FI912752A - STYRFOERFARANDE OCH -ANORDNING FOERSETT MED VILLKORLIG INGAONG FOER TELEVISIONSSAENDARE. - Google Patents

STYRFOERFARANDE OCH -ANORDNING FOERSETT MED VILLKORLIG INGAONG FOER TELEVISIONSSAENDARE. Download PDF

Info

Publication number
FI912752A
FI912752A FI912752A FI912752A FI912752A FI 912752 A FI912752 A FI 912752A FI 912752 A FI912752 A FI 912752A FI 912752 A FI912752 A FI 912752A FI 912752 A FI912752 A FI 912752A
Authority
FI
Finland
Prior art keywords
villkorlig
televisionssaendare
styrfoerfarande
ingaong
anordning
Prior art date
Application number
FI912752A
Other languages
Finnish (fi)
Other versions
FI912752A0 (en
Inventor
Jean Claude Jouet
Jean Pierre Vigarie
Original Assignee
Matra Communication
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 Matra Communication filed Critical Matra Communication
Publication of FI912752A0 publication Critical patent/FI912752A0/en
Publication of FI912752A publication Critical patent/FI912752A/en

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]
    • H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
    • H04N21/25—Management operations performed by the server for facilitating the content distribution or administrating data related to end-users or client devices, e.g. end-user or client device authentication, learning user preferences for recommending movies
    • H04N21/266—Channel or content management, e.g. generation and management of keys and entitlement messages in a conditional access system, merging a VOD unicast channel into a multicast channel
    • H04N21/26606—Channel or content management, e.g. generation and management of keys and entitlement messages in a conditional access system, merging a VOD unicast channel into a multicast channel for generating or managing entitlement messages, e.g. Entitlement Control Message [ECM] or Entitlement Management Message [EMM]
    • 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
    • H04N7/167—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)
  • Databases & Information Systems (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computer Security & Cryptography (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Interconnected Communication Systems, Intercoms, And Interphones (AREA)
  • Studio Devices (AREA)
FI912752A 1990-06-08 1991-06-07 STYRFOERFARANDE OCH -ANORDNING FOERSETT MED VILLKORLIG INGAONG FOER TELEVISIONSSAENDARE. FI912752A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9007165A FR2663179B1 (en) 1990-06-08 1990-06-08 TRANSCONTROLLER METHOD AND DEVICE FOR INSTALLATION OF BROADCASTING OF CONDITIONAL ACCESS TELEVISION PROGRAMS.

Publications (2)

Publication Number Publication Date
FI912752A0 FI912752A0 (en) 1991-06-07
FI912752A true FI912752A (en) 1991-12-09

Family

ID=9397424

Family Applications (1)

Application Number Title Priority Date Filing Date
FI912752A FI912752A (en) 1990-06-08 1991-06-07 STYRFOERFARANDE OCH -ANORDNING FOERSETT MED VILLKORLIG INGAONG FOER TELEVISIONSSAENDARE.

Country Status (7)

Country Link
EP (1) EP0461029B1 (en)
JP (1) JPH0795725B2 (en)
AU (1) AU636039B2 (en)
DE (1) DE69108781D1 (en)
FI (1) FI912752A (en)
FR (1) FR2663179B1 (en)
NO (1) NO178650C (en)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI97928C (en) * 1994-03-21 1997-03-10 Nokia Technology Gmbh Method of encrypting a television transmission transmitted in digital form
FR2718594B1 (en) * 1994-04-06 1996-04-26 France Telecom Method for broadcasting programs with progressive conditional access and separating the flow of information.
EP1845527A3 (en) * 1994-07-08 2012-04-25 Sony Corporation Receiving controlled-access broadcast signals
FR2729521A1 (en) * 1995-01-17 1996-07-19 Thomson Consumer Electronics METHOD FOR PROTECTING MANAGEMENT MESSAGES OF AN ACCESS CONTROL SYSTEM AND DEVICE FOR IMPLEMENTING SAID METHOD
FR2730116A1 (en) * 1995-01-31 1996-08-02 Thomson Broadband Systems SYSTEM FOR DEPARTURE OF A TELEVISION SIGNAL BROKER
FR2732537B1 (en) * 1995-03-31 1997-06-13 Canal Plus Sa METHOD AND INSTALLATION FOR RECORDING ENCRYPTED DIGITAL INFORMATION
FR2750554B1 (en) * 1996-06-28 1998-08-14 Thomson Multimedia Sa CONDITIONAL ACCESS SYSTEM AND CHIP CARD ALLOWING SUCH ACCESS
DE19630707A1 (en) * 1996-07-30 1998-02-05 Deutsche Telekom Ag Procedures and arrangements to avoid unauthorized use of distribution networks
FR2752655B1 (en) * 1996-08-20 1998-09-18 France Telecom METHOD AND EQUIPMENT FOR ALLOCATING A COMPLEMENTARY CONDITIONAL ACCESS TO A TELEVISION PROGRAM ALREADY WITH CONDITIONAL ACCESS
US5937067A (en) * 1996-11-12 1999-08-10 Scientific-Atlanta, Inc. Apparatus and method for local encryption control of a global transport data stream
FR2755810B1 (en) * 1996-11-14 1998-12-31 Thomson Multimedia Sa METHOD FOR CERTIFYING DATA BY SCAM AND CERTIFICATION SYSTEM USING SUCH A METHOD
US6178242B1 (en) 1997-02-07 2001-01-23 Nds Limited Digital recording protection system
FR2769779B1 (en) * 1997-10-14 1999-11-12 Thomson Multimedia Sa METHOD FOR CONTROLLING ACCESS TO A HOME NETWORK AND DEVICE IMPLEMENTING THE METHOD
IL123554A (en) 1998-03-04 2003-01-12 Nds Ltd Key delivery in a secure broadcasting system
UA71056C2 (en) * 2000-01-28 2004-11-15 Награкард С.А. Method and system for transmitting coded data
GB2374998B (en) 2000-05-22 2004-10-13 Nds Ltd Dynamically shifting control word
FR2831360B1 (en) * 2001-10-19 2004-02-06 Viaccess Sa INTERACTIVE PROTOCOL FOR THE REMOTE MANAGEMENT OF ACCESS CONTROL OF BROKEN INFORMATION
US7610486B2 (en) 2003-03-04 2009-10-27 Gamelogic Inc Conditional access system and method
JP4536092B2 (en) * 2007-07-30 2010-09-01 日本放送協会 Conditional reception processing device
JP4536091B2 (en) * 2007-07-30 2010-09-01 日本放送協会 Processing apparatus and processing method for conditional access system

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU618285B2 (en) * 1987-09-14 1991-12-19 British Telecommunications Public Limited Company Method of communicating digital signals and receiver for use with such method
GB2214677B (en) * 1988-01-26 1991-06-26 Philips Electronic Associated Decoding transmitted scrambled signals
JPH01246979A (en) * 1988-03-29 1989-10-02 Kondeishiyonaru Akusesu Technol Kenkyusho:Kk Chargeable program distributing system and cryptographic key distributing structure
NL8900307A (en) * 1989-02-08 1990-09-03 Philips Nv PUBLIC COMMUNICATION SYSTEM WITH DISTRIBUTED STATIONS, AND STATION AND SUBSTATIONS FOR USE IN SUCH A COMMUNICATION SYSTEM.

Also Published As

Publication number Publication date
EP0461029A1 (en) 1991-12-11
EP0461029B1 (en) 1995-04-12
NO912179L (en) 1991-12-09
NO178650B (en) 1996-01-22
NO912179D0 (en) 1991-06-06
FI912752A0 (en) 1991-06-07
JPH04233345A (en) 1992-08-21
FR2663179B1 (en) 1992-09-11
JPH0795725B2 (en) 1995-10-11
FR2663179A1 (en) 1991-12-13
NO178650C (en) 1996-05-02
AU636039B2 (en) 1993-04-08
DE69108781D1 (en) 1995-05-18
AU7828591A (en) 1991-12-12

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