DE69229235T2 - Empfangsgerät und -verfahren - Google Patents

Empfangsgerät und -verfahren

Info

Publication number
DE69229235T2
DE69229235T2 DE69229235T DE69229235T DE69229235T2 DE 69229235 T2 DE69229235 T2 DE 69229235T2 DE 69229235 T DE69229235 T DE 69229235T DE 69229235 T DE69229235 T DE 69229235T DE 69229235 T2 DE69229235 T2 DE 69229235T2
Authority
DE
Germany
Prior art keywords
analog
reception system
signals
receiver device
upgrade
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
DE69229235T
Other languages
English (en)
Other versions
DE69229235D1 (de
Inventor
Keith Gammie
Robert K Yoneda
Arthur Woo
Wayne Sheldrick
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
Application filed by Scientific Atlanta LLC filed Critical Scientific Atlanta LLC
Publication of DE69229235D1 publication Critical patent/DE69229235D1/de
Application granted granted Critical
Publication of DE69229235T2 publication Critical patent/DE69229235T2/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
    • 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
    • H04N21/45—Management operations performed by the client for facilitating the reception of or the interaction with the content or administrating data related to the end-user or to the client device itself, e.g. learning user preferences for recommending movies, resolving scheduling conflicts
    • H04N21/462—Content or additional data management, e.g. creating a master electronic program guide from data received from the Internet and a Head-end, controlling the complexity of a video stream by scaling the resolution or bit-rate based on the client capabilities
    • H04N21/4623—Processing of entitlement messages, e.g. ECM [Entitlement Control Message] or EMM [Entitlement Management Message]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/16—Analogue secrecy systems; Analogue subscription systems
    • H04N7/162—Authorising the user terminal, e.g. by paying; Registering the use of a subscription channel, e.g. billing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/16—Analogue secrecy systems; Analogue subscription systems
    • H04N7/162—Authorising the user terminal, e.g. by paying; Registering the use of a subscription channel, e.g. billing
    • H04N7/163—Authorising the user terminal, e.g. by paying; Registering the use of a subscription channel, e.g. billing by receiver means only
    • 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
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/20—Adaptations for transmission via a GHz frequency band, e.g. via satellite
    • 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
    • H04N21/41—Structure of client; Structure of client peripherals
    • H04N21/426—Internal components of the client ; Characteristics thereof
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
    • H04N5/46—Receiver circuitry for the reception of television signals according to analogue transmission standards for receiving on more than one standard at will
DE69229235T 1991-03-29 1992-03-27 Empfangsgerät und -verfahren Expired - Fee Related DE69229235T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/677,460 US5237610A (en) 1990-02-01 1991-03-29 Independent external security module for a digitally upgradeable television signal decoder

Publications (2)

Publication Number Publication Date
DE69229235D1 DE69229235D1 (de) 1999-06-24
DE69229235T2 true DE69229235T2 (de) 1999-09-23

Family

ID=24718797

Family Applications (3)

Application Number Title Priority Date Filing Date
DE69229235T Expired - Fee Related DE69229235T2 (de) 1991-03-29 1992-03-27 Empfangsgerät und -verfahren
DE69214698T Expired - Fee Related DE69214698T2 (de) 1991-03-29 1992-03-27 Unabhängiges externes Sicherheitsmodul für einen digital-erweiterbaren Fernsehsignaldekoder
DE69229408T Expired - Fee Related DE69229408T2 (de) 1991-03-29 1992-03-27 System zur Zusammenarbeit mit einer Satellitentransponder

Family Applications After (2)

Application Number Title Priority Date Filing Date
DE69214698T Expired - Fee Related DE69214698T2 (de) 1991-03-29 1992-03-27 Unabhängiges externes Sicherheitsmodul für einen digital-erweiterbaren Fernsehsignaldekoder
DE69229408T Expired - Fee Related DE69229408T2 (de) 1991-03-29 1992-03-27 System zur Zusammenarbeit mit einer Satellitentransponder

Country Status (10)

Country Link
US (1) US5237610A (de)
EP (3) EP0683614B1 (de)
JP (1) JP3476481B2 (de)
CN (1) CN1030955C (de)
AT (3) ATE144670T1 (de)
BR (1) BR9201106A (de)
DE (3) DE69229235T2 (de)
MY (1) MY131301A (de)
PH (1) PH31140A (de)
SG (1) SG44801A1 (de)

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ATE181196T1 (de) 1999-06-15
DE69229408D1 (de) 1999-07-15
CN1066950A (zh) 1992-12-09
AU650958B2 (en) 1994-07-07
US5237610A (en) 1993-08-17
EP0679029B1 (de) 1999-06-09
BR9201106A (pt) 1992-11-24
EP0683614A1 (de) 1995-11-22
DE69214698T2 (de) 1997-03-06
JP3476481B2 (ja) 2003-12-10
EP0506435A3 (de) 1992-11-25
DE69229408T2 (de) 1999-11-11
ATE144670T1 (de) 1996-11-15
DE69229235D1 (de) 1999-06-24
JPH05145923A (ja) 1993-06-11
EP0683614B1 (de) 1999-05-19
SG44801A1 (en) 1997-12-19
MY131301A (en) 2007-08-30
AU1384092A (en) 1992-10-01
DE69214698D1 (de) 1996-11-28
EP0506435B1 (de) 1996-10-23
PH31140A (en) 1998-03-03
EP0679029A1 (de) 1995-10-25
ATE180373T1 (de) 1999-06-15
CN1030955C (zh) 1996-02-07
EP0506435A2 (de) 1992-09-30

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