Power over ethernet emergency lighting system and method of detecting power loss of a link segment thereof
US10361583B2 · kind B2 · utility
1Cited by
0References
11Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Feb 23, 2018 |
| Grant date | Jul 23, 2019 |
| Priority date | — |
| Expiry date | Feb 23, 2038 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH05B45/385
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A method for providing power over Ethernet emergency lighting is disclosed. The method includes detecting a loss of power over a POE link segment connected to a lighting fixture, and in response to the detection of a loss of power over the POE link segment, causing a relaying device to connect a lamp of the fixture to a backup battery.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.