ATE212160T1 - Verfahren zur korrektur von nichtlinearen verzerrungen in einem verstärker und ein solches verfahren verwendenden funksenders - Google Patents

Verfahren zur korrektur von nichtlinearen verzerrungen in einem verstärker und ein solches verfahren verwendenden funksenders

Info

Publication number
ATE212160T1
ATE212160T1 AT97400613T AT97400613T ATE212160T1 AT E212160 T1 ATE212160 T1 AT E212160T1 AT 97400613 T AT97400613 T AT 97400613T AT 97400613 T AT97400613 T AT 97400613T AT E212160 T1 ATE212160 T1 AT E212160T1
Authority
AT
Austria
Prior art keywords
signal
predistortion
complex
amplifier
input
Prior art date
Application number
AT97400613T
Other languages
English (en)
Inventor
Gottfried Schnabl
Jacques Peltier
Original Assignee
Matra Nortel Communications
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 Matra Nortel Communications filed Critical Matra Nortel Communications
Application granted granted Critical
Publication of ATE212160T1 publication Critical patent/ATE212160T1/de

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/32—Carrier systems characterised by combinations of two or more of the types covered by groups H04L27/02, H04L27/10, H04L27/18 or H04L27/26
    • H04L27/34—Amplitude- and phase-modulated carrier systems, e.g. quadrature-amplitude modulated carrier systems
    • H04L27/36—Modulator circuits; Transmitter circuits
    • H04L27/366—Arrangements for compensating undesirable properties of the transmission path between the modulator and the demodulator
    • H04L27/367—Arrangements for compensating undesirable properties of the transmission path between the modulator and the demodulator using predistortion
    • H04L27/368—Arrangements for compensating undesirable properties of the transmission path between the modulator and the demodulator using predistortion adaptive predistortion
    • 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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/438—Separate feedback of amplitude and phase signals being present
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2201/00—Indexing scheme relating to details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements covered by H03F1/00
    • H03F2201/32—Indexing scheme relating to modifications of amplifiers to reduce non-linear distortion
    • H03F2201/3233—Adaptive predistortion using lookup table, e.g. memory, RAM, ROM, LUT, to generate the predistortion

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Power Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Amplifiers (AREA)
  • Transmitters (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
AT97400613T 1996-03-22 1997-03-19 Verfahren zur korrektur von nichtlinearen verzerrungen in einem verstärker und ein solches verfahren verwendenden funksenders ATE212160T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9603619A FR2746563B1 (fr) 1996-03-22 1996-03-22 Procede pour corriger des non-linearites d'un amplificateur, et emetteur radio mettant en oeuvre un tel procede

Publications (1)

Publication Number Publication Date
ATE212160T1 true ATE212160T1 (de) 2002-02-15

Family

ID=9490463

Family Applications (1)

Application Number Title Priority Date Filing Date
AT97400613T ATE212160T1 (de) 1996-03-22 1997-03-19 Verfahren zur korrektur von nichtlinearen verzerrungen in einem verstärker und ein solches verfahren verwendenden funksenders

Country Status (9)

Country Link
US (1) US5905760A (de)
EP (1) EP0797293B1 (de)
JP (1) JPH1013160A (de)
AT (1) ATE212160T1 (de)
AU (1) AU1637197A (de)
CA (1) CA2200660A1 (de)
DE (1) DE69709560T2 (de)
FR (1) FR2746563B1 (de)
TW (1) TW328669B (de)

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US6697436B1 (en) 1999-07-13 2004-02-24 Pmc-Sierra, Inc. Transmission antenna array system with predistortion
US6587514B1 (en) * 1999-07-13 2003-07-01 Pmc-Sierra, Inc. Digital predistortion methods for wideband amplifiers
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US6798843B1 (en) 1999-07-13 2004-09-28 Pmc-Sierra, Inc. Wideband digital predistortion linearizer for nonlinear amplifiers
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US6741662B1 (en) * 2000-04-17 2004-05-25 Intel Corporation Transmitter linearization using fast predistortion
US6785342B1 (en) * 2000-11-06 2004-08-31 Wideband Semiconductors, Inc. Nonlinear pre-distortion modulator and long loop control
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US6812786B2 (en) 2002-04-11 2004-11-02 Andrew Corporation Zero-bias bypass switching circuit using mismatched 90 degrees hybrid
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US7715836B2 (en) * 2002-09-03 2010-05-11 Broadcom Corporation Direct-conversion transceiver enabling digital calibration
US9065537B2 (en) * 2002-09-03 2015-06-23 Broadcom Corporation Method and system for calibrating a multi-mode, multi-standard transmitter and receiver
US7254195B2 (en) * 2003-08-25 2007-08-07 M/A-Com, Inc. Apparatus, methods and articles of manufacture for dynamic differential delay correction
US7340007B2 (en) * 2003-09-16 2008-03-04 M/A-Com, Inc. Apparatus, methods and articles of manufacture for pre-emphasis filtering of a modulated signal
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US8050783B2 (en) * 2007-03-12 2011-11-01 Pine Valley Investments, Inc. System and method for pre-distorting a device input
US7869543B2 (en) * 2007-03-13 2011-01-11 Pine Valley Investments, Inc. System and method for synchronization, power control, calibration, and modulation in communication transmitters
US8009765B2 (en) * 2007-03-13 2011-08-30 Pine Valley Investments, Inc. Digital polar transmitter
JP5121691B2 (ja) * 2008-12-22 2013-01-16 株式会社東芝 歪補償器、送信機、歪補償方法
US8358680B2 (en) 2008-12-23 2013-01-22 Apple Inc. Reducing power levels associated with two or more signals using peak reduction distortion that is derived from a combined signal
JP5244698B2 (ja) * 2009-05-18 2013-07-24 アイコム株式会社 送信電力制御装置及び送信電力制御方法
JP5146404B2 (ja) * 2009-05-21 2013-02-20 富士通株式会社 歪補償装置
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Also Published As

Publication number Publication date
AU1637197A (en) 1997-09-25
FR2746563B1 (fr) 1998-06-05
DE69709560D1 (de) 2002-02-21
FR2746563A1 (fr) 1997-09-26
CA2200660A1 (en) 1997-09-22
US5905760A (en) 1999-05-18
TW328669B (en) 1998-03-21
JPH1013160A (ja) 1998-01-16
EP0797293A1 (de) 1997-09-24
EP0797293B1 (de) 2002-01-16
DE69709560T2 (de) 2002-08-29

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