Methods and apparatus for providing content information to content servers
US8544043B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jul 19, 2005 |
| Grant date | Sep 24, 2013 |
| Priority date | — |
| Expiry date | Aug 5, 2027 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N21/84
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
Methods and apparatus for maintaining program-guide records comprises the steps of requesting a program-guide index, receiving the program-guide index, and determining whether there exists any new program-guide record based on the received program-guide index. The method further comprises requesting a new program-guide record and receiving the program-guide record. In one aspect, a method for maintaining program-guide records comprises the steps of receiving a program-guide update indication, and determining any new program-guide record based on the received program-guide update indication. The method further comprises requesting an updated program-guide record, receiving the updated program-guide record, and updating the program-guide records.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.