User's Manual

CrossFireHP–All-DigitalTransportSystem
UserGuide
©SUNWAVECOMMUNICATIONSLIMITED201515Revision05
1.
1.
1.
1.System
S ystem
System
SystemOverview
O verview
Overview
Overview
1.1.
1.1.
1.1.
1.1.Overview
O verview
Overview
Overview
TheCrossFiresystemincludestheAccessUnit(AU),ExpansionUnit(EU)andRemoteUnit(RU).
Usingdigitalprocessinganddigitalopticaltransmissiontechnology,theAUframesradio-frequencysignalsfrombase
stationsofdifferentoperators,andofdifferentstandardsandfrequencybands,andtransmitsthecompositesignalto
theEU.WLANandsmallcellbasestationsignalsaccessthegigabit/megabitEthernetportontheEUandarereframed
withopticalsignalsfromtheAUandthentransmittedtotheRU.TheRUconductsdigital-analogconversionandpower
amplificationoftheinputsignalsandthenachievesradiocoveragethroughtheantenna-feedersystemforsignalsofall
standardsandfrequencybands.
1.2.
1.2.
1.2.
1.2.Product
P roduct
Product
Productmodel
m odel
model
model
AU:iDAS-A202,EU:iDAS-E202,RU:iDAS-R211
1.3.
1.3.
1.3.
1.3.Operating
O perating
Operating
OperatingFundamentals
F undamentals
Fundamentals
Fundamentals
Figure1-1showsthefundamentalsofhowtheCrossFireoperates.