www.gusucode.com > signal 工具箱matlab源码程序 > signal/@filtdes/@remezhphalfmin/design.m
function Hd = design(h,d) %DESIGN Method to design the filter given the specs. % Author(s): R. Losada % Copyright 1988-2002 The MathWorks, Inc. [Fpass, Dpass] = getdesignspecs(h, d); if Fpass <= 0.5, error(message('signal:filtdes:remezhphalfmin:design:InvalidRange')); end b = firhalfband('minorder',1-Fpass,Dpass,'high'); % Construct object Hd = dfilt.dffir(b);