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SG11201400984WA - Systems and methods for adaptive power amplifier linearization - Google Patents

Systems and methods for adaptive power amplifier linearization

Info

Publication number
SG11201400984WA
SG11201400984WA SG11201400984WA SG11201400984WA SG11201400984WA SG 11201400984W A SG11201400984W A SG 11201400984WA SG 11201400984W A SG11201400984W A SG 11201400984WA SG 11201400984W A SG11201400984W A SG 11201400984WA SG 11201400984W A SG11201400984W A SG 11201400984WA
Authority
SG
Singapore
Prior art keywords
systems
methods
power amplifier
adaptive power
amplifier linearization
Prior art date
Application number
SG11201400984WA
Inventor
Frank S Matsumoto
Youming Qin
Original Assignee
Aviat Networks Inc
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 Aviat Networks Inc filed Critical Aviat Networks Inc
Publication of SG11201400984WA publication Critical patent/SG11201400984WA/en

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
    • H03F1/32—Modifications of amplifiers to reduce non-linear distortion
    • H03F1/3241—Modifications of amplifiers to reduce non-linear distortion using predistortion circuits
    • H03F1/3247—Modifications of amplifiers to reduce non-linear distortion using predistortion circuits using feedback acting on predistortion circuits
    • 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
    • H03F3/20—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers
    • H03F3/21—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers with semiconductor devices only
    • H03F3/211—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers with semiconductor devices only using a combination of several amplifiers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/20—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers
    • H03F3/24—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers of transmitter output stages
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/204—A hybrid coupler being used at the output of an amplifier circuit
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/207—A hybrid coupler being used as power measuring circuit at the output of an amplifier circuit
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/387—A circuit being added at the output of an amplifier to adapt the output impedance of the amplifier
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/405—Indexing scheme relating to amplifiers the output amplifying stage of an amplifier comprising more than three power stages
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/408—Indexing scheme relating to amplifiers the output amplifying stage of an amplifier comprising three power stages
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/411—Indexing scheme relating to amplifiers the output amplifying stage of an amplifier comprising two power stages
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2201/00—Indexing scheme relating to details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements covered by H03F1/00
    • H03F2201/32—Indexing scheme relating to modifications of amplifiers to reduce non-linear distortion
    • H03F2201/3227—Adaptive predistortion based on amplitude, envelope or power level feedback from the output of the main amplifier

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Amplifiers (AREA)
SG11201400984WA 2011-09-30 2012-10-01 Systems and methods for adaptive power amplifier linearization SG11201400984WA (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201161541894P 2011-09-30 2011-09-30
PCT/US2012/058352 WO2013049843A1 (en) 2011-09-30 2012-10-01 Systems and methods for adaptive power amplifier linearization

Publications (1)

Publication Number Publication Date
SG11201400984WA true SG11201400984WA (en) 2014-04-28

Family

ID=47992001

Family Applications (1)

Application Number Title Priority Date Filing Date
SG11201400984WA SG11201400984WA (en) 2011-09-30 2012-10-01 Systems and methods for adaptive power amplifier linearization

Country Status (7)

Country Link
US (2) US8766718B2 (en)
EP (1) EP2761739B1 (en)
CN (1) CN103959643A (en)
MY (1) MY164099A (en)
SG (1) SG11201400984WA (en)
SI (1) SI2761739T1 (en)
WO (1) WO2013049843A1 (en)

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US9998200B2 (en) 2013-06-20 2018-06-12 Aviat U.S., Inc. Systems and methods for a fronthaul network
US11265118B2 (en) * 2013-06-26 2022-03-01 Maxlinear Asia Singapore Private Limited Spectrum analyzer integrated in a point-to-point outdoor unit
US20150092825A1 (en) * 2013-09-27 2015-04-02 Qualcomm Incorporated Self-test using internal feedback for transmit signal quality estimation
US8718178B1 (en) * 2013-11-08 2014-05-06 Qualcomm Incorporated Selection of non-linear interference cancelation (NLIC) input
EP2983454B1 (en) 2014-08-08 2019-02-27 Nxp B.V. Single tone RF signal generator
CN107258074A (en) * 2014-12-19 2017-10-17 中兴通讯股份有限公司 The digital microwave radio system of efficient power output synthesis
WO2016187055A1 (en) * 2015-05-15 2016-11-24 Crocus Technology Inc. Mram-based pre-distortion linearization and amplification circuits
US10116340B2 (en) * 2016-01-28 2018-10-30 Texas Instruments Incorporated Wideband low distortion power amplifier
US10693509B1 (en) * 2019-10-02 2020-06-23 Analog Devices International Unlimited Company Digital predistortion with power-specific capture selection

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* Cited by examiner, † Cited by third party
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US5260670A (en) 1992-01-16 1993-11-09 Tektronix, Inc. Equivalent time sampler using an oscillator
US5430893A (en) 1993-08-11 1995-07-04 At&T Corp. Radio receiver with increased dynamic range
RU2142670C1 (en) * 1995-11-16 1999-12-10 Самсунг Электроникс Ко., Лтд. Device for linear power amplification
US5604462A (en) * 1995-11-17 1997-02-18 Lucent Technologies Inc. Intermodulation distortion detection in a power shared amplifier network
KR20010056500A (en) * 1999-12-15 2001-07-04 서평원 Distortion component detector in power amplifier
US6590449B2 (en) * 2000-05-30 2003-07-08 Matsushita Electric Industrial Co., Ltd. Predistortion circuit, low-distortion power amplifier, and control methods therefor
JP3851758B2 (en) * 2000-06-14 2006-11-29 富士通株式会社 Amplification equipment
JP2002064340A (en) 2000-08-14 2002-02-28 Matsushita Electric Ind Co Ltd High frequency power amplifier
US6359508B1 (en) * 2000-08-17 2002-03-19 Spectrian Corporation Distortion detection apparatus for controlling predistortion, carrier cancellation and feed-forward cancellation in linear RF power amplifiers
JP2002111397A (en) * 2000-09-29 2002-04-12 Sony Corp Distortion compensator and distortion compensation method
JP2002368547A (en) * 2001-06-11 2002-12-20 Hitachi Kokusai Electric Inc Distortion improving circuit
JP3805221B2 (en) * 2001-09-18 2006-08-02 株式会社日立国際電気 Distortion compensation device
JP3796204B2 (en) * 2002-07-31 2006-07-12 松下電器産業株式会社 Multi-carrier transmission signal peak suppression method and multi-carrier transmission signal generation circuit having peak suppression function
US7170342B2 (en) * 2002-12-10 2007-01-30 Ntt Docomo, Inc. Linear power amplification method and linear power amplifier
JP4598414B2 (en) 2004-02-27 2010-12-15 株式会社エヌ・ティ・ティ・ドコモ Control method and apparatus for power series predistorter
WO2007046370A1 (en) * 2005-10-17 2007-04-26 Hitachi Kokusai Electric Inc. Non-linear distortion detection method and distortion compensation amplification device
EP2132872B1 (en) * 2007-03-30 2018-11-28 Apple Inc. Amplifier pre-distortion systems and methods
US8867651B2 (en) 2010-09-30 2014-10-21 Aviat U.S., Inc. Systems and methods for providing signals of multiple active wireless transmitters
US8520773B2 (en) * 2012-02-01 2013-08-27 Telefonaktiebolaget L M Ericsson (Publ) Power amplifier digital predistortion system for concurrent dual band inputs

Also Published As

Publication number Publication date
US8766718B2 (en) 2014-07-01
EP2761739A4 (en) 2015-06-10
MY164099A (en) 2017-11-30
EP2761739A1 (en) 2014-08-06
SI2761739T1 (en) 2019-12-31
US20130082775A1 (en) 2013-04-04
US9154085B2 (en) 2015-10-06
CN103959643A (en) 2014-07-30
WO2013049843A1 (en) 2013-04-04
US20140306757A1 (en) 2014-10-16
EP2761739B1 (en) 2019-08-07

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