ATE470263T1 - Erhaltung der linearität eines isolatorfreien leistungsverstärkers durch dynamisches umschalten aktiver bauelemente - Google Patents

Erhaltung der linearität eines isolatorfreien leistungsverstärkers durch dynamisches umschalten aktiver bauelemente

Info

Publication number
ATE470263T1
ATE470263T1 AT03812660T AT03812660T ATE470263T1 AT E470263 T1 ATE470263 T1 AT E470263T1 AT 03812660 T AT03812660 T AT 03812660T AT 03812660 T AT03812660 T AT 03812660T AT E470263 T1 ATE470263 T1 AT E470263T1
Authority
AT
Austria
Prior art keywords
linearity
isolator
maintaining
amplified signal
power amplifier
Prior art date
Application number
AT03812660T
Other languages
English (en)
Inventor
Saleh Osman
Richard Keenan
Jaroslaw Lucek
Original Assignee
Nxp Bv
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 Nxp Bv filed Critical Nxp Bv
Application granted granted Critical
Publication of ATE470263T1 publication Critical patent/ATE470263T1/de

Links

Classifications

    • 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
    • H03F1/02—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation
    • H03F1/0205—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in transistor amplifiers
    • H03F1/0277—Selecting one or more amplifiers from a plurality of amplifiers
    • 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
    • H03F1/32—Modifications of amplifiers to reduce non-linear distortion
    • 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
    • H03F1/52—Circuit arrangements for protecting such amplifiers
    • 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
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/294—Indexing scheme relating to amplifiers the amplifier being a low noise amplifier [LNA]
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/372—Noise reduction and elimination in amplifier

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Amplifiers (AREA)
  • Microwave Amplifiers (AREA)
AT03812660T 2002-12-12 2003-12-10 Erhaltung der linearität eines isolatorfreien leistungsverstärkers durch dynamisches umschalten aktiver bauelemente ATE470263T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US43289602P 2002-12-12 2002-12-12
PCT/IB2003/005881 WO2004054095A1 (en) 2002-12-12 2003-12-10 Preserving linearity of an isolator-free power amplifier by dynamically switching active devices

Publications (1)

Publication Number Publication Date
ATE470263T1 true ATE470263T1 (de) 2010-06-15

Family

ID=32508009

Family Applications (1)

Application Number Title Priority Date Filing Date
AT03812660T ATE470263T1 (de) 2002-12-12 2003-12-10 Erhaltung der linearität eines isolatorfreien leistungsverstärkers durch dynamisches umschalten aktiver bauelemente

Country Status (8)

Country Link
US (1) US7408404B2 (de)
EP (1) EP1573904B1 (de)
JP (1) JP2006510256A (de)
CN (1) CN100505521C (de)
AT (1) ATE470263T1 (de)
AU (1) AU2003302801A1 (de)
DE (1) DE60332867D1 (de)
WO (1) WO2004054095A1 (de)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7899409B2 (en) * 2006-01-30 2011-03-01 Broadcom Corporation Apparatus for controlling impedance
JP4619314B2 (ja) * 2006-03-31 2011-01-26 ソニー・エリクソン・モバイルコミュニケーションズ株式会社 高周波電力増幅器および送信装置
CN102265509A (zh) * 2008-12-31 2011-11-30 Nxp股份有限公司 功率放大器保护
DE102011106234A1 (de) * 2011-06-27 2012-12-27 Tesat-Spacecom Gmbh & Co.Kg Verfahren und Vorrichtung zum Schutz eines Hochfrequenz-Leistungsverstärkers gegen Fehlabschluss
JP5342033B2 (ja) 2012-03-13 2013-11-13 株式会社東芝 デジタル振幅変調装置及びデジタル振幅変調装置の制御方法
CN103595357A (zh) * 2013-10-17 2014-02-19 天津大学 一种0.1～1.2GHz的CMOS超宽带射频功率放大器
US9379669B2 (en) 2014-05-14 2016-06-28 Telefonaktiebolaget Lm Ericsson (Publ) Method for class-B amplifier mismatch correction
TWI542141B (zh) * 2014-08-25 2016-07-11 Univ Nat Chi Nan RF power amplifier
US9866259B1 (en) * 2016-11-23 2018-01-09 Infineon Technologies Ag Transmitter/receiver module for millimeter wave 5G MIMO communication systems
US11689162B2 (en) 2020-08-21 2023-06-27 Samsung Electronics Co., Ltd. 24 to 30GHz wide band CMOS power amplifier with turn-off mode high impedance
US11855672B2 (en) 2022-02-16 2023-12-26 Motorola Solutions, Inc. Dynamic RFPA operating modes for a converged communication device

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JPS5428544A (en) * 1977-08-05 1979-03-03 Kokusai Electric Co Ltd Device for automatically matching impedance
JPS54111709A (en) * 1978-02-21 1979-09-01 Mitsubishi Electric Corp Automatic output control circuit
US4353037A (en) * 1980-08-11 1982-10-05 Motorola, Inc. Amplifier protection circuit
JPS58104011U (ja) * 1981-12-29 1983-07-15 三菱電機株式会社 送信機
US4859967A (en) * 1988-11-09 1989-08-22 Harris Corporation RF power amplifier protection
GB2233515B (en) * 1989-06-20 1993-12-15 Technophone Ltd Levelling control circuit
US5099203A (en) * 1990-06-05 1992-03-24 Continental Electronics Corporation Power amplifier having multiple switched stages and method of operating same
US5070309A (en) * 1991-01-28 1991-12-03 Harris Corporation RF power amplifier having improved amplifier protection
JP3131931B2 (ja) * 1992-03-13 2001-02-05 日本電信電話株式会社 高周波高出力増幅装置
AU681642B2 (en) * 1993-03-26 1997-09-04 Alps Electric Co., Ltd. Power amplifier bias control circuit and method
US5423082A (en) * 1993-06-24 1995-06-06 Motorola, Inc. Method for a transmitter to compensate for varying loading without an isolator
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JP2685003B2 (ja) * 1994-11-18 1997-12-03 日本電気株式会社 電力合成器
JPH08307159A (ja) * 1995-04-27 1996-11-22 Sony Corp 高周波増幅回路、送信装置、及び受信装置
US5712593A (en) * 1996-02-05 1998-01-27 Motorola, Inc. Linear power amplifier with distortion detection
DE19638129C2 (de) * 1996-09-18 2001-05-23 Siemens Ag Verfahren und Schaltungsanordnung zur Steuerung der Ausgangsleistung von Sendeendstufen
JPH10190378A (ja) * 1996-12-27 1998-07-21 Nec Corp 超高効率線形増幅器
US6069525A (en) * 1997-04-17 2000-05-30 Qualcomm Incorporated Dual-mode amplifier with high efficiency and high linearity
JP3281852B2 (ja) 1997-10-31 2002-05-13 三洋電機株式会社 増幅回路の保護回路
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JP3776632B2 (ja) * 1999-06-28 2006-05-17 Ｎｅｃネットワーク・センサ株式会社 電力増幅装置
US6362690B1 (en) * 2000-04-19 2002-03-26 Ophir Rf, Inc. System and method for closed loop VSWR correction and tuning in RF power amplifiers
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US7157966B2 (en) * 2004-12-17 2007-01-02 Fairchild Semiconductor Corporation Multi-mode power amplifier

Also Published As

Publication number Publication date
CN1723613A (zh) 2006-01-18
DE60332867D1 (de) 2010-07-15
WO2004054095A1 (en) 2004-06-24
AU2003302801A1 (en) 2004-06-30
US7408404B2 (en) 2008-08-05
EP1573904A1 (de) 2005-09-14
EP1573904B1 (de) 2010-06-02
US20070132510A1 (en) 2007-06-14
CN100505521C (zh) 2009-06-24
JP2006510256A (ja) 2006-03-23

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Legal Events

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