Battery state monitoring circuit and battery device
US7550947B2 · kind B2 · utility
5Cited by
1References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 7, 2006 |
| Grant date | Jun 23, 2009 |
| Priority date | — |
| Expiry date | Jul 19, 2027 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/10
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
Provided are a battery state monitoring circuit in which charging of a secondary battery in an over-charge detection state is prevented to improve safety, and a battery device including the battery state monitoring circuit. A circuit for consuming a leakage current is provided in the battery state monitoring circuit to prevent the secondary battery from being charged with the leakage current.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.