Apparatus and methods for handling interactive applications in broadcast networks
US8370892B2 · kind B2 · utility
1Cited by
29References
38Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 17, 2010 |
| Grant date | Feb 5, 2013 |
| Priority date | — |
| Expiry date | Aug 25, 2031 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N21/47
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
An interactive method includes receiving background video including a multiplicity of video frames, at least one of the multiplicity of video frames include a plurality of sub-pictures, each of the plurality of sub-pictures representing an alternative background (1200), and switching between a first sub-picture of the plurality of sub-pictures and a second sub-picture of the plurality of sub-pictures (1210).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.