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function varargout = butter(this, varargin) %BUTTER Butterworth IIR digital filter design. % H = BUTTER(D) Design a Butterworth IIR digital filter using the % specifications in the object D. % % H = BUTTER(D, MATCH) Design a filter and match one band exactly. MATCH % can be either 'passband' or 'stopband' (default). This flag is only % used when designing minimum order Butterworth filters. % Copyright 2005-2009 The MathWorks, Inc. validate_iir_designmethod(this, 'Butterworth') try [varargout{1:nargout}] = privdesigngateway(this, 'butter',... 'DesignMode','Decimator',varargin{:}); catch e throw(e); end % [EOF]