Electromagnetic Vector Sparse Nested Array: Array Structure Design, Off-Grid Parameter Estimation Algorithm

Table 1

Performance for different arrays.

								TULA
DOFs	38	38	38	22	16	16	12	7
Array aperture	38	76	114	44	64	96	36	7
	0.2880	0.1465	0.0946	0.1660	0.1349	0.0904	0.1513	0.4197