GB2411524B - Crossed slot antenna, method of fabrication thereof and method of receiving circularly polarized radio frequency signals - Google Patents

Crossed slot antenna, method of fabrication thereof and method of receiving circularly polarized radio frequency signals

Info

Publication number
GB2411524B
GB2411524B GB0510672A GB0510672A GB2411524B GB 2411524 B GB2411524 B GB 2411524B GB 0510672 A GB0510672 A GB 0510672A GB 0510672 A GB0510672 A GB 0510672A GB 2411524 B GB2411524 B GB 2411524B
Authority
GB
United Kingdom
Prior art keywords
fabrication
radio frequency
frequency signals
circularly polarized
slot 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.)
Expired - Fee Related
Application number
GB0510672A
Other versions
GB0510672D0 (en
GB2411524A (en
Inventor
Daniel Sievenpiper
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.)
HRL Laboratories LLC
Original Assignee
HRL Laboratories LLC
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 US09/829,192 external-priority patent/US6646618B2/en
Application filed by HRL Laboratories LLC filed Critical HRL Laboratories LLC
Publication of GB0510672D0 publication Critical patent/GB0510672D0/en
Publication of GB2411524A publication Critical patent/GB2411524A/en
Application granted granted Critical
Publication of GB2411524B publication Critical patent/GB2411524B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/27—Adaptation for use in or on movable bodies
    • H01Q1/32—Adaptation for use in or on road or rail vehicles
    • H01Q1/325—Adaptation for use in or on road or rail vehicles characterised by the location of the antenna on the vehicle
    • H01Q1/3275—Adaptation for use in or on road or rail vehicles characterised by the location of the antenna on the vehicle mounted on a horizontal surface of the vehicle, e.g. on roof, hood, trunk
    • 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
    • H01Q13/106—Microstrip slot antennas
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q21/00—Antenna arrays or systems
    • H01Q21/24—Combinations of antenna units polarised in different directions for transmitting or receiving circularly and elliptically polarised waves or waves linearly polarised in any direction

Landscapes

  • Engineering & Computer Science (AREA)
  • Remote Sensing (AREA)
  • Waveguide Aerials (AREA)
  • Details Of Aerials (AREA)
GB0510672A 2001-04-10 2002-03-22 Crossed slot antenna, method of fabrication thereof and method of receiving circularly polarized radio frequency signals Expired - Fee Related GB2411524B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/829,192 US6646618B2 (en) 2001-04-10 2001-04-10 Low-profile slot antenna for vehicular communications and methods of making and designing same
GB0323588A GB2391712B (en) 2001-04-10 2002-03-22 Crossed slot antenna, method of fabrication thereof and method of receiving circularly polarized radio signals

Publications (3)

Publication Number Publication Date
GB0510672D0 GB0510672D0 (en) 2005-06-29
GB2411524A GB2411524A (en) 2005-08-31
GB2411524B true GB2411524B (en) 2005-10-19

Family

ID=34828667

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0510672A Expired - Fee Related GB2411524B (en) 2001-04-10 2002-03-22 Crossed slot antenna, method of fabrication thereof and method of receiving circularly polarized radio frequency signals

Country Status (1)

Country Link
GB (1) GB2411524B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7010874B2 (en) * 2019-04-23 2022-01-26 矢崎総業株式会社 Vehicle antenna

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4371877A (en) * 1980-04-23 1983-02-01 U.S. Philips Corporation Thin-structure aerial
EP0295003A2 (en) * 1987-06-09 1988-12-14 THORN EMI plc Antenna
EP0598580A1 (en) * 1992-11-16 1994-05-25 Hughes Missile Systems Company Cross-slot microwave antenna
JP2000252739A (en) * 1999-03-02 2000-09-14 Toshiba Corp Antenna system
EP1198028A1 (en) * 2000-10-13 2002-04-17 Matsushita Electric Industrial Co., Ltd. Flat cavity-backed wire-fed slot antenna with frequency-selective feeder circuit for matching the antenna at two resonance frequencies

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4371877A (en) * 1980-04-23 1983-02-01 U.S. Philips Corporation Thin-structure aerial
EP0295003A2 (en) * 1987-06-09 1988-12-14 THORN EMI plc Antenna
EP0598580A1 (en) * 1992-11-16 1994-05-25 Hughes Missile Systems Company Cross-slot microwave antenna
JP2000252739A (en) * 1999-03-02 2000-09-14 Toshiba Corp Antenna system
EP1198028A1 (en) * 2000-10-13 2002-04-17 Matsushita Electric Industrial Co., Ltd. Flat cavity-backed wire-fed slot antenna with frequency-selective feeder circuit for matching the antenna at two resonance frequencies

Also Published As

Publication number Publication date
GB0510672D0 (en) 2005-06-29
GB2411524A (en) 2005-08-31

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20090322