Philips 220C1SB User manual - Page 105
Vertical refresh rate, Downstream, Upstream
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(MPTTBSZ Downstream The direction of data flow from the host or away from the host. A downstream port is the port on a hub electrically farthest from the host that generates downstream data traffic from the hub. Downstream ports receive upstream data traffic. 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. RETURN TO TOP OF THE PAGE V Vertical refresh rate Expressed in Hz, it is the number of frames (complete pictures) written to the screen every second. RETURN TO TOP OF THE PAGE GJMF POJUPS0&.1IJMJQT.QSPKFDU 67$%$POUFOUTMDENBOVBM&/(-*4)$HMPTTBSZHMPTTBSZIUN
Glossary
Downstream
The direction of data flow from the host or away from the host. A downstream port is the port on a
hub electrically farthest from the host that generates downstream data traffic from the hub.
Downstream ports receive upstream data traffic.
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:///E|/LCD%20Monitor%20OEM/Philips/M1-project/220C1/220C1-EDFU/5...0V401.001/CD-Contents/lcd/manual/ENGLISH/220C1/glossary/glossary.htm 第 10 頁 / 共 10
[98-06-23 09:43]