Failure diagnostic device for acceleration sensor, electronic device equipped with failure diagnostic device, failure diagnostic system, and failure diagnostic method
US7600409B2 · kind B2 · utility
22Cited by
1References
17Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jul 20, 2006 |
| Grant date | Oct 13, 2009 |
| Priority date | — |
| Expiry date | Nov 7, 2027 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01P2015/084
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A failure diagnostic device for diagnosing whether a failure has occurred in an acceleration sensor to be loaded in an electronic device such as a living body information measurement device of acquiring data concerning e.g. living body information includes: an acceleration calculator for calculating an acceleration applied to the electronic device based on an output from the acceleration sensor; and a first judger for judging whether the electronic device is in a stationary state based on a judgment as to whether an output value from the acceleration calculator lies within a predetermined range for a predetermined duration.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.