AU568314B2 - Frequency conversion subscription television system - Google Patents

Frequency conversion subscription television system

Info

Publication number
AU568314B2
AU568314B2 AU19992/83A AU1999283A AU568314B2 AU 568314 B2 AU568314 B2 AU 568314B2 AU 19992/83 A AU19992/83 A AU 19992/83A AU 1999283 A AU1999283 A AU 1999283A AU 568314 B2 AU568314 B2 AU 568314B2
Authority
AU
Australia
Prior art keywords
frequency conversion
television system
subscription television
subscription
conversion
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.)
Ceased
Application number
AU19992/83A
Other versions
AU1999283A (en
Inventor
Jefke Tonnies
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.)
CAMVIEW PTY Ltd
Original Assignee
CAMVIEW Pty Ltd
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 CAMVIEW Pty Ltd filed Critical CAMVIEW Pty Ltd
Priority to AU19992/83A priority Critical patent/AU568314B2/en
Publication of AU1999283A publication Critical patent/AU1999283A/en
Application granted granted Critical
Publication of AU568314B2 publication Critical patent/AU568314B2/en
Anticipated expiration legal-status Critical
Ceased 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
AU19992/83A 1982-10-08 1982-10-08 Frequency conversion subscription television system Ceased AU568314B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU19992/83A AU568314B2 (en) 1982-10-08 1982-10-08 Frequency conversion subscription television system

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
AUPF6268 1982-10-08
AU19992/83A AU568314B2 (en) 1982-10-08 1982-10-08 Frequency conversion subscription television system
AU626882 1982-10-08

Publications (2)

Publication Number Publication Date
AU1999283A AU1999283A (en) 1984-04-12
AU568314B2 true AU568314B2 (en) 1987-12-24

Family

ID=25611702

Family Applications (1)

Application Number Title Priority Date Filing Date
AU19992/83A Ceased AU568314B2 (en) 1982-10-08 1982-10-08 Frequency conversion subscription television system

Country Status (1)

Country Link
AU (1) AU568314B2 (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU1966367A (en) * 1966-03-30 1968-10-03 Communications Patents Limited Improvements in wired broadcasting systems and apparatus therefor
AU4108778A (en) * 1977-10-19 1980-05-01 Feature Film Services Subscription television system

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU1966367A (en) * 1966-03-30 1968-10-03 Communications Patents Limited Improvements in wired broadcasting systems and apparatus therefor
AU1966467A (en) * 1966-03-30 1968-10-03 Communications Patents Limited Improvements in wired broadcasting systems and apparatus therefor
AU4108778A (en) * 1977-10-19 1980-05-01 Feature Film Services Subscription television system

Also Published As

Publication number Publication date
AU1999283A (en) 1984-04-12

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