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Glossary
U
USB or Universal Serial Bus
The universal serial bus or USB is a standard protocol for linking PCs and peripherals. Because it
delivers high speed at a low cost, USB has become the most popular method for connecting
peripheral devices to a computer. A USB 2.0 port located on a monitor directly in the user's line of
sight provides easy, high-speed connectivity for USB devices at a convenient location.
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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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Y
YPbPr
Component video is a technique for recording and transmitting of video in which each color is
maintained in a separate channel. RGB is an example of component video using one channel each
for red (R), green (G) and blue (B). It is the way to connect a DVD player for optimum picture quality.
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