DE3587370D1 - System zur entschleierungsfreigabe auf selektiver abonnementsbasis in einem abonnementenkommunikationsnetz. - Google Patents

System zur entschleierungsfreigabe auf selektiver abonnementsbasis in einem abonnementenkommunikationsnetz.

Info

Publication number
DE3587370D1
DE3587370D1 DE8888120288T DE3587370T DE3587370D1 DE 3587370 D1 DE3587370 D1 DE 3587370D1 DE 8888120288 T DE8888120288 T DE 8888120288T DE 3587370 T DE3587370 T DE 3587370T DE 3587370 D1 DE3587370 D1 DE 3587370D1
Authority
DE
Germany
Prior art keywords
signal
descrambling
subscriber
prepaid
credit
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.)
Expired - Lifetime
Application number
DE8888120288T
Other languages
English (en)
Other versions
DE3587370T2 (de
Inventor
Klein Shaw Gilhousen
Harding Michael Van
Jerrold Allan Heller
Robert Darrel Blakeney
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.)
Engility LLC
Original Assignee
CABLE/HOME COMMUNICATION CORP SAN DIEGO CALIF US
MA Com Government Systems Inc
Cable Home Communication 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
Application filed by CABLE/HOME COMMUNICATION CORP SAN DIEGO CALIF US, MA Com Government Systems Inc, Cable Home Communication Corp filed Critical CABLE/HOME COMMUNICATION CORP SAN DIEGO CALIF US
Application granted granted Critical
Publication of DE3587370D1 publication Critical patent/DE3587370D1/de
Publication of DE3587370T2 publication Critical patent/DE3587370T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00Television systems
    • H04N7/16Analogue secrecy systems; Analogue subscription systems
    • H04N7/162Authorising the user terminal, e.g. by paying; Registering the use of a subscription channel, e.g. billing
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00Television systems
    • H04N7/16Analogue secrecy systems; Analogue subscription systems
    • H04N7/167Systems rendering the television signal unintelligible and subsequently intelligible
    • H04N7/1675Providing digital key or authorisation information for generation or regeneration of the scrambling sequence
DE8888120288T 1984-06-08 1985-06-03 System zur entschleierungsfreigabe auf selektiver abonnementsbasis in einem abonnementenkommunikationsnetz. Expired - Lifetime DE3587370T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/618,917 US4712238A (en) 1984-06-08 1984-06-08 Selective-subscription descrambling

Publications (2)

Publication Number Publication Date
DE3587370D1 true DE3587370D1 (de) 1993-07-01
DE3587370T2 DE3587370T2 (de) 1993-09-16

Family

ID=24479674

Family Applications (2)

Application Number Title Priority Date Filing Date
DE8888120288T Expired - Lifetime DE3587370T2 (de) 1984-06-08 1985-06-03 System zur entschleierungsfreigabe auf selektiver abonnementsbasis in einem abonnementenkommunikationsnetz.
DE8585303897T Expired - Lifetime DE3577961D1 (de) 1984-06-08 1985-06-03 System zur entschleierungsfreigabe auf selektiver abonnementsbasis in einem abonnementenkommunikationsnetz.

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE8585303897T Expired - Lifetime DE3577961D1 (de) 1984-06-08 1985-06-03 System zur entschleierungsfreigabe auf selektiver abonnementsbasis in einem abonnementenkommunikationsnetz.

Country Status (9)

Country Link
US (2) US4712238A (de)
EP (2) EP0314203B1 (de)
JP (4) JPS613546A (de)
AT (2) ATE53160T1 (de)
AU (4) AU575950B2 (de)
CA (1) CA1277764C (de)
DE (2) DE3587370T2 (de)
DK (1) DK175419B1 (de)
NO (1) NO168080C (de)

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Also Published As

Publication number Publication date
JP2609406B2 (ja) 1997-05-14
US4712238A (en) 1987-12-08
NO852280L (no) 1985-12-09
EP0314203A3 (en) 1989-08-23
EP0164983A2 (de) 1985-12-18
EP0164983A3 (en) 1986-12-10
AU1843788A (en) 1988-09-22
AU612375B2 (en) 1991-07-11
DK175419B1 (da) 2004-10-04
JPH05304670A (ja) 1993-11-16
AU4340185A (en) 1985-12-12
DE3587370T2 (de) 1993-09-16
CA1277764C (en) 1990-12-11
JPH0562852B2 (de) 1993-09-09
AU1843688A (en) 1988-09-22
AU1843888A (en) 1988-09-22
EP0314203A2 (de) 1989-05-03
JP2589031B2 (ja) 1997-03-12
JPS613546A (ja) 1986-01-09
NO168080B (no) 1991-09-30
EP0314203B1 (de) 1993-05-26
JP2601604B2 (ja) 1997-04-16
ATE53160T1 (de) 1990-06-15
DK247985A (da) 1985-12-09
DE3577961D1 (de) 1990-06-28
NO168080C (no) 1992-01-08
ATE89972T1 (de) 1993-06-15
JPH05304667A (ja) 1993-11-16
JPH05304671A (ja) 1993-11-16
AU587942B2 (en) 1989-08-31
AU612374B2 (en) 1991-07-11
AU575950B2 (en) 1988-08-11
US4792973A (en) 1988-12-20
DK247985D0 (da) 1985-06-03
EP0164983B1 (de) 1990-05-23

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