Skip to main content

Table 2 Main parameters for measurements as well as for simulations

From: Emulating extreme velocities of mobile LTE receivers in the downlink

Parameters Values
Bandwidth, F s (MHz) 15.36 (9 occupied)
FFT size, N 1,024
Used subcarriers 600 (excluding DC)
Velocities, v (km/h) 50, 66.6, 75, 83.3, 100, 125, 150, and 200
Carrier frequency, f c (GHz) 2.5
Interpolation factors, I 1, 2, and 3
SNR (dB) 38, 31, 21, 11, 1, and (simulations only)
CQI values 1 8 12
Modulation 4-QAM 16-QAM 64-QAM
Code rate 0.076 0.48 0.65
Efficiency 0.1523 1.9141 3.9023
Source bits 1,192 15,288 31,192
Coded bits 16,000 32,000 48,000
Peak throughput (Mbit/s) 1.192 15.288 31.192
  1. Although three CQI values were evaluated and considered throughout the text to validate the proposed technique, results in the figures only consider CQI = 12.