AU7890491A - An improved pay-tv-system - Google Patents

An improved pay-tv-system

Info

Publication number
AU7890491A
AU7890491A AU78904/91A AU7890491A AU7890491A AU 7890491 A AU7890491 A AU 7890491A AU 78904/91 A AU78904/91 A AU 78904/91A AU 7890491 A AU7890491 A AU 7890491A AU 7890491 A AU7890491 A AU 7890491A
Authority
AU
Australia
Prior art keywords
improved pay
pay
improved
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.)
Abandoned
Application number
AU78904/91A
Inventor
Richard Soderqvist
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.)
SPACENET AB
Original Assignee
SPACENET AB
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 SPACENET AB filed Critical SPACENET AB
Publication of AU7890491A publication Critical patent/AU7890491A/en
Abandoned 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
    • H04N7/162—Authorising the user terminal, e.g. by paying; Registering the use of a subscription channel, e.g. billing
    • H04N7/165—Centralised control of user terminal ; Registering at central
    • 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
AU78904/91A 1990-05-09 1991-04-30 An improved pay-tv-system Abandoned AU7890491A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE9001672A SE9001672L (en) 1990-05-09 1990-05-09 DEVICE ON PAYMENT-TV SYSTEM
SE9001672 1990-05-09

Publications (1)

Publication Number Publication Date
AU7890491A true AU7890491A (en) 1991-11-27

Family

ID=20379425

Family Applications (1)

Application Number Title Priority Date Filing Date
AU78904/91A Abandoned AU7890491A (en) 1990-05-09 1991-04-30 An improved pay-tv-system

Country Status (3)

Country Link
AU (1) AU7890491A (en)
SE (1) SE9001672L (en)
WO (1) WO1991017630A1 (en)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3896262A (en) * 1974-03-21 1975-07-22 Hughes Aircraft Co Subscription television jamming system
US4841569A (en) * 1987-12-30 1989-06-20 General Instrument Corporation Secure video distribution system
SE8803814A0 (en) * 1988-10-25 1990-04-26 Spacenet Ab Device for pay-TV systems

Also Published As

Publication number Publication date
SE9001672L (en) 1992-01-27
SE9001672D0 (en) 1990-05-09
WO1991017630A1 (en) 1991-11-14

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