Methods and apparatus for broadcast and multicast/unicast transition
US8514824B2 · kind B2 · utility
1Cited by
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20Claims
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Key dates
| Filing date | Apr 20, 2011 |
| Grant date | Aug 20, 2013 |
| Priority date | — |
| Expiry date | Oct 26, 2031 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04W36/14
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
Mechanisms are provided for efficient transition between broadcast media reception and multicast/unicast media reception. Broadcast media quality is dynamically analyzed to determine when transition is appropriate. Broadcast services are mapped to multicast/unicast delivered services. Transition occurs smoothly by acquiring both broadcast and multicast/unicast media during transition and analyzing timing data to allow for media stream alignment and switchover.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.