Interactive content with enhanced network operator control
US8418196B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 30, 2003 |
| Grant date | Apr 9, 2013 |
| Priority date | — |
| Expiry date | Oct 14, 2031 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N21/858
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A method and apparatus are described that provide enhanced network operator control. According to one aspect of the present invention, a method comprises determining at a head-end and data center whether to inform one or more users of an interactive television service of available content, the one or more users connected with head-end and data center via a network. Responsive to determining to inform the one or more users of the available content, generating a hot key signal indicating availability and a location of the alternate content. The hot key signal is inserted into a content signal transmitted to the one or more users from the head-end and data center via the network.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.