Digital acoustic reverberation filter network
US5774560A · kind A · utility
4Cited by
7References
23Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 30, 1996 |
| Grant date | Jun 30, 1998 |
| Priority date | — |
| Expiry date | May 30, 2016 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH03H17/04
- WIPO fieldBasic communication processes
- WIPO sectorElectrical engineering
Abstract
A reverberation network for processing an audio signal including a plurality of wave-ladder filters, each of which simulates a corresponding reflected audio signal from wave propagation in a selected direction, wherein each of the plurality of wave-ladder filters receives as input a signal derived from the audio signal; and an adder which combines the corresponding reflected signals of the plurality of wave-ladder filters to produce a reverberation signal.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.