ATE473549T1 - Verfahren zum kompensieren von signalverzerrungen in zusammengesetzten verstärkern - Google Patents

Verfahren zum kompensieren von signalverzerrungen in zusammengesetzten verstärkern

Info

Publication number
ATE473549T1
ATE473549T1 AT06717146T AT06717146T ATE473549T1 AT E473549 T1 ATE473549 T1 AT E473549T1 AT 06717146 T AT06717146 T AT 06717146T AT 06717146 T AT06717146 T AT 06717146T AT E473549 T1 ATE473549 T1 AT E473549T1
Authority
AT
Austria
Prior art keywords
compensating signal
signal distortions
composite amplifiers
composite
amplifiers
Prior art date
Application number
AT06717146T
Other languages
English (en)
Inventor
Tony Fonden
Richard Hellberg
Mats Klingberg
Spendim Dalipi
Original Assignee
Ericsson Telefon Ab L M
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 Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Application granted granted Critical
Publication of ATE473549T1 publication Critical patent/ATE473549T1/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
    • H03F1/26—Modifications of amplifiers to reduce influence of noise generated by amplifying elements
    • 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
    • H03F1/0288—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in transistor amplifiers using a main and one or several auxiliary peaking amplifiers whereby the load is connected to the main amplifier using an impedance inverter, e.g. Doherty 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
    • H03F1/02—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
    • H03F1/0294—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in transistor amplifiers using vector summing of two or more constant amplitude phase-modulated signals
    • 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
    • H03F1/32—Modifications of amplifiers to reduce non-linear distortion
    • H03F1/3241—Modifications of amplifiers to reduce non-linear distortion using predistortion circuits
    • H03F1/3252—Modifications of amplifiers to reduce non-linear distortion using predistortion circuits using multiple parallel paths between input and output
    • 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
    • H03F1/3294—Acting on the real and imaginary components of the input signal
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/228—A measuring circuit being coupled to the input of an amplifier
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/321—Use of a microprocessor in an amplifier circuit or its control circuit
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/336—A I/Q, i.e. phase quadrature, modulator or demodulator being used in an amplifying circuit
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/393—A measuring circuit being coupled to the output of an amplifier
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/78—A comparator being used in a controlling circuit of an amplifier

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Amplifiers (AREA)
AT06717146T 2006-04-10 2006-04-10 Verfahren zum kompensieren von signalverzerrungen in zusammengesetzten verstärkern ATE473549T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/SE2006/050067 WO2007117189A1 (en) 2006-04-10 2006-04-10 A method for compensating signal distortions in composite amplifiers

Publications (1)

Publication Number Publication Date
ATE473549T1 true ATE473549T1 (de) 2010-07-15

Family

ID=38581385

Family Applications (1)

Application Number Title Priority Date Filing Date
AT06717146T ATE473549T1 (de) 2006-04-10 2006-04-10 Verfahren zum kompensieren von signalverzerrungen in zusammengesetzten verstärkern

Country Status (7)

Country Link
US (2) US8442460B2 (de)
EP (1) EP2005580B1 (de)
JP (1) JP5275973B2 (de)
CN (1) CN101416383B (de)
AT (1) ATE473549T1 (de)
DE (1) DE602006015363D1 (de)
WO (1) WO2007117189A1 (de)

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CN103039012A (zh) * 2009-12-09 2013-04-10 爱立信(中国)通信有限公司 实时补偿远程无线电单元中滤波器单元的频率响应的方法和装置
US8174322B2 (en) * 2010-05-04 2012-05-08 Nxp B.V. Power control of reconfigurable outphasing chireix amplifiers and methods
US8477857B2 (en) * 2011-05-09 2013-07-02 Panasonic Corporation Efficient cartesian transmitter using signal combiner
US9024690B2 (en) * 2011-07-11 2015-05-05 Rpx Clearinghouse Llc Amplifier linearization using non-standard feedback
US8649744B2 (en) * 2011-09-08 2014-02-11 Alcatel Lucent Radio-frequency transmitter, such as for broadcasting and cellular base stations
EP2658116A1 (de) * 2012-04-23 2013-10-30 Alcatel-Lucent Verstärkerschaltung
JP5906967B2 (ja) 2012-06-29 2016-04-20 富士通株式会社 歪補償装置および歪補償方法
US20140029683A1 (en) 2012-07-26 2014-01-30 Telefonaktiebolaget L M Ericsson (Publ) Multi-Band Observation Receiver
JP5853905B2 (ja) 2012-08-20 2016-02-09 富士通株式会社 Ｌｉｎｃ電力増幅器
US9077440B2 (en) 2013-01-04 2015-07-07 Telefonaktiebolaget L M Ericsson (Publ) Digital suppression of transmitter intermodulation in receiver
US8995932B2 (en) 2013-01-04 2015-03-31 Telefonaktiebolaget L M Ericsson (Publ) Transmitter noise suppression in receiver
US8952754B2 (en) * 2013-03-15 2015-02-10 Imagine Communications Corp. Linearization of heterogeneous power amplifier systems
US8952758B2 (en) * 2013-04-23 2015-02-10 Freescale Semiconductor, Inc. Amplifier using nonlinear drivers
JP2015002538A (ja) 2013-06-18 2015-01-05 富士通株式会社 増幅装置
CN105830352B (zh) * 2013-12-20 2020-10-20 瑞典爱立信有限公司 发射器和接收器的公共观察接收器的方法和设备
WO2015139746A1 (en) 2014-03-19 2015-09-24 Telefonaktiebolaget L M Ericsson (Publ) Amplifier circuit and method
US9866190B2 (en) * 2014-04-03 2018-01-09 Telefonaktiebolaget Lm Ericsson (Publ) Multi-stage amplifiers with low loss
US9425837B1 (en) * 2015-09-25 2016-08-23 Qualcomm Incorporated Adaptive feed-forward power amplifier linearization methods using adaptive filters
JP2018026690A (ja) * 2016-08-09 2018-02-15 富士通株式会社 増幅装置
EP3297157B1 (de) 2016-09-14 2020-11-04 Rohde & Schwarz GmbH & Co. KG Konstruktionsverfahren für mehrwegeverstärker sowie mehrwegeverstärker
US10998860B2 (en) 2017-03-21 2021-05-04 Nec Corporation Amplification apparatus and amplification method
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JP7281932B2 (ja) * 2019-03-22 2023-05-26 古河電気工業株式会社 増幅装置
EP4113830B1 (de) * 2020-03-27 2024-11-27 Mitsubishi Electric Corporation Amplituden-/phasenregler, amplituden-/phasenregelungsverfahren, verstärkungsvorrichtung und funksender
US11689166B2 (en) 2021-02-04 2023-06-27 Analog Devices International Unlimited Company Circuitry for reducing distortion over a wide frequency range
US12451912B2 (en) 2023-03-10 2025-10-21 Analog Devices International Unlimited Company Generalized digital compensator for wireless systems
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Also Published As

Publication number Publication date
DE602006015363D1 (de) 2010-08-19
WO2007117189A1 (en) 2007-10-18
US8442460B2 (en) 2013-05-14
US20130321075A1 (en) 2013-12-05
EP2005580B1 (de) 2010-07-07
WO2007117189A8 (en) 2007-12-27
EP2005580A1 (de) 2008-12-24
US20090163154A1 (en) 2009-06-25
CN101416383B (zh) 2011-05-18
CN101416383A (zh) 2009-04-22
JP5275973B2 (ja) 2013-08-28
US8903336B2 (en) 2014-12-02
JP2009533947A (ja) 2009-09-17

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