IT1101112B - Sistema di controllo automatico di frequenza - Google Patents

Sistema di controllo automatico di frequenza

Info

Publication number
IT1101112B
IT1101112B IT29953/78A IT2995378A IT1101112B IT 1101112 B IT1101112 B IT 1101112B IT 29953/78 A IT29953/78 A IT 29953/78A IT 2995378 A IT2995378 A IT 2995378A IT 1101112 B IT1101112 B IT 1101112B
Authority
IT
Italy
Prior art keywords
control system
frequency control
automatic frequency
automatic
frequency
Prior art date
Application number
IT29953/78A
Other languages
English (en)
Other versions
IT7829953A0 (it
Original Assignee
Philips Nv
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 Philips Nv filed Critical Philips Nv
Publication of IT7829953A0 publication Critical patent/IT7829953A0/it
Application granted granted Critical
Publication of IT1101112B publication Critical patent/IT1101112B/it

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J7/00—Automatic frequency control; Automatic scanning over a band of frequencies
    • H03J7/02—Automatic frequency control
    • H03J7/04—Automatic frequency control where the frequency control is accomplished by varying the electrical characteristics of a non-mechanically adjustable element or where the nature of the frequency controlling element is not significant
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/06—Receivers
    • H04B1/16—Circuits
    • H04B1/30—Circuits for homodyne or synchrodyne receivers
    • H04B1/302—Circuits for homodyne or synchrodyne receivers for single sideband receivers

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Circuits Of Receivers In General (AREA)
  • Channel Selection Circuits, Automatic Tuning Circuits (AREA)
  • Superheterodyne Receivers (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
IT29953/78A 1977-11-23 1978-11-20 Sistema di controllo automatico di frequenza IT1101112B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB48753/77A GB1580226A (en) 1977-11-23 1977-11-23 Automatic frequency control system

Publications (2)

Publication Number Publication Date
IT7829953A0 IT7829953A0 (it) 1978-11-20
IT1101112B true IT1101112B (it) 1985-09-28

Family

ID=10449791

Family Applications (1)

Application Number Title Priority Date Filing Date
IT29953/78A IT1101112B (it) 1977-11-23 1978-11-20 Sistema di controllo automatico di frequenza

Country Status (9)

Country Link
US (1) US4241452A (it)
JP (1) JPS5482153A (it)
CA (1) CA1141826A (it)
DE (1) DE2850649A1 (it)
DK (1) DK516378A (it)
FR (1) FR2410395A1 (it)
GB (1) GB1580226A (it)
IT (1) IT1101112B (it)
SE (1) SE7811913L (it)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4554679A (en) * 1983-11-15 1985-11-19 Rca Corporation Noise reduction system for a single sideband multiplex signal
US5390348A (en) * 1992-02-12 1995-02-14 Creative Digital Inc. System for tracking and correcting drift and dispersion in satellite transmission signals

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE753551C (de) * 1939-04-15 1953-03-09 Fernseh Gmbh Verfahren und Einrichtung zum Empfang einer mittels frequenzmodulierter Wellen uebertragenen Signalfolge
US2494751A (en) * 1947-03-10 1950-01-17 Philco Corp Asymmetrical discriminator
BE485350A (it) * 1947-10-17
US2730614A (en) * 1950-01-20 1956-01-10 Stromberg Carlson Co Automatic frequency control system
US2915626A (en) * 1954-04-08 1959-12-01 Raytheon Co Automatic frequency control responsive to carrier frequency of distinctive pulse and preventing drift during signal failure
US3042867A (en) * 1956-10-11 1962-07-03 Rca Corp Communication system with compensating means for non-linear amplitude distortions
NL228659A (it) * 1958-06-12
FR2159187B1 (it) * 1971-11-10 1977-01-21 Onera (Off Nat Aerospatiale)

Also Published As

Publication number Publication date
GB1580226A (en) 1980-11-26
CA1141826A (en) 1983-02-22
DE2850649A1 (de) 1979-06-07
IT7829953A0 (it) 1978-11-20
US4241452A (en) 1980-12-23
FR2410395A1 (fr) 1979-06-22
SE7811913L (sv) 1979-05-24
DK516378A (da) 1979-05-24
JPS5482153A (en) 1979-06-30

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