Multiple closed captioning flows and customer access in digital networks
US8135041B2 · kind B2 · utility
31Cited by
3References
16Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jul 14, 2005 |
| Grant date | Mar 13, 2012 |
| Priority date | — |
| Expiry date | Mar 25, 2027 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N21/64784
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
There are provided a customer premise equipment (CPE) device, a corresponding method, and a Digital Subscriber Line Access Multiplexer (DSLAM) for connecting to a digital network. The CPE device includes a user input device for receiving a user input specifying one or more channels for which closed caption (CC) information is sought. The CPE device also includes a decoder for receiving the CC information for the one or more channels specified by the user input.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.