Definitions for "Activity Detection"
Mutliplexers use this feature, which is a video motion detection technique, to give relay closure for alarms and to improve the update times of video cameras.
A feature commonly used in multiplexors to improve update times in cameras and give relay closures.
Also known as Motion Detection. Refers to how some multiplexers/DVR's have the built in capability to detect movement within the cameras field of view. This is used to improving recording efficiency.