Research Article

Maximum Likelihood Time Delay Estimation Based on Monte Carlo Importance Sampling in Multipath Environment

Table 1

The simulation parameter set-up of the OFDM system.

ParametersValues

Guard duration, 1.6 μs
FFT period, 3.2 μs
System bandwidth, 20 MHz
The number of subcarriers64
Carrier frequency, 2.4 GHz