Human activity monitoring device
US7881902B1 · kind B1 · utility
175Cited by
50References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 26, 2010 |
| Grant date | Feb 1, 2011 |
| Priority date | — |
| Expiry date | Jan 26, 2030 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01C22/006
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A method for monitoring human activity using an inertial sensor includes continuously determining an orientation of the inertial sensor, assigning a dominant axis, updating the dominant axis as the orientation of the inertial sensor changes, and counting periodic human motions by monitoring accelerations relative to the dominant axis.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.