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1.发明申请公开(公告)号：US20250023217A1
公开(公告)日：2025-01-16
申请号：US18281111
申请日：2022-03-18
Applicant: BOE Technology Group Co., Ltd.
Inventor： Liuqing Li , Zhao Cui , Feng Qu , Qi Yao , Feng Zhang , Wenqu Liu , Liwen Dong , Zhijun Lv , Dongfei Hou , Detian Meng , Libo Wang
Abstract: A tunable phase shifter and a method for manufacturing the same, and a tunable phase shifting device. The phase shifter includes a first substrate, a second substrate, and a tunable dielectric layer between the first substrate and the second substrate; the first substrate includes a first base substrate and a first electrode on the first base substrate; the second substrate includes a second base substrate and a second electrode on the second base substrate; an orthographic projection of the first electrode on the first base substrate is at least partially overlapped with an orthographic projection of the second electrode on the first base substrate, and sheet resistances of materials of the first electrode and the second electrode are both less than or equal to 0.024Ω/□.
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公开(公告)号：US12199081B2
公开(公告)日：2025-01-14
申请号：US17299798
申请日：2020-08-31
Applicant: BOE Technology Group Co., Ltd.
Inventor： Wenqu Liu , Feng Zhang , Qi Yao , Zhao Cui , Liwen Dong , Zhijun Lv , Dongfei Hou , Detian Meng , Xiaoxin Song , Libo Wang
Abstract: Provided is a display substrate, which includes a base substrate, a circuit structure layer disposed on the base substrate, multiple ultrasonic sensing elements and multiple micro light-emitting elements. The multiple ultrasonic sensing elements are disposed on a side of the circuit structure layer away from the base substrate, and are electrically connected to the circuit structure layer, and the multiple light-emitting elements are disposed on the side of the circuit structure layer away from the base substrate, and are electrically connected to the circuit structure layer. An orthographic projection of the multiple ultrasonic sensing elements on the base substrate does not overlap with an orthographic projection of the multiple micro light-emitting elements on the base substrate.
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公开(公告)号：US11864415B2
公开(公告)日：2024-01-02
申请号：US17358016
申请日：2021-06-25
Applicant: BOE Technology Group Co., Ltd.
Inventor： Wenqu Liu , Feng Zhang , Qi Yao , Zhao Cui , Xiaoxin Song , Zhijun Lv , Dongfei Hou , Detian Meng , Liwen Dong , Libo Wang , Yang Yue , Haitao Huang , Chuanxiang Xu
IPC: H10K50/858 , H10K59/38 , H10K59/124 , H10K71/00 , H10K59/12
CPC classification number: H10K50/858 , H10K59/124 , H10K59/38 , H10K71/00 , H10K59/1201
Abstract: Provided are a display panel and a preparation method thereof, and a display apparatus. The display panel includes a first display region, and the first display region includes multiple sub-display regions and a first light transmittance region located between adjacent sub-display regions. Each first sub-display region of the multiple sub-display regions includes a first light-emitting element and a first filter unit disposed in a first light-emergence direction of the first light-emitting element. Each second sub-display region in the multiple sub-display regions includes a first collimating light extraction element disposed in a second light-emergence direction of the first light-emitting element and a second filter unit disposed in a light-emergence direction of the first collimating light extraction element.
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公开(公告)号：US11737367B2
公开(公告)日：2023-08-22
申请号：US17039228
申请日：2020-09-30
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Feng Zhang , Wenqu Liu , Zhijun Lv , Liwen Dong , Xiaoxin Song , Zhao Cui , Detian Meng , Libo Wang
IPC: H01L41/113 , H10N30/30 , H10N30/082 , H10N30/87
CPC classification number: H10N30/302 , H10N30/082 , H10N30/877
Abstract: A piezoelectric device includes: a base having at least one hole, a heat conductive portion disposed in the at least one hole and in contact with a wall of the at least one hole, and at least one piezoelectric sensor disposed on the base. A thermal conductivity of the heat conductive portion is greater than a thermal conductivity of the base. Each piezoelectric sensor includes: a first electrode, a piezoelectric pattern made of a piezoelectric material and a second electrode that are sequentially stacked in a thickness direction of the base.
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公开(公告)号：US11650449B2
公开(公告)日：2023-05-16
申请号：US16964106
申请日：2019-09-03
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Wenqu Liu , Qi Yao , Feng Zhang , Zhijun Lv , Liwen Dong , Xiaoxin Song , Zhao Cui , Detian Meng , Libo Wang , Jifeng Tan , Xiandong Meng
IPC: G02F1/1335 , G02F1/1333 , G02F1/137 , F21V8/00 , G02F1/1337 , G02F1/1343 , G02B6/00 , G02F1/13357
CPC classification number: G02F1/133512 , G02B6/00 , G02B6/005 , G02F1/1337 , G02F1/13439 , G02F1/13756 , G02F1/133357 , G02F1/133603 , G02F1/133607 , G02F1/134309
Abstract: The embodiments of the present disclosure provide a display panel. The display panel includes a first substrate, a second substrate disposed opposite to the first substrate, and a liquid crystal layer between the first substrate and the second substrate, a plurality of first electrodes disposed on a side, close to the second substrate, of the first substrate and spaced apart at intervals, a first dielectric layer for planarizing the plurality of first electrodes, a second dielectric layer disposed on a side, close to the liquid crystal layer, of the first dielectric layer, a light shielding portion disposed on the side, close to the liquid crystal layer, of the second substrate, and a control circuit configured to apply a voltage between the first electrode and the second electrode so that the liquid crystal layer is in a first state or a second state.
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Patent Agency Ranking
公开(公告)号：US11436856B2
公开(公告)日：2022-09-06
申请号：US16826196
申请日：2020-03-21
Applicant: BOE Technology Group Co., Ltd.
Inventor： Wenqu Liu , Qi Yao , Feng Zhang , Zhijun Lv , Liwen Dong , Xiaoxin Song , Zhao Cui , Detian Meng , Libo Wang , Mingqi Chen , Changzheng Wang
IPC: H01L41/04 , G06V40/13 , H01L41/08 , H01L41/193 , B06B1/06 , H01L41/29 , H01L41/331 , H01L41/45 , H01L41/257
Abstract: Embodiments of the present disclosure provide a method for manufacturing a fingerprint recognition method, a fingerprint recognition module, and a display device. The method for manufacturing the fingerprint recognition module includes: providing a backplane; forming a bonding terminal in a bonding area of the backplane; forming a sensing electrode in a fingerprint recognition area of the backplane; forming an insulation layer cladding the bonding terminal in the bonding area, and forming a piezoelectric material layer in the fingerprint recognition area, where an orthographic projection of the piezoelectric material layer on the backplane coincides with an orthographic projection of the sensing electrode on the backplane; performing polarization processing on the piezoelectric material layer; and peeling off the insulation layer.
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公开(公告)号：US20220037433A1
公开(公告)日：2022-02-03
申请号：US16755643
申请日：2019-05-20
Applicant: BOE Technology Group Co., Ltd.
Inventor： Feng Zhang , Zhijun Lv , Wenqu Liu , Liwen Dong , Xiaoxin Song , Zhao Cui , Detian Meng , Libo Wang , Chuanxiang Xu
Abstract: An array substrate includes a flexible base substrate; a buffer layer on the flexible base substrate and continuously extending from a display area into a peripheral area, including a first portion substantially extending throughout the display area and a second portion in the peripheral area, the first portion and the second portion being parts of an integral layer, an organic insulating layer substantially extending throughout but limited in the display area and on a side of the buffer layer away from the flexible base substrate; an inorganic insulating layer limited in the peripheral area and on a side of the buffer layer away from the flexible base substrate; a planarization layer on a side of the organic insulating layer away from the buffer layer, and a plurality of light emitting elements on a side of the planarization layer away from the organic insulating layer.
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公开(公告)号：US11953779B2
公开(公告)日：2024-04-09
申请号：US17770205
申请日：2021-06-08
Applicant: BOE Technology Group Co., Ltd.
Inventor： Xiaoxin Song , Feng Zhang , Wenqu Liu , Zhijun Lv , Liwen Dong , Zhao Cui , Detian Meng , Libo Wang , Dongfei Hou , Qi Yao , Xue Dong
IPC: G02F1/00 , G02F1/1335 , G02F1/13357
CPC classification number: G02F1/133603 , G02F1/133605 , G02F1/133607 , G02F1/133612
Abstract: The present disclosure relates to a backlight module, a method for designing the same, and a display device. The backlight module includes: a first substrate; a plurality of LED chips on the first substrate; and a light control structure on the first substrate. The backlight module includes a plurality of light control region groups in one-to-one correspondence with the plurality of light-emitting diode chips, each light control region group includes at least a first light control region and a second light control region. The light control structure includes a plurality of light control substructure groups respectively located in the plurality of light control region groups. Each light control substructure group includes at least a first light control substructure in the first light control region and a second light control substructure in the second light control region.
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公开(公告)号：US11953680B2
公开(公告)日：2024-04-09
申请号：US17311477
申请日：2020-12-29
Applicant: BOE Technology Group Co., Ltd.
Inventor： Liwen Dong , Feng Zhang , Wenqu Liu , Zhijun Lv , Zhao Cui , Detian Meng , Libo Wang , Xiaoxin Song
IPC: G02B27/01
CPC classification number: G02B27/0101 , G02B2027/0118
Abstract: This disclosure relates to a see-through display device, including: a collimated light source assembly, configured to form collimated light and control a light emitting direction; a first light extraction layer, configured to extract, in a collimated manner, the light ray transmitted inside the light guide plate through a light extraction outlet; an extinction layer and a second light extraction layer, wherein the extinction layer includes a light guide region and a light absorption region which are arranged alternately, and the second light extraction layer includes multiple light extraction inlets; a reflecting layer, arranged on a side, close to the light guide plate, of the second light extraction layer and configured to reflect the collimated light extracted from the light extraction outlet to the light guide plate; and a liquid crystal dimming layer. This disclosure further relates to a manufacturing method of the see-through display device.
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公开(公告)号：US11736865B2
公开(公告)日：2023-08-22
申请号：US17288947
申请日：2020-05-29
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Zhao Cui , Feng Zhang , Wenqu Liu , Liwen Dong , Zhijun Lv , Xiaoxin Song , Detian Meng , Libo Wang , Qi Yao
CPC classification number: H04R17/005 , H04R3/00 , H04R31/006 , H10N30/857 , H10N30/872 , H04R2430/00
Abstract: A transducer, a method of manufacturing a transducer, and a transducing device are provided. The transducer includes a receiving unit and a transmitting unit. The receiving unit includes a first receiving electrode, a first piezoelectric film, and a second receiving electrode which are sequentially stacked, and the receiving unit is configured to convert a first acoustic wave signal into an electrical signal by using a piezoelectric effect of the first piezoelectric film. The transmitting unit is configured to receive a control signal, which is based on the electrical signal, to transmit a second acoustic wave signal.
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