NO166110C - Omkastning og gjenopprettelse av kommunikasjons- og televisjonssignaler. - Google Patents

Omkastning og gjenopprettelse av kommunikasjons- og televisjonssignaler.

Info

Publication number
NO166110C
NO166110C NO842067A NO842067A NO166110C NO 166110 C NO166110 C NO 166110C NO 842067 A NO842067 A NO 842067A NO 842067 A NO842067 A NO 842067A NO 166110 C NO166110 C NO 166110C
Authority
NO
Norway
Prior art keywords
recreation
return
communication
television signals
television
Prior art date
Application number
NO842067A
Other languages
English (en)
Norwegian (no)
Other versions
NO166110B (no
NO842067L (no
Inventor
Klein S Gilhousen
Charles F Newby Jr
Karl E Moerder
Original Assignee
Titan Linkabit Corp
Cable Home Communicaton Corp
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=23982554&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=NO166110(C) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Titan Linkabit Corp, Cable Home Communicaton Corp filed Critical Titan Linkabit Corp
Publication of NO842067L publication Critical patent/NO842067L/no
Publication of NO166110B publication Critical patent/NO166110B/no
Publication of NO166110C publication Critical patent/NO166110C/no

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
    • H04N7/1675—Providing digital key or authorisation information for generation or regeneration of the scrambling sequence

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Selective Calling Equipment (AREA)
NO842067A 1983-05-27 1984-05-24 Omkastning og gjenopprettelse av kommunikasjons- og televisjonssignaler. NO166110C (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/498,800 US4613901A (en) 1983-05-27 1983-05-27 Signal encryption and distribution system for controlling scrambling and selective remote descrambling of television signals

Publications (3)

Publication Number Publication Date
NO842067L NO842067L (no) 1984-11-28
NO166110B NO166110B (no) 1991-02-18
NO166110C true NO166110C (no) 1991-05-29

Family

ID=23982554

Family Applications (1)

Application Number Title Priority Date Filing Date
NO842067A NO166110C (no) 1983-05-27 1984-05-24 Omkastning og gjenopprettelse av kommunikasjons- og televisjonssignaler.

Country Status (8)

Country Link
US (1) US4613901A (fr)
EP (1) EP0127381B1 (fr)
JP (2) JPS6057783A (fr)
AU (1) AU559463B2 (fr)
CA (1) CA1242793A (fr)
DE (1) DE3470368D1 (fr)
DK (1) DK167332B1 (fr)
NO (1) NO166110C (fr)

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CA1242793A (fr) 1988-10-04
AU559463B2 (en) 1987-03-12
US4613901A (en) 1986-09-23
EP0127381B1 (fr) 1988-04-06
DE3470368D1 (en) 1988-05-11
NO166110B (no) 1991-02-18
NO842067L (no) 1984-11-28
DK167332B1 (da) 1993-10-11
DK255484A (da) 1984-11-28
JPH055239B2 (fr) 1993-01-21
DK255484D0 (da) 1984-05-24
JPH0296489A (ja) 1990-04-09
EP0127381A1 (fr) 1984-12-05
JPS6057783A (ja) 1985-04-03
JPH056398B2 (fr) 1993-01-26
AU2870784A (en) 1984-11-29

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