DE602007000255D1 - Verfahren zur Entschlüsselung eines Audio-Video-Signals - Google Patents

Verfahren zur Entschlüsselung eines Audio-Video-Signals

Info

Publication number
DE602007000255D1
DE602007000255D1 DE200760000255 DE602007000255T DE602007000255D1 DE 602007000255 D1 DE602007000255 D1 DE 602007000255D1 DE 200760000255 DE200760000255 DE 200760000255 DE 602007000255 T DE602007000255 T DE 602007000255T DE 602007000255 D1 DE602007000255 D1 DE 602007000255D1
Authority
DE
Germany
Prior art keywords
decoding
audio
video signal
video
signal
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.)
Active
Application number
DE200760000255
Other languages
English (en)
Inventor
Stephane Delplace
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.)
Sagemcom Broadband SAS
Original Assignee
Sagem Communications SAS
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 Sagem Communications SAS filed Critical Sagem Communications SAS
Publication of DE602007000255D1 publication Critical patent/DE602007000255D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • H04N21/436—Interfacing a local distribution network, e.g. communicating with another STB or one or more peripheral devices inside the home
    • H04N21/4367—Establishing a secure communication between the client and a peripheral device or smart card
    • 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
    • H04N21/254—Management at additional data server, e.g. shopping server, rights management server
    • H04N21/2541—Rights Management
    • 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
    • H04N21/4104—Peripherals receiving signals from specially adapted client devices
    • H04N21/4122—Peripherals receiving signals from specially adapted client devices additional display device, e.g. video projector
    • 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]
    • H04N21/80—Generation or processing of content or additional data by content creator independently of the distribution process; Content per se
    • H04N21/83—Generation or processing of protective or descriptive data associated with content; Content structuring
    • H04N21/835—Generation of protective data, e.g. certificates
    • 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)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computer Security & Cryptography (AREA)
  • Databases & Information Systems (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
DE200760000255 2006-05-24 2007-04-27 Verfahren zur Entschlüsselung eines Audio-Video-Signals Active DE602007000255D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0651908A FR2901656B1 (fr) 2006-05-24 2006-05-24 Procede de decodage d'un signal audio video

Publications (1)

Publication Number Publication Date
DE602007000255D1 true DE602007000255D1 (de) 2009-01-02

Family

ID=37641088

Family Applications (1)

Application Number Title Priority Date Filing Date
DE200760000255 Active DE602007000255D1 (de) 2006-05-24 2007-04-27 Verfahren zur Entschlüsselung eines Audio-Video-Signals

Country Status (4)

Country Link
EP (1) EP1860879B1 (de)
DE (1) DE602007000255D1 (de)
ES (1) ES2316130T3 (de)
FR (1) FR2901656B1 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3522551B1 (de) * 2016-09-29 2023-05-10 D&M Holdings Inc. Audio/video-vorrichtung

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100517502B1 (ko) * 2003-05-26 2005-09-28 삼성전자주식회사 Ｄｖｉ／ｈｄｍｉ 병용 커넥터 사용시의 신호 재생 장치및 방법
JP2006019947A (ja) * 2004-06-30 2006-01-19 Toshiba Corp テレビジョン受信機
KR101092438B1 (ko) * 2004-08-05 2011-12-13 엘지전자 주식회사 케이블 방송 수신기 및 그의 진단 방법

Also Published As

Publication number Publication date
EP1860879A1 (de) 2007-11-28
FR2901656B1 (fr) 2008-07-11
EP1860879B1 (de) 2008-11-19
FR2901656A1 (fr) 2007-11-30
ES2316130T3 (es) 2009-04-01

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Legal Events

Date Code Title Description
8328 Change in the person/name/address of the agent

Representative=s name: MAHLER, P., DIPL.-PHYS., PAT.-ANW., 22397 HAMBURG

8364 No opposition during term of opposition