ID17740A - COAXIAL ANTENNA TWO BANDS - Google Patents

COAXIAL ANTENNA TWO BANDS

Info

Publication number
ID17740A
ID17740A IDP973028A ID973028A ID17740A ID 17740 A ID17740 A ID 17740A ID P973028 A IDP973028 A ID P973028A ID 973028 A ID973028 A ID 973028A ID 17740 A ID17740 A ID 17740A
Authority
ID
Indonesia
Prior art keywords
bands
coaxial antenna
coaxial
antenna
Prior art date
Application number
IDP973028A
Other languages
Indonesian (id)
Inventor
Gerard James Hayes
Ross Warren Lampe
Original Assignee
Ericsson Inc
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 Ericsson Inc filed Critical Ericsson Inc
Publication of ID17740A publication Critical patent/ID17740A/en

Links

Classifications

    • 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
    • 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
    • H01Q5/10—Resonant 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
    • H01Q1/362—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith for broadside radiating helical antennas
    • 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
    • H01Q5/30—Arrangements for providing operation on different wavebands
    • H01Q5/378—Combination of fed elements with parasitic elements
    • 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
IDP973028A 1996-09-05 1997-08-29 COAXIAL ANTENNA TWO BANDS ID17740A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US70657296A 1996-09-05 1996-09-05

Publications (1)

Publication Number Publication Date
ID17740A true ID17740A (en) 1998-01-22

Family

ID=24838178

Family Applications (1)

Application Number Title Priority Date Filing Date
IDP973028A ID17740A (en) 1996-09-05 1997-08-29 COAXIAL ANTENNA TWO BANDS

Country Status (8)

Country Link
KR (1) KR20000068463A (en)
CN (1) CN1235704A (en)
AR (1) AR009538A1 (en)
AU (1) AU3828897A (en)
CO (1) CO4700365A1 (en)
DE (1) DE19781979T1 (en)
ID (1) ID17740A (en)
WO (1) WO1998010485A1 (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5923305A (en) * 1997-09-15 1999-07-13 Ericsson Inc. Dual-band helix antenna with parasitic element and associated methods of operation
JPH11234026A (en) 1997-12-18 1999-08-27 Whitaker Corp:The Dual band antenna
US6336036B1 (en) 1998-07-08 2002-01-01 Ericsson Inc. Retractable dual-band tapped helical radiotelephone antennas
FI19992563A7 (en) * 1999-11-30 2001-05-31 Nokia Mobile Phones Ltd Method and antenna arrangement for connecting external antennas to a communication unit
DE10207703B4 (en) 2002-02-22 2005-06-09 Kathrein-Werke Kg Antenna for a receiving and / or transmitting device, in particular as a roof antenna for motor vehicles
CN100388561C (en) * 2002-04-04 2008-05-14 株式会社Emw天线 dual band antenna
US6765536B2 (en) 2002-05-09 2004-07-20 Motorola, Inc. Antenna with variably tuned parasitic element
CN1825708B (en) * 2005-02-24 2011-03-23 智易科技股份有限公司 Cable antenna device
EP1696508A1 (en) * 2005-02-28 2006-08-30 Arcadyan Technology Corp. Cable antenna structure
KR100955801B1 (en) * 2007-03-08 2010-05-06 주식회사 에이스테크놀로지 Multiband Internal Antenna
DE102007055234A1 (en) * 2007-11-20 2009-06-10 Continental Automotive Gmbh Multi-band receiving antenna module
AT517809B1 (en) 2015-08-19 2017-11-15 Anton Paar Gmbh Fixing mechanism for scanning probe microscope that can be actuated without tools by a master power and a probe releasably fixing

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4494122A (en) * 1982-12-22 1985-01-15 Motorola, Inc. Antenna apparatus capable of resonating at two different frequencies
US4504834A (en) * 1982-12-22 1985-03-12 Motorola, Inc. Coaxial dipole antenna with extended effective aperture
US4868576A (en) * 1988-11-02 1989-09-19 Motorola, Inc. Extendable antenna for portable cellular telephones with ground radiator
DE4321233A1 (en) * 1992-11-03 1994-05-05 Siemens Ag Half wave antenna esp. for mobile radio - has coaxial supply line arrangement with aerial proper formed by screen element and inner conductor
US5617105A (en) * 1993-09-29 1997-04-01 Ntt Mobile Communications Network, Inc. Antenna equipment

Also Published As

Publication number Publication date
AR009538A1 (en) 2000-04-26
CO4700365A1 (en) 1998-12-29
AU3828897A (en) 1998-03-26
DE19781979T1 (en) 1999-11-11
KR20000068463A (en) 2000-11-25
CN1235704A (en) 1999-11-17
WO1998010485A1 (en) 1998-03-12

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