Table 7 BER vs. SINR and distance of different modulation schemes in the Rayleigh channel with/without SPM.

From: Optimizing adaptive modulation technique using standard propagation model for enhanced wireless communication channels

Without Using SPM

Distance (m)

SINR (dB)

BER

BPSK

QPSK

16-QAM

64-QAM

6000

5.319

8.564 × 10− 03

1.756 × 10− 02

3.264 × 10− 02

6.156 × 10− 02

5000

6.903

5.733 × 10− 03

1.235 × 10− 02

2.339 × 10− 02

4.607 × 10− 02

4000

8.841

3.591 × 10− 03

8.078 × 10− 03

1.556 × 10− 02

3.187 × 10− 02

3000

11.34

1.966 × 10− 03

4.591 × 10− 03

8.963 × 10− 03

1.903 × 10− 02

2000

14.86

8.398 × 10− 04

2.02 × 10− 03

3.984× 10− 03

8.706 × 10− 03

1000

20.88

3.232 × 10− 04

7.887 × 10− 04

1.564 × 10− 03

3.467 × 10− 03

0

53.32

3.232 × 10− 04

7.887 × 10− 04

1.564 × 10− 03

3.467 × 10− 03

With Using SPM

6000

13.32

9.224 × 10− 04

2.213 × 10− 03

4.362 × 10− 03

9.512 × 10− 03

5000

14.05

7.648 × 10− 04

1.843 × 10− 03

3.638 × 10− 03

7.967 × 10− 03

4000

14.95

6.344 × 10− 04

1.534 × 10− 03

3.033 × 10− 03

6.665 × 10− 03

3000

16.1

4.797 × 10− 04

1.165 × 10− 03

2.306× 10− 03

5.091 × 10− 03

2000

17.72

3.308 × 10− 04

8.07 × 10− 04

1.6 × 10− 03

3.546 × 10− 03

1000

20.49

3.232 × 10− 04

7.887 × 10− 04

1.564 × 10− 03

3.467 × 10− 03

0

48.12

3.232 × 10− 04

7.887× 10− 04

1.564 × 10− 03

3.467 × 10− 03

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