BE523632A - - Google Patents

Info

Publication number
BE523632A
BE523632A BE523632DA BE523632A BE 523632 A BE523632 A BE 523632A BE 523632D A BE523632D A BE 523632DA BE 523632 A BE523632 A BE 523632A
Authority
BE
Belgium
Application number
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.)
Publication of BE523632A publication Critical patent/BE523632A/xx

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00Television systems
    • H04N7/16Analogue secrecy systems; Analogue subscription systems
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00Television systems
    • H04N7/16Analogue secrecy systems; Analogue subscription systems
    • H04N7/167Systems rendering the television signal unintelligible and subsequently intelligible
    • H04N7/169Systems operating in the time domain of the television signal
    • H04N7/1693Systems operating in the time domain of the television signal by displacing synchronisation signals relative to active picture signals or vice versa

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Radio Relay Systems (AREA)
  • Television Systems (AREA)
BE523632D 1952-12-15 BE523632A (en:Method)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US326107A US2823252A (en) 1952-12-15 1952-12-15 Subscription television system

Publications (1)

Publication Number Publication Date
BE523632A true BE523632A (en:Method)

Family

ID=23270844

Family Applications (1)

Application Number Title Priority Date Filing Date
BE523632D BE523632A (en:Method) 1952-12-15

Country Status (7)

Country Link
US (1) US2823252A (en:Method)
BE (1) BE523632A (en:Method)
CH (1) CH329224A (en:Method)
DE (1) DE1058096B (en:Method)
FR (1) FR1089289A (en:Method)
GB (1) GB742140A (en:Method)
NL (1) NL112140C (en:Method)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2947804A (en) * 1954-10-21 1960-08-02 Zenith Radio Corp Secrecy communication
NL112145C (en:Method) * 1954-10-21
US2961481A (en) * 1954-12-30 1960-11-22 Hammond Secrecy television
US4638357A (en) * 1984-01-20 1987-01-20 Home Box Office, Inc. Audio scrambler
US5402488A (en) * 1991-08-30 1995-03-28 Karlock; James A. Method and apparatus for modifying a video signal
DE102009046059A1 (de) * 2009-10-27 2011-04-28 Drescher, Ernst-Peter, Dr. Verfahren zum Betreiben einer Eingabevorrichtung, Eingabevorrichtung, Automat mit einer Eingabevorrichtung sowie Verwendung einer Eingabevorrichtung

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB675061A (en) * 1950-05-08 1952-07-02 Zenith Radio Corp Improvements in television transmitters
US2414101A (en) * 1943-06-04 1947-01-14 Faximile Inc Graphic privacy system
US2472774A (en) * 1945-10-17 1949-06-07 Farnsworth Res Corp Irregular interlace scanning system
US2656407A (en) * 1949-02-12 1953-10-20 Zenith Radio Corp Subscriber signaling system
CH281914A (de) * 1950-03-06 1952-03-31 Zenith Radio Corp Sender zur Übertragung eines chiffrierten Nachrichtensignals.
US2664260A (en) * 1951-04-21 1953-12-29 Conveyor Company Inc Automatic dispensing, weighing, and recording apparatus

Also Published As

Publication number Publication date
GB742140A (en) 1955-12-21
US2823252A (en) 1958-02-11
CH329224A (de) 1958-04-15
NL112140C (en:Method)
DE1058096B (de) 1959-05-27
FR1089289A (fr) 1955-03-16

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