SE8600521L - Kopplingsanordning - Google Patents

Kopplingsanordning

Info

Publication number
SE8600521L
SE8600521L SE8600521A SE8600521A SE8600521L SE 8600521 L SE8600521 L SE 8600521L SE 8600521 A SE8600521 A SE 8600521A SE 8600521 A SE8600521 A SE 8600521A SE 8600521 L SE8600521 L SE 8600521L
Authority
SE
Sweden
Prior art keywords
subscribers
channels
signals
program channels
blocking means
Prior art date
Application number
SE8600521A
Other languages
English (en)
Swedish (sv)
Other versions
SE8600521D0 (sv
Inventor
Arne Ljungdahl
Peter Fagerlin
Original Assignee
Arne Ljungdahl
Peter Fagerlin
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 Arne Ljungdahl, Peter Fagerlin filed Critical Arne Ljungdahl
Priority to SE8600521A priority Critical patent/SE8600521L/xx
Publication of SE8600521D0 publication Critical patent/SE8600521D0/xx
Priority to EP19870901160 priority patent/EP0256084A1/de
Priority to PCT/SE1987/000052 priority patent/WO1987004882A1/en
Priority to AU70237/87A priority patent/AU7023787A/en
Publication of SE8600521L publication Critical patent/SE8600521L/xx

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
    • H04N7/166—Passage/non-passage of the television signal, e.g. jamming, band suppression
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04H—BROADCAST COMMUNICATION
    • H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
    • H04H20/65—Arrangements characterised by transmission systems for broadcast
    • H04H20/76—Wired systems
    • H04H20/77—Wired systems using carrier waves

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Television Systems (AREA)
SE8600521A 1986-02-05 1986-02-05 Kopplingsanordning SE8600521L (sv)

Priority Applications (4)

Application Number Priority Date Filing Date Title
SE8600521A SE8600521L (sv) 1986-02-05 1986-02-05 Kopplingsanordning
EP19870901160 EP0256084A1 (de) 1986-02-05 1987-02-04 Verfahren und vorrichtung zur selektiven blockierung von programmkanälen
PCT/SE1987/000052 WO1987004882A1 (en) 1986-02-05 1987-02-04 Method and apparatus for selectively blocking program channels
AU70237/87A AU7023787A (en) 1986-02-05 1987-02-04 Method and apparatus for selectively blocking program channels

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8600521A SE8600521L (sv) 1986-02-05 1986-02-05 Kopplingsanordning

Publications (2)

Publication Number Publication Date
SE8600521D0 SE8600521D0 (sv) 1986-02-05
SE8600521L true SE8600521L (sv) 1987-08-06

Family

ID=20363372

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8600521A SE8600521L (sv) 1986-02-05 1986-02-05 Kopplingsanordning

Country Status (4)

Country Link
EP (1) EP0256084A1 (de)
AU (1) AU7023787A (de)
SE (1) SE8600521L (de)
WO (1) WO1987004882A1 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE8803814A0 (sv) * 1988-10-25 1990-04-26 Spacenet Ab Anordning vid betal-TV-system

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4039954A (en) * 1975-05-27 1977-08-02 Oak Holland B.V. Signal distribution device for a cable television
GB1554411A (en) * 1975-08-09 1979-10-17 Communications Patents Ltd Control systems
US4434436A (en) * 1981-07-13 1984-02-28 Bruce Merrill Addressable premium channel obfuscation device for cable television systems
EP0157889A1 (de) * 1984-04-05 1985-10-16 Vitek Electronics, Inc. Adressierbares Sicherheitssystem zur Freigabe von Kabelkanälen

Also Published As

Publication number Publication date
EP0256084A1 (de) 1988-02-24
SE8600521D0 (sv) 1986-02-05
AU7023787A (en) 1987-08-25
WO1987004882A1 (en) 1987-08-13

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