SG79202A1 - Retractable antenna system - Google Patents

Retractable antenna system

Info

Publication number
SG79202A1
SG79202A1 SG9610824A SG1996010824A SG79202A1 SG 79202 A1 SG79202 A1 SG 79202A1 SG 9610824 A SG9610824 A SG 9610824A SG 1996010824 A SG1996010824 A SG 1996010824A SG 79202 A1 SG79202 A1 SG 79202A1
Authority
SG
Singapore
Prior art keywords
antenna
antenna system
rod antenna
coil
electrical
Prior art date
Application number
SG9610824A
Other languages
English (en)
Inventor
Michael Elliott
Matti Martiskainen
Original Assignee
Galtronics Ltd
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 Galtronics Ltd filed Critical Galtronics Ltd
Publication of SG79202A1 publication Critical patent/SG79202A1/en

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/08—Means for collapsing antennas or parts thereof
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/12—Supports; Mounting means
    • H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
    • H01Q1/24—Supports; Mounting means by structural association with other equipment or articles with receiving set
    • H01Q1/241—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM
    • H01Q1/242—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM specially adapted for hand-held use
    • H01Q1/243—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM specially adapted for hand-held use with built-in antennas
    • H01Q1/244—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM specially adapted for hand-held use with built-in antennas extendable from a housing along a given path

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Details Of Aerials (AREA)
  • Support Of Aerials (AREA)
SG9610824A 1995-10-10 1996-10-08 Retractable antenna system SG79202A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/541,913 US5650789A (en) 1995-10-10 1995-10-10 Retractable antenna system

Publications (1)

Publication Number Publication Date
SG79202A1 true SG79202A1 (en) 2001-03-20

Family

ID=24161609

Family Applications (1)

Application Number Title Priority Date Filing Date
SG9610824A SG79202A1 (en) 1995-10-10 1996-10-08 Retractable antenna system

Country Status (11)

Country Link
US (1) US5650789A (de)
EP (1) EP0768726B1 (de)
JP (1) JP3072266B2 (de)
KR (1) KR970024373A (de)
CN (1) CN1129975C (de)
AT (1) ATE214846T1 (de)
AU (1) AU720009B2 (de)
CA (1) CA2187397A1 (de)
DE (1) DE69619926T2 (de)
MX (1) MX9604663A (de)
SG (1) SG79202A1 (de)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE501551C2 (sv) * 1992-10-29 1995-03-13 Allgon Ab Antennanordning för bärbar utrustning
CA2139682A1 (en) * 1995-01-05 1996-07-06 Paul Francis Bickert Radiation reduction apparatus for a portable radio communication device
SE9600538D0 (sv) * 1996-02-13 1996-02-13 Allgon Ab Dual band antenna means incorporating helical and elongated radiating structures
JP3126313B2 (ja) * 1996-09-19 2001-01-22 松下電器産業株式会社 アンテナ装置
US5900839A (en) * 1996-09-25 1999-05-04 U.S. Philips Corporation Radio transmission apparatus comprising a retractable antenna and an antenna device for such apparatus
US6075488A (en) * 1997-04-29 2000-06-13 Galtronics Ltd. Dual-band stub antenna
US6147660A (en) * 1997-06-03 2000-11-14 Galtronics Ltd. Molded antenna
US6034639A (en) * 1997-12-22 2000-03-07 T & M Antennas Retractable antenna for portable communicator
US5969684A (en) * 1998-05-13 1999-10-19 Ace Technology Co., Ltd. Capacitive coupled extendable antenna for portable communication devices
JP2000049519A (ja) * 1998-05-27 2000-02-18 Ace Technol Co Ltd 携帯通信端末器用アンテナ装置
JP2000091827A (ja) 1998-09-07 2000-03-31 Ace Technol Co Ltd セラミック誘電体を用いた携帯通信端末器用ヘリカルアンテナ及びその製造方法
US6219902B1 (en) 1998-12-21 2001-04-24 T & M Antennas Method for manufacturing a protectively coated helically wound antenna
KR100296189B1 (ko) * 1998-12-24 2001-10-26 장응순 휴대용무선기기안테나및그의제조방법
US6087994A (en) * 1999-01-19 2000-07-11 Lechter; Robert Retractable antenna for a cellular phone
US6268836B1 (en) * 1999-04-28 2001-07-31 The Whitaker Corporation Antenna assembly adapted with an electrical plug
US6359598B1 (en) * 1999-05-03 2002-03-19 Centurion Wireless Technologies, Inc. Plastic or die-cast antenna for a wireless communications device
US6198443B1 (en) 1999-07-30 2001-03-06 Centurion Intl., Inc. Dual band antenna for cellular communications
JP3611754B2 (ja) * 1999-08-24 2005-01-19 株式会社ヨコオ アンテナ構造
KR100464450B1 (ko) * 2002-12-24 2005-01-03 삼성전자주식회사 휴대단말기의 안테나 체결장치
WO2004082068A2 (en) * 2003-03-13 2004-09-23 Galtronics Ltd. Telescopic retractable antenna with improved contact system
US7161538B2 (en) * 2004-05-24 2007-01-09 Amphenol-T&M Antennas Multiple band antenna and antenna assembly
US7170454B2 (en) * 2005-03-30 2007-01-30 Nokia Corporation Antenna arrangement
US7420516B2 (en) 2005-10-11 2008-09-02 Motorola, Inc. Antenna assembly and method of operation thereof
US8208635B2 (en) * 2007-11-13 2012-06-26 Rosemount Inc. Wireless mesh network with secure automatic key loads to wireless devices

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3087117A (en) * 1959-08-03 1963-04-23 Motorola Inc Portable transmitter apparatus with selective, diverse antenna means
US4095229A (en) * 1977-02-22 1978-06-13 General Motors Corporation Triband vehicle antenna
US4121218A (en) * 1977-08-03 1978-10-17 Motorola, Inc. Adjustable antenna arrangement for a portable radio
US4190841A (en) * 1977-12-27 1980-02-26 Harada Industry Co., Ltd. Car antenna system with bimetallic control means
US4598295A (en) * 1984-09-07 1986-07-01 General Electric Company Replaceable radio antenna
US4725845A (en) * 1986-03-03 1988-02-16 Motorola, Inc. Retractable helical antenna

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6411043U (de) * 1987-07-10 1989-01-20
DE3725045A1 (de) * 1987-07-29 1989-02-09 Grundig Emv Ausziehbare antenne
JPH01105237U (de) * 1987-12-28 1989-07-14
JPH01317001A (ja) * 1988-06-17 1989-12-21 Mitsubishi Electric Corp アンテナ切替装置
RU1838850C (ru) * 1988-11-02 1993-08-30 Моторола, Инк. Выдвижна антенна система дл портативного приемопередатчика
JP2554762B2 (ja) * 1990-02-23 1996-11-13 株式会社東芝 アンテナと無線機
US5204687A (en) * 1990-07-19 1993-04-20 Galtronics Ltd. Electrical device and electrical transmitter-receiver particularly useful in a ct2 cordless telephone
DE59209381D1 (de) * 1991-04-30 1998-07-30 Siemens Ag Kompaktes Funkgerät, insbesondere Handfunkgerät, mit versenkbarer oder umklappbarer Stabantenne
JP2575549B2 (ja) * 1991-05-07 1997-01-29 富士通株式会社 無線端末装置のアンテナ取付構造
EP0522806B1 (de) * 1991-07-08 1996-11-20 Nippon Telegraph And Telephone Corporation Ausfahrbares Antennensystem
SE501551C2 (sv) * 1992-10-29 1995-03-13 Allgon Ab Antennanordning för bärbar utrustning
JPH066121A (ja) * 1992-06-19 1994-01-14 Toyo Commun Equip Co Ltd アンテナ装置
JPH06216630A (ja) * 1993-01-14 1994-08-05 Nippon Antenna Kk 伸縮式ホイップアンテナ
KR960010858B1 (ko) * 1993-05-21 1996-08-10 삼성전자 주식회사 휴대용 무선기기 안테나
EP0634806A1 (de) * 1993-07-13 1995-01-18 Kabushiki Kaisha Yokowo Funkantenne
US5469177A (en) * 1993-09-15 1995-11-21 Motorola, Inc. Antenna assembly and method therefor
JP3335633B2 (ja) * 1993-09-20 2002-10-21 モトローラ・インコーポレイテッド ワイヤレス通信装置用のアンテナ構成
SE505830C2 (sv) * 1994-08-16 1997-10-13 Sky Park Ic Jr Ab Transportanordning för att i ett parkeringshus automatiskt transportera ett fordon från en inkörsmodul till en parkeringsplats
US5504494A (en) * 1994-11-25 1996-04-02 Motorola, Inc. Multi-stage antenna

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3087117A (en) * 1959-08-03 1963-04-23 Motorola Inc Portable transmitter apparatus with selective, diverse antenna means
US4095229A (en) * 1977-02-22 1978-06-13 General Motors Corporation Triband vehicle antenna
US4121218A (en) * 1977-08-03 1978-10-17 Motorola, Inc. Adjustable antenna arrangement for a portable radio
US4190841A (en) * 1977-12-27 1980-02-26 Harada Industry Co., Ltd. Car antenna system with bimetallic control means
US4598295A (en) * 1984-09-07 1986-07-01 General Electric Company Replaceable radio antenna
US4725845A (en) * 1986-03-03 1988-02-16 Motorola, Inc. Retractable helical antenna

Also Published As

Publication number Publication date
DE69619926D1 (de) 2002-04-25
CN1129975C (zh) 2003-12-03
JP3072266B2 (ja) 2000-07-31
ATE214846T1 (de) 2002-04-15
JPH09116325A (ja) 1997-05-02
MX9604663A (es) 1998-04-30
CA2187397A1 (en) 1997-04-11
CN1155769A (zh) 1997-07-30
AU720009B2 (en) 2000-05-18
EP0768726B1 (de) 2002-03-20
KR970024373A (ko) 1997-05-30
EP0768726A1 (de) 1997-04-16
DE69619926T2 (de) 2002-11-21
US5650789A (en) 1997-07-22
AU6805996A (en) 1997-04-17

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