AirLive POE-100CAMv2 User Manual

Page 133

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AirLive POE100CAMv2 User’s Manual 

132 

the largest file, there is a trade-off between image quality and file size.

kbit/s (kilobits per second) -

A measure of the bit rate, i.e. the rate at which bits are passing a given point. See also Bit rate.

LAN (Local Area Network) -

A LAN is a group of computers and associated devices that typically share common resources within a

limited geographical area.

Linux -

Linux is an open source operating system within the Unix family. Because of its robustness and

availability, Linux has won popularity in the open source community and among commercial application

developers.

MAC address (Media Access Control address) -

A MAC address is a unique identifier associated with a piece of networking equipment, or more

specifically, its interface with the network. For example, the network card in a computer has its own MAC

address.

Manual iris -

This is the opposite to an auto iris, i.e. the camera iris must be adjusted manually to regulate the amount

of light allowed to reach the image sensor.

Mbit/s (Megabits per second) -

A measure of the bit rate, i.e. the rate at which bits are passing a given point. Commonly used to give the

"speed" of a network. A LAN might run at 10 or 100 Mbit/s. See also Bit rate.

Monitor -

A monitor is very similar to a standard television set, but lacks the electronics to pick up regular

television signals.

Motion JPEG -

Motion JPEG is a simple compression/decompression technique for networked video. Latency is low

and image quality is guaranteed, regardless of movement or complexity of the image. Image quality is

controlled by adjusting the compression level, which in turn provides control over the file size, and

thereby the bit rate.

High-quality individual images from the Motion JPEG stream are easily extracted. See also JPEG.

Megapixel -

See Pixel.

MPEG (Moving Picture Experts Group) -

The Moving Picture Experts Group develops standards for digital video and audio compression. It

operates under the auspices of the International Organization for Standardization (ISO). The MPEG

standards are an evolving series, each designed for a different purpose.

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