SE0300829L - Predistorsion av effektförstärkare - Google Patents

Predistorsion av effektförstärkare

Info

Publication number
SE0300829L
SE0300829L SE0300829A SE0300829A SE0300829L SE 0300829 L SE0300829 L SE 0300829L SE 0300829 A SE0300829 A SE 0300829A SE 0300829 A SE0300829 A SE 0300829A SE 0300829 L SE0300829 L SE 0300829L
Authority
SE
Sweden
Prior art keywords
look
filter
amplitude
filter tap
power amplifier
Prior art date
Application number
SE0300829A
Other languages
English (en)
Other versions
SE0300829D0 (sv
SE525221C2 (sv
Inventor
Leonard Rexberg
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
Priority to SE0300829A priority Critical patent/SE525221C2/sv
Publication of SE0300829D0 publication Critical patent/SE0300829D0/sv
Priority to PCT/SE2004/000321 priority patent/WO2004086607A1/en
Priority to AT04717919T priority patent/ATE519272T1/de
Priority to CNB2004800143508A priority patent/CN100477500C/zh
Priority to US10/549,569 priority patent/US7746955B2/en
Priority to EP04717919A priority patent/EP1611676B1/en
Publication of SE0300829L publication Critical patent/SE0300829L/sv
Publication of SE525221C2 publication Critical patent/SE525221C2/sv

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
    • H03F1/3258—Modifications of amplifiers to reduce non-linear distortion using predistortion circuits based on polynomial terms

Landscapes

  • Physics & Mathematics (AREA)
  • Algebra (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Pure & Applied Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
SE0300829A 2003-03-25 2003-03-25 Förförvrängare för effektförstärkare SE525221C2 (sv)

Priority Applications (6)

Application Number Priority Date Filing Date Title
SE0300829A SE525221C2 (sv) 2003-03-25 2003-03-25 Förförvrängare för effektförstärkare
PCT/SE2004/000321 WO2004086607A1 (en) 2003-03-25 2004-03-05 Power amplifier pre-distortion
AT04717919T ATE519272T1 (de) 2003-03-25 2004-03-05 Leistungsverstärker-vorverzerrung
CNB2004800143508A CN100477500C (zh) 2003-03-25 2004-03-05 功率放大器预失真器及其包括该预失真器的基站
US10/549,569 US7746955B2 (en) 2003-03-25 2004-03-05 Power amplifier pre-distortion
EP04717919A EP1611676B1 (en) 2003-03-25 2004-03-05 Power amplifier pre-distortion

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE0300829A SE525221C2 (sv) 2003-03-25 2003-03-25 Förförvrängare för effektförstärkare

Publications (3)

Publication Number Publication Date
SE0300829D0 SE0300829D0 (sv) 2003-03-25
SE0300829L true SE0300829L (sv) 2004-09-26
SE525221C2 SE525221C2 (sv) 2004-12-28

Family

ID=20290784

Family Applications (1)

Application Number Title Priority Date Filing Date
SE0300829A SE525221C2 (sv) 2003-03-25 2003-03-25 Förförvrängare för effektförstärkare

Country Status (6)

Country Link
US (1) US7746955B2 (sv)
EP (1) EP1611676B1 (sv)
CN (1) CN100477500C (sv)
AT (1) ATE519272T1 (sv)
SE (1) SE525221C2 (sv)
WO (1) WO2004086607A1 (sv)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7653147B2 (en) * 2005-08-17 2010-01-26 Intel Corporation Transmitter control
EP2005579A4 (en) 2006-04-10 2017-02-22 Telefonaktiebolaget LM Ericsson (publ) A method and apparatus for reducing frequency memory effects in rf power amplifiers
JP4835241B2 (ja) * 2006-04-11 2011-12-14 株式会社日立製作所 ディジタルプリディストーション送信機
US20070249290A1 (en) * 2006-04-24 2007-10-25 Sony Ericsson Mobile Communications Ab Adaptive pre-distortion
US7561857B2 (en) * 2006-08-30 2009-07-14 Infineon Technologies Ag Model network of a nonlinear circuitry
US7688138B2 (en) * 2008-03-24 2010-03-30 Harris Corporation Electronic device having a predistortion filter and related methods
EP2169837B1 (en) * 2008-09-29 2013-01-30 Telefonaktiebolaget LM Ericsson (publ) Technique for suppressing noise in a transmitter device
CN101459647B (zh) * 2009-01-09 2011-12-21 航天恒星科技有限公司 一种基于频带分割的开环数字基带预失真器及预失真方法
US8730786B2 (en) 2009-12-21 2014-05-20 Dali Systems Co. Ltd. Remote radio head unit system with wideband power amplifier and method
FR2954624B1 (fr) * 2009-12-23 2012-09-07 Thales Sa Dispositif de linearisation pour amplificateur de puissance.
US8204456B2 (en) 2010-09-15 2012-06-19 Fujitsu Semiconductor Limited Systems and methods for spurious emission cancellation
GB2490749A (en) * 2011-05-12 2012-11-14 Nokia Siemens Networks Oy Linearization of an RF power amplifier using a combined FIR-IIR amplifier model
KR101700725B1 (ko) * 2011-07-13 2017-01-31 노키아 솔루션스 앤드 네트웍스 오와이 비선형 증폭기를 위한 신호 전치왜곡
KR101952207B1 (ko) * 2011-10-04 2019-02-26 삼성전자 주식회사 동일하지 않은 지연수에 대한 절대 입력 신호의 합을 이용하는 디지털 전치 왜곡 장치 및 방법
JP6037493B2 (ja) * 2011-10-13 2016-12-07 株式会社日立国際電気 歪み補償回路および歪み補償回路と高周波電力増幅器を用いた送信装置
JP6098336B2 (ja) * 2012-09-25 2017-03-22 住友電気工業株式会社 歪補償装置および無線通信装置
CN103107967B (zh) 2013-01-25 2016-02-03 大唐移动通信设备有限公司 一种预失真系数的更新方法和***
US9577592B2 (en) * 2013-02-22 2017-02-21 Telefonaktiebolaget Lm Ericsson (Publ) Method and device for controlling a power amplifier configured to use nonlinearity correction and a power amplifier system
US20140250309A1 (en) * 2013-03-01 2014-09-04 Qualcomm Incorporated Predictive self calibrated power control
US20140333376A1 (en) * 2013-05-09 2014-11-13 King Fahd University Of Petroleum And Minerals Scalable digital predistortion system
US9379744B2 (en) 2014-09-16 2016-06-28 Honeywell International Inc. System and method for digital predistortion
JP6501323B2 (ja) * 2014-11-14 2019-04-17 華為技術有限公司Ｈｕａｗｅｉ Ｔｅｃｈｎｏｌｏｇｉｅｓ Ｃｏ．，Ｌｔｄ． アナログプリディストータコアモジュールおよびアナログプリディストータシステム
US9749161B1 (en) * 2016-02-23 2017-08-29 Nxp Usa, Inc. Fixed-point conjugate gradient digital pre-distortion (DPD) adaptation
US11476809B2 (en) * 2017-08-11 2022-10-18 Nokia Solutions And Networks Oy Polyphase digital signal predistortion in radio transmitter
US10469109B2 (en) * 2017-09-19 2019-11-05 Qualcomm Incorporated Predistortion for transmitter with array
US10396723B1 (en) 2018-03-30 2019-08-27 Northrop Grumman Systems Corporation Multirate, iterative, memory polynomial based modeling and pre-distortion of high bandwidth power amplifiers
US10985951B2 (en) 2019-03-15 2021-04-20 The Research Foundation for the State University Integrating Volterra series model and deep neural networks to equalize nonlinear power amplifiers
CN110535797B (zh) * 2019-08-23 2022-01-28 北京无极芯动科技有限公司 可重构数字预失真处理模块

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3356146A (en) * 1965-06-23 1967-12-05 Schlumberger Technology Corp Well logging tool
US4816914A (en) * 1987-01-07 1989-03-28 Pictel Corporation Method and apparatus for efficiently encoding and decoding image sequences
US5832022A (en) 1995-06-02 1998-11-03 Omnipoint Corporation Method and apparatus for controlling the modulation index of continuous phase modulated (CPM) signals
EP0813300A1 (en) 1996-06-12 1997-12-17 Loral Aerospace Corporation Signal conditioner with symbol addressed lookup table based transversal filters
US5923712A (en) * 1997-05-05 1999-07-13 Glenayre Electronics, Inc. Method and apparatus for linear transmission by direct inverse modeling
US5867065A (en) 1997-05-07 1999-02-02 Glenayre Electronics, Inc. Frequency selective predistortion in a linear transmitter
FI105506B (sv) 1998-04-30 2000-08-31 Nokia Networks Oy Lineariseringsförfarande för förstarkare och förstärkararrangemang
US6404823B1 (en) 1998-07-01 2002-06-11 Conexant Systems, Inc. Envelope feedforward technique with power control for efficient linear RF power amplification
US6275685B1 (en) 1998-12-10 2001-08-14 Nortel Networks Limited Linear amplifier arrangement
US7397850B2 (en) * 1999-02-18 2008-07-08 Easley Mathew F Reciprocal index lookup for BTSC compatible coefficients
US6614854B1 (en) * 1999-05-28 2003-09-02 Carriercomm, Inc. System and method for adaptive predistortion
US6356146B1 (en) * 1999-07-13 2002-03-12 Pmc-Sierra, Inc. Amplifier measurement and modeling processes for use in generating predistortion parameters
GB2376613B (en) 2001-06-15 2005-01-05 Wireless Systems Int Ltd Methods and apparatus for signal distortion correction
US7269231B2 (en) * 2002-05-31 2007-09-11 Lucent Technologies Inc. System and method for predistorting a signal using current and past signal samples

Also Published As

Publication number Publication date
ATE519272T1 (de) 2011-08-15
EP1611676A1 (en) 2006-01-04
CN100477500C (zh) 2009-04-08
US20060133536A1 (en) 2006-06-22
CN1795607A (zh) 2006-06-28
SE0300829D0 (sv) 2003-03-25
WO2004086607A1 (en) 2004-10-07
US7746955B2 (en) 2010-06-29
SE525221C2 (sv) 2004-12-28
EP1611676B1 (en) 2011-08-03

Similar Documents

Publication Publication Date Title
SE0300829L (sv) Predistorsion av effektförstärkare
Hammi et al. Twin nonlinear two-box models for power amplifiers and transmitters exhibiting memory effects with application to digital predistortion
ATE275301T1 (de) Linearisierung für verstärkerund verstärkervorrichtung
CN101416382B (zh) 用于减少rf功率放大器中的频率记忆效应的方法和设备
EP1914885A4 (en) POWER AMPLIFIER WITH DISTURBANCE COMPENSATION CIRCUIT
WO2005069897A3 (en) Wideband enhanced digital injection predistortion system and method
EP1723725A4 (en) DIGITAL PRECURSORING SYSTEM AND METHOD FOR LINEARIZING AN RF POWER AMPLIFIER WITH NONLINEAR AMPLIFIER CHARACTERISTICS AND STORAGE EFFECTS
DE602005006825D1 (de) Tabellenerstellung für willkürliche wellenformvorverzerrung
EP2837093B1 (en) Digital predistorter (dpd) structure based on dynamic deviation reduction (ddr)-based volterra series
SE0103745D0 (sv) Digital Linearization Circuit
WO2005091865A3 (en) Digital predistortion system and method for high efficiency trasmitters
AU1025401A (en) Adaptive linearization of power amplifiers
WO2005094537A3 (en) Model based distortion reduction for power amplifiers
EP1583227A4 (en) DOHERTY AMPLIFIER
DE60327267D1 (de) Leistungsverstärker-vorverzerrung
WO2016078038A1 (zh) 一种预失真处理的装置及方法
WO2007001720A3 (en) Apparatus for removing distortions created by an amplifier
WO2008064492A1 (en) Nonlinear behavior models and methods for use thereof in wireless radio systems
DK1258079T3 (da) System til forforvrængning af et indgangssignal til en effektforstærker under anvendelse af ikke-ortogonale koordinater
AU2003215998A1 (en) An implementation method for pre-distortion of non-linear devices
AU7307800A (en) Method for linearising a high-frequency amplifier
WO2001058008A3 (en) Distortion reduction
WO2002045258A3 (en) Method of linearising a signal
Rahman et al. Switched mode power amplifier linearization using digital predistortion
CN101808062A (zh) 数字预失真处理电路、方法、功率放大装置及直放站