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Glossary
Upstream
The direction of data flow towards the host. An upstream port is the port on a device electrically
closest to the host that generates upstream data traffic from the hub. Upstream ports receive
downstream data traffic.
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V
Vertical refresh rate
Expressed in Hz, it is the number of frames (complete pictures) written to the screen every second.
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file:///D|/cd/190WV7/190WV7CS.00%20EDFU-V1_061219/lcd/manual/ENGLISH/190WV7/GLOSSARY/GLOSSARY.HTM (9 of 9)2006-12-20 15:10:48