Method and apparatus for transmitting and receiving service discovery information in multimedia transmission system and file structure for the same
US9219931B2 · kind B2 · utility
1Cited by
1References
20Claims
0Family size
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Key dates
| Filing date | Apr 21, 2011 |
| Grant date | Dec 22, 2015 |
| Priority date | — |
| Expiry date | Dec 14, 2031 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N21/85406
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A method and apparatus are provided for transmitting service discovery information in a multimedia transmission system. Service discovery information, including service access information for reception of a service, is generated. The service discovery information is transmitted after being classified into a plurality of levels.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.