Charging apparatus
US11128149B2 · kind B2 · utility
1Cited by
0References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 10, 2020 |
| Grant date | Sep 21, 2021 |
| Priority date | — |
| Expiry date | Jun 11, 2040 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02J7/007182
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A charging apparatus is provided. A detection circuit includes a voltage dividing path between an output terminal of a charging circuit and an output terminal of a reference voltage generating circuit. The detection circuit provides a detection signal according to a divided voltage on the voltage dividing path. A control circuit determines whether a load is connected to the charging apparatus according to the detection signal.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.