DE69132198D1 - Externes Sicherheitsmodul für einen Fernsehsignal-Decodierer - Google Patents

Externes Sicherheitsmodul für einen Fernsehsignal-Decodierer

Info

Publication number
DE69132198D1
DE69132198D1 DE69132198T DE69132198T DE69132198D1 DE 69132198 D1 DE69132198 D1 DE 69132198D1 DE 69132198 T DE69132198 T DE 69132198T DE 69132198 T DE69132198 T DE 69132198T DE 69132198 D1 DE69132198 D1 DE 69132198D1
Authority
DE
Germany
Prior art keywords
security module
television signal
signal decoder
external security
external
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 - Fee Related
Application number
DE69132198T
Other languages
English (en)
Other versions
DE69132198T2 (de
Inventor
Keith Beverly Gammie
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.)
Scientific Atlanta LLC
Original Assignee
Scientific Atlanta LLC
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=23879542&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69132198(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Scientific Atlanta LLC filed Critical Scientific Atlanta LLC
Application granted granted Critical
Publication of DE69132198D1 publication Critical patent/DE69132198D1/de
Publication of DE69132198T2 publication Critical patent/DE69132198T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
    • H04N21/44—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream, rendering scenes according to MPEG-4 scene graphs
    • H04N21/4405—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream, rendering scenes according to MPEG-4 scene graphs involving video stream decryption
    • 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
DE69132198T 1990-02-01 1991-01-30 Externes Sicherheitsmodul für einen Fernsehsignal-Decodierer Expired - Fee Related DE69132198T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/473,442 US5029207A (en) 1990-02-01 1990-02-01 External security module for a television signal decoder

Publications (2)

Publication Number Publication Date
DE69132198D1 true DE69132198D1 (de) 2000-06-15
DE69132198T2 DE69132198T2 (de) 2000-11-23

Family

ID=23879542

Family Applications (2)

Application Number Title Priority Date Filing Date
DE69131285T Expired - Fee Related DE69131285T2 (de) 1990-02-01 1991-01-30 Externer sicherheitsmodul für einen fernsehsignaldetektor
DE69132198T Expired - Fee Related DE69132198T2 (de) 1990-02-01 1991-01-30 Externes Sicherheitsmodul für einen Fernsehsignal-Decodierer

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE69131285T Expired - Fee Related DE69131285T2 (de) 1990-02-01 1991-01-30 Externer sicherheitsmodul für einen fernsehsignaldetektor

Country Status (12)

Country Link
US (2) US5029207A (de)
EP (2) EP0809402B1 (de)
JP (1) JP3304084B2 (de)
KR (1) KR100193542B1 (de)
AR (1) AR246145A1 (de)
AT (2) ATE180936T1 (de)
AU (1) AU635180B2 (de)
BR (1) BR9104261A (de)
CA (1) CA2049310C (de)
DE (2) DE69131285T2 (de)
MX (1) MX172416B (de)
WO (1) WO1991011884A1 (de)

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ATE192891T1 (de) 2000-05-15
DE69131285T2 (de) 1999-09-30
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JP3304084B2 (ja) 2002-07-22
EP0809402B1 (de) 2000-05-10
KR920702158A (ko) 1992-08-12
DE69131285D1 (de) 1999-07-08
KR100193542B1 (ko) 1999-06-15
MX172416B (es) 1993-12-15
AU635180B2 (en) 1993-03-11
CA2049310A1 (en) 1991-08-02
DE69132198T2 (de) 2000-11-23
US5029207A (en) 1991-07-02
ATE180936T1 (de) 1999-06-15
BR9104261A (pt) 1992-03-03
USRE39166E1 (en) 2006-07-11
AU7340291A (en) 1991-08-21
AR246145A1 (es) 1994-03-30
EP0809402A1 (de) 1997-11-26
WO1991011884A1 (en) 1991-08-08
CA2049310C (en) 2001-03-27
EP0466916B1 (de) 1999-06-02

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