Table 1 Simulation parameters.

Total number of subcarriers

1024

Carrier frequency

3.7 GHz

Sampling rate

1/(25 ns)

Guard Interval

3.2 s

Modulation

QPSK

Code

Convolutional code, rate 1/2

Code polynomials

133,171

Constraint length

6

Decoder

BCJR [27]

Interleaving

Random over 12 OFDM symbols

Channel

WINNER C2 Urban Macro-cell [28]

Scenario

Wide Area

Antenna distance

Tx: , Rx:

User velocity

50 km/h

Coherence bandwidth

550 kHz

Coherence time

2.9 ms

Channel estimation

Perfect