Specifications

VIRTU
SECTION 3 – Installation Instructions
G LOSSARY
202 | CANADA CONFERENCE
VIDEOCONFERENCING GLOSSARY
Standard Industry Terms
Algorithm
Compresses voice, video and data signals through telephone lines.
ATM
(Asynchronous Transfer Mode) A high speed networking technology that is able to carry voice,
video, data and facsimile simultaneously.
Broadband
Alternative to regular telephone line, used to provide exceptional voice quality.
CODEC
A compressor/decompressor that squeezes video and audio data to fit narrow digital networks.
DTV
Refers to commercial ISDN videoconferencing systems.
FPS
(Frames Per Second) An indicator of screen refresh speed.
KBPS
Measures telephone line speed.
Internet
A network of computer networks that share protocols and address space.
ISDN
(Integrated Service Digital Network) A digital telephone line which allows transmission of voice,
video and data.
JPEG
(Joint Picture Experts Group) Standard compressed still image.
LAN
(Local Area Network) A linked data network used to allow computer users to share information.
MCU
(Multipoint Control Unit) Also known as “Bridge”, it is used to conduct multipoint conferences.
Multipoint
Videoconferencing where more than two sites are participating in one call.
MPEG
(Moving Picture Experts Group) Standard moving picture coding for Internet transmissions.
EFFECTIVE MARCH 1, 2008 A PRICE INCREASE OF 5% WILL APPLY TO ALL PRODUCTS IN THIS PRICE LIST