A Novel Method for DOA and Time Delay Joint Estimation in Multipath OFDM Environment

Figure 3

Estimation results distribution under different conditions: (a) condition 1, SNR = −5 dB; (b) condition 2, SNR = −5 dB; (c) condition 3, SNR = −5 dB; and (d) condition 1, SNR = 0 dB.

(a)

(b)

(c)

(d)