DE3463992D1 - Linearizing device for a high-frequency amplifier with complex non linear coefficients - Google Patents

Linearizing device for a high-frequency amplifier with complex non linear coefficients

Info

Publication number
DE3463992D1
DE3463992D1 DE8484400226T DE3463992T DE3463992D1 DE 3463992 D1 DE3463992 D1 DE 3463992D1 DE 8484400226 T DE8484400226 T DE 8484400226T DE 3463992 T DE3463992 T DE 3463992T DE 3463992 D1 DE3463992 D1 DE 3463992D1
Authority
DE
Germany
Prior art keywords
frequency amplifier
non linear
complex non
linear coefficients
linearizing device
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
Application number
DE8484400226T
Other languages
English (en)
Inventor
Daniel Gaudin
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.)
Thales SA
Original Assignee
Thomson CSF SA
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 Thomson CSF SA filed Critical Thomson CSF SA
Application granted granted Critical
Publication of DE3463992D1 publication Critical patent/DE3463992D1/de
Expired 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
    • H03F1/3247—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
    • H03F1/3258—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
    • H03F1/3282—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
    • H03F1/3294—Acting on the real and imaginary components of the input signal

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Algebra (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Pure & Applied Mathematics (AREA)
  • Amplifiers (AREA)
DE8484400226T 1983-02-11 1984-02-02 Linearizing device for a high-frequency amplifier with complex non linear coefficients Expired DE3463992D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8302253A FR2541058B1 (fr) 1983-02-11 1983-02-11 Dispositif de linearisation d'amplificateur haute frequence a coefficients de non-linearite complexes

Publications (1)

Publication Number Publication Date
DE3463992D1 true DE3463992D1 (en) 1987-07-02

Family

ID=9285853

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8484400226T Expired DE3463992D1 (en) 1983-02-11 1984-02-02 Linearizing device for a high-frequency amplifier with complex non linear coefficients

Country Status (5)

Country Link
EP (1) EP0121446B1 (de)
JP (1) JPS59158113A (de)
CA (1) CA1208709A (de)
DE (1) DE3463992D1 (de)
FR (1) FR2541058B1 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5193224A (en) * 1991-04-24 1993-03-09 Northern Telecom Limited Adaptive phase control for a power amplifier predistorter
FR2713851B1 (fr) * 1993-12-14 1996-01-05 Thomson Csf Dispositif de linéarisation d'un élément de transmission haute fréquence à coefficients de non-linéarité complexes.
US6335767B1 (en) * 1998-06-26 2002-01-01 Harris Corporation Broadcast transmission system with distributed correction
GB2339917A (en) * 1998-07-21 2000-02-09 Ifr Limited Generating a multitone test signal
JP3570898B2 (ja) * 1998-08-24 2004-09-29 日本電気株式会社 プレディストーション回路
US6501805B1 (en) * 1999-05-14 2002-12-31 Harris Corporation Broadcast transmission system with single correction filter for correcting linear and non-linear distortion
DE19927952A1 (de) * 1999-06-18 2001-01-04 Fraunhofer Ges Forschung Vorrichtung und Verfahren zum Vorverzerren eines über eine nicht-lineare Übertragungsstrecke zu übertragenden Übertragungssignals
GB2376581B (en) * 2001-06-15 2005-03-09 Wireless Systems Int Ltd Control scheme for signal processing arrangement

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2306294A1 (de) * 1973-02-08 1974-08-15 Rohde & Schwarz Schaltung zur kompensation der nichtlinearitaet eines verstaerkers, insbesondere des leistungsverstaerkers eines fernsehsenders
FR2275065A1 (fr) * 1974-06-11 1976-01-09 Lgt Lab Gen Telecomm Dispositif amplificateur linearise par correction automatique
US4243955A (en) * 1978-06-28 1981-01-06 Motorola, Inc. Regulated suppressed carrier modulation system
US4178557A (en) * 1978-12-15 1979-12-11 Bell Telephone Laboratories, Incorporated Linear amplification with nonlinear devices
US4291277A (en) * 1979-05-16 1981-09-22 Harris Corporation Adaptive predistortion technique for linearizing a power amplifier for digital data systems
FR2507026A1 (fr) * 1981-05-26 1982-12-03 Thomson Csf Dispositif de correction d'intermodulation produite par un amplificateur de signaux hautes frequences
FR2520957A1 (fr) * 1982-01-29 1983-08-05 Thomson Csf Dispositif de correction d'intermodulation produite par un amplificateur de signaux haute frequence regule en niveau crete

Also Published As

Publication number Publication date
EP0121446A1 (de) 1984-10-10
JPS59158113A (ja) 1984-09-07
EP0121446B1 (de) 1987-05-27
FR2541058B1 (fr) 1986-01-24
FR2541058A1 (fr) 1984-08-17
CA1208709A (en) 1986-07-29

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8320 Willingness to grant licences declared (paragraph 23)
8339 Ceased/non-payment of the annual fee