SG52224A1 - Miniature antenna - Google Patents

Miniature antenna

Info

Publication number
SG52224A1
SG52224A1 SG1996000709A SG1996000709A SG52224A1 SG 52224 A1 SG52224 A1 SG 52224A1 SG 1996000709 A SG1996000709 A SG 1996000709A SG 1996000709 A SG1996000709 A SG 1996000709A SG 52224 A1 SG52224 A1 SG 52224A1
Authority
SG
Singapore
Prior art keywords
base portion
miniature antenna
top loop
leg
essentially
Prior art date
Application number
SG1996000709A
Other languages
English (en)
Inventor
Erland Cassel
Jan Cassel
Original Assignee
Ericsson Ge Mobile 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 Ge Mobile Inc filed Critical Ericsson Ge Mobile Inc
Publication of SG52224A1 publication Critical patent/SG52224A1/en

Links

Classifications

    • 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
    • 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
    • H01Q9/32—Vertical arrangement of element
    • H01Q9/36—Vertical arrangement of element with top loading

Landscapes

  • Details Of Aerials (AREA)
  • Support Of Aerials (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)
  • Aerials With Secondary Devices (AREA)
SG1996000709A 1991-08-16 1992-07-22 Miniature antenna SG52224A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9102379A SE468917B (sv) 1991-08-16 1991-08-16 Miniatyrantenn

Publications (1)

Publication Number Publication Date
SG52224A1 true SG52224A1 (en) 1998-09-28

Family

ID=20383488

Family Applications (1)

Application Number Title Priority Date Filing Date
SG1996000709A SG52224A1 (en) 1991-08-16 1992-07-22 Miniature antenna

Country Status (13)

Country Link
US (1) US5592184A (2)
EP (1) EP0528775B1 (2)
JP (1) JP3382972B2 (2)
AT (1) ATE142822T1 (2)
AU (1) AU649866B2 (2)
CA (1) CA2074015C (2)
DE (1) DE69213621T2 (2)
FI (1) FI112725B (2)
HK (1) HK1006608A1 (2)
MX (1) MX9204664A (2)
SE (1) SE468917B (2)
SG (1) SG52224A1 (2)
TW (1) TW223188B (2)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE512062C2 (sv) * 1993-07-14 2000-01-17 Ericsson Ge Mobile Communicat Förfarande och anordning för att förbättra effektivitet och bandbredd för en antenn på en bärbar utrustning
DE69522668T2 (de) * 1995-05-17 2002-06-20 Murata Mfg. Co., Ltd. Oberflächenmontierbares Antennensystem
WO1997018601A1 (en) * 1995-11-15 1997-05-22 Allgon Ab Dual band antenna means
DE19604034A1 (de) * 1996-02-05 1997-08-07 Aeg Mobile Communication Endgespeiste Vertikalantenne für Handfunkgeräte
JP3146994B2 (ja) * 1996-08-22 2001-03-19 株式会社村田製作所 アンテナ及びその共振周波数調整方法
JP3047836B2 (ja) * 1996-11-07 2000-06-05 株式会社村田製作所 ミアンダラインアンテナ
JP3580654B2 (ja) * 1996-12-04 2004-10-27 京セラ株式会社 共用アンテナおよびこれを用いた携帯無線機
US6724738B1 (en) 1997-02-27 2004-04-20 Motorola Inc. Method and apparatus for acquiring a pilot signal in a CDMA receiver
US6144649A (en) * 1997-02-27 2000-11-07 Motorola, Inc. Method and apparatus for acquiring a pilot signal in a CDMA receiver
GB2323476B (en) 1997-03-20 2002-01-16 David Ganeshmoorthy Communication antenna and equipment
US5933121A (en) * 1998-04-07 1999-08-03 Harris Corporation Antenna array for sensing signals on conductors
EP0987788A3 (en) * 1998-09-18 2003-04-16 The Whitaker Corporation Multiple band antenna
US6781549B1 (en) 1999-10-12 2004-08-24 Galtronics Ltd. Portable antenna
GB2380323B (en) * 2001-09-29 2003-11-05 Motorola Inc Antenna for use in radio communications
US6914581B1 (en) * 2001-10-31 2005-07-05 Venture Partners Focused wave antenna
CN100499265C (zh) * 2002-06-12 2009-06-10 Thiss技术私人有限公司 螺旋天线
EP1636874B1 (en) * 2003-06-25 2011-03-16 The Board of Governors for Higher Education State of Rhode Island and Providence Plantations System and method for providing a distributed loaded monopole antenna
JP4770497B2 (ja) * 2006-02-03 2011-09-14 日立電線株式会社 アンテナ
CA2655954C (en) 2006-06-20 2013-06-18 Interdigital Technology Corporation Methods and system for performing handover in a wireless communication system
US7414587B2 (en) * 2006-09-25 2008-08-19 Shure Acquisition Holdings, Inc. Antenna in a wireless system
TWI355778B (en) * 2006-11-07 2012-01-01 Wistron Neweb Corp Portable electronic device with function of receiv
US9118118B2 (en) 2009-10-16 2015-08-25 Ems Technologies Canada, Ltd. Increased gain in an array antenna through optimal suspension of piece-wise linear conductors
FR3008550B1 (fr) * 2013-07-15 2015-08-21 Inst Mines Telecom Telecom Bretagne Antenne de type bouchon et structure antennaire et ensemble antennaire associes
US10931019B1 (en) * 2015-12-14 2021-02-23 Lockheed Martin Corporation Helix antenna
US10283841B2 (en) 2016-11-29 2019-05-07 Shure Acquisition Holdings, Inc. Wireless antenna
JP6422552B1 (ja) * 2017-10-11 2018-11-14 株式会社ヨコオ アンテナ装置

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2993204A (en) * 1958-02-28 1961-07-18 Itt Two-band helical antenna
CH499888A (fr) * 1967-12-15 1970-11-30 Onera (Off Nat Aerospatiale) Antenne à un seul conducteur enroulé hélicoïdalement de dimensions réduites, et procédé pour sa fabrication
US4012744A (en) * 1975-10-20 1977-03-15 Itek Corporation Helix-loaded spiral antenna
US4137534A (en) * 1977-05-26 1979-01-30 Goodnight Roy G Vertical antenna with low angle of radiation
US4121218A (en) * 1977-08-03 1978-10-17 Motorola, Inc. Adjustable antenna arrangement for a portable radio
US4161737A (en) * 1977-10-03 1979-07-17 Albright Eugene A Helical antenna
AU3146384A (en) * 1984-01-23 1985-08-01 Emil Milan Barkovic Variable antenna
US4697192A (en) * 1985-04-16 1987-09-29 Texas Instruments Incorporated Two arm planar/conical/helix antenna
CA1257694A (en) * 1985-08-05 1989-07-18 Hisamatsu Nakano Antenna system
US5216436A (en) * 1991-05-31 1993-06-01 Harris Corporation Collapsible, low visibility, broadband tapered helix monopole antenna

Also Published As

Publication number Publication date
JP3382972B2 (ja) 2003-03-04
EP0528775B1 (en) 1996-09-11
AU649866B2 (en) 1994-06-02
DE69213621D1 (de) 1996-10-17
MX9204664A (es) 1993-02-01
ATE142822T1 (de) 1996-09-15
CA2074015A1 (en) 1993-02-17
AU2101192A (en) 1993-02-18
SE9102379D0 (sv) 1991-08-16
JPH05206715A (ja) 1993-08-13
US5592184A (en) 1997-01-07
FI112725B (fi) 2003-12-31
SE468917B (sv) 1993-04-05
EP0528775A1 (en) 1993-02-24
FI923614L (fi) 1993-02-17
HK1006608A1 (en) 1999-03-05
SE9102379L (sv) 1993-02-17
CA2074015C (en) 2001-02-20
TW223188B (2) 1994-05-01
DE69213621T2 (de) 1997-02-06
FI923614A0 (fi) 1992-08-12

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