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公开(公告)号:US20250044656A1
公开(公告)日:2025-02-06
申请号:US18922461
申请日:2024-10-22
Applicant: BOE Technology Group Co., Ltd.
Inventor: Zhao CUI , Zhonglan ZHAO , Feng ZHANG , Wenqu LIU , Zhijun LV , Liwen DONG , Detian MENG , Dongfei HOU , Yuqiao LI , Mengya SONG , Guoteng LI , Feng QU
IPC: G02F1/1368 , G02F1/1333 , H01Q3/36
Abstract: A liquid crystal phase shifter includes: a first substrate; a second substrate, provided opposite to the first substrate; a liquid crystal layer, provided between the first substrate and the second substrate; and a phase shift region, including a first electrode, a second electrode and a control circuit, where the first electrode is provided on a side of the first substrate close to the second substrate, the second electrode is provided on a side of the second substrate close to the first substrate, an orthographic projection of the second electrode on the first substrate partially overlaps with an orthographic projection of the first electrode on the first substrate, and the second electrode is grounded.
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公开(公告)号:US20240297426A1
公开(公告)日:2024-09-05
申请号:US18028012
申请日:2022-04-26
Applicant: BOE Technology Group Co., Ltd.
Inventor: Zhao CUI , Feng ZHANG , Liwen DONG , Dongfei HOU , Yuqiao LI , Wenqu LIU , Zhijun LV , Detian MENG , Qi YAO , Liuqing LI , Yong MA , Mengya SONG
Abstract: A phase shifter, a manufacturing method thereof and an electronic device are provided. The phase shifter includes opposite first and second substrates, and a tunable dielectric layer and first isolation components therebetween. The first substrate includes a first dielectric substrate and a first electrode on a side of the first dielectric substrate close to the tunable dielectric layer; the second substrate includes a second dielectric substrate and a second electrode on a side of the second dielectric substrate close to the tunable dielectric layer; the phase shifter includes a phase shift region and a peripheral region; the phase shift region includes overlapping regions; the first electrode and the second electrode are both in the phase shift region, and orthographic projections of the first electrode and the second electrode on the first dielectric substrate at least partly overlap with each other in the overlapping regions, to form overlapping capacitors.
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公开(公告)号:US20240297428A1
公开(公告)日:2024-09-05
申请号:US18663144
申请日:2024-05-14
Applicant: BOE Technology Group Co., Ltd.
Inventor: Zhao CUI , Zhonglan ZHAO , Feng ZHANG , Wenqu LIU , Zhijun LV , Liwen DONG , Detian MENG , Dongfei HOU , Yuqiao LI , Mengya SONG , Guoteng LI , Feng QU
IPC: H01P1/18 , G02F1/133 , G02F1/1343 , H01Q3/38
CPC classification number: H01P1/18 , G02F1/13306 , G02F1/134309 , H01Q3/38
Abstract: The present disclosure relates to a liquid crystal phase shifter, a method for operating the liquid crystal phase shifter and an antenna. The liquid crystal phase shifter includes a first substrate, a second substrate, a liquid crystal layer and at least one adjustment unit. The one of the at least one adjustment unit includes a first electrode, a second electrode and a control circuit. The control circuit comprises a driving sub-circuit, a switching sub-circuit and a reset sub-circuit. The driving sub-circuit is configured to input a voltage to the first electrode. The reset sub-circuit is configured reset a voltage of a control terminal of the driving sub-circuit.
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公开(公告)号:US20240283150A1
公开(公告)日:2024-08-22
申请号:US18024022
申请日:2022-05-10
Applicant: BOE Technology Group Co., Ltd.
Inventor: Zhao CUI , Zhonglan ZHAO , Feng ZHANG , Liwen DONG , Dongfei HOU , Yuqiao LI , Wenqu LIU , Zhijun LV , Detian MENG , Liuqing LI , Yong MA , Mengya SONG , Feng QU
Abstract: Provided are a phase shifter, a method for manufacturing the same, and an electronic device. The phase shifter includes: a first substrate and a second substrate that are oppositely arranged, and heat conduction structures arranged between the first substrate and the second substrate. Orthographic projections of the heat conduction structures and orthographic projections of phase shifting units on the same substrate do not overlap each other.
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公开(公告)号:US20250087879A1
公开(公告)日:2025-03-13
申请号:US18291907
申请日:2023-02-24
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor: Zhao CUI , Zhonglan ZHAO , Feng ZHANG , Wengu LIU , Zhijun LV , Liwen DONG , Detian MENG , Dongfei HOU , Yuqiao LI , Mengya SONG , Guoteng LI , Feng QU
Abstract: A phase shifter includes first and second dielectric substrates opposite to each other and a plurality of phase shift units between the first and the second dielectric substrates; the phase shift unit includes first and second electrode layers and an adjustable dielectric layer between the first and the second electrode layers; orthographic projections of the first and second electrode layers on the first dielectric substrate at least partially overlap each other, and at least one accommodation cell of the phase shift unit is defined in a region where the orthographic projections of the first and second electrode layers on the first dielectric substrate overlap each other; the adjustable dielectric layer is in at least the accommodation cell; and cell gaps of the accommodation cells of at least a part of the plurality of phase shift units are different from each other.
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公开(公告)号:US20250015239A1
公开(公告)日:2025-01-09
申请号:US18273042
申请日:2022-05-24
Applicant: BOE Technology Group Co., Ltd.
Inventor: Dongfei HOU , Mengya SONG , Feng ZHANG , Zhao CUI , Liwen DONG , Zhijun LV , Detian MENG , Wenqu LIU , Yuqiao LI , Qi YAO
IPC: H01L33/58
Abstract: A microlens substrate, a display device and a method for manufacturing a microlens substrate are provided. The microlens substrate includes: a base; a first lens pattern disposed on a side of the base and including a plurality of first microlenses distributed at intervals; a second lens pattern disposed on a side of the first lens pattern and including a plurality of second microlenses distributed at intervals, where an orthographic projection of at least one of the plurality of second microlens on the base is located between two orthographic projections of two adjacent first microlenses on the base.
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