Category Archives: IPCS Terminology

IPCS Word(s) of the Day: Network Video Recorder (NVR)

June 18, 2008

Network Video Recorder (NVR) = Functionally similar to a DVR, a NVR also accepts IP camera inputs. NVRs can be software-based, making them suitable only for ... READ MORE

IPCS Word(s) of the Day: NAS

June 17, 2008

NAS = Network attached storage device. When using an NVR, it is often not necessary to archive recorded video directly on the local hard drive(s) ... READ MORE

IPCS Word of the Day: Multiplexor

June 16, 2008

Multiplexor= A communications device that multiplexes (combines) several signals or camera feeds for transmission over a single medium. An example of a multiplexor is the ... READ MORE

IPCS Word(s) of the Day: Motion Detection

June 13, 2008

Motion Detection= Refers to the feature in some NVRs and DVRs to only record video if something in the image moves or changes. Therefore you ... READ MORE

IPCS Word of the Day: Megapixel

June 11, 2008

Megapixel = A unit equal to one million pixels. The higher the resolution, the more pixels in an image and therefore the greater the image ... READ MORE

IPCS Word of the Day: Lux

June 10, 2008

Lux = Used more often than lumens when discussing security cameras, a lux is a unit of illumination. It measures the amount of uniform light ... READ MORE

IPCS Word(s) of the Day: Interlaced Scan

June 4, 2008

Interlaced Scan = The process whereby each frame of a picture is created by first scanning half of the lines and then scanning the second ... READ MORE

IPCS Word of the Day: Housing

June 3, 2008

Housing= Special covering or container to protect a camera from extreme temperatures or weather conditions. Some housings are manufacturer specific. Other companies, notably Dotworkz, Pelco ... READ MORE

IPCS Word(s) of the Day: Half Duplex

June 2, 2008

Half Duplex = This is an audio convention. A half-duplex system provides for communication in both directions, but only one direction at a time (not ... READ MORE

IPCS Word(s) of the Day: GUI

May 30, 2008

GUI = A graphical user interface (GUI) is a human-computer interface (i.e., a way for humans to interact with computers) that uses windows, icons and ... READ MORE