An FPGA-Based Adaptable 200 MHz Bandwidth Channel Sounder for Wireless Communication Channel Characterisation

Table 1

Averaging counter value for possible number of averages, durations, and expected improvement in SNR.

𝑁𝑎	Counter value (Hex)	𝑇as(ms)	Theoretical ΔSNR(dB)
0	FFF	0.01024	0
2	1FFF	0.02048	3
4	2FFF	0.04096	6
8	4FFF	0.08192	9
16	8FFF	0.16384	12
32	10FFF	0.32768	15
64	20FFF	0.65536	18
128	40FFF	1.31072	21
256	80FFF	2.62144	24
512	100FFF	5.24288	27
1024	200FFF	10.48576	30