A new weighting function improving the convergence performance of IRWLS-based all-pass IIR filters. - Taisaku Ishiwata; Yoshinao Shiraki (EUSIPCO, 2013)

A Rectangular Weighting Function Approximating Local Phase Error for Designing Equiripple All-Pass IIR Filters. - Taisaku Ishiwata; Yoshinao Shiraki (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2013)