Method and system for closed caption processing
US8621505B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 31, 2008 |
| Grant date | Dec 31, 2013 |
| Priority date | — |
| Expiry date | Apr 8, 2031 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N7/0885
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
Methods and systems for closed caption processing are described. In an embodiment, a source signal may be accessed. The source signal may include a video signal and closed caption information embedded within the video signal. The closed caption information may be extracted from the source signal. A content request may be received over a network from an access device. A caption setting associated with the access device may be accessed. The video signal may be provided in a video stream over the network to the access device. The closed caption information may be provided over the network in a caption stream in accordance with accessing of the caption setting. Additional systems and methods are disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.