Personnel safety sensing system
US11079464B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Oct 21, 2019 |
| Grant date | Aug 3, 2021 |
| Priority date | — |
| Expiry date | Oct 21, 2039 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG08B7/06
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A location system for locating workers in including a plurality of light detectors mounted at known locations and configured to detect light from one or more workers, and a processing system configured to determine locations of the workers using the light detected by the light detectors. There is also disclosed a wearable device for locating a worker including a wireless transceiver, and a wearable device light source and/or one or more reflective elements. There is also disclosed a method for locating workers including detecting light from one or more workers using a plurality of light detectors mounted at known locations, and determining locations of the workers using the light detected by the light detectors.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.