ATE492940T1 - Implementierungsverfahren zur vorverzerrung nichtlinearer bauelemente - Google Patents

Implementierungsverfahren zur vorverzerrung nichtlinearer bauelemente

Info

Publication number
ATE492940T1
ATE492940T1 AT03744575T AT03744575T ATE492940T1 AT E492940 T1 ATE492940 T1 AT E492940T1 AT 03744575 T AT03744575 T AT 03744575T AT 03744575 T AT03744575 T AT 03744575T AT E492940 T1 ATE492940 T1 AT E492940T1
Authority
AT
Austria
Prior art keywords
spectrum
input
output
distorter
output spectrum
Prior art date
Application number
AT03744575T
Other languages
English (en)
Inventor
Thorsten Nygren
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 ATE492940T1 publication Critical patent/ATE492940T1/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
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/62—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission for providing a predistortion of the signal in the transmitter and corresponding correction in the receiver, e.g. for improving the signal/noise ratio

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Power Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Amplifiers (AREA)
  • Superconductors And Manufacturing Methods Therefor (AREA)
  • Stereophonic System (AREA)
AT03744575T 2002-03-19 2003-03-14 Implementierungsverfahren zur vorverzerrung nichtlinearer bauelemente ATE492940T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE0200861A SE523873C2 (sv) 2002-03-19 2002-03-19 Metod för predistortion av icke-linjära anordningar
PCT/SE2003/000425 WO2003079545A1 (en) 2002-03-19 2003-03-14 An implementation method for pre-distortion of non-linear devices

Publications (1)

Publication Number Publication Date
ATE492940T1 true ATE492940T1 (de) 2011-01-15

Family

ID=20287341

Family Applications (1)

Application Number Title Priority Date Filing Date
AT03744575T ATE492940T1 (de) 2002-03-19 2003-03-14 Implementierungsverfahren zur vorverzerrung nichtlinearer bauelemente

Country Status (9)

Country Link
US (1) US7268620B2 (de)
EP (1) EP1488511B1 (de)
KR (1) KR20050000370A (de)
CN (1) CN100471045C (de)
AT (1) ATE492940T1 (de)
AU (1) AU2003215998A1 (de)
DE (1) DE60335454D1 (de)
SE (1) SE523873C2 (de)
WO (1) WO2003079545A1 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI20055012A0 (fi) * 2005-01-07 2005-01-07 Nokia Corp Lähetyssignaalin leikkaaminen
US7606539B2 (en) * 2006-08-07 2009-10-20 Infineon Technologies Ag Adaptive predistorter coupled to a nonlinear element
US8213883B1 (en) * 2007-12-04 2012-07-03 Scintera Networks, Inc. Additive pre-distortion for linearization
KR100964335B1 (ko) * 2008-03-11 2010-06-17 세원텔레텍 주식회사 전력증폭기의 디지털 전치왜곡 보상방법
TWI358220B (en) * 2008-04-21 2012-02-11 Ra Link Technology Corp Signal transmitting apparatus for ofdm system and
US8706062B1 (en) 2008-12-19 2014-04-22 Scintera Networks, Inc. Self-adaptive power amplification
KR101251542B1 (ko) * 2011-11-01 2013-04-08 한국과학기술원 성긴 볼테라 시스템 추정을 이용한 디지털 전치왜곡 시스템
US8804807B2 (en) 2012-06-13 2014-08-12 Northrup Grumman Systems Corporation Iterative equalization with non-linear soft interference cancellation in non-linear satellite channels
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

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5430569A (en) * 1992-05-22 1995-07-04 Ortel Corporation Suppression of noise and distortion in fiber-optic systems
US6246865B1 (en) * 1997-02-04 2001-06-12 Samsung Electronics Co., Ltd. Device and method for controlling distortion characteristic of predistorter
JP3665711B2 (ja) * 1999-02-25 2005-06-29 富士通株式会社 高周波増幅器および増幅素子
JP3439696B2 (ja) * 1999-09-14 2003-08-25 松下電器産業株式会社 送信帯域制限フィルタ装置および送信装置
CN1166138C (zh) * 2000-07-20 2004-09-08 华为技术有限公司 一种宽带发射机的自适应数字预失真方法和装置

Also Published As

Publication number Publication date
US20050237111A1 (en) 2005-10-27
EP1488511B1 (de) 2010-12-22
SE523873C2 (sv) 2004-05-25
US7268620B2 (en) 2007-09-11
SE0200861L (sv) 2003-09-20
EP1488511A1 (de) 2004-12-22
DE60335454D1 (de) 2011-02-03
CN100471045C (zh) 2009-03-18
AU2003215998A1 (en) 2003-09-29
WO2003079545A1 (en) 2003-09-25
SE0200861D0 (sv) 2002-03-19
KR20050000370A (ko) 2005-01-03
CN1643782A (zh) 2005-07-20

Similar Documents

Publication Publication Date Title
Hammi et al. Twin nonlinear two-box models for power amplifiers and transmitters exhibiting memory effects with application to digital predistortion
WO2004107563A3 (en) High-efficiency amplifier, converter and methods
TWI256189B (en) Switching amplifier having digital correction and method therefor
ATE553533T1 (de) Verstärkerlinearisierung durch verwendung nichtlinearer vorverzerrung
AU5840800A (en) Digital predistortion methods for wideband amplifiers
DE60332332D1 (de) Verfahren und vorrichtung mit basisbandtransformation zur verbesserung von senderleistung
WO2005094537A3 (en) Model based distortion reduction for power amplifiers
DE60013856D1 (de) Mess-und modelierverfahren für einen verstärker zum generieren von vorverzerrungsparametern
WO2001099271A3 (en) Management of internal signal levels and control of the net gain for a linc amplifier
ATE480857T1 (de) Lastschwankungstoleranter hochfrequenz-(hf)- verstärker
EP1503495A3 (de) Digitales vorwärtsgekoppeltes System
TW200623611A (en) Power amplifier linearization methods and apparatus using predistortion in the frequency domain
WO2004038910A3 (en) Predistortion linearizing
EP1293039A4 (de) Mehrtrdger-hf-verstdrker mit hoher linearitdt
ATE492940T1 (de) Implementierungsverfahren zur vorverzerrung nichtlinearer bauelemente
FR2915642B1 (fr) Linearisation dans une chaine d'emission
WO2007029119A3 (en) High effeciency rf transmitter system using non-linear amplifiers
DE60126477D1 (de) Linearisierer
SE9704284D0 (sv) En förstärkare och ett förfarande i förstärkaren
ATE510350T1 (de) Verfahren zur übertragungsfunktionslinearisierung von hochleistungsverstärkern mittels adaptiver berechnung der hauptintermodulationsprodukte hochfrequenter harmonischer auflösung
WO2002031970A3 (en) Method and apparatus for reducing distortion
WO2004055971A3 (de) Sendestufe nach dem envelope-elimination-restoration prinzip (eer)
DE60301338D1 (de) Verstärkerschaltungen und ihre verwendung in hochfrequenzsendern
DE69837002D1 (de) Verzögerungskompensierungseinrichtung einer linearisationsschleife eines leistungsverstärkers
WO2004001956A3 (en) Forward amplifiers

Legal Events

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