| 摘要 |
<p>The invention provides an alarm system for protecting a premises, the alarm system comprising: a plurality of alarm zones each capable of registering a zone alarm event to an alarm controller when the security of the zone is breached; a monitoring centre connected by an alarm communications network to the alarm controller; one or more cameras at the premises each recording a camera memory of past images, and connected to the monitoring centre by a camera communications network, at least one of the alarm zones being associated within software of the alarm system with one or more of the cameras; wherein the software of the alarm system is programmed to be able to display to a monitoring person images from the recorded memory of past images from cameras associated with the alarm zone following registration of a zone alarm event. 21 (404. 70 F-gi- Fig 1</p> |
