Targeted/addressable advertisement insertion into video streams delivered to users using a VLAN
US8108893B2 · kind B2 · utility
12Cited by
0References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 30, 2008 |
| Grant date | Jan 31, 2012 |
| Priority date | — |
| Expiry date | Jan 25, 2030 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N21/64322
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A method and apparatus for controllably delivering a multicast broadcast stream to a client via a VLAN channel and, in response to the detection of a splice point, delivering a unicast stream to the client via a sub-VLAN channel.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.