Class D amplifier
US6989714B2 · kind B2 · utility
1Cited by
4References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 7, 2005 |
| Grant date | Jan 24, 2006 |
| Priority date | — |
| Expiry date | Jun 7, 2025 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH03F2200/331
- WIPO fieldBasic communication processes
- WIPO sectorElectrical engineering
Abstract
A pulse modulated signal (ei) output from a pulse modulator (1) and a feedback signal (ef) containing distortion caused by a power switch (3) are integrated in a first integrator (21) and a second integrator (24), respectively, and are input to input terminals of a comparator (25 or 29), respectively, so that a correction signal (Vc) is generated.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.