Multiple audio and video signal routing with PC compatibility
US6502142B1 · kind B1 · utility
5Cited by
11References
23Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 21, 1998 |
| Grant date | Dec 31, 2002 |
| Priority date | — |
| Expiry date | Dec 21, 2018 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N21/485
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A controller on a card in a personal computer or set top box controls routing of multiple audio or video signals to multiple outputs concurrently. Also provided is the ability for the user to configure the controller via software or hardware controls, such as a multi-position switch located on the external surface of the computer hardware. Multiple different formats of video and audio are properly converted and routed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.