EP4231457A4 - Dual-frequency feed source and dual-frequency antenna - Google Patents

Dual-frequency feed source and dual-frequency antenna Download PDF

Info

Publication number
EP4231457A4
EP4231457A4 EP20962032.7A EP20962032A EP4231457A4 EP 4231457 A4 EP4231457 A4 EP 4231457A4 EP 20962032 A EP20962032 A EP 20962032A EP 4231457 A4 EP4231457 A4 EP 4231457A4
Authority
EP
European Patent Office
Prior art keywords
dual
frequency
feed source
antenna
frequency antenna
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
EP20962032.7A
Other languages
German (de)
French (fr)
Other versions
EP4231457A1 (en
Inventor
Ruyuan DENG
Zefeng Chen
Yong Chen
Aijun Gu
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Huawei Technologies Co Ltd
Original Assignee
Huawei Technologies Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Huawei Technologies Co Ltd filed Critical Huawei Technologies Co Ltd
Publication of EP4231457A1 publication Critical patent/EP4231457A1/en
Publication of EP4231457A4 publication Critical patent/EP4231457A4/en
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q5/00—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements
    • H01Q5/40—Imbricated or interleaved structures; Combined or electromagnetically coupled arrangements, e.g. comprising two or more non-connected fed radiating elements
    • H01Q5/45—Imbricated or interleaved structures; Combined or electromagnetically coupled arrangements, e.g. comprising two or more non-connected fed radiating elements using two or more feeds in association with a common reflecting, diffracting or refracting device
    • H01Q5/47—Imbricated or interleaved structures; Combined or electromagnetically coupled arrangements, e.g. comprising two or more non-connected fed radiating elements using two or more feeds in association with a common reflecting, diffracting or refracting device with a coaxial arrangement of the feeds
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/12—Supports; Mounting means
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q13/00—Waveguide horns or mouths; Slot antennas; Leaky-waveguide antennas; Equivalent structures causing radiation along the transmission path of a guided wave
    • H01Q13/06—Waveguide mouths
    • H01Q13/065—Waveguide mouths provided with a flange or a choke
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q13/00—Waveguide horns or mouths; Slot antennas; Leaky-waveguide antennas; Equivalent structures causing radiation along the transmission path of a guided wave
    • H01Q13/20—Non-resonant leaky-waveguide or transmission-line antennas; Equivalent structures causing radiation along the transmission path of a guided wave
    • H01Q13/24—Non-resonant leaky-waveguide or transmission-line antennas; Equivalent structures causing radiation along the transmission path of a guided wave constituted by a dielectric or ferromagnetic rod or pipe
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q19/00—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic
    • H01Q19/10—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces
    • H01Q19/18—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces having two or more spaced reflecting surfaces
    • H01Q19/19—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces having two or more spaced reflecting surfaces comprising one main concave reflecting surface associated with an auxiliary reflecting surface
    • H01Q19/193—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces having two or more spaced reflecting surfaces comprising one main concave reflecting surface associated with an auxiliary reflecting surface with feed supported subreflector
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q25/00—Antennas or antenna systems providing at least two radiating patterns
    • H01Q25/04—Multimode antennas
EP20962032.7A 2020-11-20 2020-11-20 Dual-frequency feed source and dual-frequency antenna Pending EP4231457A4 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2020/130611 WO2022104741A1 (en) 2020-11-20 2020-11-20 Dual-frequency feed source and dual-frequency antenna

Publications (2)

Publication Number Publication Date
EP4231457A1 EP4231457A1 (en) 2023-08-23
EP4231457A4 true EP4231457A4 (en) 2023-12-13

Family

ID=81708279

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20962032.7A Pending EP4231457A4 (en) 2020-11-20 2020-11-20 Dual-frequency feed source and dual-frequency antenna

Country Status (2)

Country Link
EP (1) EP4231457A4 (en)
WO (1) WO2022104741A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115051144B (en) * 2022-05-27 2023-04-21 宁波大学 Dual-frenquency common bore wave beam scanning antenna of big scanning scope

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101841082A (en) * 2010-05-19 2010-09-22 广东通宇通讯设备有限公司 Feed source for microwave antenna and microwave antenna
EP2590264A1 (en) * 2011-11-02 2013-05-08 Astrium Limited Dual band splashplate support for a reflector antenna
CN106785469A (en) * 2016-12-02 2017-05-31 航天恒星科技有限公司 Double-frequency coaxial feed and the antenna with it
CN109411870A (en) * 2018-10-31 2019-03-01 广东盛路通信科技股份有限公司 A kind of parabolic antenna feed source of double frequency shared

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6982679B2 (en) * 2003-10-27 2006-01-03 Harris Corporation Coaxial horn antenna system
JP6051904B2 (en) * 2013-02-06 2016-12-27 三菱電機株式会社 Primary radiator for antenna device and antenna device

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101841082A (en) * 2010-05-19 2010-09-22 广东通宇通讯设备有限公司 Feed source for microwave antenna and microwave antenna
EP2590264A1 (en) * 2011-11-02 2013-05-08 Astrium Limited Dual band splashplate support for a reflector antenna
CN106785469A (en) * 2016-12-02 2017-05-31 航天恒星科技有限公司 Double-frequency coaxial feed and the antenna with it
CN109411870A (en) * 2018-10-31 2019-03-01 广东盛路通信科技股份有限公司 A kind of parabolic antenna feed source of double frequency shared

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2022104741A1 *

Also Published As

Publication number Publication date
EP4231457A1 (en) 2023-08-23
WO2022104741A1 (en) 2022-05-27

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Effective date: 20231114

RIC1 Information provided on ipc code assigned before grant

Ipc: H01Q 1/12 20060101ALI20231108BHEP

Ipc: H01Q 25/04 20060101ALI20231108BHEP

Ipc: H01Q 13/24 20060101ALI20231108BHEP

Ipc: H01Q 13/06 20060101ALI20231108BHEP

Ipc: H01Q 5/47 20150101ALI20231108BHEP

Ipc: H01Q 19/19 20060101ALI20231108BHEP

Ipc: H01Q 13/20 20060101ALI20231108BHEP

Ipc: H01Q 19/10 20060101AFI20231108BHEP

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