DE60006674D1 - Verminderung von signalverzerrungen - Google Patents

Verminderung von signalverzerrungen

Info

Publication number
DE60006674D1
DE60006674D1 DE60006674T DE60006674T DE60006674D1 DE 60006674 D1 DE60006674 D1 DE 60006674D1 DE 60006674 T DE60006674 T DE 60006674T DE 60006674 T DE60006674 T DE 60006674T DE 60006674 D1 DE60006674 D1 DE 60006674D1
Authority
DE
Germany
Prior art keywords
reduction
signal distortion
distortion
signal
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
DE60006674T
Other languages
English (en)
Other versions
DE60006674T2 (de
Inventor
Peter Kenington
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Commscope Technologies LLC
Original Assignee
Andrew LLC
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 Andrew LLC filed Critical Andrew LLC
Application granted granted Critical
Publication of DE60006674D1 publication Critical patent/DE60006674D1/de
Publication of DE60006674T2 publication Critical patent/DE60006674T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • 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
    • H03F1/3252—Modifications of amplifiers to reduce non-linear distortion using predistortion circuits using multiple parallel paths between input and output
DE60006674T 1999-06-30 2000-06-27 Verminderung von signalverzerrungen Expired - Fee Related DE60006674T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB9915255A GB2351624B (en) 1999-06-30 1999-06-30 Reducing distortion of signals
GB9915255 1999-06-30
PCT/GB2000/002464 WO2001003287A1 (en) 1999-06-30 2000-06-27 Reducing distortion of signals

Publications (2)

Publication Number Publication Date
DE60006674D1 true DE60006674D1 (de) 2003-12-24
DE60006674T2 DE60006674T2 (de) 2004-09-30

Family

ID=10856323

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60006674T Expired - Fee Related DE60006674T2 (de) 1999-06-30 2000-06-27 Verminderung von signalverzerrungen

Country Status (6)

Country Link
US (1) US7106806B1 (de)
EP (1) EP1195006B1 (de)
AU (1) AU5554000A (de)
DE (1) DE60006674T2 (de)
GB (1) GB2351624B (de)
WO (1) WO2001003287A1 (de)

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GB2376613B (en) * 2001-06-15 2005-01-05 Wireless Systems Int Ltd Methods and apparatus for signal distortion correction
GB2385730A (en) * 2002-02-20 2003-08-27 Motorola Inc An apparatus and method for power amplifier linearisation
US8472897B1 (en) * 2006-12-22 2013-06-25 Dali Systems Co. Ltd. Power amplifier predistortion methods and apparatus
US6985704B2 (en) 2002-05-01 2006-01-10 Dali Yang System and method for digital memorized predistortion for wireless communication
US8811917B2 (en) 2002-05-01 2014-08-19 Dali Systems Co. Ltd. Digital hybrid mode power amplifier system
US8380143B2 (en) 2002-05-01 2013-02-19 Dali Systems Co. Ltd Power amplifier time-delay invariant predistortion methods and apparatus
US7415077B2 (en) * 2002-07-29 2008-08-19 Infineon Technologies Ag Transmission arrangement, particularly for mobile radio
GB2394390B (en) * 2002-10-18 2005-07-06 Ipwireless Inc Arrangement and method for RF filter
US6882221B2 (en) * 2003-09-22 2005-04-19 Northrop Grumman Corporation Digital predistortion for power amplifier
US7203511B2 (en) * 2004-01-20 2007-04-10 Broadcom Corporation Control of transmit power of a radio frequency integrated circuit
US7183847B2 (en) 2004-01-28 2007-02-27 Ntt Docomo, Inc. Multi-band look-up table type predistorter
US7336716B2 (en) * 2004-06-30 2008-02-26 Intel Corporation Power amplifier linearization methods and apparatus using predistortion in the frequency domain
US7463697B2 (en) * 2004-09-28 2008-12-09 Intel Corporation Multicarrier transmitter and methods for generating multicarrier communication signals with power amplifier predistortion and linearization
DE602006000525T2 (de) * 2005-06-03 2009-02-05 Ntt Docomo Inc. Mehrbandvorverzerrer mit Korrekturwertetabellen
ATE397325T1 (de) * 2006-02-06 2008-06-15 Alcatel Lucent Modulare mehrband, multi-standard transceiverschaltung für mobil- und basisstationen von funkkommunikationssystemen
US20070249290A1 (en) * 2006-04-24 2007-10-25 Sony Ericsson Mobile Communications Ab Adaptive pre-distortion
CN101479956B (zh) 2006-04-28 2013-07-31 大力系统有限公司 用于无线通信的高效率线性化功率放大器
EP2106648B1 (de) 2006-12-26 2018-08-08 Dali Systems Co., Ltd. Verfahren und system zur linearisierung von basisbandvorverzerrung in einem mehrkanal-breitbandkommunikationssystem
US9026067B2 (en) 2007-04-23 2015-05-05 Dali Systems Co. Ltd. Remotely reconfigurable power amplifier system and method
US8019015B2 (en) * 2007-02-26 2011-09-13 Harris Corporation Linearization of RF power amplifiers using an adaptive subband predistorter
KR101503548B1 (ko) * 2007-04-23 2015-03-24 달리 시스템즈 씨오. 엘티디. 디지털 하이브리드 모드 전력 증폭기 시스템
US8274332B2 (en) 2007-04-23 2012-09-25 Dali Systems Co. Ltd. N-way Doherty distributed power amplifier with power tracking
DE102007028695A1 (de) 2007-06-21 2009-01-02 Kathrein-Austria Ges.M.B.H. Verfahren und Vorrichtung zur Erzeugung eines amplituden-modulierten Signals
US8224266B2 (en) * 2007-08-30 2012-07-17 Dali Systems Co., Ltd. Power amplifier predistortion methods and apparatus using envelope and phase detector
FI20075690A0 (fi) * 2007-10-01 2007-10-01 Nokia Corp Signaalin esivääristäminen radiolähettimessä
US8213884B2 (en) * 2007-12-07 2012-07-03 Dali System Co. Ltd. Baseband-derived RF digital predistortion
WO2009114738A2 (en) * 2008-03-12 2009-09-17 Hypres, Inc. Digital radio-frequency tranceiver system and method
US7642850B2 (en) 2008-04-02 2010-01-05 Harris Corporation Feedforward linearization of RF power amplifiers
US8503952B2 (en) * 2008-04-10 2013-08-06 Broadcom Corporation Compensation of an asymmetric frequency response of a radio
ATE542292T1 (de) * 2008-07-02 2012-02-15 Innovaradio S A Vorverzerrungsverfahren und einrichtung zur verbesserung der leistungsfähigkeit von leistungsverstärkern in drahtlosen digitalen kommunikationsanwendungen
WO2010056736A2 (en) 2008-11-11 2010-05-20 Axis Network Technology Ltd. Resource efficient adaptive digital pre-distortion system
US8498369B2 (en) * 2009-10-30 2013-07-30 Qualcomm Incorporated Adaptive digital post distortion reduction
WO2011058197A1 (en) 2009-11-16 2011-05-19 Innovaradio S.A. An adaptive digital pre-distortion method and device to enhance the power utility of power amplifiers in wireless digital communication applications
US8792581B2 (en) * 2010-02-18 2014-07-29 Telefonaktiebolaget Lm Ericsson (Publ) RF clock generator with spurious tone cancellation
CN105208083B (zh) 2010-09-14 2018-09-21 大力系统有限公司 用于发送信号的系统和分布式天线系统
CN102204200A (zh) * 2011-04-18 2011-09-28 华为技术有限公司 数字模拟预失真处理装置和信号发射系统及信号发射方法
WO2012166060A1 (en) * 2011-06-03 2012-12-06 Beyond Devices D.O.O. Method and device for predistortion of nonlinear wideband amplifier
JP5853913B2 (ja) * 2012-09-12 2016-02-09 富士通株式会社 アドレス制御装置、送信装置およびアドレス制御方法
US9385764B2 (en) * 2012-12-13 2016-07-05 Telefonaktiebolaget Lm Ericsson (Publ) Digital pre-distortion for high bandwidth signals
JP6569174B2 (ja) * 2015-02-06 2019-09-04 日本無線株式会社 前置歪み生成装置及び前置歪み生成方法
DE102018201473A1 (de) 2018-01-31 2019-08-01 Innovationszentrum für Telekommunikationstechnik GmbH IZT Hochfrequenzsignal-stimulator-system

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US5132639A (en) * 1989-09-07 1992-07-21 Ortel Corporation Predistorter for linearization of electronic and optical signals
EP0465709A1 (de) * 1990-07-12 1992-01-15 Thomcast Ag Verfahren zur Kompensation von Nichtlinearitäten einer Verstärkerschaltung
EP0513402A1 (de) * 1991-04-24 1992-11-19 Thomcast Ag Verfahren zur Kompensation von Nichtlinearitäten einer Verstärkerschaltung mit ausgeprägter Signaldurchlaufszeit
US5347529A (en) 1992-08-07 1994-09-13 Siemens Aktiengesellschaft Method for generating a distortion-free, frequency-modulated optical signal and apparatus for the implementation of such a method
US5748678A (en) * 1995-07-13 1998-05-05 Motorola, Inc. Radio communications apparatus
US5732333A (en) * 1996-02-14 1998-03-24 Glenayre Electronics, Inc. Linear transmitter using predistortion
US5892397A (en) * 1996-03-29 1999-04-06 Spectrian Adaptive compensation of RF amplifier distortion by injecting predistortion signal derived from respectively different functions of input signal amplitude
US5760646A (en) * 1996-03-29 1998-06-02 Spectrian Feed-forward correction loop with adaptive predistortion injection for linearization of RF power amplifier
DE19637582A1 (de) * 1996-09-14 1998-03-19 Daimler Benz Ag Verstärkeranordnung hohen Wirkungsgrades
US5898338A (en) * 1996-09-20 1999-04-27 Spectrian Adaptive digital predistortion linearization and feed-forward correction of RF power amplifier
US5867065A (en) * 1997-05-07 1999-02-02 Glenayre Electronics, Inc. Frequency selective predistortion in a linear transmitter
FR2766992B1 (fr) * 1997-08-01 2000-12-29 France Telecom Procede de simulation d'amplificateur non lineaire a memoire d'enveloppe
FI105366B (fi) * 1997-10-29 2000-07-31 Nokia Networks Oy Linearisointimenetelmä ja vahvistinjärjestely
ES2284475T3 (es) * 1999-01-07 2007-11-16 Tellabs Operations, Inc. Metodo y aparato para la supresion del ruido de manera adaptativa.
US6104239A (en) * 1999-03-12 2000-08-15 Thomcast Communications, Inc. Method for correcting frequency-varying nonlinear errors and digital correction circuit implementing same
US6614854B1 (en) * 1999-05-28 2003-09-02 Carriercomm, Inc. System and method for adaptive predistortion
US6798843B1 (en) * 1999-07-13 2004-09-28 Pmc-Sierra, Inc. Wideband digital predistortion linearizer for nonlinear amplifiers
US6674324B1 (en) * 2000-08-24 2004-01-06 Lucent Technologies Inc. System and method for producing an amplified signal using plurality of amplitudes across spectrum

Also Published As

Publication number Publication date
AU5554000A (en) 2001-01-22
DE60006674T2 (de) 2004-09-30
GB2351624B (en) 2003-12-03
EP1195006A1 (de) 2002-04-10
WO2001003287A1 (en) 2001-01-11
GB2351624A (en) 2001-01-03
EP1195006B1 (de) 2003-11-19
US7106806B1 (en) 2006-09-12
GB9915255D0 (en) 1999-09-01

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee