System and method for optimized channel switching in digital television broadcasting
US8843990B1 · kind B1 · utility
5Cited by
151References
29Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 25, 2003 |
| Grant date | Sep 23, 2014 |
| Priority date | — |
| Expiry date | Oct 3, 2025 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N21/44004
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A system and method for masking/reducing the switch time from an analog or digital television channel to another digital television channel and back. Various optimizations which may be used individually or in combination to minimize the potential disruption to the viewer. This optimization is especially important when the channel switch is made automatically by the receiver, such as the case where the presentation of one television program is temporarily continued on another channel.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.