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
  • H04N21/2665—Gathering content from different sources, e.g. Internet and 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]
  • H04N21/80—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
  • H04N21/84—Generation or processing of descriptive data, e.g. content descriptors
• • 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
  • H04N7/165—Centralised control of user terminal ; Registering at central

Landscapes

• Engineering & Computer Science (AREA)
• Multimedia (AREA)
• Signal Processing (AREA)
• Computer Security & Cryptography (AREA)
• Physics & Mathematics (AREA)
• Astronomy & Astrophysics (AREA)
• General Physics & Mathematics (AREA)
• Databases & Information Systems (AREA)
• Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
• Television Systems (AREA)
• Studio Circuits (AREA)

Applications Claiming Priority (2)

Publications (1)

Family

ID=19928532

Family Applications (1)

Country Status (8)

Families Citing this family (2)

Family Cites Families (2)

• 2002
  • 2002-03-28 EP EP02717251A patent/EP1410634B1/en not_active Expired - Lifetime
  • 2002-03-28 DK DK02717251.9T patent/DK1410634T3/da active
  • 2002-03-28 AU AU2002248112A patent/AU2002248112B2/en not_active Ceased
  • 2002-03-28 CA CA2451984A patent/CA2451984C/en not_active Expired - Fee Related
  • 2002-03-28 ES ES02717251T patent/ES2370698T3/es not_active Expired - Lifetime
  • 2002-03-28 AT AT02717251T patent/ATE518370T1/de not_active IP Right Cessation
  • 2002-03-28 WO PCT/NZ2002/000053 patent/WO2003005718A1/en not_active Ceased
  • 2002-03-28 NZ NZ530132A patent/NZ530132A/en not_active IP Right Cessation

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