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SE0102122L - Predistortion med förbikopplingssignal - Google Patents

Predistortion med förbikopplingssignal

Info

Publication number
SE0102122L
SE0102122L SE0102122A SE0102122A SE0102122L SE 0102122 L SE0102122 L SE 0102122L SE 0102122 A SE0102122 A SE 0102122A SE 0102122 A SE0102122 A SE 0102122A SE 0102122 L SE0102122 L SE 0102122L
Authority
SE
Sweden
Prior art keywords
signal
digital
sampling rate
sampling
original signal
Prior art date
Application number
SE0102122A
Other languages
Unknown language ( )
English (en)
Other versions
SE519220C2 (sv
SE0102122D0 (sv
Inventor
Leonard Rexberg
Bernt Johansson
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 SE0102122A priority Critical patent/SE519220C2/sv
Publication of SE0102122D0 publication Critical patent/SE0102122D0/sv
Priority to US10/480,835 priority patent/US7505530B2/en
Priority to CNB028118871A priority patent/CN1237710C/zh
Priority to EP02736392A priority patent/EP1421680B1/en
Priority to DE60229146T priority patent/DE60229146D1/de
Priority to AT02736392T priority patent/ATE409977T1/de
Priority to AU2002309414A priority patent/AU2002309414A1/en
Priority to PCT/SE2002/001074 priority patent/WO2002103897A1/en
Publication of SE0102122L publication Critical patent/SE0102122L/sv
Publication of SE519220C2 publication Critical patent/SE519220C2/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

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
  • Analogue/Digital Conversion (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
  • Semiconductor Lasers (AREA)
  • Oscillators With Electromechanical Resonators (AREA)
SE0102122A 2001-06-14 2001-06-14 Predistortion med förbikopplingssignal SE519220C2 (sv)

Priority Applications (8)

Application Number Priority Date Filing Date Title
SE0102122A SE519220C2 (sv) 2001-06-14 2001-06-14 Predistortion med förbikopplingssignal
US10/480,835 US7505530B2 (en) 2001-06-14 2002-05-05 Pre-distortion using a by-pass signal
CNB028118871A CN1237710C (zh) 2001-06-14 2002-05-05 使用分路信号的预失真
EP02736392A EP1421680B1 (en) 2001-06-14 2002-06-05 Pre-distortion using a by-pass signal
DE60229146T DE60229146D1 (de) 2001-06-14 2002-06-05 Vorverzerrung mit einem bypass-signal
AT02736392T ATE409977T1 (de) 2001-06-14 2002-06-05 Vorverzerrung mit einem bypass-signal
AU2002309414A AU2002309414A1 (en) 2001-06-14 2002-06-05 Pre-distortion using a by-pass signal
PCT/SE2002/001074 WO2002103897A1 (en) 2001-06-14 2002-06-05 Pre-distortion using a by-pass signal

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE0102122A SE519220C2 (sv) 2001-06-14 2001-06-14 Predistortion med förbikopplingssignal

Publications (3)

Publication Number Publication Date
SE0102122D0 SE0102122D0 (sv) 2001-06-14
SE0102122L true SE0102122L (sv) 2002-12-15
SE519220C2 SE519220C2 (sv) 2003-02-04

Family

ID=20284489

Family Applications (1)

Application Number Title Priority Date Filing Date
SE0102122A SE519220C2 (sv) 2001-06-14 2001-06-14 Predistortion med förbikopplingssignal

Country Status (8)

Country Link
US (1) US7505530B2 (sv)
EP (1) EP1421680B1 (sv)
CN (1) CN1237710C (sv)
AT (1) ATE409977T1 (sv)
AU (1) AU2002309414A1 (sv)
DE (1) DE60229146D1 (sv)
SE (1) SE519220C2 (sv)
WO (1) WO2002103897A1 (sv)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7786915B1 (en) * 2009-03-23 2010-08-31 Texas Instruments Incorporated Adaptive digital audio pre-distortion in an audio digital to analog converter
CN102571657B (zh) * 2010-12-10 2015-10-21 中兴通讯股份有限公司 一种变换采样率的数字预失真处理系统和方法
US8890619B2 (en) 2012-08-02 2014-11-18 Telefonaktiebolaget L M Ericsson (Publ) PIM compensation in a receiver
US8855175B2 (en) 2012-08-02 2014-10-07 Telefonaktiebolaget L M Ericsson (Publ) Low complexity all-digital PIM compensator
CN108023844B (zh) * 2017-06-12 2020-07-10 北京理工大学 一种实信号欠采样的数字预失真系统

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5049832A (en) * 1990-04-20 1991-09-17 Simon Fraser University Amplifier linearization by adaptive predistortion
FR2707127A1 (fr) * 1993-06-29 1995-01-06 Philips Laboratoire Electroniq Système de transmission numérique à prédisposition.
FR2773422B1 (fr) * 1998-01-06 2000-02-04 Alsthom Cge Alcatel Dispositif de controle en amplitude et en phase d'un signal radiofrequence
DE69940998D1 (de) 1999-06-30 2009-07-30 Alcatel Lucent Verfahren zur breitbandigen Linearisierung von Leistungsverstärkern
EP1104093A1 (en) * 1999-11-24 2001-05-30 Telefonaktiebolaget Lm Ericsson Method and apparatus for generation of a RF signal
KR20010056500A (ko) * 1999-12-15 2001-07-04 서평원 전력증폭기의 왜곡 성분 검출장치
US6973138B1 (en) * 2000-01-26 2005-12-06 Pmc-Sierra, Inc. Advanced adaptive pre-distortion in a radio frequency transmitter
US6654591B1 (en) * 2000-05-03 2003-11-25 Lucent Technologies Inc. Low distortion signal amplifier system and method
SE517968C2 (sv) * 2000-12-13 2002-08-06 Ericsson Telefon Ab L M Förfarande och arrangemang för linjärisering av utsignal

Also Published As

Publication number Publication date
WO2002103897A1 (en) 2002-12-27
SE519220C2 (sv) 2003-02-04
AU2002309414A1 (en) 2003-01-02
CN1237710C (zh) 2006-01-18
WO2002103897A8 (en) 2004-07-01
US7505530B2 (en) 2009-03-17
EP1421680A1 (en) 2004-05-26
US20040156447A1 (en) 2004-08-12
ATE409977T1 (de) 2008-10-15
EP1421680B1 (en) 2008-10-01
CN1516921A (zh) 2004-07-28
DE60229146D1 (de) 2008-11-13
SE0102122D0 (sv) 2001-06-14

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Legal Events

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