DE3688855T2 - Satellitenübertragungssystem mit Direktübertragung. - Google Patents

Satellitenübertragungssystem mit Direktübertragung.

Info

Publication number
DE3688855T2
DE3688855T2 DE86301602T DE3688855T DE3688855T2 DE 3688855 T2 DE3688855 T2 DE 3688855T2 DE 86301602 T DE86301602 T DE 86301602T DE 3688855 T DE3688855 T DE 3688855T DE 3688855 T2 DE3688855 T2 DE 3688855T2
Authority
DE
Germany
Prior art keywords
transmission
satellite
direct
transmission system
direct transmission
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
DE86301602T
Other languages
English (en)
Other versions
DE3688855D1 (de
Inventor
S Wayne Mundy
Joseph B Glaab
John M Jeffers
Donald R Horne
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.)
Arris Technology Inc
Original Assignee
Arris Technology Inc
General Instrument 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 Arris Technology Inc, General Instrument Corp filed Critical Arris Technology Inc
Publication of DE3688855D1 publication Critical patent/DE3688855D1/de
Application granted granted Critical
Publication of DE3688855T2 publication Critical patent/DE3688855T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • H04N7/1675—Providing digital key or authorisation information for generation or regeneration of the scrambling sequence
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04H—BROADCAST COMMUNICATION
    • H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
    • H04H20/28—Arrangements for simultaneous broadcast of plural pieces of information
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04H—BROADCAST COMMUNICATION
    • H04H60/00—Arrangements for broadcast applications with a direct linking to broadcast information or broadcast space-time; Broadcast-related systems
    • H04H60/09—Arrangements for device control with a direct linkage to broadcast information or to broadcast space-time; Arrangements for control of broadcast-related services
    • H04H60/13—Arrangements for device control affected by the broadcast information
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04H—BROADCAST COMMUNICATION
    • H04H60/00—Arrangements for broadcast applications with a direct linking to broadcast information or broadcast space-time; Broadcast-related systems
    • H04H60/09—Arrangements for device control with a direct linkage to broadcast information or to broadcast space-time; Arrangements for control of broadcast-related services
    • H04H60/14—Arrangements for conditional access to broadcast information or to broadcast-related services
    • H04H60/23—Arrangements for conditional access to broadcast information or to broadcast-related services using cryptography, e.g. encryption, authentication, key distribution
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/08—Systems for the simultaneous or sequential transmission of more than one television signal, e.g. additional information signals, the signals occupying wholly or partially the same frequency band, e.g. by time division
    • H04N7/084—Systems for the simultaneous or sequential transmission of more than one television signal, e.g. additional information signals, the signals occupying wholly or partially the same frequency band, e.g. by time division with signal insertion during the horizontal blanking interval only
    • H04N7/085—Systems for the simultaneous or sequential transmission of more than one television signal, e.g. additional information signals, the signals occupying wholly or partially the same frequency band, e.g. by time division with signal insertion during the horizontal blanking interval only the inserted signal being digital
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04H—BROADCAST COMMUNICATION
    • H04H2201/00—Aspects of broadcast communication
    • H04H2201/70—Aspects of broadcast communication characterised in that receivers can be addressed
DE86301602T 1985-05-01 1986-03-06 Satellitenübertragungssystem mit Direktübertragung. Expired - Lifetime DE3688855T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US72929085A 1985-05-01 1985-05-01

Publications (2)

Publication Number Publication Date
DE3688855D1 DE3688855D1 (de) 1993-09-16
DE3688855T2 true DE3688855T2 (de) 1994-03-17

Family

ID=24930383

Family Applications (1)

Application Number Title Priority Date Filing Date
DE86301602T Expired - Lifetime DE3688855T2 (de) 1985-05-01 1986-03-06 Satellitenübertragungssystem mit Direktübertragung.

Country Status (5)

Country Link
US (1) US4739510A (de)
EP (1) EP0200310B1 (de)
JP (1) JPS61253936A (de)
CA (1) CA1317368C (de)
DE (1) DE3688855T2 (de)

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DE3688855D1 (de) 1993-09-16
US4739510A (en) 1988-04-19
EP0200310A3 (en) 1987-10-07
JPS61253936A (ja) 1986-11-11
EP0200310A2 (de) 1986-11-05
EP0200310B1 (de) 1993-08-11
CA1317368C (en) 1993-05-04

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