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 (29)

* 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
US7755425B2 (en) 2006-04-10 2010-07-13 Telefonaktiebolaget L M Ericsson (Publ) 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 (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
US8804870B2 (en) * 2009-12-21 2014-08-12 Dali Systems Co. Ltd. Modulation agnostic digital hybrid mode power amplifier system 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
EP2732551A1 (de) * 2011-07-13 2014-05-21 Nokia Solutions and Networks Oy Signalvorverzerrung für nichtlinearen verstärker
WO2013051861A1 (ko) * 2011-10-04 2013-04-11 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系统
WO2014127534A1 (en) * 2013-02-22 2014-08-28 Telefonaktiebolaget L M Ericsson (Publ) Method and device for controlling a power amplifier capable of utilizing 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
KR101954287B1 (ko) * 2014-11-14 2019-05-23 후아웨이 테크놀러지 컴퍼니 리미티드 아날로그 전치 왜곡기 코어 모듈 및 아날로그 전치 왜곡기 시스템
US9749161B1 (en) * 2016-02-23 2017-08-29 Nxp Usa, Inc. Fixed-point conjugate gradient digital pre-distortion (DPD) adaptation
WO2019029827A1 (en) * 2017-08-11 2019-02-14 Nokia Solutions And Networks Oy PREDISTORING DIGITAL POLYPHASE SIGNAL IN A 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
WO2024263506A1 (en) * 2023-06-21 2024-12-26 Murata Manufacturing Co., Ltd Digital pre-distortion for rf transmitters using digital supply modulation

Family Cites Families (16)

* 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
CN1130846C (zh) * 1996-12-30 2003-12-10 株式会社大宇电子 波形均衡设备
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
CN1158797C (zh) * 2001-06-13 2004-07-21 北京邮电大学 宽带码分多址主同步信道数字匹配滤波器的实现方法
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
SE0300829L (sv) 2004-09-26
US20060133536A1 (en) 2006-06-22
CN100477500C (zh) 2009-04-08
WO2004086607A1 (en) 2004-10-07
EP1611676B1 (de) 2011-08-03
US7746955B2 (en) 2010-06-29
SE0300829D0 (sv) 2003-03-25
CN1795607A (zh) 2006-06-28
SE525221C2 (sv) 2004-12-28
EP1611676A1 (de) 2006-01-04

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