Accessing service guide information in a digital video broadcast system
US9584238B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 24, 2011 |
| Grant date | Feb 28, 2017 |
| Priority date | — |
| Expiry date | Dec 22, 2031 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N21/64315
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
Apparatuses may perform and methods may include receiving a digital broadcast signal that includes a physical layer pipe identified by a predetermined identifier indicating that the physical layer pipe includes service guide bootstrap information. The bootstrap information may identify one or more service guides available for download. The physical layer pipe may include header information that identifies one or more other physical layer pipes containing portions of the service guides identified in the bootstrap information. Based on the bootstrap information and header information, a selected service guide is retrieved and presented to a user.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.