Method and circuit for reduction of audible turn-on and turn-off transients in switching amplifiers
US6720825B2 · kind B2 · utility
11Cited by
1References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 22, 2002 |
| Grant date | Apr 13, 2004 |
| Priority date | — |
| Expiry date | Mar 22, 2022 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH03F3/217
- WIPO fieldBasic communication processes
- WIPO sectorElectrical engineering
Abstract
A system and method for reducing audible turn-on and turn-off transients in switching amplifiers employs a frequency shaped start sequence in front of a modulated zero-signal or a frequency shaped stop sequence following a modulated zero-signal.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.