IT1308604B1 - Circuito linearizzatore della risposta,particolarmente per sistemi aradiofrequenza micronde e metodo per linearizzare l'uscita di un - Google Patents

Circuito linearizzatore della risposta,particolarmente per sistemi aradiofrequenza micronde e metodo per linearizzare l'uscita di un

Info

Publication number
IT1308604B1
IT1308604B1 IT1999MI000274A ITMI990274A IT1308604B1 IT 1308604 B1 IT1308604 B1 IT 1308604B1 IT 1999MI000274 A IT1999MI000274 A IT 1999MI000274A IT MI990274 A ITMI990274 A IT MI990274A IT 1308604 B1 IT1308604 B1 IT 1308604B1
Authority
IT
Italy
Prior art keywords
output
linearizing
radio systems
circuit
microwave radio
Prior art date
Application number
IT1999MI000274A
Other languages
English (en)
Inventor
Mario Giovanni Lui Frecassetti
Marco Frigerio
Salvatore Gugliuzzo
Original Assignee
Cit Alcatel
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 Cit Alcatel filed Critical Cit Alcatel
Priority to IT1999MI000274A priority Critical patent/IT1308604B1/it
Priority to US09/493,114 priority patent/US6316994B1/en
Priority to DE60020896T priority patent/DE60020896T2/de
Priority to AT00440039T priority patent/ATE298470T1/de
Priority to EP00440039A priority patent/EP1028523B1/en
Publication of ITMI990274A1 publication Critical patent/ITMI990274A1/it
Application granted granted Critical
Publication of IT1308604B1 publication Critical patent/IT1308604B1/it

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)
IT1999MI000274A 1999-02-12 1999-02-12 Circuito linearizzatore della risposta,particolarmente per sistemi aradiofrequenza micronde e metodo per linearizzare l'uscita di un IT1308604B1 (it)

Priority Applications (5)

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
US09/493,114 US6316994B1 (en) 1999-02-12 2000-01-28 Response linearizing circuit, particularly for microwave radiofrequency systems, and method of linearizing the output of an apparatus
DE60020896T DE60020896T2 (de) 1999-02-12 2000-02-09 Linearisierungsschaltung und Verfahren, insbesondere für Mikrowellenfunksysteme
AT00440039T ATE298470T1 (de) 1999-02-12 2000-02-09 Linearisierungsschaltung und verfahren, insbesondere für mikrowellenfunksysteme
EP00440039A EP1028523B1 (en) 1999-02-12 2000-02-09 Linearising circuit and method, particularly for microwave radiofrequency systems

Applications Claiming Priority (1)

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

Publications (2)

Publication Number Publication Date
ITMI990274A1 ITMI990274A1 (it) 2000-08-12
IT1308604B1 true IT1308604B1 (it) 2002-01-08

Family

ID=11381858

Family Applications (1)

Application Number Title Priority Date Filing Date
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

Country Status (5)

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

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 Sa 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
ITMI990274A1 (it) 2000-08-12
DE60020896T2 (de) 2006-06-22
ATE298470T1 (de) 2005-07-15
EP1028523A1 (en) 2000-08-16
EP1028523B1 (en) 2005-06-22
DE60020896D1 (de) 2005-07-28

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