SE384773B - Pilotfrekvensreglerad berfrekvensledningsforsterkare - Google Patents

Pilotfrekvensreglerad berfrekvensledningsforsterkare

Info

Publication number
SE384773B
SE384773B SE7306984A SE7306984A SE384773B SE 384773 B SE384773 B SE 384773B SE 7306984 A SE7306984 A SE 7306984A SE 7306984 A SE7306984 A SE 7306984A SE 384773 B SE384773 B SE 384773B
Authority
SE
Sweden
Prior art keywords
controlled rate
frequency
amplifier
pilot
pilot frequency
Prior art date
Application number
SE7306984A
Other languages
English (en)
Swedish (sv)
Inventor
P Bartenstein
Original Assignee
Siemens Ag
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
Priority claimed from DE19722224621 external-priority patent/DE2224621C3/de
Priority claimed from DE19732319784 external-priority patent/DE2319784C3/de
Application filed by Siemens Ag filed Critical Siemens Ag
Publication of SE384773B publication Critical patent/SE384773B/xx

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G1/00—Details of arrangements for controlling amplification
    • H03G1/02—Remote control of amplification, tone or bandwidth
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/005—Control by a pilot signal
    • 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)
SE7306984A 1972-05-19 1973-05-17 Pilotfrekvensreglerad berfrekvensledningsforsterkare SE384773B (sv)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19722224621 DE2224621C3 (de) 1972-05-19 1972-05-19 Pilotgeregelter Trägerfrequenz-Leitungsverstärke r
DE19732319784 DE2319784C3 (de) 1973-04-18 1973-04-18 Pilotgeregelter Trägerfrequenz-Leitungsverstärker

Publications (1)

Publication Number Publication Date
SE384773B true SE384773B (sv) 1976-05-17

Family

ID=25763288

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7306984A SE384773B (sv) 1972-05-19 1973-05-17 Pilotfrekvensreglerad berfrekvensledningsforsterkare

Country Status (8)

Country Link
US (1) US3872394A (cs)
CH (1) CH549908A (cs)
FR (1) FR2185898B1 (cs)
GB (1) GB1435563A (cs)
IL (1) IL42274A (cs)
IT (1) IT993559B (cs)
NL (1) NL150975B (cs)
SE (1) SE384773B (cs)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5742202A (en) * 1996-05-31 1998-04-21 Scientific-Atlanta, Inc. Method and apparatus for dynamic automatic gain control when pilot signal is lost
US7123086B2 (en) * 2003-05-07 2006-10-17 Powerwave Technologies, Inc. Feed forward amplifier employing positive feedback pilot generation

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2298192A (en) * 1941-12-26 1942-10-06 Bell Telephone Labor Inc Thermistor circuit
US3510793A (en) * 1964-02-26 1970-05-05 Int Standard Electric Corp Amplifier regulator employing an electrolytic variable resistance device
US3435360A (en) * 1966-04-05 1969-03-25 Itt Zero output impedance amplifier
DE1800947B2 (de) * 1968-10-03 1972-12-21 Siemens AG, 1000 Berlin u 8000 München Einrichtung zur pegelsteuerung unter verwendung fremdgeheizter heissleiter
AU2407071A (en) * 1970-01-08 1972-07-13 Nippon Electric Company, Limited Automatic level control system for a carrier transmission system

Also Published As

Publication number Publication date
US3872394A (en) 1975-03-18
NL7306791A (cs) 1973-11-21
GB1435563A (en) 1976-05-12
IL42274A0 (en) 1973-07-30
CH549908A (de) 1974-05-31
NL150975B (nl) 1976-09-15
FR2185898B1 (cs) 1979-10-05
IT993559B (it) 1975-09-30
FR2185898A1 (cs) 1974-01-04
IL42274A (en) 1975-11-25

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