GB9803043D0 - Ultrahigh frequency antenna element - Google Patents

Ultrahigh frequency antenna element

Info

Publication number
GB9803043D0
GB9803043D0 GBGB9803043.0A GB9803043A GB9803043D0 GB 9803043 D0 GB9803043 D0 GB 9803043D0 GB 9803043 A GB9803043 A GB 9803043A GB 9803043 D0 GB9803043 D0 GB 9803043D0
Authority
GB
United Kingdom
Prior art keywords
antenna element
frequency antenna
ultrahigh frequency
ultrahigh
frequency
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.)
Granted
Application number
GBGB9803043.0A
Other versions
GB2322236A (en
GB2322236B (en
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.)
Thales SA
Original Assignee
Dassault Electronique SA
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 Dassault Electronique SA filed Critical Dassault Electronique SA
Publication of GB9803043D0 publication Critical patent/GB9803043D0/en
Publication of GB2322236A publication Critical patent/GB2322236A/en
Application granted granted Critical
Publication of GB2322236B publication Critical patent/GB2322236B/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
    • H01Q11/00—Electrically-long antennas having dimensions more than twice the shortest operating wavelength and consisting of conductive active radiating elements
    • H01Q11/02—Non-resonant antennas, e.g. travelling-wave antenna
    • H01Q11/08—Helical antennas
GB9803043A 1997-02-14 1998-02-12 Ultrahigh frequency antenna element Expired - Fee Related GB2322236B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9701753A FR2759814B1 (en) 1997-02-14 1997-02-14 PROPELLER HYPERFREQUENCY ANTENNA ELEMENTS

Publications (3)

Publication Number Publication Date
GB9803043D0 true GB9803043D0 (en) 1998-04-08
GB2322236A GB2322236A (en) 1998-08-19
GB2322236B GB2322236B (en) 2001-10-10

Family

ID=9503733

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9803043A Expired - Fee Related GB2322236B (en) 1997-02-14 1998-02-12 Ultrahigh frequency antenna element

Country Status (2)

Country Link
FR (1) FR2759814B1 (en)
GB (1) GB2322236B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3041520B2 (en) 1998-01-19 2000-05-15 株式会社トーキン antenna
JP4037703B2 (en) * 2002-06-28 2008-01-23 日本電気株式会社 Built-in antenna and radio
US10693242B2 (en) 2017-01-12 2020-06-23 Huawei Technologies Co., Ltd. Miniaturization of quad port helical antenna
US11145966B2 (en) 2019-08-28 2021-10-12 Pctel, Inc. Over-molded thin film antenna device
CN110797639A (en) * 2019-10-30 2020-02-14 湖南迈克森伟电子科技有限公司 Four-arm helical antenna impedance transformation adjusting method
EP4229717A1 (en) * 2020-10-14 2023-08-23 L'garde Inc. Compactable structures for deployment in space

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2624656B1 (en) * 1987-12-10 1990-05-18 Centre Nat Etd Spatiales PROPELLER-TYPE ANTENNA AND ITS MANUFACTURING METHOD
US5198831A (en) * 1990-09-26 1993-03-30 501 Pronav International, Inc. Personal positioning satellite navigator with printed quadrifilar helical antenna
US5274393A (en) * 1991-09-23 1993-12-28 Allied-Signal Inc. Adjustable helical antenna for a VHF radio
US5541617A (en) * 1991-10-21 1996-07-30 Connolly; Peter J. Monolithic quadrifilar helix antenna
GB9417450D0 (en) * 1994-08-25 1994-10-19 Symmetricom Inc An antenna

Also Published As

Publication number Publication date
FR2759814A1 (en) 1998-08-21
FR2759814B1 (en) 1999-04-30
GB2322236A (en) 1998-08-19
GB2322236B (en) 2001-10-10

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Legal Events

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

Effective date: 20070212