RADWIN2000UserManual Release2.8.30 11‐4
HSSConcepts:RadioFramePattern(RFP)
HSSConcepts:RadioFramePattern(RFP)
ARadioFramePattern(RFP)isthecycledurationoftransmitandreceiveoftheair‐frame.
WithoutHSS
WhenselectingTDMorEthernetservices,thesystemautomaticallyandtransparently
choosestheoptimalRFP.WhenTDMandEthernetservicesareconfigured,theRFPis
optimizedforTDM.
RFPandHSS
WhenHSSisused,theRFPforthecollocatedradiosmustbeselectedmanually.
RADWIN2000usestheTimeDivisionDuplex(TDD)mechanism.
UnderHSS,TDDenablessynchronizationoftransmissionforthecollocatedunitsasshownin
Figure11‐4:
Figure11‐4:RadioFramePattern
TwoRFPtypes(labelledBandE)areavailable.UnderHSStheRFPmustbeconfiguredbythe
userdependingonthetypeoftheradioproducts,servicesandchannelbandwidthin
accordancewithTable11‐2.
ThetabledescribetheefficiencyoftheairinterfaceaccordingtotheRFPtype,servicesand
channelbandwidth.ThetablesmayalsobeviewedintheRADWINManagerandintheLink
BudgetCalculator.Theefficiencyoftheairinterfacewillvaryaccordingtotheproductused.
Table11‐1:RadioFramePatternTable‐RADWIN5000HBS
RFP 5/10/20/40MHz
TDM Ethernet
E N/A Bestfit
Table11‐2:RadioFramePatternTable‐RADWIN2000
RFP 40MHz 20MHz 10MHz 5MHz
TDM Ethernet TDM Ethernet TDM Ethernet TDM Ethernet
B Available Available Available Available Available Available Bestfit Bestfit
E Bestfit Bestfit Bestfit Bestfit Bestfit Bestfit Available Available