Load-dependent variable frequency voltage regulator
US7046528B2 · kind B2 · utility
6Cited by
11References
23Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 31, 2002 |
| Grant date | May 16, 2006 |
| Priority date | — |
| Expiry date | Feb 18, 2023 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02M3/00
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A pulse width modulation voltage regulator comprises a pulse width modulation circuit and a control circuit. The control circuit is operable to reduce a pulse modulation frequency of the pulse width modulation circuit when a load current increases and to increase the pulse modulation frequency of the pulse width modulation circuit when the load current decreases.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.