AR204865A1 - LINEARIZED AMPLIFIER DEVICE BY AUTOMATIC CORRECTION OF THE GAIN OF AN AMPLIFIER - Google Patents

LINEARIZED AMPLIFIER DEVICE BY AUTOMATIC CORRECTION OF THE GAIN OF AN AMPLIFIER

Info

Publication number
AR204865A1
AR204865A1 AR25915375A AR25915375A AR204865A1 AR 204865 A1 AR204865 A1 AR 204865A1 AR 25915375 A AR25915375 A AR 25915375A AR 25915375 A AR25915375 A AR 25915375A AR 204865 A1 AR204865 A1 AR 204865A1
Authority
AR
Argentina
Prior art keywords
amplifier
gain
automatic correction
linearized
amplifier device
Prior art date
Application number
AR25915375A
Other languages
Spanish (es)
Original Assignee
Lgt Lab Gen Telecomm
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 Lgt Lab Gen Telecomm filed Critical Lgt Lab Gen Telecomm
Application granted granted Critical
Publication of AR204865A1 publication Critical patent/AR204865A1/en

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers without distortion of the input signal
    • H03G3/20—Automatic control
    • H03G3/30—Automatic control in amplifiers having semiconductor devices
    • H03G3/3036—Automatic control in amplifiers having semiconductor devices in high-frequency amplifiers or in frequency-changers
    • H03G3/3042—Automatic control in amplifiers having semiconductor devices in high-frequency amplifiers or in frequency-changers in modulators, frequency-changers, transmitters or power amplifiers
    • 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
    • H03F1/3276—Modifications of amplifiers to reduce non-linear distortion using predistortion circuits using the nonlinearity inherent to components, e.g. a diode

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
  • Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
AR25915375A 1974-06-11 1975-01-01 LINEARIZED AMPLIFIER DEVICE BY AUTOMATIC CORRECTION OF THE GAIN OF AN AMPLIFIER AR204865A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7420157A FR2275065A1 (en) 1974-06-11 1974-06-11 LINEARIZED AMPLIFIER DEVICE BY AUTOMATIC CORRECTION

Publications (1)

Publication Number Publication Date
AR204865A1 true AR204865A1 (en) 1976-03-05

Family

ID=9139889

Family Applications (1)

Application Number Title Priority Date Filing Date
AR25915375A AR204865A1 (en) 1974-06-11 1975-01-01 LINEARIZED AMPLIFIER DEVICE BY AUTOMATIC CORRECTION OF THE GAIN OF AN AMPLIFIER

Country Status (6)

Country Link
AR (1) AR204865A1 (en)
CA (1) CA1048114A (en)
DE (1) DE2526064C2 (en)
ES (1) ES438393A1 (en)
FR (1) FR2275065A1 (en)
GB (1) GB1491798A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2448750A1 (en) * 1979-02-09 1980-09-05 Labo Electronique Physique ELECTRONIC DEVICE FOR COMPENSATION FOR LINEARITY DEFECTS
FR2541058B1 (en) * 1983-02-11 1986-01-24 Thomson Csf HIGH FREQUENCY AMPLIFIER LINEARIZATION DEVICE WITH COMPLEX NON-LINEARITY COEFFICIENTS
FR2553947B1 (en) * 1983-10-21 1985-12-13 Lgt Lab Gen Telecomm DEVICE FOR AUTOMATICALLY PRE-CORRECTING NON-LINEARITIES IN A POWER AMPLIFIER AND TELEVISION TRANSMITTER COMPRISING SUCH A DEVICE
GB2164823A (en) * 1984-09-17 1986-03-26 Philips Electronic Associated Television transmitter

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2140851B2 (en) * 1971-08-14 1976-03-11 Rohde & Schwarz, 8000 München Compensating circuit to minimise distortion effects in HF signals - has signal transmitted through parallel circuits one with phase shift

Also Published As

Publication number Publication date
DE2526064A1 (en) 1976-01-02
FR2275065A1 (en) 1976-01-09
FR2275065B1 (en) 1978-01-13
GB1491798A (en) 1977-11-16
DE2526064C2 (en) 1984-04-12
ES438393A1 (en) 1977-01-16
CA1048114A (en) 1979-02-06

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