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2-7
D-620605-0-20 Rev A
CONFIDENTIAL
System Operation
2.4
System Operation
• Downlink (Base Station to Wireless Devices)
• Uplink (Wireless Devices to Base Station)
Fusion SingleStar Hub
RAU
The Fusion SingleStar Hub receives down-
link RF signals from a base station using
The Hub converts the RF signals to IF
signals and sends them to RAUs (up to 8)
using CATV cable.
The RAU converts the IF signals
to RF and sends them to passive
antennas using coaxial cable.
Fusion SingleStar Hub
RAU
The Fusion SingleStar Hub
sends the RF signals to a
base station using coaxial
The Hub receives the IF signals from the
RAUs (up to 8) using CATV cable and con-
verts them to RF signals.
The RAU receives uplink RF
signals from the passive
antenna using coaxial cable an
converts them to IF signals.
