DE69824280D1 - Ausziehbare antenne mit variabler elektrischer länge - Google Patents

Ausziehbare antenne mit variabler elektrischer länge

Info

Publication number
DE69824280D1
DE69824280D1 DE69824280T DE69824280T DE69824280D1 DE 69824280 D1 DE69824280 D1 DE 69824280D1 DE 69824280 T DE69824280 T DE 69824280T DE 69824280 T DE69824280 T DE 69824280T DE 69824280 D1 DE69824280 D1 DE 69824280D1
Authority
DE
Germany
Prior art keywords
variable electric
electric length
extendable antenna
extendable
antenna
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
DE69824280T
Other languages
English (en)
Inventor
Anders Svensson
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Telefonaktiebolaget LM Ericsson AB
Original Assignee
Telefonaktiebolaget LM Ericsson AB
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 Telefonaktiebolaget LM Ericsson AB filed Critical Telefonaktiebolaget LM Ericsson AB
Application granted granted Critical
Publication of DE69824280D1 publication Critical patent/DE69824280D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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)
  • Support Of Aerials (AREA)
  • Details Of Aerials (AREA)
  • Telephone Set Structure (AREA)
DE69824280T 1997-03-24 1998-03-19 Ausziehbare antenne mit variabler elektrischer länge Expired - Lifetime DE69824280D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE9701056A SE518575C2 (sv) 1997-03-24 1997-03-24 Skjutbar antenn med skiftande elektrisk längd
PCT/SE1998/000495 WO1998043312A1 (en) 1997-03-24 1998-03-19 Retractable antenna with shifting electrical length

Publications (1)

Publication Number Publication Date
DE69824280D1 true DE69824280D1 (de) 2004-07-08

Family

ID=20406273

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69824280T Expired - Lifetime DE69824280D1 (de) 1997-03-24 1998-03-19 Ausziehbare antenne mit variabler elektrischer länge

Country Status (11)

Country Link
US (1) US5999133A (de)
EP (1) EP0970535B1 (de)
CN (1) CN1113426C (de)
AU (1) AU6530398A (de)
BR (1) BR9808040A (de)
DE (1) DE69824280D1 (de)
EE (1) EE03538B1 (de)
HK (1) HK1027438A1 (de)
MY (1) MY118616A (de)
SE (1) SE518575C2 (de)
WO (1) WO1998043312A1 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19715726C2 (de) * 1997-04-15 2001-08-30 Siemens Ag Antennenvorrichtung für Mobilfunkgeräte
US6336036B1 (en) * 1998-07-08 2002-01-01 Ericsson Inc. Retractable dual-band tapped helical radiotelephone antennas
KR100539888B1 (ko) * 1998-11-19 2006-03-22 삼성전자주식회사 무선단말기의휩안테나구조
JP3492613B2 (ja) * 2000-04-14 2004-02-03 埼玉日本電気株式会社 携帯無線機用アンテナ
WO2011109747A1 (en) * 2010-03-05 2011-09-09 Minnetronix Inc. Portable controller and power source for mechanical circulation support systems

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5204687A (en) * 1990-07-19 1993-04-20 Galtronics Ltd. Electrical device and electrical transmitter-receiver particularly useful in a ct2 cordless telephone
DK168346B1 (da) * 1991-03-19 1994-03-14 Dancall Telecom As Antennekonstruktion med udtrækkeligt antenneelement
GB2257835B (en) * 1991-07-13 1995-10-11 Technophone Ltd Retractable antenna
JP2520557B2 (ja) * 1993-02-26 1996-07-31 日本電気株式会社 無線機用アンテナ
EP0634806A1 (de) * 1993-07-13 1995-01-18 Kabushiki Kaisha Yokowo Funkantenne
JP2944444B2 (ja) * 1995-01-12 1999-09-06 日本電気株式会社 携帯無線機
KR0162679B1 (ko) * 1995-03-22 1998-12-01 구관영 용량성 결합방식을 이용한 신축 가능형 안테나
FI97499C (fi) * 1995-04-07 1996-12-27 Nokia Mobile Phones Ltd Kaksitoiminen antenni
US5717408A (en) * 1995-12-18 1998-02-10 Centurion International, Inc. Retractable antenna for a cellular telephone
JP2692670B2 (ja) * 1995-12-28 1997-12-17 日本電気株式会社 携帯無線機用アンテナ
US5835065A (en) * 1996-09-19 1998-11-10 Qualcomm Incorporated Variable length whip with helix antenna system

Also Published As

Publication number Publication date
US5999133A (en) 1999-12-07
CN1251218A (zh) 2000-04-19
MY118616A (en) 2004-12-31
SE9701056L (sv) 1998-09-25
EE9900418A (et) 2000-04-17
BR9808040A (pt) 2000-03-08
SE518575C2 (sv) 2002-10-22
EE03538B1 (et) 2001-10-15
EP0970535A1 (de) 2000-01-12
CN1113426C (zh) 2003-07-02
AU6530398A (en) 1998-10-20
WO1998043312A1 (en) 1998-10-01
HK1027438A1 (en) 2001-01-12
SE9701056D0 (sv) 1997-03-24
EP0970535B1 (de) 2004-06-02

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Legal Events

Date Code Title Description
8332 No legal effect for de