ATE358906T1 - Signaljustierung basierend auf phasenfehler - Google Patents

Signaljustierung basierend auf phasenfehler

Info

Publication number
ATE358906T1
ATE358906T1 AT03772563T AT03772563T ATE358906T1 AT E358906 T1 ATE358906 T1 AT E358906T1 AT 03772563 T AT03772563 T AT 03772563T AT 03772563 T AT03772563 T AT 03772563T AT E358906 T1 ATE358906 T1 AT E358906T1
Authority
AT
Austria
Prior art keywords
phase error
adjustment based
signal adjustment
aligned
phase
Prior art date
Application number
AT03772563T
Other languages
English (en)
Inventor
Richard Kybett
William Jenkins
Original Assignee
Nokia Corp
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 Nokia Corp filed Critical Nokia Corp
Application granted granted Critical
Publication of ATE358906T1 publication Critical patent/ATE358906T1/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
    • H03F1/3282—Acting on the phase and the amplitude of the input signal
    • 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
    • H03F1/3247—Modifications of amplifiers to reduce non-linear distortion using predistortion circuits using feedback acting on predistortion circuits
    • 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
    • H03F1/3282—Acting on the phase and the amplitude of the input signal
    • H03F1/3288—Acting on the phase and the amplitude of the input signal to compensate phase shift as a function of the amplitude

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
  • Optical Communication System (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Position Fixing By Use Of Radio Waves (AREA)
  • Manipulation Of Pulses (AREA)
AT03772563T 2002-12-18 2003-11-25 Signaljustierung basierend auf phasenfehler ATE358906T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US10/321,505 US7120561B2 (en) 2002-12-18 2002-12-18 Phase-error based signal alignment

Publications (1)

Publication Number Publication Date
ATE358906T1 true ATE358906T1 (de) 2007-04-15

Family

ID=32592928

Family Applications (1)

Application Number Title Priority Date Filing Date
AT03772563T ATE358906T1 (de) 2002-12-18 2003-11-25 Signaljustierung basierend auf phasenfehler

Country Status (6)

Country Link
US (1) US7120561B2 (de)
EP (1) EP1573903B1 (de)
AT (1) ATE358906T1 (de)
AU (1) AU2003280193A1 (de)
DE (1) DE60313036T2 (de)
WO (1) WO2004055975A1 (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7248642B1 (en) 2002-02-05 2007-07-24 Andrew Corporation Frequency-dependent phase pre-distortion for reducing spurious emissions in communication networks
US7266159B2 (en) * 2002-03-08 2007-09-04 Andrew Corporation Frequency-dependent magnitude pre-distortion on non-baseband input signals for reducing spurious emissions in communication networks
US7197085B1 (en) 2002-03-08 2007-03-27 Andrew Corporation Frequency-dependent magnitude pre-distortion for reducing spurious emissions in communication networks
US7251293B2 (en) * 2003-06-27 2007-07-31 Andrew Corporation Digital pre-distortion for the linearization of power amplifiers with asymmetrical characteristics
US20040264596A1 (en) * 2003-06-27 2004-12-30 Andrew Corporation, A Delaware Corporation Digital pre-distortion for the linearization of power amplifiers with asymmetrical characteristics
US8711976B2 (en) 2011-05-12 2014-04-29 Andrew Llc Pre-distortion architecture for compensating non-linear effects
US10027367B2 (en) 2015-08-18 2018-07-17 Nokia Solutions And Networks Oy Quarter wavelength unit delay and complex weighting coefficient continuous-time filters
US9722644B2 (en) * 2015-08-18 2017-08-01 Nokia Solutions And Networks Oy Frequency switching within time domain digital pre-distortion
US9735908B2 (en) 2015-08-18 2017-08-15 Nokia Solutions And Networks Oy Adaptive frequency band weighting within time domain
US11223376B2 (en) * 2017-02-27 2022-01-11 Apple Inc. Frequency dependent envelope tracking
CN107132511B (zh) * 2017-05-11 2020-01-21 中国科学院电子学研究所 一种精确的雷达线性调频源预失真方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2871932B2 (ja) * 1992-02-13 1999-03-17 日本電気株式会社 周波数安定化回路
JP3345265B2 (ja) * 1996-05-21 2002-11-18 旭化成マイクロシステム株式会社 Ｐｌｌ回路
US5926052A (en) * 1996-07-01 1999-07-20 Motorola, Inc. Variable phase shifter and method
US5894496A (en) 1996-09-16 1999-04-13 Ericsson Inc. Method and apparatus for detecting and compensating for undesired phase shift in a radio transceiver
CA2329100A1 (en) 1999-12-21 2001-06-21 Nortel Networks Limited Phase and amplitude detector and method of determining errors
JP4014343B2 (ja) 1999-12-28 2007-11-28 富士通株式会社 歪補償装置
KR100674586B1 (ko) 1999-12-30 2007-01-25 엘지전자 주식회사 전력증폭기의 전치왜곡 선형화기
US6307411B1 (en) * 2000-10-13 2001-10-23 Brookhaven Science Associates Wide tracking range, auto ranging, low jitter phase lock loop for swept and fixed frequency systems
AU2002223608A1 (en) 2000-10-17 2002-04-29 Telefonaktiebolaget Lm Ericsson (Publ) Communications systems

Also Published As

Publication number Publication date
WO2004055975A1 (en) 2004-07-01
EP1573903A1 (de) 2005-09-14
EP1573903B1 (de) 2007-04-04
US7120561B2 (en) 2006-10-10
US20040122627A1 (en) 2004-06-24
DE60313036T2 (de) 2007-12-13
AU2003280193A1 (en) 2004-07-09
DE60313036D1 (de) 2007-05-16

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Legal Events

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