www.gusucode.com > signal 工具箱matlab源码程序 > signal/+fspecs/@hppassfstop/hppassfstop.m
classdef hppassfstop < fspecs.hppass %HPPASSFASTOP Construct an HPPASSFSTOP object. % Copyright 1999-2015 The MathWorks, Inc. %fspecs.hppassfstop class % fspecs.hppassfstop extends fspecs.hppass. % % fspecs.hppassfstop properties: % ResponseType - Property is of type 'ustring' (read only) % NormalizedFrequency - Property is of type 'bool' % Fs - Property is of type 'mxArray' % FilterOrder - Property is of type 'posint user-defined' % Fpass - Property is of type 'posdouble user-defined' % Apass - Property is of type 'posdouble user-defined' % Fstop - Property is of type 'posdouble user-defined' % % fspecs.hppassfstop methods: % analogresp - Compute analog response object. % getdesignobj - Get the designobj. % getdesignpanelstate - Get the designpanelstate. % measureinfo - Return a structure of information for the measurements. % props2normalize - Properties to normalize frequency. % thisgetspecs - Get the specs. properties (AbortSet, SetObservable, GetObservable) %FSTOP Property is of type 'posdouble user-defined' Fstop = .4; end methods % constructor block function h = hppassfstop(varargin) %HPPASSFSTOP Construct a HPPASSFSTOP object. % H = HPPASSFSTOP(N,Fstop,Fpass,Apass,Fs) constructs a highpass filter % specifications object with passband-edge specs. % % N is the filter order and must be a positive integer. % % Fstop is the stopband-edge frequency and must be a positive scalar % between 0 and 1 if no sampling frequency is specified or between 0 and % Fs/2 if a sampling frequency Fs is specified. % % Fpass is the passband-edge frequency and must be a positive scalar % greater than Fstop and between 0 and 1 if no sampling frequency is % specified or between 0 and Fs/2 if a sampling frequency Fs is % specified. % % Apass is the maximum passband deviation and it must be a positive % scalar. % % Fs is the sampling frequency. If Fs is not specified, normalized % frequency is assumed. If Fs is specified, it must be a positive scalar. % Author(s): R. Losada % Override defaults inherited from lowpass if nargin < 1, varargin{1} = 10; end if nargin < 2, varargin{2} = .4; end if nargin < 3, varargin{3} = .6; end % h = fspecs.hppassfstop; respstr = 'Highpass with passband-edge specifications and stopband frequency'; fstart = 2; fstop = 3; nargsnoFs = 4; fsconstructor(h,respstr,fstart,fstop,nargsnoFs,varargin{:}); end % hppassfstop end % constructor block methods function set.Fstop(obj,value) % User-defined DataType = 'posdouble user-defined' validateattributes(value,{'numeric'},... {'scalar','positive'},'','Fstop'); value = double(value); obj.Fstop = value; end end % set and get functions methods % public methods ha = analogresp(h) designobj = getdesignobj(this,str) s = getdesignpanelstate(this) minfo = measureinfo(this) p = props2normalize(h) specs = thisgetspecs(this) end % public methods methods (Hidden) % possibly private or hidden p = propstoadd(this) [isvalid,errmsg,errid] = thisvalidate(h) end % possibly private or hidden end % classdef