Dynamic switching between digital TV services

Dynamic switching between digital TV services

  • CN 102,132,559 A
  • Filed: 08/17/2009
  • Published: 07/20/2011
  • Est. Priority Date: 08/22/2008
  • Status: Active Application
First Claim
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1. one kind is used for by serving (MS) and mutation service (VS1 mother, VS2) switch between and in digital TV system, create the mutation (R1 of female service (MS), R2, R3, R4) method, described female service (MS) is the default service that receiver (DTVR) should transfer to, described mutation service (VS1, VS2) be on receiver end, select and by service chaining (SL1, SL2) be linked to female service of serving (MS), described service chaining is defined in female service (MS) and mutation service (VS1, VS2) handoff relation between, and wherein first data flow (DS1) is represented female content of serving (MS), and second data flow (DS2) is represented mutation service (VS1, VS2) content, this method comprises:

  • To represent the data of handover information (SI) to be included in first data flow (DS1);

    Receive first data flow (DS1);

    Read the data of representing handover information (SI);

    AndAccording to the data of representing handover information (SI), from mother service (MS) switch to the mutation service (VS1, VS2).

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