Table 1 Simulation parameters
From: BER analysis of TDD downlink multiuser MIMO systems with imperfect channel state information
Parameter | value | Comment |
|---|---|---|
Ts (second) | 10-3/14 | Symbol interval |
f c (GHz) | 2.3 | Carrier frequency |
Md (in symbol) | 1, 2, ..., 42 | CSI delay in symbol for different downlink data symbol |
n k | 2 | Number of antennas of each user |
M | 8 | Number of antennas of BS |
K | 2 | Number of user |
N | 4 | Number of antennas of all users |
γs (dB) | 0-30 | Pre-processing data SNR |
γp (dB) | 0-30 | Pre-processing pilot SNR |
ν (km/h) | 0, 10 | Mobile velocity of user |
Modulation | 4, 16, 64 | 4QAM, 16QAM and 64QAM are used respectively for modulation |