ES450900A1 - Perfeccionamientos introducidos en un amplificador de alimentacion directa. - Google Patents

Perfeccionamientos introducidos en un amplificador de alimentacion directa.

Info

Publication number
ES450900A1
ES450900A1 ES450900A ES450900A ES450900A1 ES 450900 A1 ES450900 A1 ES 450900A1 ES 450900 A ES450900 A ES 450900A ES 450900 A ES450900 A ES 450900A ES 450900 A1 ES450900 A1 ES 450900A1
Authority
ES
Spain
Prior art keywords
input
output
amplifier
error
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
Application number
ES450900A
Other languages
English (en)
Spanish (es)
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.)
Telefonaktiebolaget LM Ericsson AB
Original Assignee
Telefonaktiebolaget LM Ericsson AB
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 Telefonaktiebolaget LM Ericsson AB filed Critical Telefonaktiebolaget LM Ericsson AB
Publication of ES450900A1 publication Critical patent/ES450900A1/es
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
    • H03F1/42—Modifications of amplifiers to extend the bandwidth
    • 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
    • H03F1/3223—Modifications of amplifiers to reduce non-linear distortion using feed-forward
    • H03F1/3229—Modifications of amplifiers to reduce non-linear distortion using feed-forward using a loop for error extraction and another loop for error subtraction

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Amplifiers (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Oscillators With Electromechanical Resonators (AREA)
  • Microwave Amplifiers (AREA)
ES450900A 1975-08-28 1976-08-23 Perfeccionamientos introducidos en un amplificador de alimentacion directa. Expired ES450900A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7509550A SE385177B (sv) 1975-08-28 1975-08-28 Framkopplad forsterkare

Publications (1)

Publication Number Publication Date
ES450900A1 true ES450900A1 (es) 1977-09-01

Family

ID=20325381

Family Applications (1)

Application Number Title Priority Date Filing Date
ES450900A Expired ES450900A1 (es) 1975-08-28 1976-08-23 Perfeccionamientos introducidos en un amplificador de alimentacion directa.

Country Status (9)

Country Link
US (1) US4048579A (enExample)
BR (1) BR7605628A (enExample)
DE (1) DE2635951A1 (enExample)
DK (1) DK390576A (enExample)
ES (1) ES450900A1 (enExample)
FI (1) FI762122A7 (enExample)
IT (1) IT1062459B (enExample)
NO (1) NO141295C (enExample)
SE (1) SE385177B (enExample)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2424664A1 (fr) * 1978-04-28 1979-11-23 Cit Alcatel Etage d'amplification a compensation d'erreur
US4380738A (en) * 1981-02-10 1983-04-19 Harris Corporation RF Amplifier apparatus
US4455536A (en) * 1982-01-21 1984-06-19 International Telecommunications Satellite Organization (Intelsat) Push-pull microwave amplifier
FR2564658B1 (fr) * 1984-05-21 1990-11-30 Centre Nat Etd Spatiales Dispositif de linearisation du gain d'un amplificateur de puissance a transistor bipolaire polarise en classe c
US6091296A (en) * 1998-08-14 2000-07-18 Samsung Electronics Co., Ltd. Single loop feedforward amplifier for use in an RF transmitter and method of operation
US7705681B2 (en) * 2008-04-17 2010-04-27 Infineon Technologies Ag Apparatus for coupling at least one of a plurality of amplified input signals to an output terminal using a directional coupler

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3541467A (en) * 1969-04-25 1970-11-17 Bell Telephone Labor Inc Feed-forward amplifier with frequency shaping
US3624532A (en) * 1970-03-23 1971-11-30 Bell Telephone Labor Inc Reentrant signal feedback amplifier
US3815040A (en) * 1973-03-02 1974-06-04 Bell Telephone Labor Inc Feed-forward, error-correcting systems

Also Published As

Publication number Publication date
DE2635951A1 (de) 1977-03-10
US4048579A (en) 1977-09-13
FI762122A7 (enExample) 1977-03-01
NO141295B (no) 1979-10-29
NO762964L (enExample) 1977-03-01
IT1062459B (it) 1984-10-10
BR7605628A (pt) 1977-08-09
SE385177B (sv) 1976-06-08
DK390576A (da) 1977-03-01
NO141295C (no) 1980-02-06

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