Parameterized services descriptor for advanced television services
US8898720B2 · kind B2 · utility
47Cited by
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12Claims
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Assignee
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Key dates
| Filing date | Jul 3, 2013 |
| Grant date | Nov 25, 2014 |
| Priority date | — |
| Expiry date | Jul 3, 2033 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N21/83
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A method, computer program, reception apparatus, and information providing apparatus for accessing or providing access to content. The method includes receiving a transport stream from a content provider. A virtual channel table (VCT) is extracted from the transport stream. Further, a determination is made as to whether one or more services, corresponding to an entry included in the VCT, are supported by the reception apparatus based on one or more parameterized service descriptor (PSD) instances, which are associated with a predetermined Service Type and included in the VCT.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.