JP4467642B2 - 200メガヘルツ以上の周波数用のアンテナ - Google Patents

200メガヘルツ以上の周波数用のアンテナ Download PDF

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Publication number
JP4467642B2
JP4467642B2 JP52662997A JP52662997A JP4467642B2 JP 4467642 B2 JP4467642 B2 JP 4467642B2 JP 52662997 A JP52662997 A JP 52662997A JP 52662997 A JP52662997 A JP 52662997A JP 4467642 B2 JP4467642 B2 JP 4467642B2
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JP
Japan
Prior art keywords
antenna
core
central axis
antenna element
mhz
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 - Lifetime
Application number
JP52662997A
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English (en)
Japanese (ja)
Other versions
JP2000506690A5 (de
JP2000506690A (ja
Inventor
ライステン,オリヴァー・ポール
Original Assignee
サランテル リミテッド
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 GBGB9601250.5A external-priority patent/GB9601250D0/en
Application filed by サランテル リミテッド filed Critical サランテル リミテッド
Publication of JP2000506690A publication Critical patent/JP2000506690A/ja
Publication of JP2000506690A5 publication Critical patent/JP2000506690A5/ja
Application granted granted Critical
Publication of JP4467642B2 publication Critical patent/JP4467642B2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01QANTENNAS, i.e. RADIO AERIALS
    • H01Q11/00Electrically-long antennas having dimensions more than twice the shortest operating wavelength and consisting of conductive active radiating elements
    • H01Q11/02Non-resonant antennas, e.g. travelling-wave antenna
    • H01Q11/08Helical antennas

Landscapes

  • Details Of Aerials (AREA)
  • Support Of Aerials (AREA)
  • Transceivers (AREA)
  • Telephone Set Structure (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Burglar Alarm Systems (AREA)
  • Waveguide Aerials (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Aerials With Secondary Devices (AREA)
JP52662997A 1996-01-23 1997-01-10 200メガヘルツ以上の周波数用のアンテナ Expired - Lifetime JP4467642B2 (ja)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
GB9601250.5 1996-01-23
GBGB9601250.5A GB9601250D0 (en) 1996-01-23 1996-01-23 An antenna
GB9610581.2 1996-05-21
GB9610581A GB2309592B (en) 1996-01-23 1996-05-21 An Antenna
PCT/GB1997/000085 WO1997027642A1 (en) 1996-01-23 1997-01-10 ANTENNA FOR FREQUENCIES IN EXCESS OF 200 MHz

Publications (3)

Publication Number Publication Date
JP2000506690A JP2000506690A (ja) 2000-05-30
JP2000506690A5 JP2000506690A5 (de) 2004-11-11
JP4467642B2 true JP4467642B2 (ja) 2010-05-26

Family

ID=26308506

Family Applications (1)

Application Number Title Priority Date Filing Date
JP52662997A Expired - Lifetime JP4467642B2 (ja) 1996-01-23 1997-01-10 200メガヘルツ以上の周波数用のアンテナ

Country Status (8)

Country Link
EP (1) EP0876688B1 (de)
JP (1) JP4467642B2 (de)
CN (1) CN1099721C (de)
AT (1) ATE242550T1 (de)
AU (1) AU720873B2 (de)
CA (1) CA2245882C (de)
DE (1) DE69722590T2 (de)
WO (1) WO1997027642A1 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9813002D0 (en) * 1998-06-16 1998-08-12 Symmetricom Inc An antenna
GB9828768D0 (en) * 1998-12-29 1999-02-17 Symmetricom Inc An antenna
GB9902765D0 (en) * 1999-02-08 1999-03-31 Symmetricom Inc An antenna
DE19923524C1 (de) * 1999-05-21 2001-04-19 Siemens Ag Verfahren zur Herstellung einer Antenne für Sende-/Empfangseinrichtungen
GB9912441D0 (en) * 1999-05-27 1999-07-28 Symmetricon Inc An antenna
GB2420230B (en) * 2004-11-11 2009-06-03 Sarantel Ltd A dielectrically-loaded antenna
GB2444749B (en) * 2006-12-14 2009-11-18 Sarantel Ltd A radio communication system
KR100821981B1 (ko) * 2007-02-02 2008-04-15 이성철 무지향성 안테나
DE102013201685B4 (de) * 2013-02-01 2019-04-04 Siemens Healthcare Gmbh Leiteranordnung mit dielektrischer Mantelwellensperre
CN115693106A (zh) * 2022-11-10 2023-02-03 星启空间(南通)通信设备有限公司 一种卫星及星载天线

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4442438A (en) * 1982-03-29 1984-04-10 Motorola, Inc. Helical antenna structure capable of resonating at two different frequencies
US5346300A (en) * 1991-07-05 1994-09-13 Sharp Kabushiki Kaisha Back fire helical antenna
US5708445A (en) * 1993-01-29 1998-01-13 Motorola, Inc. Antenna assembly for radio circuit and method therefor
GB9417450D0 (en) * 1994-08-25 1994-10-19 Symmetricom Inc An antenna

Also Published As

Publication number Publication date
AU720873B2 (en) 2000-06-15
DE69722590T2 (de) 2004-05-06
CA2245882A1 (en) 1997-07-31
JP2000506690A (ja) 2000-05-30
CN1214151A (zh) 1999-04-14
CA2245882C (en) 2004-11-09
EP0876688B1 (de) 2003-06-04
DE69722590D1 (de) 2003-07-10
EP0876688A1 (de) 1998-11-11
WO1997027642A1 (en) 1997-07-31
AU1391997A (en) 1997-08-20
ATE242550T1 (de) 2003-06-15
CN1099721C (zh) 2003-01-22

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