Classifications

• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
  • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
  • H04L9/08—Key distribution or management, e.g. generation, sharing or updating, of cryptographic keys or passwords
• • 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
  • H04N21/418—External card to be used in combination with the client device, e.g. for conditional access
  • H04N21/4181—External card to be used in combination with the client device, e.g. for conditional access for conditional access
• • 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
  • H04N21/43615—Interfacing a Home Network, e.g. for connecting the client to a plurality of peripherals
• • 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 or rendering scenes according to encoded video stream scene graphs
  • H04N21/4405—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream 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 programme guide from data received from the Internet and a Head-end or 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]
  • H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client 
  • H04N21/63—Control signaling related to video distribution between client, server and network components; Network processes for video distribution between server and clients or between remote clients, e.g. transmitting basic layer and enhancement layers over different transmission paths, setting up a peer-to-peer communication via Internet between remote STB's; Communication protocols; Addressing

Landscapes

• Engineering & Computer Science (AREA)
• Signal Processing (AREA)
• Multimedia (AREA)
• Databases & Information Systems (AREA)
• Computer Security & Cryptography (AREA)
• Computer Networks & Wireless Communication (AREA)
• Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
• Storage Device Security (AREA)
• Computer And Data Communications (AREA)
• Management, Administration, Business Operations System, And Electronic Commerce (AREA)
• Communication Control (AREA)
• Mobile Radio Communication Systems (AREA)
• Data Exchanges In Wide-Area Networks (AREA)

Applications Claiming Priority (1)

Publications (1)

Family

ID=4565882

Family Applications (1)

Country Status (19)

Families Citing this family (26)

Family Cites Families (16)

• 2002
  • 2002-09-04 PE PE2002000842A patent/PE20030424A1/es not_active Application Discontinuation
  • 2002-09-04 MY MYPI20023305A patent/MY141618A/en unknown
  • 2002-09-04 TW TW091120187A patent/TWI236250B/zh not_active IP Right Cessation
  • 2002-09-04 US US10/233,612 patent/US7496764B2/en not_active Expired - Lifetime
  • 2002-09-10 KR KR1020047003297A patent/KR100984946B1/ko not_active Expired - Fee Related
  • 2002-09-10 DE DE60231629T patent/DE60231629D1/de not_active Expired - Lifetime
  • 2002-09-10 PT PT02765229T patent/PT1430711E/pt unknown
  • 2002-09-10 WO PCT/IB2002/003739 patent/WO2003024092A1/fr not_active Ceased
  • 2002-09-10 JP JP2003528008A patent/JP2005503081A/ja active Pending
  • 2002-09-10 ES ES02765229T patent/ES2322135T3/es not_active Expired - Lifetime
  • 2002-09-10 AT AT02765229T patent/ATE426298T1/de not_active IP Right Cessation
  • 2002-09-10 CN CNB028178513A patent/CN1264351C/zh not_active Expired - Fee Related
  • 2002-09-10 CA CA2460211A patent/CA2460211C/en not_active Expired - Fee Related
  • 2002-09-10 IL IL16083102A patent/IL160831A0/xx unknown
  • 2002-09-10 BR BRPI0212509A patent/BRPI0212509B1/pt not_active IP Right Cessation
  • 2002-09-10 PL PL02366659A patent/PL366659A1/xx not_active Application Discontinuation
  • 2002-09-10 EP EP02765229A patent/EP1430711B1/de not_active Revoked
  • 2002-09-10 RU RU2004107998/09A patent/RU2300850C2/ru not_active IP Right Cessation
  • 2002-09-12 NL NL1021434A patent/NL1021434C2/nl not_active IP Right Cessation

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