Mixed-Signal Parallel Compressive Spectrum Sensing for Cognitive Radios

Table 1

Testing results of the prototype.

Subcarrier's amplitude (mV)	Subcarrier frequencies of the input testing signal (kHz)	Subcarrier frequencies of the reconstructed signal (kHz)
0.3	[+61,+121]	[+61,+121]
0.3	[+41,+131]	[+41,+131]
0.3	[+61,−131]	[+61,−131]
0.3	[−51,+63,+111]	[−51,+63,+111]
0.2	[+71,−85,+91,−101]	[+71,−85,+91,−101]