DE60020896D1 - Linearisierungsschaltung und Verfahren, insbesondere für Mikrowellenfunksysteme - Google Patents

Linearisierungsschaltung und Verfahren, insbesondere für Mikrowellenfunksysteme

Info

Publication number
DE60020896D1
DE60020896D1 DE60020896T DE60020896T DE60020896D1 DE 60020896 D1 DE60020896 D1 DE 60020896D1 DE 60020896 T DE60020896 T DE 60020896T DE 60020896 T DE60020896 T DE 60020896T DE 60020896 D1 DE60020896 D1 DE 60020896D1
Authority
DE
Germany
Prior art keywords
circuit
radio systems
microwave radio
linearization circuit
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 - Lifetime
Application number
DE60020896T
Other languages
English (en)
Other versions
DE60020896T2 (de
Inventor
Mario Giovanni Lui Frecassetti
Marco Frigerio
Salvatore Gugliuzzo
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.)
Alcatel Lucent SAS
Original Assignee
Alcatel 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 Alcatel SA filed Critical Alcatel SA
Publication of DE60020896D1 publication Critical patent/DE60020896D1/de
Application granted granted Critical
Publication of DE60020896T2 publication Critical patent/DE60020896T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
  • Transmitters (AREA)
  • Indication And Recording Devices For Special Purposes And Tariff Metering Devices (AREA)
DE60020896T 1999-02-12 2000-02-09 Linearisierungsschaltung und Verfahren, insbesondere für Mikrowellenfunksysteme Expired - Lifetime DE60020896T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT1999MI000274A IT1308604B1 (it) 1999-02-12 1999-02-12 Circuito linearizzatore della risposta,particolarmente per sistemi aradiofrequenza micronde e metodo per linearizzare l'uscita di un
ITMI990274 1999-02-12

Publications (2)

Publication Number Publication Date
DE60020896D1 true DE60020896D1 (de) 2005-07-28
DE60020896T2 DE60020896T2 (de) 2006-06-22

Family

ID=11381858

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60020896T Expired - Lifetime DE60020896T2 (de) 1999-02-12 2000-02-09 Linearisierungsschaltung und Verfahren, insbesondere für Mikrowellenfunksysteme

Country Status (5)

Country Link
US (1) US6316994B1 (de)
EP (1) EP1028523B1 (de)
AT (1) ATE298470T1 (de)
DE (1) DE60020896T2 (de)
IT (1) IT1308604B1 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6483391B1 (en) 2001-03-30 2002-11-19 Conexant Systems, Inc. System for controlling the amplitude of an oscillator
US6784731B2 (en) * 2002-05-08 2004-08-31 Lucent Technologies Inc. System and method for reducing amplifier distortion using distortion feedback
JP4091047B2 (ja) * 2002-10-31 2008-05-28 深▲川▼市中▲興▼通▲訊▼股▲分▼有限公司 広帯域プリディストーション線形化の方法およびシステム

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3656831A (en) 1971-01-14 1972-04-18 Bell Telephone Labor Inc Feedback amplifier
US3676790A (en) * 1971-06-03 1972-07-11 Bell Telephone Labor Inc Differential feedback amplifier
US4276514A (en) * 1979-07-09 1981-06-30 Trw Inc. Wideband, phase compensated amplifier with negative feedback of distortion components in the output signal
DE69328081T2 (de) * 1993-04-08 2000-11-09 Lecroy S.A., Meyrin Präzisionsverstärker mit sehr hoher Geschwindigkeit
KR0129844B1 (ko) * 1994-12-21 1998-10-01 양승택 아날로그 및 디지털 휴대용 전화기 겸용 전력증폭기
US5742201A (en) 1996-01-30 1998-04-21 Spectrian Polar envelope correction mechanism for enhancing linearity of RF/microwave power amplifier
US5745006A (en) 1996-11-12 1998-04-28 Motorola, Inc. Method of compensating for distortion in an amplifier

Also Published As

Publication number Publication date
US6316994B1 (en) 2001-11-13
ATE298470T1 (de) 2005-07-15
EP1028523B1 (de) 2005-06-22
IT1308604B1 (it) 2002-01-08
EP1028523A1 (de) 2000-08-16
DE60020896T2 (de) 2006-06-22
ITMI990274A1 (it) 2000-08-12

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: ALCATEL LUCENT, PARIS, FR