduction clock signal end; and at a noise reduction enhancement stage (T22-1), applying a fixed voltage signal to the input signal end (IP), applying a fixed voltage signal to the control clock signal end, and applying a clock pulse signal to the noise reduction clock signal end.
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公开(公告)号：US11855327B2
公开(公告)日：2023-12-26
申请号：US17286558
申请日：2020-09-15
Inventor： Ying Wang , Jie Wu , Liang Li , Cuiwei Tang , Haocheng Jia , Xue Cao , Tienlun Ting , Chuncheng Che , Hao Liu
CPC classification number: H01P1/182 , B81B7/02 , H01P11/00 , B81B2203/0323
Abstract: The present disclosure provides a MEMS phase shifter and a manufacturing method thereof. The MEMS phase shifter includes a first substrate having a first surface, a coplanar waveguide on the first surface of the first substrate and including a first conductive wire and two second conductive wires on two sides of the first conductive wire and insulated from the first conductive wire, and a plurality of capacitance bridges on a side of the coplanar waveguide away from the first substrate. The plurality of capacitance bridges are arranged at intervals and insulated from the first conductive wire and the second conductive wire, and each of the plurality of capacitance bridges intersects the first conductive wire. The first surface of the first substrate includes a first groove, and the first conductive wire is suspended above the first groove.
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公开(公告)号：US11854290B2
公开(公告)日：2023-12-26
申请号：US17425482
申请日：2020-09-18
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Hao Liu , Yueping Zuo , Huijuan Zhang , Ming Liu , Zheng Liu
IPC: G06K9/28 , G06V40/13 , G11C19/28 , H10K59/131 , H10K59/122
CPC classification number: G06V40/1306 , G11C19/287 , H10K59/131 , H10K59/122
Abstract: The present disclosure provides a display substrate and a display device, and belongs to the field of display technology. The display substrate of the present disclosure includes: a base substrate having a display region; a plurality of fingerprint identification circuits in the display region of the base substrate, wherein each fingerprint identification circuit includes a control sub-circuit and a detection electrode; wherein in a fingerprint identification phase, the control sub-circuit is configured to read a capacitance between the detection electrode and a valley and a ridge of a fingerprint in response to a fingerprint scanning signal, so as to perform fingerprint identification.
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公开(公告)号：US11508942B2
公开(公告)日：2022-11-22
申请号：US17040952
申请日：2020-04-10
Inventor： Xuewu Xie , Bowen Liu , Chienyu Chen , Yu Al , Hao Liu , Yubao Kong , Shi Sun , Ameng Zhang
IPC: G09G3/20 , G09G3/3225 , H01L51/52 , H01L27/32 , H01L51/56
Abstract: The present disclosure relates to an OLED display substrate including a base substrate, a thin film transistor array layer and a planarization layer on the base substrate, and an anode, a pixel definition layer, a cathode, and a light emitting layer on a side of the planarization layer away from the base substrate, the pixel definition layer defining pixel regions, the light emitting layer being located on a side of the pixel definition layer away from the base substrate. The display substrate further includes a light guide that is in contact with the light emitting layer and is used to lead out light from the light emitting layer, so as to test the led-out light and adjust light emission.
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公开(公告)号：US11474390B2
公开(公告)日：2022-10-18
申请号：US16936353
申请日：2020-07-22
Inventor： Hao Liu , Kaixuan Wang , Ruichen Zhang
IPC: G02F1/1335 , G02F1/1333 , G02F1/1347 , G06F3/044 , G02F1/1362
Abstract: A display panel is provided, which includes a first sub-panel and a second sub-panel arranged opposite to each other, wherein the first sub-panel comprises a plurality of pixel units, the second sub-panel comprises a plurality of functional units, each of the functional units corresponds to respective at least one of the pixel units, and an optical lens layer is arranged between the first sub-panel and the second sub-panel, and configured to form a real image of the functional unit or the pixel unit between the functional unit and the pixel unit, wherein a size of the real image of the functional unit is equal to a size of the functional unit, and a size of the real image of the pixel unit is equal to a size of the pixel unit. A display device is further provided.
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