Power system having a battery unit that calculate cumulative work volume value
US7773148B2 · kind B2 · utility
0Cited by
8References
7Claims
0Family size
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Key dates
| Filing date | Dec 12, 2008 |
| Grant date | Aug 10, 2010 |
| Priority date | — |
| Expiry date | Dec 12, 2028 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N23/65
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A camera includes: a battery unit on which a battery is mounted, that can be detachably loaded into the camera and supplies power to the camera; and a function unit that executes camera functions, wherein: as a function of the camera is executed, the function unit transmits information related to the executed function to the battery pack; and the battery unit has a storage unit in which the information related to the camera function is stored.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.