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公开(公告)号：US11990690B2
公开(公告)日：2024-05-21
申请号：US17552735
申请日：2021-12-16
Inventor： Chunxin Li , Jingwen Guo , Qianhong Wu , Feng Qu
CPC classification number: H01Q7/00 , H01Q9/0407
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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公开(公告)号：US11677126B2
公开(公告)日：2023-06-13
申请号：US17384934
申请日：2021-07-26
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Jingwen Guo , Yanzhao Li , Qianhong Wu , Chunxin Li , Feng Qu
Abstract: There is provided a phase shifter including a substrate, a signal line on the substrate, ground lines disposed in pairs on the substrate, and at least one film bridge. Two ground lines of the ground lines are on two sides of the signal line and are respectively spaced apart from the signal line. Each film bridge includes a plurality of connection walls and a bridge floor structure that is opposite to the substrate. The connection walls are respectively on the two ground lines. The bridge floor structure includes a phase shifting electrode and at least one pair of adsorption electrodes respectively connected to two sides of the phase shifting electrode. The phase shifting electrode is opposite to the signal line. Two adsorption electrodes in each pair are respectively opposite to the two ground lines, and are respectively connected to the connection walls on the two ground lines.
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公开(公告)号：US11631928B2
公开(公告)日：2023-04-18
申请号：US17336448
申请日：2021-06-02
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Chunxin Li , Jingwen Guo , Qianhong Wu , Kui Liang , Tuo Sun
Abstract: A phase shifter and a method for manufacturing the same are provided. The phase shifter includes a substrate, a signal line on the substrate, ground lines in pairs and on the substrate, and at least one film bridge on the substrate and spaced apart from the signal line. Two adjacent ground lines of the ground lines are on both sides of the signal line and spaced apart from the signal line, respectively, and both ends of each film bridge are on the two adjacent ground lines, respectively. The signal line is in a space surrounded by each film bridge and the substrate. Each film bridge includes a metal layer opposite to the signal line, the metal layer has a plurality of openings therein, and the plurality of openings penetrate through the metal layer in a thickness direction of the metal layer.
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公开(公告)号：US12218395B2
公开(公告)日：2025-02-04
申请号：US17490484
申请日：2021-09-30
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Jingwen Guo , Chunxin Li , Qianhong Wu , Feng Qu
Abstract: A phase shifter includes: a first substrate; a signal electrode and a reference electrode on at least one side of an extension direction of the signal electrode; a first insulating layer covering the reference and signal electrodes; and at least one phase controlling unit above the first insulating layer. Each phase controlling unit includes a main body portion and at least one connection portion. Orthogonal projections of the main body portion and the signal electrode on the first substrate at least partially overlap each other. The main body portion and the first insulating layer have a gap therebetween, and the connection portion is connected between the main body portion and a portion of the first insulating layer covering the reference electrode. The main body portion includes first sub-electrodes short-circuited with each other, and at least some of the first sub-electrodes are connected to a same connection portion.
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公开(公告)号：US20240266732A1
公开(公告)日：2024-08-08
申请号：US18021423
申请日：2022-06-29
Inventor： Chunxin Li , Jingwen Guo , Qianhong Wu , Zibo Cao , Feng Qu
Abstract: The disclosure provides a tunable antenna, a method for preparing the tunable antenna and an electronic device, wherein the tunable antenna includes a substrate, and a microstrip feeder and a plurality of antennas arranged at intervals on a side of the substrate, wherein the microstrip feeder is configured to provide a coupling signal; and a control switch, arranged between the microstrip feeder and the plurality of antennas, and/or between at least two adjacent antennas the plurality of antennas, wherein the control switch is configured to control conduction between the microstrip feeder and at least one of the plurality of antennas, so as to output the coupling signal provided by the microstrip feeder into electromagnetic waves of different frequency bands.
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Patent Agency Ranking
公开(公告)号：US11742556B2
公开(公告)日：2023-08-29
申请号：US17514361
申请日：2021-10-29
Inventor： Jingwen Guo , Qianhong Wu , Chunxin Li , Feng Qu
CPC classification number: H01P1/184 , B81B7/02 , H01P1/10 , H01P1/182 , B81B2203/0109 , B81B2203/04 , B81B2207/015
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：US20250030156A1
公开(公告)日：2025-01-23
申请号：US18281647
申请日：2022-11-17
Inventor： Qianhong Wu , Jingwen Guo , Chunxin Li , Jianxing Liu , Zibo Cao , Jianyun Zhao , Feng Qu
Abstract: The present application provides an ultra-wideband antenna and an electronic apparatus, which relates to the technical field of mobile communication. The ultra-wideband antenna includes: a first substrate; a feed structure provided at a side of the first substrate; and a radiating structure provided on the one side of the first substrate and electrically connected to the feed structure, wherein the radiating structure includes a radiating patch and a wave-trapping unit, and the radiating patch is electrically connected to the feed structure. The novel ultra-wideband antenna has the characteristic of being capable of reconstructing the trapped wave provided by the present application may have a wide broadband, and may also trap wave, thereby reducing or even preventing mutual interference with communication protocols of other frequency bands during use.
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公开(公告)号：US12166254B2
公开(公告)日：2024-12-10
申请号：US17490592
申请日：2021-09-30
Inventor： Chunxin Li , Jingwen Guo , Qianhong Wu , Feng Qu
Abstract: A phase shifter includes a substrate, a transmission line on the substrate and extending in a first direction, and first and second reference electrodes respectively on both sides of an extension direction of the transmission line. The transmission line includes signal line segments, any adjacent two of which have a gap therebetween to define a connection region. The phase shifter further includes at least one phase shifting unit each including: a film bridge extending in the first direction, a connection electrode extending in a second direction, and an interlayer insulating layer on a side of the connection electrode distal to the substrate. Both ends of the connection electrode are respectively connected with the first and second reference electrodes, and an orthogonal projection of the connection electrode on the substrate is in the connection region. Both ends of the film bridge are respectively connected with adjacent two signal line segments.
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公开(公告)号：US20240243457A1
公开(公告)日：2024-07-18
申请号：US18016743
申请日：2022-01-04
Applicant: BOE Technology Group Co., Ltd.
Inventor： Zibo Cao , Jingwen Guo , Qianhong Wu , Chunxin Li , Jianxing Liu , Jianyun Zhao , Feng Qu
Abstract: The phase shifter includes a substrate; a first wire and second wires arranged on a side of the substrate, wherein two opposite sides of the first wire are respectively provided with the second wires, and the first wire and the second wires are arranged in parallel and insulated from each other; a hydrophobic conductive part, which is arranged crosswise with the first wire and is insulated from the first wire, and at least one end of the hydrophobic conductive part is overlapped with the second wire at one side of the first wire, and is insulated from the second wire; and a hydrophilic part, wherein a minimum distance between an orthographic projection of the hydrophilic part on the substrate and an orthographic projection of the hydrophobic conductive part that does not overlap with the second wires, in a first direction, is less than or equal to a preset value.
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公开(公告)号：US11973267B2
公开(公告)日：2024-04-30
申请号：US17621217
申请日：2021-01-29
Inventor： Chunxin Li , Jia Fang , Yang Zheng , Feng Qu
Abstract: An antenna includes: a dielectric layer having first and second surfaces opposite to each other; a radiating layer on the first surface, and having therein a slit; a first shielding layer on the second surface, and being electrically connected to the radiating layer; a first insulating layer on an upper side of the radiating layer; and a switch unit on an upper side of the first insulating layer, and corresponding to the slit. Each switch unit includes: a first electrode, a second insulating layer, a connecting portion, and a second electrode on the first insulating layer sequentially. Orthogonal projections of the first and second electrodes on the dielectric layer overlap each other. The connecting portion is connected to the second electrode to form a gap between the first and second electrodes. Orthogonal projections of the second electrode and a corresponding slit on the dielectric layer overlap each other.
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