JP5079213B2 - 一定の入力インピーダンスを有する制御可能なｒｆ広帯域増幅器 - Google Patents

一定の入力インピーダンスを有する制御可能なｒｆ広帯域増幅器 Download PDF

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Publication number
JP5079213B2
JP5079213B2 JP2004565954A JP2004565954A JP5079213B2 JP 5079213 B2 JP5079213 B2 JP 5079213B2 JP 2004565954 A JP2004565954 A JP 2004565954A JP 2004565954 A JP2004565954 A JP 2004565954A JP 5079213 B2 JP5079213 B2 JP 5079213B2
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JP
Japan
Prior art keywords
amplifier
impedance
amplifier device
branch
input
Prior art date
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Expired - Fee Related
Application number
JP2004565954A
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English (en)
Japanese (ja)
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JP2006513615A (ja
JP2006513615A5 (enExample
Inventor
シェマン ハインリッヒ
イペク メーメト
ロート ザビーネ
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Thomson Licensing SAS
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Thomson Licensing SAS
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Publication date
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Publication of JP2006513615A publication Critical patent/JP2006513615A/ja
Publication of JP2006513615A5 publication Critical patent/JP2006513615A5/ja
Application granted granted Critical
Publication of JP5079213B2 publication Critical patent/JP5079213B2/ja
Anticipated expiration legal-status Critical
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Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/72—Gated amplifiers, i.e. amplifiers which are rendered operative or inoperative by means of a control signal
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/56—Modifications of input or output impedances, not otherwise provided for
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/189—High-frequency amplifiers, e.g. radio frequency amplifiers
    • H03F3/19—High-frequency amplifiers, e.g. radio frequency amplifiers with semiconductor devices only
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G1/00—Details of arrangements for controlling amplification
    • H03G1/0005—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal
    • H03G1/0088—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal using discontinuously variable devices, e.g. switch-operated
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2203/00—Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00
    • H03F2203/72—Indexing scheme relating to gated amplifiers, i.e. amplifiers which are rendered operative or inoperative by means of a control signal
    • H03F2203/7203—Indexing scheme relating to gated amplifiers, i.e. amplifiers which are rendered operative or inoperative by means of a control signal the gated amplifier being switched on or off by a switch in the bias circuit of the amplifier controlling a bias current in the amplifier
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2203/00—Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00
    • H03F2203/72—Indexing scheme relating to gated amplifiers, i.e. amplifiers which are rendered operative or inoperative by means of a control signal
    • H03F2203/7206—Indexing scheme relating to gated amplifiers, i.e. amplifiers which are rendered operative or inoperative by means of a control signal the gated amplifier being switched on or off by a switch in the bias circuit of the amplifier controlling a bias voltage in the amplifier
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2203/00—Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00
    • H03F2203/72—Indexing scheme relating to gated amplifiers, i.e. amplifiers which are rendered operative or inoperative by means of a control signal
    • H03F2203/7227—Indexing scheme relating to gated amplifiers, i.e. amplifiers which are rendered operative or inoperative by means of a control signal the gated amplifier being switched on or off by a switch in the supply circuit of the amplifier

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
  • Control Of Amplification And Gain Control (AREA)
JP2004565954A 2003-01-09 2003-12-05 一定の入力インピーダンスを有する制御可能なｒｆ広帯域増幅器 Expired - Fee Related JP5079213B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE10300431.9 2003-01-09
DE10300431A DE10300431A1 (de) 2003-01-09 2003-01-09 Regelbarer HF-Breitbandverstärker mit konstanter Eingangsimpedanz
PCT/EP2003/013741 WO2004064250A1 (en) 2003-01-09 2003-12-05 Controllable rf broadband amplifier with a constant input impedance

Publications (3)

Publication Number Publication Date
JP2006513615A JP2006513615A (ja) 2006-04-20
JP2006513615A5 JP2006513615A5 (enExample) 2007-01-25
JP5079213B2 true JP5079213B2 (ja) 2012-11-21

Family

ID=32519734

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2004565954A Expired - Fee Related JP5079213B2 (ja) 2003-01-09 2003-12-05 一定の入力インピーダンスを有する制御可能なｒｆ広帯域増幅器

Country Status (9)

Country Link
US (1) US7286017B2 (enExample)
EP (1) EP1581995B1 (enExample)
JP (1) JP5079213B2 (enExample)
KR (1) KR101007579B1 (enExample)
CN (1) CN100472960C (enExample)
AU (1) AU2003303699A1 (enExample)
DE (1) DE10300431A1 (enExample)
MX (1) MXPA05007301A (enExample)
WO (1) WO2004064250A1 (enExample)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007014572A1 (de) * 2005-07-29 2007-02-08 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Verstärkerschaltung mit einstellbarer verstärkung
JP2007221402A (ja) * 2006-02-16 2007-08-30 Fujitsu Ltd 可変利得増幅器及びその半導体集積装置
US9893693B2 (en) * 2012-12-07 2018-02-13 Futurewei Technologies, Inc. Gain control method for a broadband inductorless low noise amplifier
US9184707B2 (en) * 2013-01-17 2015-11-10 Qualcomm Incorporated Amplifier with switchable common gate gain buffer
KR102621951B1 (ko) * 2021-10-13 2024-01-09 고려대학교 산학협력단 삽입 손실 개선을 위한 능동형 스위치

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2714237B1 (fr) * 1993-12-17 1996-01-26 Thomson Csf Semiconducteurs Amplificateur à gain variable.
JPH10126215A (ja) * 1996-10-18 1998-05-15 Matsushita Electric Ind Co Ltd 可変減衰装置
JPH10190378A (ja) * 1996-12-27 1998-07-21 Nec Corp 超高効率線形増幅器
US5977828A (en) * 1997-12-12 1999-11-02 Nortel Networks Corporation Multiple-tail transconductance switchable gain amplifer
JP3684861B2 (ja) * 1998-09-28 2005-08-17 松下電器産業株式会社 可変利得増幅器
FI106412B (fi) * 1998-11-10 2001-01-31 Nokia Mobile Phones Ltd Lineaarinen tehovahvistinjärjestely ja menetelmä sen käyttämiseksi
DE19854847C2 (de) * 1998-11-27 2003-07-31 Vishay Semiconductor Gmbh Verstärkeranordnung
US6288608B1 (en) * 2000-04-28 2001-09-11 International Business Machines Corporation Radio frequency power amplifier for a battery powered handset unit of a wireless communications system
JP2002344266A (ja) * 2001-05-18 2002-11-29 Matsushita Electric Ind Co Ltd 可変利得増幅器
DE10132800C1 (de) * 2001-07-06 2003-01-30 Infineon Technologies Ag Rauscharme Verstärkerschaltung

Also Published As

Publication number Publication date
DE10300431A1 (de) 2004-07-22
EP1581995A1 (en) 2005-10-05
CN100472960C (zh) 2009-03-25
KR101007579B1 (ko) 2011-01-14
MXPA05007301A (es) 2006-02-17
US20060125565A1 (en) 2006-06-15
CN1736022A (zh) 2006-02-15
EP1581995B1 (en) 2012-02-08
WO2004064250A1 (en) 2004-07-29
JP2006513615A (ja) 2006-04-20
US7286017B2 (en) 2007-10-23
KR20050093820A (ko) 2005-09-23
AU2003303699A1 (en) 2004-08-10

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