Optical Zoom= Changing the focal length of a camera by adjusting the physical zoom lens. The higher the optical zoom,…
Found some news today about Axis Communications, regarding the announcement of the company opening a new sales office in Moscow,…
Network Video Recorder (NVR) = Functionally similar to a DVR, a NVR also accepts IP camera inputs. NVRs can be software-based,…
Increasingly police departments, such as this one in Buffalo, N.Y., are installing IP Cameras at intersections to catch those who…
NAS = Network attached storage device. When using an NVR, it is often not necessary to archive recorded video directly…
Multiplexor= A communications device that multiplexes (combines) several signals or camera feeds for transmission over a single medium. An example…
Motion Detection= Refers to the feature in some NVRs and DVRs to only record video if something in the image…
MPEG4 = MPEG4 is a newer codec and supports 3D content, low bit rate encoding, and support for Digital Rights…
Megapixel = A unit equal to one million pixels. The higher the resolution, the more pixels in an image and…