DE3671586D1 - Verfahren zur automatischen impedanzanpassung eines senders an eine antenne. - Google Patents

Verfahren zur automatischen impedanzanpassung eines senders an eine antenne.

Info

Publication number
DE3671586D1
DE3671586D1 DE8686108935T DE3671586T DE3671586D1 DE 3671586 D1 DE3671586 D1 DE 3671586D1 DE 8686108935 T DE8686108935 T DE 8686108935T DE 3671586 T DE3671586 T DE 3671586T DE 3671586 D1 DE3671586 D1 DE 3671586D1
Authority
DE
Germany
Prior art keywords
impedance
antenna
vswr
circle
inductive
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
DE8686108935T
Other languages
German (de)
English (en)
Inventor
Helmut Dipl Ing Fuenfgelder
Erwin Dipl Ing Baessler
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.)
Siemens AG
Siemens Corp
Original Assignee
Siemens AG
Siemens Corp
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 Siemens AG, Siemens Corp filed Critical Siemens AG
Priority to DE8686108935T priority Critical patent/DE3671586D1/de
Application granted granted Critical
Publication of DE3671586D1 publication Critical patent/DE3671586D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
    • H03H7/38—Impedance-matching networks
    • H03H7/40—Automatic matching of load impedance to source impedance

Landscapes

  • Transmitters (AREA)
  • Transceivers (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
DE8686108935T 1985-07-03 1986-07-01 Verfahren zur automatischen impedanzanpassung eines senders an eine antenne. Expired - Lifetime DE3671586D1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE8686108935T DE3671586D1 (de) 1985-07-03 1986-07-01 Verfahren zur automatischen impedanzanpassung eines senders an eine antenne.

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3523823 1985-07-03
DE8686108935T DE3671586D1 (de) 1985-07-03 1986-07-01 Verfahren zur automatischen impedanzanpassung eines senders an eine antenne.

Publications (1)

Publication Number Publication Date
DE3671586D1 true DE3671586D1 (de) 1990-06-28

Family

ID=6274871

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8686108935T Expired - Lifetime DE3671586D1 (de) 1985-07-03 1986-07-01 Verfahren zur automatischen impedanzanpassung eines senders an eine antenne.

Country Status (6)

Country Link
EP (1) EP0208984B1 (enExample)
AT (1) ATE53151T1 (enExample)
DE (1) DE3671586D1 (enExample)
IN (1) IN164328B (enExample)
NO (1) NO170377C (enExample)
ZA (1) ZA864917B (enExample)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2794987B2 (ja) * 1991-05-31 1998-09-10 日本電気株式会社 携帯無線装置
FI94807C (fi) * 1992-12-30 1995-10-25 Nokia Telecommunications Oy Menetelmä ja järjestely kompainerisuodattimen virittämiseksi
DE19644339C1 (de) * 1996-10-25 1998-06-10 Bosch Gmbh Robert Vorrichtung zur Transformation einer Antennenimpedanz
KR19980077560A (ko) * 1997-04-21 1998-11-16 장응순 하이임피던스형 고주파용 안테나
KR100285950B1 (ko) * 1997-12-26 2001-04-16 윤종용 인체의영향을최소화시키는휴대용전화기의안테나회로를구현하는방법
RU2308145C2 (ru) * 2005-10-17 2007-10-10 Федеральное государственное унитарное предприятие Омский научно-исследовательский институт приборостроения Антенно-согласующее устройство
CN105914904B (zh) * 2010-05-03 2019-07-26 松下知识产权经营株式会社 发电装置和在发电装置中使用的装置
KR101176286B1 (ko) 2010-08-02 2012-08-22 엘지이노텍 주식회사 Ｓｗｒ 정보를 이용한 임피던스 매칭장치 및 방법
US9325355B2 (en) 2013-02-14 2016-04-26 Blackberry Limited Methods and apparatus for performing impedance matching
US9729190B2 (en) 2014-01-17 2017-08-08 Qualcomm Incorporated Switchable antenna array

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3778731A (en) * 1972-06-05 1973-12-11 Cincinnati Electronics Corp Tuning method for t-network couplers
FR2205252A5 (enExample) * 1972-10-31 1974-05-24 Trt Telecom Radio Electr
GB1524965A (en) * 1974-10-15 1978-09-13 Cincinnati Electronics Corp Technique for automatic matching of high q-loads
US4201960A (en) * 1978-05-24 1980-05-06 Motorola, Inc. Method for automatically matching a radio frequency transmitter to an antenna

Also Published As

Publication number Publication date
EP0208984A1 (de) 1987-01-21
NO170377B (no) 1992-06-29
EP0208984B1 (de) 1990-05-23
ZA864917B (en) 1987-02-25
NO862671D0 (no) 1986-07-02
NO862671L (no) 1987-01-05
NO170377C (no) 1992-10-07
IN164328B (enExample) 1989-02-18
ATE53151T1 (de) 1990-06-15

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee