ATE519272T1 - Leistungsverstärker-vorverzerrung - Google Patents

Leistungsverstärker-vorverzerrung

Info

Publication number
ATE519272T1
ATE519272T1 AT04717919T AT04717919T ATE519272T1 AT E519272 T1 ATE519272 T1 AT E519272T1 AT 04717919 T AT04717919 T AT 04717919T AT 04717919 T AT04717919 T AT 04717919T AT E519272 T1 ATE519272 T1 AT E519272T1
Authority
AT
Austria
Prior art keywords
look
filter
amplitude
filter tap
power amplifier
Prior art date
Application number
AT04717919T
Other languages
English (en)
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
Application granted granted Critical
Publication of ATE519272T1 publication Critical patent/ATE519272T1/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
    • H03F1/32—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)
AT04717919T 2003-03-25 2004-03-05 Leistungsverstärker-vorverzerrung ATE519272T1 (de)

Applications Claiming Priority (2)

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

Publications (1)

Publication Number Publication Date
ATE519272T1 true ATE519272T1 (de) 2011-08-15

Family

ID=20290784

Family Applications (1)

Application Number Title Priority Date Filing Date
AT04717919T ATE519272T1 (de) 2003-03-25 2004-03-05 Leistungsverstärker-vorverzerrung

Country Status (6)

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

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
CN101416382B (zh) 2006-04-10 2011-05-25 艾利森电话股份有限公司 用于减少rf功率放大器中的频率记忆效应的方法和设备
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 (de) * 2008-09-29 2013-01-30 Telefonaktiebolaget LM Ericsson (publ) Verfahren zur Geräuschunterdrückung in einer Übertragungsvorrichtung
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
JP5761646B2 (ja) * 2009-12-21 2015-08-12 ダリ システムズ カンパニー リミテッド 変調アグノスティック（ａｇｎｏｓｔｉｃ）デジタルハイブリッドモード電力増幅器のシステム及び方法
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
CN107078980B (zh) * 2014-11-14 2020-08-25 华为技术有限公司 一种模拟预失真器核心模块及模拟预失真器***
US9749161B1 (en) * 2016-02-23 2017-08-29 Nxp Usa, Inc. Fixed-point conjugate gradient digital pre-distortion (DPD) adaptation
CN111108685B (zh) * 2017-08-11 2023-12-26 诺基亚通信公司 无线电传输器中的多相数字信号预失真
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 (de) 1996-06-12 1997-12-17 Loral Aerospace Corporation Signalformgeber mit symboladressierten nachschlagetabellebasierten transversalen Filtern
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 (fi) 1998-04-30 2000-08-31 Nokia Networks Oy Vahvistimen linearisointimenetelmä ja vahvistinjärjestely
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
CN1795607A (zh) 2006-06-28
US7746955B2 (en) 2010-06-29
SE0300829L (sv) 2004-09-26
WO2004086607A1 (en) 2004-10-07
EP1611676A1 (de) 2006-01-04
CN100477500C (zh) 2009-04-08
SE0300829D0 (sv) 2003-03-25
SE525221C2 (sv) 2004-12-28
US20060133536A1 (en) 2006-06-22
EP1611676B1 (de) 2011-08-03

Similar Documents

Publication Publication Date Title
ATE519272T1 (de) Leistungsverstärker-vorverzerrung
Hammi et al. Twin nonlinear two-box models for power amplifiers and transmitters exhibiting memory effects with application to digital predistortion
DE69919861D1 (de) Linearisierung für verstärkerund verstärkervorrichtung
DE602005006825D1 (de) Tabellenerstellung für willkürliche wellenformvorverzerrung
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
KR20100014339A (ko) 다중 채널 광대역 통신 시스템에서의 기저 대역 전치 왜곡 선형화를 위한 방법 및 시스템
EP2837093B1 (de) Struktur eines digitalen vorverzerrers auf der basis von auf dynamischer abweichungsreduktion basierten volterra-reihen
ATE408267T1 (de) Digitale linearisierungs schaltung
EP1723725A4 (de) Digitales vorverzerrungssystem und verfahren zum linearisieren eines hf-leistungsverstärkers mit nichtlinearen verstärkungseigenschaften und speichereffekten
WO2005094537A3 (en) Model based distortion reduction for power amplifiers
AU2003223229A1 (en) Adaptive digital pre-distortion using amplifier model that incorporates frequency-dependent non-linearities
ATE271277T1 (de) Adaptive linearisierung von leistungsverstärkern
ATE429069T1 (de) Leistungsverstärker-vorverzerrung
WO2008027295A3 (en) Adaptive predistortion for controlling an open loop power amplifier
DE69820472D1 (de) Linearisierungsverfahren und verstärkeranordnung
TW200709588A (en) Continuous-time equalizer
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
TW200713808A (en) Active polyphase filter and signal generating method
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
CN100508400C (zh) 具补偿非线性失真装置之数字/模拟转换器电路
WO2004025885A3 (en) Apparatus and method, improving output signal from nonlinear device through dynamic signal pre-distortion based upon lagrange interpolation
WO2001058008A3 (en) Distortion reduction
ATE290288T1 (de) Korrektor für nichtmonotone eigenschaften eines satellitenübertragungskanals

Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties