Surround signal processing apparatus
US5844993A · kind A · utility
18Cited by
8References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 24, 1996 |
| Grant date | Dec 1, 1998 |
| Priority date | — |
| Expiry date | Jan 24, 2016 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04S2420/01
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A surround signal processing apparatus for reproducing surround sound through a pair of speakers arranged at front left and right positions with respect to a listener, based on a monaural rear surround signal input. A sound image localization apparatus is used, as well as a signal processing apparatus having a comb filter to render mutually non-correlative, a left-right pair of rear surround signals based on the monaural rear surround sound signal input.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.