Method and apparatus for masking program content
US7877069B2 · kind B2 · utility
0Cited by
5References
16Claims
0Family size
Inventors
Key dates
| Filing date | Apr 6, 2005 |
| Grant date | Jan 25, 2011 |
| Priority date | — |
| Expiry date | Nov 4, 2028 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04R5/04
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A system and a method for providing an additional audio content at the input of the car radio (or other radio receiver) by tracking the available channels. The invention provides an invasive and non-invasive way of adding dominant audio content source to the existing car audio systems.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.