Coordinating delivery of supplemental materials with radio broadcast material
US6349329B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | Sep 29, 1998 |
| Grant date | Feb 19, 2002 |
| Priority date | — |
| Expiry date | Sep 29, 2018 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L69/329
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
A broadcast material delivery architecture provides coordinated inclusion of supplemental materials with delivered broadcast material. A broadcaster broadcasts the broadcast materials to a plurality of users, the broadcast material being divided into a plurality of segments. Also broadcast is program data associated with the plurality of segments. A user terminal receives the broadcast material from the broadcaster and retrieving supplemental materials related to said plurality of segments of said broadcast material. To retrieve the supplemental materials, the program data are provided to a data server, which provides parameters for the supplemental materials to the user terminal. The user terminal uses the parameters to retrieve supplemental materials from one or more databases. The user terminal plays the supplemental materials in conjunction with the broadcast material.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.