Electronic apparatus for authenticating a battery pack
US8424092B2 · kind B2 · utility
24Cited by
21References
15Claims
0Family size
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Key dates
| Filing date | Sep 8, 2011 |
| Grant date | Apr 16, 2013 |
| Priority date | — |
| Expiry date | Sep 8, 2031 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/10
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A battery pack includes at least one rechargeable battery configured to output power; a remaining battery capacity detection unit configured to detect a remaining battery capacity of the at least one rechargeable battery; and a cryptographic unit configured to output a response word in response to an external request word by encrypting the external request word based on a cryptographic algorithm with a common code key.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.