JPS5769984A - Scramble system for television signal - Google Patents

Scramble system for television signal

Info

Publication number
JPS5769984A
JPS5769984A JP55147412A JP14741280A JPS5769984A JP S5769984 A JPS5769984 A JP S5769984A JP 55147412 A JP55147412 A JP 55147412A JP 14741280 A JP14741280 A JP 14741280A JP S5769984 A JPS5769984 A JP S5769984A
Authority
JP
Japan
Prior art keywords
signal
circuit
synchronizing
inputted
key
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.)
Granted
Application number
JP55147412A
Other languages
English (en)
Japanese (ja)
Other versions
JPS625554B2 (enrdf_load_stackoverflow
Inventor
Toshio Komori
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.)
Marantz Japan Inc
Original Assignee
Marantz Japan Inc
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 Marantz Japan Inc filed Critical Marantz Japan Inc
Priority to JP55147412A priority Critical patent/JPS5769984A/ja
Publication of JPS5769984A publication Critical patent/JPS5769984A/ja
Publication of JPS625554B2 publication Critical patent/JPS625554B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/16—Analogue secrecy systems; Analogue subscription systems
    • H04N7/167—Systems rendering the television signal unintelligible and subsequently intelligible
    • H04N7/171—Systems operating in the amplitude domain of the television signal

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
JP55147412A 1980-10-21 1980-10-21 Scramble system for television signal Granted JPS5769984A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP55147412A JPS5769984A (en) 1980-10-21 1980-10-21 Scramble system for television signal

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP55147412A JPS5769984A (en) 1980-10-21 1980-10-21 Scramble system for television signal

Publications (2)

Publication Number Publication Date
JPS5769984A true JPS5769984A (en) 1982-04-30
JPS625554B2 JPS625554B2 (enrdf_load_stackoverflow) 1987-02-05

Family

ID=15429709

Family Applications (1)

Application Number Title Priority Date Filing Date
JP55147412A Granted JPS5769984A (en) 1980-10-21 1980-10-21 Scramble system for television signal

Country Status (1)

Country Link
JP (1) JPS5769984A (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
JPS625554B2 (enrdf_load_stackoverflow) 1987-02-05

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