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Table 2 Parameters for communications in DSRC.

From: Performance and Reliability of DSRC Vehicular Safety Communication: A Formal Analysis

Parameter

Value

Modulation

BPSK, QPSK, 16-QAM, 64-QAM

Coding rates

1/2, 2/3, 3/4

OFDM symbol duration

8 μ s

Signal bandwidth

10 MHz

Channel data rate

6, 9, 12, 24, 36, 54 Mbit/s

DIFS for 802.11a

64 μ s

Slot time, σ

16 μ s

SIFS for 802.11a

32 μ s

Propagation delay, δ

1 μ s

Preamble length

40 μ s

PLCP header length

8 μ s

CWMin

15