EP4111538A4 - Cavity-backed antenna with in-cavity resonators - Google Patents

Cavity-backed antenna with in-cavity resonators Download PDF

Info

Publication number
EP4111538A4
EP4111538A4 EP21761569.9A EP21761569A EP4111538A4 EP 4111538 A4 EP4111538 A4 EP 4111538A4 EP 21761569 A EP21761569 A EP 21761569A EP 4111538 A4 EP4111538 A4 EP 4111538A4
Authority
EP
European Patent Office
Prior art keywords
cavity
resonators
backed antenna
backed
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
EP21761569.9A
Other languages
German (de)
French (fr)
Other versions
EP4111538A1 (en
Inventor
Naftali Chayat
Doron Cohen
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.)
Vayyar Imaging Ltd
Original Assignee
Vayyar Imaging 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
Priority claimed from US16/802,610 external-priority patent/US11081801B2/en
Application filed by Vayyar Imaging Ltd filed Critical Vayyar Imaging Ltd
Publication of EP4111538A1 publication Critical patent/EP4111538A1/en
Publication of EP4111538A4 publication Critical patent/EP4111538A4/en
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q21/00—Antenna arrays or systems
    • H01Q21/06—Arrays of individually energised antenna units similarly polarised and spaced apart
    • H01Q21/08—Arrays of individually energised antenna units similarly polarised and spaced apart the units being spaced along or adjacent to a rectilinear path
    • 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
    • H01Q13/10—Resonant slot antennas
    • H01Q13/18—Resonant slot antennas the slot being backed by, or formed in boundary wall of, a resonant cavity ; Open cavity antennas
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q9/00—Electrically-short antennas having dimensions not more than twice the operating wavelength and consisting of conductive active radiating elements
    • H01Q9/04—Resonant antennas
    • H01Q9/30—Resonant antennas with feed to end of elongated active element, e.g. unipole
    • H01Q9/32—Vertical arrangement of element
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q9/00—Electrically-short antennas having dimensions not more than twice the operating wavelength and consisting of conductive active radiating elements
    • H01Q9/04—Resonant antennas
    • H01Q9/30—Resonant antennas with feed to end of elongated active element, e.g. unipole
    • H01Q9/32—Vertical arrangement of element
    • H01Q9/36—Vertical arrangement of element with top loading
EP21761569.9A 2020-02-27 2021-02-16 Cavity-backed antenna with in-cavity resonators Pending EP4111538A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US16/802,610 US11081801B2 (en) 2017-12-26 2020-02-27 Cavity backed antenna with in-cavity resonators
PCT/IL2021/050180 WO2021171284A1 (en) 2020-02-27 2021-02-16 Cavity-backed antenna with in-cavity resonators

Publications (2)

Publication Number Publication Date
EP4111538A1 EP4111538A1 (en) 2023-01-04
EP4111538A4 true EP4111538A4 (en) 2024-04-10

Family

ID=77490754

Family Applications (1)

Application Number Title Priority Date Filing Date
EP21761569.9A Pending EP4111538A4 (en) 2020-02-27 2021-02-16 Cavity-backed antenna with in-cavity resonators

Country Status (2)

Country Link
EP (1) EP4111538A4 (en)
WO (1) WO2021171284A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114389041B (en) * 2021-12-17 2022-12-27 西安电子科技大学 High-bandwidth SIW (substrate integrated waveguide) circularly polarized filtering antenna
CN115051148B (en) * 2022-07-20 2023-09-22 四川领航未来通信技术有限公司 Ultra-wideband orthogonal polarization dual-frequency flat antenna
KR20240085431A (en) * 2022-12-08 2024-06-17 포항공과대학교 산학협력단 A radiator module and an antenna apparatus for performing broadside and end-fire radiation
CN117254227A (en) * 2023-11-20 2023-12-19 成都天锐星通科技有限公司 Antenna filtering structure

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4242685A (en) * 1979-04-27 1980-12-30 Ball Corporation Slotted cavity antenna
US20130028298A1 (en) * 2011-07-29 2013-01-31 Manry Jr Charles W Wide-Band Linked-Ring Antenna Element for Phased Arrays
US20190260132A1 (en) * 2017-12-26 2019-08-22 Vayyar Imaging Ltd. Cavity backed slot antenna with in-cavity resonators

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8963784B2 (en) * 2012-02-22 2015-02-24 Apple Inc. Antenna with folded monopole and loop modes
US9543660B2 (en) * 2014-10-09 2017-01-10 Apple Inc. Electronic device cavity antennas with slots and monopoles
US9559412B2 (en) * 2015-05-18 2017-01-31 Nokia Technologies Oy Wireless portable electronic device having a conductive body that functions as a radiator
US9793611B2 (en) * 2015-08-03 2017-10-17 City University Of Hong Kong Antenna
ES2803027T3 (en) * 2015-12-22 2021-01-22 Safemine Ag Multiband Monopole Antenna Assembly

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4242685A (en) * 1979-04-27 1980-12-30 Ball Corporation Slotted cavity antenna
US20130028298A1 (en) * 2011-07-29 2013-01-31 Manry Jr Charles W Wide-Band Linked-Ring Antenna Element for Phased Arrays
US20190260132A1 (en) * 2017-12-26 2019-08-22 Vayyar Imaging Ltd. Cavity backed slot antenna with in-cavity resonators

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2021171284A1 *

Also Published As

Publication number Publication date
WO2021171284A1 (en) 2021-09-02
EP4111538A1 (en) 2023-01-04

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