Figure 3From: Dimension estimation-based spectrum sensing for cognitive radioPerformance evaluation of the DED detector in terms of PU signal detection in cooperative way using an DVB-T OFDM primary user system: Probability of detection versus SNR curves with P FA = 0.05, sensing time = 1.12 ms and p = 2048. (a) Scenario 1, (b) Scenario 2, and (c) Scenario 3.Back to article page