System for echo cancellation comprising an improved ghost cancellation reference signal
US6133963A · kind A · utility
0Cited by
13References
3Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Apr 23, 1998 |
| Grant date | Oct 17, 2000 |
| Priority date | — |
| Expiry date | Apr 23, 2018 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N7/08
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
An apparatus for receiving a television signal containing a ghost cancellation reference signal, and for using the reference signal to process the television signal so as to substantially eliminate path induced distortion.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.