ZA954600B - Linear microwave power amplifier with supply power injection controlled by the modulation envelope - Google Patents

Linear microwave power amplifier with supply power injection controlled by the modulation envelope

Info

Publication number
ZA954600B
ZA954600B ZA954600A ZA954600A ZA954600B ZA 954600 B ZA954600 B ZA 954600B ZA 954600 A ZA954600 A ZA 954600A ZA 954600 A ZA954600 A ZA 954600A ZA 954600 B ZA954600 B ZA 954600B
Authority
ZA
South Africa
Prior art keywords
modulation envelope
power amplifier
linear microwave
injection controlled
supply power
Prior art date
Application number
ZA954600A
Other languages
English (en)
Inventor
Antonio Abbiati
Carlo Buoli
Daniele Riccardi
Original Assignee
Sits Soc It Telecom Siemens
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 Sits Soc It Telecom Siemens filed Critical Sits Soc It Telecom Siemens
Publication of ZA954600B publication Critical patent/ZA954600B/xx

Links

Classifications

    • 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
    • H03C—MODULATION
    • H03C5/00—Amplitude modulation and angle modulation produced simultaneously or at will by the same modulating 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
    • H03F1/02—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
    • H03F1/0211—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in transistor amplifiers with control of the supply voltage or current
    • H03F1/0244—Stepped control
    • 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
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/504—Indexing scheme relating to amplifiers the supply voltage or current being continuously controlled by a controlling signal, e.g. the controlling signal of a transistor implemented as variable resistor in a supply path for, an IC-block showed amplifier

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Amplifiers (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Microwave Amplifiers (AREA)
ZA954600A 1994-06-07 1995-06-05 Linear microwave power amplifier with supply power injection controlled by the modulation envelope ZA954600B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITMI941179A IT1270173B (it) 1994-06-07 1994-06-07 Amplificatore lineare di potenza a microonde con iniezione di potenza di alimentazione comandata dall'inviluppo di modlazione

Publications (1)

Publication Number Publication Date
ZA954600B true ZA954600B (en) 1996-12-23

Family

ID=11369063

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA954600A ZA954600B (en) 1994-06-07 1995-06-05 Linear microwave power amplifier with supply power injection controlled by the modulation envelope

Country Status (8)

Country Link
EP (1) EP0764362B1 (xx)
CN (1) CN1150504A (xx)
AU (1) AU2738095A (xx)
DE (1) DE69522223T2 (xx)
ES (1) ES2163515T3 (xx)
IT (1) IT1270173B (xx)
WO (1) WO1995034128A1 (xx)
ZA (1) ZA954600B (xx)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6028486A (en) * 1997-10-07 2000-02-22 Telefonaktiebolaget Lm Ericsson Method and apparatus for reducing power dissipation in multi-carrier amplifiers
IT1297358B1 (it) * 1997-12-24 1999-09-01 Cit Alcatel Circuito di amplificazione lineare di potenza ad alto rendimento per segnali con elevato rapporto tra potenza di picco e potenza media.
US6133792A (en) * 1998-09-17 2000-10-17 Telefonakteibolaget Lm Ericsson Method and apparatus for preventing power amplifier saturation
WO2000072546A1 (fr) * 1999-05-21 2000-11-30 Fujitsu Limited Appareil de transmission de signaux
US6157253A (en) * 1999-09-03 2000-12-05 Motorola, Inc. High efficiency power amplifier circuit with wide dynamic backoff range
US6839549B2 (en) * 2000-12-14 2005-01-04 Ericsson Inc. System and method of RF power amplification
DE10127571A1 (de) * 2001-05-30 2002-12-05 Deutsche Telekom Ag Verfahren und Anordnung für digitale Übertragung mit AM-Sendern
EP1658671A1 (en) 2003-06-16 2006-05-24 Paragon Communications Ltd. Method and apparatus for dynamically regulating the supply voltage of a power amplifier
NO321759B1 (no) * 2003-10-24 2006-07-03 Nera Asa Effektiv kraftforsyning for hurtigvarierende effektbehov
JP4497470B2 (ja) * 2004-09-17 2010-07-07 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 高周波電力増幅装置および送信装置
US7933570B2 (en) 2006-02-03 2011-04-26 Quantance, Inc. Power amplifier controller circuit
US8032097B2 (en) 2006-02-03 2011-10-04 Quantance, Inc. Amplitude error de-glitching circuit and method of operating
CN101401261B (zh) 2006-02-03 2012-11-21 匡坦斯公司 功率放大器控制器电路
US7869542B2 (en) 2006-02-03 2011-01-11 Quantance, Inc. Phase error de-glitching circuit and method of operating
US7761065B2 (en) 2006-02-03 2010-07-20 Quantance, Inc. RF power amplifier controller circuit with compensation for output impedance mismatch
US7917106B2 (en) 2006-02-03 2011-03-29 Quantance, Inc. RF power amplifier controller circuit including calibrated phase control loop
CN101379696B (zh) * 2006-02-10 2011-08-03 Nxp股份有限公司 功率放大器
JP5028966B2 (ja) * 2006-11-15 2012-09-19 日本電気株式会社 増幅器
US7466195B2 (en) 2007-05-18 2008-12-16 Quantance, Inc. Error driven RF power amplifier control with increased efficiency
US7783269B2 (en) 2007-09-20 2010-08-24 Quantance, Inc. Power amplifier controller with polar transmitter
US8014735B2 (en) 2007-11-06 2011-09-06 Quantance, Inc. RF power amplifier controlled by estimated distortion level of output signal of power amplifier
US7782134B2 (en) 2008-09-09 2010-08-24 Quantance, Inc. RF power amplifier system with impedance modulation
US8018277B2 (en) 2008-09-09 2011-09-13 Quantance, Inc. RF power amplifier system with impedance modulation
CN101409580B (zh) * 2008-10-30 2012-04-04 武汉虹信通信技术有限责任公司 一种gsm直放站的节能方法以及节能装置
US7777566B1 (en) 2009-02-05 2010-08-17 Quantance, Inc. Amplifier compression adjustment circuit
CN115377284A (zh) 2021-05-18 2022-11-22 联华电子股份有限公司 半导体装置

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE370300B (xx) * 1969-12-16 1974-10-07 Western Electric Co
JPS58111507A (ja) * 1981-12-25 1983-07-02 Nippon Gakki Seizo Kk 電力増幅器
US4462004A (en) * 1982-03-18 1984-07-24 At&T Bell Laboratories Dynamic class-4 FET amplifier

Also Published As

Publication number Publication date
ES2163515T3 (es) 2002-02-01
DE69522223D1 (de) 2001-09-20
ITMI941179A1 (it) 1995-12-07
EP0764362A1 (en) 1997-03-26
DE69522223T2 (de) 2002-05-23
ITMI941179A0 (it) 1994-06-07
IT1270173B (it) 1997-04-29
CN1150504A (zh) 1997-05-21
AU2738095A (en) 1996-01-04
WO1995034128A1 (en) 1995-12-14
EP0764362B1 (en) 2001-08-16

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