IL127284A - Multi-frequency antenna with optimal isolation - Google Patents

Multi-frequency antenna with optimal isolation

Info

Publication number
IL127284A
IL127284A IL12728498A IL12728498A IL127284A IL 127284 A IL127284 A IL 127284A IL 12728498 A IL12728498 A IL 12728498A IL 12728498 A IL12728498 A IL 12728498A IL 127284 A IL127284 A IL 127284A
Authority
IL
Israel
Prior art keywords
antenna
spiral
interior
balun
frequency band
Prior art date
Application number
IL12728498A
Other languages
English (en)
Hebrew (he)
Other versions
IL127284A0 (en
Original Assignee
Raytheon Co
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 Raytheon Co filed Critical Raytheon Co
Publication of IL127284A0 publication Critical patent/IL127284A0/xx
Publication of IL127284A publication Critical patent/IL127284A/en

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
    • 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
    • H01Q9/16—Resonant antennas with feed intermediate between the extremities of the antenna, e.g. centre-fed dipole
    • H01Q9/26—Resonant antennas with feed intermediate between the extremities of the antenna, e.g. centre-fed dipole with folded element or elements, the folded parts being spaced apart a small fraction of operating wavelength
    • H01Q9/27—Spiral antennas
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/36—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith
    • 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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Details Of Aerials (AREA)
  • Aerials With Secondary Devices (AREA)
  • Support Of Aerials (AREA)
  • Waveguide Aerials (AREA)
IL12728498A 1997-05-17 1998-05-08 Multi-frequency antenna with optimal isolation IL127284A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/819,248 US5936594A (en) 1997-05-17 1997-05-17 Highly isolated multiple frequency band antenna
PCT/US1998/009425 WO1998053524A1 (en) 1997-05-17 1998-05-08 Highly isolated multiple frequency band antenna

Publications (2)

Publication Number Publication Date
IL127284A0 IL127284A0 (en) 1999-09-22
IL127284A true IL127284A (en) 2002-11-10

Family

ID=25227610

Family Applications (1)

Application Number Title Priority Date Filing Date
IL12728498A IL127284A (en) 1997-05-17 1998-05-08 Multi-frequency antenna with optimal isolation

Country Status (16)

Country Link
US (1) US5936594A (de)
EP (1) EP0919070B1 (de)
JP (1) JP3479086B2 (de)
KR (1) KR100310955B1 (de)
AU (1) AU728845B2 (de)
CA (1) CA2256342C (de)
DE (1) DE69815795T2 (de)
DK (1) DK0919070T3 (de)
ES (1) ES2202849T3 (de)
IL (1) IL127284A (de)
NO (1) NO320185B1 (de)
NZ (1) NZ332878A (de)
PT (1) PT919070E (de)
TR (1) TR199900039T1 (de)
TW (1) TW405280B (de)
WO (1) WO1998053524A1 (de)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW389894B (en) * 1997-06-19 2000-05-11 Optrom Kk Device for exchanging information with storage medium having electronic circuit and the electronic circuit, and system including the same
US6329962B2 (en) * 1998-08-04 2001-12-11 Telefonaktiebolaget Lm Ericsson (Publ) Multiple band, multiple branch antenna for mobile phone
US5990849A (en) * 1998-04-03 1999-11-23 Raytheon Company Compact spiral antenna
US6445354B1 (en) 1999-08-16 2002-09-03 Novatel, Inc. Aperture coupled slot array antenna
US6266027B1 (en) * 1999-11-02 2001-07-24 The United States Of America As Represented By The Secretary Of The Navy Asymmetric antenna incorporating loads so as to extend bandwidth without increasing antenna size
US6300919B1 (en) 2000-05-23 2001-10-09 Raytheon Company Highly isolated dual compact stacked spiral antenna
US6437757B1 (en) 2001-01-12 2002-08-20 Lockheed Martin Corporation Low profile antenna radome element with rib reinforcements
US6407721B1 (en) * 2001-03-28 2002-06-18 Raytheon Company Super thin, cavity free spiral antenna
US6452568B1 (en) 2001-05-07 2002-09-17 Ball Aerospace & Technologies Corp. Dual circularly polarized broadband array antenna
EP1495338A2 (de) * 2002-04-18 2005-01-12 Ackermann Patent GmbH Verfahren und einrichtung zum aufnehmen und aufbereiten von störfeldern und störstrahlen
US6891448B2 (en) * 2002-09-03 2005-05-10 Broadcom Corporation Compact balun for 802.11a applications
US6922179B2 (en) * 2003-11-17 2005-07-26 Winegard Company Low profile television antenna
US6975281B2 (en) * 2004-04-30 2005-12-13 The United States Of America As Represented By The Secretary Of The Navy Reduced size dielectric loaded spiral antenna
US20070040761A1 (en) * 2005-08-16 2007-02-22 Pharad, Llc. Method and apparatus for wideband omni-directional folded beverage antenna
WO2008051057A1 (en) 2006-10-26 2008-05-02 Electronics And Telecommunications Research Institute Loop antenna
KR100820140B1 (ko) 2006-11-01 2008-04-07 (주)에이스안테나 동일한 방사소자를 이용하여 이중원형편파 발생이 가능한ｒｆｉｄ 리더기용 안테나
EP2000819A1 (de) * 2007-06-04 2008-12-10 Leica Geosystems AG Antennenkombination für eine mobile GNSS-Station und mobile GNSS-Station
US7986260B2 (en) * 2009-02-18 2011-07-26 Battelle Memorial Institute Circularly polarized antennas for active holographic imaging through barriers
US8610515B2 (en) 2011-05-09 2013-12-17 Northrop Grumman Systems Corporation True time delay circuits including archimedean spiral delay lines
US10096892B2 (en) * 2016-08-30 2018-10-09 The Boeing Company Broadband stacked multi-spiral antenna array integrated into an aircraft structural element
WO2018118996A1 (en) * 2016-12-20 2018-06-28 Trak Microwave Corporation Millimeter-wave spiral antenna with distributed balun
TWI643400B (zh) * 2017-10-16 2018-12-01 和碩聯合科技股份有限公司 雙頻天線模組
US11088455B2 (en) * 2018-06-28 2021-08-10 Taoglas Group Holdings Limited Spiral wideband low frequency antenna
FR3086107B1 (fr) * 2018-09-13 2021-12-24 Office National Detudes Et De Rech Aerospatiales Onera Antenne en segment de spirale
US20200112920A1 (en) * 2018-10-05 2020-04-09 California Eastern Laboratories, Inc. Compliant radio and method of use

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3683385A (en) * 1963-03-07 1972-08-08 Us Navy Direction finding antenna system
US4525720A (en) * 1982-10-15 1985-06-25 The United States Of America As Represented By The Secretary Of The Navy Integrated spiral antenna and printed circuit balun
US5621422A (en) * 1994-08-22 1997-04-15 Wang-Tripp Corporation Spiral-mode microstrip (SMM) antennas and associated methods for exciting, extracting and multiplexing the various spiral modes
US5619218A (en) * 1995-06-06 1997-04-08 Hughes Missile Systems Company Common aperture isolated dual frequency band antenna

Also Published As

Publication number Publication date
TR199900039T1 (xx) 2001-02-21
KR20000023815A (ko) 2000-04-25
CA2256342A1 (en) 1998-11-26
US5936594A (en) 1999-08-10
EP0919070B1 (de) 2003-06-25
NO320185B1 (no) 2005-11-07
AU7374298A (en) 1998-12-11
AU728845B2 (en) 2001-01-18
DE69815795T2 (de) 2004-04-29
DE69815795D1 (de) 2003-07-31
CA2256342C (en) 2001-03-27
KR100310955B1 (ko) 2001-10-18
NO990139L (no) 1999-01-13
NO990139D0 (no) 1999-01-13
IL127284A0 (en) 1999-09-22
NZ332878A (en) 2000-10-27
WO1998053524A1 (en) 1998-11-26
JP3479086B2 (ja) 2003-12-15
EP0919070A1 (de) 1999-06-02
ES2202849T3 (es) 2004-04-01
TW405280B (en) 2000-09-11
DK0919070T3 (da) 2003-09-15
JP2002510443A (ja) 2002-04-02
PT919070E (pt) 2003-11-28

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Legal Events

Date Code Title Description
FF Patent granted
KB Patent renewed
KB Patent renewed
KB Patent renewed
KB Patent renewed
MM9K Patent not in force due to non-payment of renewal fees