US Patent 7952608 Surveillance device

A surveillance device has a support secured to a structure, a first image collection device secured to the support, a second image collection device and a servo motor, the second image collection device being moveable with respect to the support by the servo motor, the second image collection device having an optical axis whereby the servo motor is constructed and arranged to regulate the direction of the optical axis of the second image collection device. Inherent intelligence in the device or in a remote computer is used to direct the servo motor in accordance with algorithms recognizing and analyzing motion in the area being monitored by first image collection device.