DK339675A - Bredbandet modkoblet forsterker med regulerbar forsterkningsfaktor - Google Patents

Bredbandet modkoblet forsterker med regulerbar forsterkningsfaktor

Info

Publication number
DK339675A
DK339675A DK339675A DK339675A DK339675A DK 339675 A DK339675 A DK 339675A DK 339675 A DK339675 A DK 339675A DK 339675 A DK339675 A DK 339675A DK 339675 A DK339675 A DK 339675A
Authority
DK
Denmark
Prior art keywords
adjustable gain
coupled amplifier
broadband coupled
broadband
amplifier
Prior art date
Application number
DK339675A
Other languages
Danish (da)
English (en)
Inventor
B K A Duncker
B S T Eberstein
Original Assignee
Ericsson Telefon Ab L M
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 Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Publication of DK339675A publication Critical patent/DK339675A/da

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G1/00—Details of arrangements for controlling amplification
    • H03G1/0005—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal
    • H03G1/0035—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal using continuously variable impedance elements
    • H03G1/0052—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal using continuously variable impedance elements using diodes
    • H03G1/0064—Variable capacitance diodes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/02—Details
    • H04B3/04—Control of transmission; Equalising
    • H04B3/10—Control of transmission; Equalising by pilot signal
    • H04B3/12—Control of transmission; Equalising by pilot signal in negative-feedback path of line amplifier

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Amplifiers (AREA)
DK339675A 1974-07-26 1975-07-25 Bredbandet modkoblet forsterker med regulerbar forsterkningsfaktor DK339675A (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7409703A SE379461B (no) 1974-07-26 1974-07-26

Publications (1)

Publication Number Publication Date
DK339675A true DK339675A (da) 1976-01-27

Family

ID=20321784

Family Applications (1)

Application Number Title Priority Date Filing Date
DK339675A DK339675A (da) 1974-07-26 1975-07-25 Bredbandet modkoblet forsterker med regulerbar forsterkningsfaktor

Country Status (5)

Country Link
US (1) US4023112A (no)
DK (1) DK339675A (no)
FI (1) FI751964A (no)
NO (1) NO133861C (no)
SE (1) SE379461B (no)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4268807A (en) * 1978-07-13 1981-05-19 Spence Lewis C Band-pass filter and gain stage
US4439741A (en) * 1982-06-28 1984-03-27 Motorola, Inc. Stabilized high efficiency radio frequency amplifier
US4786828A (en) * 1987-05-15 1988-11-22 Hoffman Charles R Bias scheme for achieving voltage independent capacitance
US20030104783A1 (en) * 2001-12-04 2003-06-05 Esion-Tech, Llc Adaptive electromagnetic interference rejection system and method
TWI278987B (en) * 2001-12-04 2007-04-11 Em Microelectronic Marin Sa Complementary electronic system for lowering electric power consumption
ATE411642T1 (de) * 2001-12-04 2008-10-15 Em Microelectronic Marin Sa Komplementär aufgebautes elektronisches system für einen geringen elektrischen verbrauch
US8067958B2 (en) * 2010-01-12 2011-11-29 Infineon Technologies Ag Mitigating side effects of impedance transformation circuits

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2631201A (en) * 1952-02-23 1953-03-10 Rca Corp Signal amplifier
US2999169A (en) * 1956-12-28 1961-09-05 Bell Telephone Labor Inc Non-saturating transistor pulse amplifier

Also Published As

Publication number Publication date
SE379461B (no) 1975-10-06
NO752392L (no) 1976-01-27
US4023112A (en) 1977-05-10
NO133861C (no) 1976-07-14
FI751964A (no) 1976-01-27
NO133861B (no) 1976-03-29

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