Power supply apparatus and image forming apparatus controlling a turn-on duty of a switching element for switching a voltage state
US10320299B2 · kind B2 · utility
2Cited by
5References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 20, 2018 |
| Grant date | Jun 11, 2019 |
| Priority date | — |
| Expiry date | Apr 20, 2038 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02B70/10
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
The power supply apparatus includes a control unit configured to perform control of gradually changing a turn-on duty of a first switching element when a first voltage mode is switched to a second voltage mode or when the second voltage mode is switched to the first voltage mode.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.