System and method for charging supplemental power units for alarm notification devices
US10769937B2 · kind B2 · utility
0Cited by
14References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 25, 2018 |
| Grant date | Sep 8, 2020 |
| Priority date | — |
| Expiry date | May 25, 2038 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG08B25/04
- WIPO fieldControl
- WIPO sectorInstruments
Abstract
A system and method for providing supplemental power to a notification unit of a device in a fire alarm system. The notification unit generates alert signals for indicating an alarm. The device includes a power unit for providing the supplemental power to the notification unit and a device controller for charging the power unit. The device controller charges the power unit in response to receiving a charging synchronization signal from a system controller of the system.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.