www.gusucode.com > signal 工具箱matlab源码程序 > signal/@dfilt/@latticeallpass/secfilter.m
function [y,zf] = secfilter(Hd,x,zi) %SECFILTER Filter this section. % [Y,Zf] = SECFILTER(Hd,X,ZI) filters this section. This function is only % intended to be called from DFILT/FILTER. The initial conditions have % already been padded for the C++ implementation. % % See also DFILT. % Author: Thomas A. Bryan % Copyright 1988-2003 The MathWorks, Inc. q = Hd.filterquantizer; k = Hd.privlattice; kconj = Hd.privconjlattice; [y,zf] = latticeallpassfilter(q,k,kconj,x,zi);