Implementation of DOA Estimation System Based on HackRF One

Table 2

The results of DOA estimation.

Angle (°)	Actual angle	Estimated angle	Estimation error
Position 1	0	0	0
Position 2	10.84	8.6	2.2
Position 3	19.02	21.8	2.8
Position 4	28.68	29.2	0.52