DE602005006825D1 - Tabellenerstellung für willkürliche wellenformvorverzerrung - Google Patents

Tabellenerstellung für willkürliche wellenformvorverzerrung

Info

Publication number
DE602005006825D1
DE602005006825D1 DE602005006825T DE602005006825T DE602005006825D1 DE 602005006825 D1 DE602005006825 D1 DE 602005006825D1 DE 602005006825 T DE602005006825 T DE 602005006825T DE 602005006825 T DE602005006825 T DE 602005006825T DE 602005006825 D1 DE602005006825 D1 DE 602005006825D1
Authority
DE
Germany
Prior art keywords
phase
amplitude
predistortion
measured
determined
Prior art date
Legal status (The legal status 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 status listed.)
Active
Application number
DE602005006825T
Other languages
English (en)
Inventor
Per-Olof Brandt
Jonas Persson
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Telefonaktiebolaget LM Ericsson AB
Original Assignee
Telefonaktiebolaget LM Ericsson AB
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 Telefonaktiebolaget LM Ericsson AB filed Critical Telefonaktiebolaget LM Ericsson AB
Publication of DE602005006825D1 publication Critical patent/DE602005006825D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • 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
    • H03F1/3282—Acting on the phase and the amplitude of the input signal
    • H03F1/3288—Acting on the phase and the amplitude of the input signal to compensate phase shift as a function of the amplitude
    • 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
    • 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
    • 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
    • H03F2201/3233—Adaptive predistortion using lookup table, e.g. memory, RAM, ROM, LUT, to generate the predistortion

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Amplifiers (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Investigating Or Analysing Biological Materials (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
  • Chemical And Physical Treatments For Wood And The Like (AREA)
  • Transmitters (AREA)
DE602005006825T 2004-10-06 2005-09-26 Tabellenerstellung für willkürliche wellenformvorverzerrung Active DE602005006825D1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US61649304P 2004-10-06 2004-10-06
US11/168,404 US7330073B2 (en) 2004-10-06 2005-06-29 Arbitrary waveform predistortion table generation
PCT/EP2005/010374 WO2006037502A1 (en) 2004-10-06 2005-09-26 Arbitrary waveform predistortion table generation

Publications (1)

Publication Number Publication Date
DE602005006825D1 true DE602005006825D1 (de) 2008-06-26

Family

ID=35355411

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602005006825T Active DE602005006825D1 (de) 2004-10-06 2005-09-26 Tabellenerstellung für willkürliche wellenformvorverzerrung

Country Status (11)

Country Link
US (1) US7330073B2 (de)
EP (1) EP1797639B1 (de)
JP (1) JP4801079B2 (de)
KR (1) KR101120072B1 (de)
CN (1) CN101133550B (de)
AT (1) ATE395744T1 (de)
DE (1) DE602005006825D1 (de)
ES (1) ES2306221T3 (de)
HK (1) HK1117951A1 (de)
PL (1) PL1797639T3 (de)
WO (1) WO2006037502A1 (de)

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US7991071B2 (en) 2002-05-16 2011-08-02 Rf Micro Devices, Inc. AM to PM correction system for polar modulator
US7801244B2 (en) * 2002-05-16 2010-09-21 Rf Micro Devices, Inc. Am to AM correction system for polar modulator
US7551686B1 (en) 2004-06-23 2009-06-23 Rf Micro Devices, Inc. Multiple polynomial digital predistortion
US7529523B1 (en) 2004-08-23 2009-05-05 Rf Micro Devices, Inc. N-th order curve fit for power calibration in a mobile terminal
US8224265B1 (en) * 2005-06-13 2012-07-17 Rf Micro Devices, Inc. Method for optimizing AM/AM and AM/PM predistortion in a mobile terminal
US7877060B1 (en) * 2006-02-06 2011-01-25 Rf Micro Devices, Inc. Fast calibration of AM/PM pre-distortion
US7962108B1 (en) 2006-03-29 2011-06-14 Rf Micro Devices, Inc. Adaptive AM/PM compensation
US7860466B2 (en) * 2006-06-04 2010-12-28 Samsung Electro-Mechanics Company, Ltd. Systems, methods, and apparatuses for linear polar transmitters
US7873331B2 (en) * 2006-06-04 2011-01-18 Samsung Electro-Mechanics Company, Ltd. Systems, methods, and apparatuses for multi-path orthogonal recursive predistortion
US7518445B2 (en) * 2006-06-04 2009-04-14 Samsung Electro-Mechanics Company, Ltd. Systems, methods, and apparatuses for linear envelope elimination and restoration transmitters
US7689182B1 (en) 2006-10-12 2010-03-30 Rf Micro Devices, Inc. Temperature compensated bias for AM/PM improvement
US8009762B1 (en) * 2007-04-17 2011-08-30 Rf Micro Devices, Inc. Method for calibrating a phase distortion compensated polar modulated radio frequency transmitter
US8170819B2 (en) * 2007-04-26 2012-05-01 Qualcomm, Incorporated Systems and methods for measuring non-linear characteristics of a power amplifier
US7983359B2 (en) * 2008-02-07 2011-07-19 Pine Valley Investments, Inc. Synchronization techniques for polar transmitters
US8233852B2 (en) * 2008-04-04 2012-07-31 Pine Valley Investments, Inc. Calibration techniques for non-linear devices
US7772936B2 (en) * 2008-04-04 2010-08-10 Broadcom Corporation Polar feedback architecture
US8131233B2 (en) * 2008-09-30 2012-03-06 Panasonic Corporation Time alignment methods and apparatus for polar modulation transmitters
JP2012509614A (ja) * 2008-11-11 2012-04-19 アクシス ネットワーク テクノロジー リミテッド． リソースの効率的なアダプティブ・デジタル前置補償システム
US8489042B1 (en) 2009-10-08 2013-07-16 Rf Micro Devices, Inc. Polar feedback linearization
US8705654B1 (en) * 2009-10-08 2014-04-22 Rf Micro Devices, Inc. Measuring phase shift in a radio frequency power amplifier
JP2011188093A (ja) * 2010-03-05 2011-09-22 Nec Corp Ｏｆｄｍ変調器
US8610499B2 (en) 2011-04-11 2013-12-17 Auriga Measurement Systems, LLC Radio frequency (RF) amplifier utilizing a predistortion circuit and related techniques
JP2013021617A (ja) * 2011-07-13 2013-01-31 Toshiba Corp 送信装置とその励振器および歪み補償方法
CN102710323B (zh) 2012-05-11 2015-06-03 中兴通讯股份有限公司 一种波长标签冲突检测方法及装置及波长标签接收设备
US20140250309A1 (en) * 2013-03-01 2014-09-04 Qualcomm Incorporated Predictive self calibrated power control
JP6081265B2 (ja) * 2013-03-28 2017-02-15 日本無線株式会社 受信装置、ノイズ補正方法
CN103823120A (zh) * 2014-03-10 2014-05-28 北京航空航天大学 一种任意波形失真度的确定方法
US9300333B2 (en) * 2014-08-01 2016-03-29 Apple Inc. Methods for computing predistortion values for wireless systems
KR102426706B1 (ko) * 2020-11-04 2022-07-27 국방과학연구소 영상 레이더 및 영상 레이더의 첩 신호 보상 방법

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JP3268135B2 (ja) * 1994-09-06 2002-03-25 株式会社日立国際電気 無線機
FR2746564B1 (fr) * 1996-03-22 1998-06-05 Matra Communication Procede pour corriger des non-linearites d'un amplificateur, et emetteur radio mettant en oeuvre un tel procede
FR2752313B1 (fr) * 1996-08-07 1998-11-13 Alcatel Telspace Procede et dispositif de modelisation des caracteristiques am/am et am/pm d'un amplificateur, et procede de predistorsion correspondant
US6072364A (en) * 1997-06-17 2000-06-06 Amplix Adaptive digital predistortion for power amplifiers with real time modeling of memoryless complex gains
US6275685B1 (en) 1998-12-10 2001-08-14 Nortel Networks Limited Linear amplifier arrangement
JP3866875B2 (ja) * 1999-03-19 2007-01-10 富士通株式会社 エンベロープ検出型リニアライザ装置及び該リニアライザ装置に用いられる歪み補償更新方法
US6366177B1 (en) * 2000-02-02 2002-04-02 Tropian Inc. High-efficiency power modulators
US6489846B2 (en) 2000-05-25 2002-12-03 Sony Corporation Distortion compensating device and distortion compensating method
US6304140B1 (en) * 2000-06-12 2001-10-16 Motorola, Inc. Digital predistortion for amplifiers
US7145962B2 (en) * 2000-08-04 2006-12-05 Lg-Nortel Co., Ltd. Predistortion digital linearizer and gain controlling method thereof
US7068984B2 (en) * 2001-06-15 2006-06-27 Telefonaktiebolaget Lm Ericsson (Publ) Systems and methods for amplification of a communication signal
US20030058959A1 (en) * 2001-09-25 2003-03-27 Caly Networks. Combined digital adaptive pre-distorter and pre-equalizer system for modems in link hopping radio networks
SE520466C2 (sv) 2001-11-12 2003-07-15 Ericsson Telefon Ab L M Metod och anordning vid en digital linjäriseringskoppling
JP3949449B2 (ja) * 2001-12-26 2007-07-25 三菱電機株式会社 プレディストータ、低歪増幅器および歪補償方法
JP2003273663A (ja) * 2002-03-15 2003-09-26 Hitachi Ltd プリディストーション型増幅装置
US6885241B2 (en) * 2002-03-26 2005-04-26 Her Majesty The Queen In Right Of Canada, As Represented By The Minister Of Industry Type-based baseband predistorter function estimation technique for non-linear circuits
JP3874688B2 (ja) * 2002-03-29 2007-01-31 富士通株式会社 歪補償装置
US6801086B1 (en) * 2002-04-03 2004-10-05 Andrew Corporation Adaptive digital pre-distortion using amplifier model that incorporates frequency-dependent non-linearities
US7801244B2 (en) * 2002-05-16 2010-09-21 Rf Micro Devices, Inc. Am to AM correction system for polar modulator
GB2388983B (en) 2002-05-24 2006-06-28 Wireless Systems Int Ltd Predistortion Control
JP2004015660A (ja) * 2002-06-10 2004-01-15 Mitsubishi Electric Corp 歪補償器
US6642786B1 (en) * 2002-08-15 2003-11-04 Electronics And Telecommunications Research Institute Piecewise polynomial predistortion method and apparatus for compensating nonlinear distortion of high power amplifier
JP2004104401A (ja) * 2002-09-09 2004-04-02 Hitachi Kokusai Electric Inc 歪補償増幅装置
EP1455444B1 (de) 2003-01-13 2013-10-16 TELEFONAKTIEBOLAGET LM ERICSSON (publ) Senderschaltung
US7555057B2 (en) * 2003-01-17 2009-06-30 Texas Instruments Incorporated Predistortion calibration in a transceiver assembly
US20040142667A1 (en) * 2003-01-21 2004-07-22 Lochhead Donald Laird Method of correcting distortion in a power amplifier
US7129778B2 (en) * 2003-07-23 2006-10-31 Northrop Grumman Corporation Digital cross cancellation system

Also Published As

Publication number Publication date
WO2006037502A1 (en) 2006-04-13
ES2306221T3 (es) 2008-11-01
US20060071711A1 (en) 2006-04-06
JP2008516489A (ja) 2008-05-15
US7330073B2 (en) 2008-02-12
KR101120072B1 (ko) 2012-02-22
HK1117951A1 (en) 2009-01-23
KR20070060071A (ko) 2007-06-12
CN101133550B (zh) 2010-09-29
ATE395744T1 (de) 2008-05-15
PL1797639T3 (pl) 2008-11-28
EP1797639A1 (de) 2007-06-20
EP1797639B1 (de) 2008-05-14
JP4801079B2 (ja) 2011-10-26
CN101133550A (zh) 2008-02-27

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Legal Events

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