System and method for efficient delivery of data content
US8914460B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 26, 2007 |
| Grant date | Dec 16, 2014 |
| Priority date | — |
| Expiry date | May 11, 2033 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N21/8355
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A method of delivering video on demand content, including multicasting content to a plurality of client devices with storage, including instances where delivery begins mid-stream, and recovery mechanisms for missing content. Some embodiments include defining content as mandatory and involuntarily delivering the mandatory content. Some embodiments include a carousel with a plurality of data sets, delivering each of the data sets in sequence, and then beginning repeating delivery circularly from the beginning of the sequence. Various exemplary embodiments include one or more of the following: storing a title at each client device; repeating various steps for more multiple titles; and monitoring for a required action such as downloading a new title, deleting an old title, or changing the rate of data transfer, and performing the required action.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.