A Novel ULA-Difference-Coarray-Based DOA Estimation Method for General Coherent Signals

Figure 4

DOA spectra of the various algorithms for coherent signals with 200 signal snapshots: (a) SNR = 10 dB, (b) SNR = 0 dB, and (c) SNR = −10 dB.

(a)

(b)

(c)