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公开(公告)号：US20240275051A1
公开(公告)日：2024-08-15
申请号：US18018921
申请日：2022-02-25
Inventor： Chunxin LI , Qianhong WU , Jingwen GUO , Feng QU
CPC classification number: H01Q9/0407 , H01Q1/22 , H01Q21/065 , H01Q23/00
Abstract: The present disclosure provides an antenna and electronic device. The antenna includes a dielectric substrate, and a first radiation patch, at least one second radiation patch and a feed unit disposed on the dielectric substrate; the feed unit is electrically connected with the first radiation patch; a switch unit is arranged between each second radiation patch and the first radiation patch; the switch unit includes a driving electrode and a membrane bridge arranged on the dielectric substrate, a bridge deck of the membrane bridge is suspended on a side, away from the dielectric substrate, of the driving electrode, and an insulating layer covers on a side, close to the bridge deck, of the driving electrode; the switch unit is configured to control whether the membrane bridge allows a current between the first radiation patch and the second radiation patch by controlling a voltage applied to the driving electrode.
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公开(公告)号：US20240243456A1
公开(公告)日：2024-07-18
申请号：US17915509
申请日：2021-12-27
Inventor： Qianhong WU , Jingwen GUO , Chunxin LI , Junwei GUO , Jia FANG , Feng QU
Abstract: A phase shifter, a preparation method thereof, and a phased array antenna. The phase shifter includes a substrate (5); two ground lines (1) located on the substrate (5); a signal line (2) located on the substrate (5) and between two ground lines (1), wherein there is a spacing between the signal line (2) and the ground line (1); a dielectric layer (3) located at a side of the signal line (2) and the ground lines (1) away from the substrate (5); at least one bridge (8) located at a side of the dielectric layer (3) away from the substrate (5), projections of the ground lines (1) and the signal line (2) on the substrate (5) are overlapped with a projection of the bridge (8) on the substrate (5), and there is a spacing between the bridge (8) and the dielectric layer (3).
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公开(公告)号：US20240222833A1
公开(公告)日：2024-07-04
申请号：US17920681
申请日：2021-11-12
Inventor： Jingwen GUO , Qianhong WU , Feng QU
CPC classification number: H01P1/2088 , H01P1/18
Abstract: The present application provides a phase shifter, which relates to the technical field of micro-electro-mechanical systems, and can effectively reduce the risk of adhesion between the electrically conducting bridge and the first isolating part caused by electrostatic adsorption, to improve the stability of the device. The phase shifter includes: a substrate; a first wiring and second wirings that are provided on one side of the substrate, wherein the second wirings are arranged on two opposite sides of the first wiring, and the first wiring and the second wirings are parallel and are insulated from each other; at least one electrically conducting bridge, wherein the electrically conducting bridge and the first wiring intersect and are insulated from each other; and two ends of the electrically conducting bridge and the second wirings located on the two sides of the first wiring are lap-joined and are insulated from each other; and a first isolating part, wherein the first isolating part is provided on one side of the first wiring that is close to the electrically conducting bridge, and an orthographic projection on the substrate of a part of the electrically conducting bridge that intersects the first wiring is located within an orthographic projection of the first isolating part on the substrate; and a surface of one side of the first isolating part that is close to the electrically conducting bridge is not even.
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公开(公告)号：US20220289563A1
公开(公告)日：2022-09-15
申请号：US17503003
申请日：2021-10-15
Inventor： Jingwen GUO , Yongchun TAO
Abstract: An acoustic transduction unit, a manufacturing method thereof and an acoustic transducer, and relates to the technical field of electronic devices. A first electrode is arranged on a first substrate, a support layer is arranged on a side, close to the first electrode, of the first substrate, and a conductive diaphragm layer is arranged on a side, away from the first substrate, of the support layer; a cavity is enclosed by the support layer, overlapping areas exist between orthographic projections of the first electrode, the conductive diaphragm layer and the cavity on the first substrate, and the conductive diaphragm layer serves as both a diaphragm layer and a second electrode in the acoustic transduction unit, it allows the conductive diaphragm layer to be configured as both the diaphragm layer and the second electrode, a layer structure of the acoustic transduction unit is simple.
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公开(公告)号：US20250033084A1
公开(公告)日：2025-01-30
申请号：US18918536
申请日：2024-10-17
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Yongchun TAO , Shuai HOU , Jingwen GUO , Hui HUA , Xiaotong LIU , Yichi ZHANG
Abstract: The present disclosure provides a transducer unit and a manufacturing method thereof, and a transducer, the transducer unit includes: a base substrate; a first electrode on the base substrate; a support pattern on a side of the first electrode away from the base substrate, which is enclosed into an first groove, at least one second groove and at least one third groove, an orthographic projection of the second groove on the base substrate is spaced apart from that of the first groove on the base substrate, the third groove is between the first groove and the second groove to communicate them; a diaphragm pattern on the side of the first electrode away from the base substrate and capable of vibrating in the first groove; a filling pattern in the second groove; a second electrode on a side of the diaphragm pattern away from the base substrate.
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Patent Agency Ranking
公开(公告)号：US20240387967A1
公开(公告)日：2024-11-21
申请号：US18261517
申请日：2022-07-28
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Jianyun ZHAO , Jingwen GUO , Chunxin LI , Qianhong WU , Jianxing LIU , Zibo CAO , Feng QU
Abstract: A phase shifter and a method for preparing a phase shifter are provided. The phase shifter includes at least one phase shifter unit. The phase shifter unit includes a substrate; a first lead and a second lead on the substrate and spaced apart from each other; a bridging section on the first lead and the second lead, wherein the bridging section is connected to the first lead and the second lead; and a third lead on a side of the bridging section away from the substrate.
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公开(公告)号：US20230155265A1
公开(公告)日：2023-05-18
申请号：US17621219
申请日：2021-01-28
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Jingwen GUO , Qianhong WU , Chunxin LI , Feng QU
Abstract: The present disclosure provides a phase shifter and an antenna. The phase shifter includes: a substrate; a signal electrode, and a first reference electrode and a second reference electrode respectively on two sides of an extending direction of the signal electrode; an interlayer insulating layer on the signal electrode, the first reference electrode and the second reference electrode; and at least one phase control unit each including a film bridge. At least part of the at least one phase control unit further includes at least one driving structure including at least a driving electrode; at least part of the at least one driving structure has a different height from a height of the signal electrode in a direction away from the substrate; the driving structure in each phase control unit is at least partially overlapped an orthographic projection of the film bridge on the substrate.
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公开(公告)号：US20220320698A1
公开(公告)日：2022-10-06
申请号：US17514798
申请日：2021-10-29
Inventor： Jia FANG , Feng QU , Jingwen GUO
Abstract: The present disclosure provides a phase shifter, a method for fabricating the same, and an antenna. The phase shifter includes a substrate, first and second transmission lines spaced apart from each other on the substrate, and at least one phase control element on the substrate. Each phase control element includes a membrane bridge and a transmission line extension which is on the substrate, between the first and second transmission lines, and electrically coupled to the first transmission line; the membrane bridge is on a side of the transmission line extension distal to the substrate, opposite to and spaced apart from the transmission line extension, and electrically coupled to the second transmission line. The membrane bridge is configured to move a portion of the membrane bridge in response to the first and second transmission lines being applied with different voltages, to change a distance from the transmission line extension.
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公开(公告)号：US20220302566A1
公开(公告)日：2022-09-22
申请号：US17514361
申请日：2021-10-29
Inventor： Jingwen GUO , Qianhong WU , Chunxin LI , Feng QU
Abstract: A MEMS phase shifter, including: a substrate; a coplanar waveguide signal structure on the substrate; two coplanar waveguide ground wires respectively at two sides of the coplanar waveguide signal structure; insulating isolation layers respectively on the two coplanar waveguide ground wires; and a metal film bridge across and over the coplanar waveguide signal structure and forming a gap with the coplanar waveguide signal structure, both ends of the metal film bridge respectively attached to the insulating isolation layers on the two coplanar waveguide ground wires, wherein an insulating dielectric layer is provided on the coplanar waveguide signal structure, and the insulating dielectric layer comprises at least one concave part, which is concave in the direction towards the substrate, on the surface facing the metal film bridge.
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公开(公告)号：US20220271432A1
公开(公告)日：2022-08-25
申请号：US17552735
申请日：2021-12-16
Inventor： Chunxin LI , Jingwen GUO , Qianhong WU , Feng QU
Abstract: The present disclosure provides an antenna and a communication device, the antenna includes a dielectric substrate, a first radiating element, a second radiating element and a switching element, the second radiating element surrounds the first radiating element, the second radiating element is of an open-loop structure, at least one first groove is provided in the first radiating element, each switching element corresponds to one first groove, the switching element includes a membrane bridge and a signal electrode, the signal electrode is arranged on the dielectric substrate, coupled to the second radiating element, and insulated from the first radiating element, the membrane bridge is arranged on a side of the first radiating element away from the dielectric substrate, each membrane bridge crosses over one first groove, and at least part of the signal electrode is located in a space defined by the membrane bridge and the first groove.
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