Voice alarm notification device
US11615680B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Feb 12, 2020 |
| Grant date | Mar 28, 2023 |
| Priority date | — |
| Expiry date | Feb 12, 2040 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04W12/50
- WIPO fieldControl
- WIPO sectorInstruments
Abstract
A voice alarm notification device of a fire alarm system, comprising: a network port for receiving an alarm notification signal; an audio file library in which the audio files include audio voice message files; a speaker; a processor unit connected to the network port for processing an alarm notification signal and for selecting one of the audio files from the library to be played through the speaker; and a Bluetooth module for establishing a Bluetooth communication link to the voice alarm notification device, via which link an audio voice file can be received. The device is arranged to add the audio voice file received via the Bluetooth communication link to the library so as to be available for selection by the processor unit when it receives an alarm notification signal.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.