EP1247399A1 - Bedingter zugang und sicherheit für video-auf-anfrage-system - Google Patents

Bedingter zugang und sicherheit für video-auf-anfrage-system

Info

Publication number
EP1247399A1
EP1247399A1 EP01904852A EP01904852A EP1247399A1 EP 1247399 A1 EP1247399 A1 EP 1247399A1 EP 01904852 A EP01904852 A EP 01904852A EP 01904852 A EP01904852 A EP 01904852A EP 1247399 A1 EP1247399 A1 EP 1247399A1
Authority
EP
European Patent Office
Prior art keywords
video
key
subscriber station
services
service
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.)
Withdrawn
Application number
EP01904852A
Other languages
English (en)
French (fr)
Inventor
Michael C. Bertram
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.)
Sedna Patent Services LLC
Original Assignee
Diva Systems 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 Diva Systems Corp filed Critical Diva Systems Corp
Publication of EP1247399A1 publication Critical patent/EP1247399A1/de
Withdrawn legal-status Critical Current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]
    • H04N21/20—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
    • H04N21/258—Client or end-user data management, e.g. managing client capabilities, user preferences or demographics, processing of multiple end-users preferences to derive collaborative data
    • H04N21/25866—Management of end-user data
    • H04N21/25875—Management of end-user data involving end-user authentication
    • 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
    • H04N21/26613—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 keys in general
    • 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
    • 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
    • H04N21/47—End-user applications
    • H04N21/472—End-user interface for requesting content, additional data or services; End-user interface for interacting with content, e.g. for content reservation or setting reminders, for requesting event notification, for manipulating displayed content
    • H04N21/47202—End-user interface for requesting content, additional data or services; End-user interface for interacting with content, e.g. for content reservation or setting reminders, for requesting event notification, for manipulating displayed content for requesting content on demand, e.g. video on demand
    • 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
    • H04N7/16—Analogue secrecy systems; Analogue subscription systems
    • H04N7/173—Analogue secrecy systems; Analogue subscription systems with two-way working, e.g. subscriber sending a programme selection signal
    • H04N7/17309—Transmission or handling of upstream communications
    • H04N7/17336—Handling of requests in head-ends
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/16—Analogue secrecy systems; Analogue subscription systems
    • H04N7/173—Analogue secrecy systems; Analogue subscription systems with two-way working, e.g. subscriber sending a programme selection signal
    • H04N7/17345—Control of the passage of the selected programme
    • H04N7/17354—Control of the passage of the selected programme in an intermediate station common to a plurality of user terminals
EP01904852A 2000-01-14 2001-01-12 Bedingter zugang und sicherheit für video-auf-anfrage-system Withdrawn EP1247399A1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US48306600A 2000-01-14 2000-01-14
US483066 2000-01-14
PCT/US2001/001173 WO2001052543A1 (en) 2000-01-14 2001-01-12 Conditional access and security for video on-demand systems

Publications (1)

Publication Number Publication Date
EP1247399A1 true EP1247399A1 (de) 2002-10-09

Family

ID=23918499

Family Applications (1)

Application Number Title Priority Date Filing Date
EP01904852A Withdrawn EP1247399A1 (de) 2000-01-14 2001-01-12 Bedingter zugang und sicherheit für video-auf-anfrage-system

Country Status (4)

Country Link
EP (1) EP1247399A1 (de)
AU (1) AU2001232794A1 (de)
CA (1) CA2396821A1 (de)
WO (1) WO2001052543A1 (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8020186B1 (en) 1999-10-13 2011-09-13 Starz Entertainment, Llc Methods and systems for distributing on-demand programming
US8806549B1 (en) 1999-10-13 2014-08-12 Starz Entertainment, Llc Pre-storing a portion of a program to allow user control of playback
US6983480B1 (en) 1999-10-13 2006-01-03 Starz Entertainment Group Llc Method for authorizing limited programming distribution
US7984463B2 (en) 2002-03-29 2011-07-19 Starz Entertainment, Llc Instant video on demand playback
JP2003533075A (ja) * 1999-12-22 2003-11-05 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ データコンテンツへのアクセスを制御する条件付きアクセスシステム
US8707357B1 (en) 2001-04-23 2014-04-22 Starz Entertainment, Llc Thematic VOD navigation
US7739707B2 (en) 2001-11-20 2010-06-15 Starz Entertainment, Llc Parental controls using view limits
WO2003044835A2 (en) 2001-11-20 2003-05-30 Starz Encore Group Llc Viewing limit controls
US7486792B2 (en) 2002-08-23 2009-02-03 General Instrument Corporation Terrestrial broadcast copy protection system for digital television
GB2413026B (en) * 2003-02-12 2006-03-22 Video Networks Ltd System for capture and selective playback of broadcast programmes
WO2004075551A1 (en) * 2003-02-21 2004-09-02 Alif R & D Sdn Bhd System and method for providing secure video broadcasting services
SE0301728D0 (sv) * 2003-06-13 2003-06-13 Television And Wireless Applic Adapter arrangement, method, system and user terminal for conditional access
WO2005096767A2 (en) * 2004-04-05 2005-10-20 Comcast Cable Holdings, Llc Method and system for provisioning a set-top box
US8566894B2 (en) 2006-02-10 2013-10-22 Scott W. Lewis Method and system for distribution of media
US9740552B2 (en) 2006-02-10 2017-08-22 Percept Technologies Inc. Method and system for error correction utilized with a system for distribution of media
US8451850B2 (en) 2006-02-10 2013-05-28 Scott W. Lewis Method and system for distribution of media including a gigablock

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0739135A1 (de) * 1995-04-19 1996-10-23 General Instrument Corporation Of Delaware Datensicherungsschema für Punkt-zu-Punkt Kommunikationssitzungen
US5870474A (en) * 1995-12-04 1999-02-09 Scientific-Atlanta, Inc. Method and apparatus for providing conditional access in connection-oriented, interactive networks with a multiplicity of service providers
WO1999007151A1 (en) * 1997-08-01 1999-02-11 Scientific-Atlanta, Inc. Mechanism and apparatus for encapsulation of entitlement authorization in conditional access system
WO1999009743A2 (en) * 1997-08-01 1999-02-25 Scientific-Atlanta, Inc. Conditional access system

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4430669A (en) * 1981-05-29 1984-02-07 Payview Limited Transmitting and receiving apparatus for permitting the transmission and reception of multi-tier subscription programs
US4736422A (en) * 1983-06-30 1988-04-05 Independent Broadcasting Authority Encrypted broadcast television system
JPS60253386A (ja) * 1984-05-30 1985-12-14 Toshiba Corp ケ−ブルテレビジヨンシステムの制御装置
US4866770A (en) * 1986-07-08 1989-09-12 Scientific Atlanta, Inc. Method and apparatus for communication of video, audio, teletext, and data to groups of decoders in a communication system
US5247364A (en) * 1991-11-29 1993-09-21 Scientific-Atlanta, Inc. Method and apparatus for tuning data channels in a subscription television system having in-band data transmissions
US6118498A (en) * 1997-09-26 2000-09-12 Sarnoff Corporation Channel scanning and channel change latency reduction in an ATSC television receiver

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0739135A1 (de) * 1995-04-19 1996-10-23 General Instrument Corporation Of Delaware Datensicherungsschema für Punkt-zu-Punkt Kommunikationssitzungen
US5870474A (en) * 1995-12-04 1999-02-09 Scientific-Atlanta, Inc. Method and apparatus for providing conditional access in connection-oriented, interactive networks with a multiplicity of service providers
WO1999007151A1 (en) * 1997-08-01 1999-02-11 Scientific-Atlanta, Inc. Mechanism and apparatus for encapsulation of entitlement authorization in conditional access system
WO1999009743A2 (en) * 1997-08-01 1999-02-25 Scientific-Atlanta, Inc. Conditional access system

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO0152543A1 *

Also Published As

Publication number Publication date
CA2396821A1 (en) 2001-07-19
WO2001052543A1 (en) 2001-07-19
AU2001232794A1 (en) 2001-07-24
WO2001052543A8 (en) 2001-08-16

Similar Documents

Publication Publication Date Title
US20220021930A1 (en) Reduced Hierarchy Key Management System and Method
US9467658B2 (en) Method and apparatus for protecting the transfer of data
EP0739135B1 (de) Datensicherungsschema für Punkt-zu-Punkt Kommunikationssitzungen
KR101059624B1 (ko) 조건부 액세스 개인용 비디오 레코더
EP1618666B1 (de) Verfahren und vorrichtung zum schutz des transfers von daten
US8681979B2 (en) Conditional access system and method for prevention of replay attacks
US20040158721A1 (en) System, method and apparatus for secure digital content transmission
US20120201377A1 (en) Authenticated Mode Control
EP1247399A1 (de) Bedingter zugang und sicherheit für video-auf-anfrage-system
EP1534011A1 (de) System und Verfahren zur Sicherung von Auf-Anfrage Ablieferung von vorher verschlüssetem Inhalt mit ECM Unterdrückung
JP2007173917A (ja) Ｖｏｄプリスクランブルシステムにおける限定受信制御方法、限定受信制御システムおよび限定受信制御装置

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

17P Request for examination filed

Effective date: 20020731

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR

AX Request for extension of the european patent

Free format text: AL;LT;LV;MK;RO;SI

RAP1 Party data changed (applicant data changed or rights of an application transferred)

Owner name: TV GATEWAY, LLC

RAP1 Party data changed (applicant data changed or rights of an application transferred)

Owner name: SEDNA PATENT SERVICES, LLC

17Q First examination report despatched

Effective date: 20081017

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 20090428