Hybrid battery and its charging/discharging method
US8334674B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Jan 7, 2008 |
| Grant date | Dec 18, 2012 |
| Priority date | — |
| Expiry date | May 12, 2028 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/10
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A hybrid battery and its charging/discharging method automatically charges/discharges batteries having different capacities. The hybrid battery includes a plurality of rechargeable batteries; switching elements which are electrically connected to the plurality of rechargeable batteries having high current paths for electrically connecting to one of the high current paths; and a hybrid battery protection circuit electrically connected to the plurality of rechargeable batteries and driven by power supplied by one of the plurality of rechargeable batteries, the hybrid battery protection circuit charging/discharging the plurality of rechargeable batteries in sequence by transmitting an on/off signal to the switching element.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.