3Lee I H, Chen C K, Lim Y C. Design of Discrete Coefficent FIR Digital Filters with Arbitrary Amplitute and Phase Responses [J]. IEEE Trans Circuits Syst, 1993-07, 40: 444-448.
4Ljung L, Soderstrom T. Theory and Practice of Recursive Identification [M]. The MIT Press, 1983.
5Lim Y C, Lee J H, Chen C K, Yang R H. A weight least squares algorithm for quasi-equiripple FIR and IIR digital filter design [J]. IEEE trans Sienal Processine. 1992-03.40: 551-558.
