FI112725B - Pienoisantenni - Google Patents

Pienoisantenni Download PDF

Info

Publication number
FI112725B
FI112725B FI923614A FI923614A FI112725B FI 112725 B FI112725 B FI 112725B FI 923614 A FI923614 A FI 923614A FI 923614 A FI923614 A FI 923614A FI 112725 B FI112725 B FI 112725B
Authority
FI
Finland
Prior art keywords
antenna
antenna according
coil
base portion
base
Prior art date
Application number
FI923614A
Other languages
English (en)
Finnish (fi)
Swedish (sv)
Other versions
FI923614L (fi
FI923614A0 (fi
Inventor
Jan Cassel
Erland Cassel
Original Assignee
Ericsson Ge Mobile Communicat
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 Communicat filed Critical Ericsson Ge Mobile Communicat
Publication of FI923614A0 publication Critical patent/FI923614A0/fi
Publication of FI923614L publication Critical patent/FI923614L/fi
Application granted granted Critical
Publication of FI112725B publication Critical patent/FI112725B/fi

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)
  • Aerials With Secondary Devices (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)
FI923614A 1991-08-16 1992-08-12 Pienoisantenni FI112725B (fi)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE9102379A SE468917B (sv) 1991-08-16 1991-08-16 Miniatyrantenn
SE9102379 1991-08-16

Publications (3)

Publication Number Publication Date
FI923614A0 FI923614A0 (fi) 1992-08-12
FI923614L FI923614L (fi) 1993-02-17
FI112725B true FI112725B (fi) 2003-12-31

Family

ID=20383488

Family Applications (1)

Application Number Title Priority Date Filing Date
FI923614A FI112725B (fi) 1991-08-16 1992-08-12 Pienoisantenni

Country Status (13)

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

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
EP0743699B1 (en) * 1995-05-17 2001-09-12 Murata Manufacturing Co., Ltd. Surface mounting type antenna system
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
EP2312694B1 (en) * 2003-06-25 2012-08-22 The Board of Governors for Higher Education Method for operating 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
EP3668179A1 (en) 2006-06-20 2020-06-17 InterDigital Technology Corporation Content of the handover command in an intra-lte handover
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
EP2489099B1 (en) 2009-10-16 2013-10-23 EMS Technologies Canada, Ltd. Optimal loading for increased gain in an array antenna
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
HK1006608A1 (en) 1999-03-05
CA2074015C (en) 2001-02-20
FI923614L (fi) 1993-02-17
JPH05206715A (ja) 1993-08-13
DE69213621D1 (de) 1996-10-17
MX9204664A (es) 1993-02-01
SG52224A1 (en) 1998-09-28
EP0528775A1 (en) 1993-02-24
US5592184A (en) 1997-01-07
SE9102379L (sv) 1993-02-17
AU2101192A (en) 1993-02-18
SE9102379D0 (sv) 1991-08-16
DE69213621T2 (de) 1997-02-06
FI923614A0 (fi) 1992-08-12
JP3382972B2 (ja) 2003-03-04
SE468917B (sv) 1993-04-05
TW223188B (enExample) 1994-05-01
CA2074015A1 (en) 1993-02-17
EP0528775B1 (en) 1996-09-11
AU649866B2 (en) 1994-06-02
ATE142822T1 (de) 1996-09-15

Similar Documents

Publication Publication Date Title
FI75949C (fi) Antennsystem foer personlig radiosaendare-mottagare.
JP3382972B2 (ja) ミニアチュア・アンテナ
FI111884B (fi) Kahden taajuuden heliksiantenni
US8941542B2 (en) Slot halo antenna device
US6690336B1 (en) Antenna
EP0706231A1 (en) Antenna equipment
KR20120102173A (ko) 무선 전력 인가를 위한 안테나
HK1006608B (en) Miniature antenna
EP0717881A1 (en) Aerial coupling means
US7053839B2 (en) Antenna for a portable communication apparatus, and a portable communication apparatus comprising such an antenna
CA2427575A1 (en) Device by an antenna
EP0718909A2 (en) Retractable top load antenna
US6008765A (en) Retractable top load antenna
US6114999A (en) Field controlled resonator
JP2005020228A (ja) アンテナ装置
KR101969508B1 (ko) 싱글 와이어 광대역 충전 코일을 포함한 무선충전장치
JP4023369B2 (ja) ダイポールアンテナ
KR20100010917A (ko) 마그네트론 장치
EP2237372A1 (en) Dipole antenna for a CB band base station
JP2000114852A (ja) ループアンテナ
JP2000036707A (ja) 装荷４線ヘリカルアンテナ
JPH09312513A (ja) ヘリカルループアンテナ
PL183554B1 (pl) Antena nadawczo-odbiorcza

Legal Events

Date Code Title Description
MA Patent expired