Table 4 Performance of the relaying phase with different gain levels
From: OFDMA-based network-coded cooperation: design and implementation using software-defined radio nodes
Gain | 75 cm | 90 cm | Gain | 75 cm | 90 cm | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Destination | Source | Relay | Source | BER | EVM | BER | EVM | Source | Relay | Source | BER | EVM | BER | EVM |
S1 | 2.8×10−4 | 29.62 | 1.3×10−3 | 36.05 | S1 | 8.02×10−5 | 27.7 | 1×10−3 | 33.44 | |||||
D1 | S2 | 3×10−4 | 30.32 | 1.3×10−3 | 35.96 | S2 | 8.02×10−5 | 28.18 | 1.1×10−3 | 34.8 | ||||
−23 dBm | S3 | 2.1×10−4 | 29.99 | 1.7×10−3 | 36.76 | −23 dBm | S3 | 8.02×10−5 | 28.19 | 8.5×10−4 | 33.16 | |||
S1 | 1.8×10−3 | 36.14 | 3×10−2 | 56.32 | S1 | 1.6×10−3 | 35.77 | 2.9×10−2 | 55.12 | |||||
D2 | S2 | 2.6×10−3 | 34.82 | 2.8×10−2 | 55.26 | S2 | 1.8×10−3 | 35.7 | 2.8×10−2 | 54.79 | ||||
S3 | 1.8×10−3 | 35.94 | 3.54×10−2 | 56.45 | S3 | 1.1×10−3 | 35.44 | 3.4×10−2 | 55.2 | |||||
S1 | 2.64×10−5 | 21.7 | 7.45×10−5 | 25.59 | S1 | 0 | 20.32 | 0 | 24.5 | |||||
D1 | S2 | 2.64×10−5 | 21.29 | 4.97×10−5 | 24.71 | S2 | 0 | 20.36 | 2.48×10−5 | 24.58 | ||||
1 dB | −20 dBm | S3 | 0 | 20.94 | 4.97×10−5 | 25.12 | 4 dB | −20 dBm | S3 | 0 | 20.28 | 0 | 24.52 | |
S1 | 1.9×10−4 | 27.06 | 7×10−3 | 43.85 | S1 | 4.28×10−5 | 25.91 | 6.7×10−3 | 43.63 | |||||
D2 | S2 | 2.1×10−4 | 26.95 | 6.48×10−3 | 43.8 | S2 | 4.28×10−5 | 25.75 | 6.4×10−3 | 43 | ||||
S3 | 1.6×10−4 | 26.92 | 8.4×10−3 | 44.1 | S3 | 4.28×10−5 | 25.82 | 6.9×10−3 | 43.96 | |||||
S1 | 2.29×10−5 | 12.28 | 2.88×10−5 | 12.28 | S1 | 0 | 12 | 0 | 12.1 | |||||
D1 | S2 | 2.29×10−5 | 12.17 | 2.88×10−5 | 12.23 | S2 | 0 | 11.88 | 0 | 11.97 | ||||
−15 dBm | S3 | 0 | 12.05 | 0 | 12.17 | −15 dBm | S3 | 0 | 12 | 0 | 12.1 | |||
S1 | 2.88×10−5 | 14.3 | 5.61×10−5 | 19.46 | S1 | 0 | 14.14 | 0 | 14.48 | |||||
D2 | S2 | 8.64×10−5 | 14.36 | 8.64×10−5 | 19.7 | S2 | 0 | 14.26 | 0 | 14.65 | ||||
S3 | 0 | 14.3 | 0 | 19.42 | S3 | 0 | 14 | 0 | 14.39 | |||||