A Lagrangian Multiplier Method for TDOA and FDOA Positioning of Multiple Disjoint Sources with Distance and Velocity Correlation Constraints

Table 1

Mathematical notation.

Notation	Explanation
	matrix with all-zero entries
	matrix with all-zero entries
	dimensional identity matrix
or	or vector with all-one entries
	Block diagonal matrix consisting of the matrix or vector
	The euclidean norm of a vector
	matrix of zeros except for the diagonal element is equal to unity
	The pseudo-inverse of a matrix that satisfies the Moore-Penrose conditions
	Kronecker product