Research Article

Analysis and Enhancement of IEEE 802.15.4e DSME Beacon Scheduling Model

Table 3

Key parameters used in the experiments.

ParameterValue

Bitrate 250 kb/s
Symbol rate 62.5 ksymbol/s
aMaxPHYPacketSize 127
phyCurrentChannel 0
phyCCAMode 1
aBaseSlotDuration 60 symbols
aBaseSuperframeDuration aBaseSlotDuration * aNumSuperframeSlot
aMaxPermissionOnlyPeriodDuration aBaseSuperframeDuration/2
aNumSuperframeSlots 16
aUnitBackoffPeriod 20 symbols
macBeaconOrder 0–15 (14)
maxMaxBE 3–8 (5)
macMaxCSMABackoffs 0–5 (4)
macMaxFrameRetries 0–7 (3)
macMinBE 0-macMaxBE (3)
macSuperframeOrder 0–15 (5~7)
macDSMEenabled (TRUE)
macMultisuperframeorder 0–15
macBeaconSlotLength 128