External storage device, and remaining battery amount notifying method in the same
US6831444B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Sep 6, 2002 |
| Grant date | Dec 14, 2004 |
| Priority date | — |
| Expiry date | Sep 6, 2022 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02J7/0048
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
This invention relates to a portable external storage device including a battery which supplies power to a communication section which communicates with a plurality of information processing apparatuses, a detection unit which detects a remaining amount of the battery, a storage unit which stores setting information representing a notifying method for information about a remaining amount of the battery transmitted from the information processing apparatus serving as a host device, and a remaining amount of the battery at which a warning is generated, and a notifying unit which notifies the host device of information about the remaining amount of the battery detected by the detection unit on the basis of the setting information stored in the storage unit.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.