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Optibase MGW 2400 WMT User Manual

Page 141

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Appendix D

• Glossary of Terms

Frame – Refers to a single picture being part of a series. When
the series is viewed at speed, a “moving picture” is created.

Frame rate – The frame rate of a video sequence refers to how
many frames are viewed per second.

Frame Sampling – Customizable frame rate

FTP – Refers to the File Transfer Protocol, a high-level
protocol for transferring files from one device or PC to another.
FTP uses TCP.

Full Motion Video Video reproduction at 30 frames per
second for NTSC-original signals or 25 frames per second for
PAL-original signals.

Gateway – The term IP Gateway was originally used for
dedicated computers routing packages. Gateway refers now to
an application program that connects two services.

GOP – Refers to the Group Of Pictures, a single MPEG video
random-access unit.

Green Book – The formal standards document for CD-i.

Hub – An electronic device in a network to which multiple
computers connect by usually using twisted pair wiring. A hub
simulates a network that interconnects the attached computers.
The Hub Technology is popular for Ethernets.

Host – Any end-user computer system that connects to a
network. Hosts range in size from PCs to mainframe computers.

HTML – Refers to the Hypertext Markup Language, the format
used in Web-based material.

Hue The hue of a color describes whether a color is basically
red, orange, yellow, green, etc.

HSI – Refers to Hue Saturation Intensity, a tri-stimulus color
system being based on the parameters of hue, saturation, and
intensity (luminance). It is sometimes also referred to as HSV
(Hue-Saturation-Value).

IEC – Refers to the International Electro technical
Commission, a governing body working with the ISO.

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