Power over ethernet emergency lighting system
US9941737B2 · kind B2 · utility
0Cited by
5References
20Claims
0Family size
Inventor
Key dates
| Filing date | Feb 14, 2017 |
| Grant date | Apr 10, 2018 |
| Priority date | — |
| Expiry date | Feb 14, 2037 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH05B45/385
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A system for providing power over Ethernet emergency lighting is disclosed. The system includes a rechargeable battery pack that is charged without interfering with data signals present on a power over Ethernet link that provides normal lighting. The system includes a power loss monitor for monitoring the presence of normal lighting power present on a power over Ethernet link without interference.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.