Patent ID: 9350871
Filing Date: 2016-05-24
CPC Classification: G08B,H04M

Claim Text:
1. A method comprising: receiving alarm event data transmitted by an alarm system; opening a first voice channel between a telecommunications switch and a central monitoring station and communicating the alarm event data to the central monitoring station; determining whether the opened first voice channel remains open after the communicating of the alarm event data to the central monitoring station by determining whether the central monitoring station has maintained the first voice channel open after the central monitoring station acknowledges receipt of the alarm event data; opening a second voice channel between the alarm system and the telecommunications switch, only after opening the first voice channel and determining that the opened first voice channel remains open after the communicating of the alarm event data to the central monitoring station; and bridging the first voice channel and the second voice channel to form a bridged voice channel between the alarm system and the central monitoring station.