Philips 170CW8FB 用户手册
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.
closest to the host that generates upstream data traffic from the hub. Upstream ports receive
downstream data traffic.
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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