Mercurial > hg > aimmat
view aim-mat/tools/@fsignal/fsignal.m @ 0:74dedb26614d
Initial checkin of AIM-MAT version 1.5 (6.4.2011).
author | tomwalters |
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date | Fri, 20 May 2011 12:32:31 +0100 |
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% method of class @fsignal (derived from @signal) % % INPUT VALUES: % % RETURN VALUE: % % % (c) 2003-2008, University of Cambridge, Medical Research Council % Maintained by Tom Walters (tcw24@cam.ac.uk), written by Stefan Bleeck (stefan@bleeck.de) % http://www.pdn.cam.ac.uk/cnbh/aim2006 % $Date: 2008-06-10 18:00:16 +0100 (Tue, 10 Jun 2008) $ % $Revision: 585 $ function f=fsignal(laenge,samplerate) start_time=0; unit_y='amplitude (dB)'; unit_x='Frequency (Hz)'; name='generic Frequencysignal'; if nargin< 2 samplerate=1000; end % Konstruktor kann auch ein Vektor sein, dann wird direkt konstruiert. lang=size(laenge,1); if size(laenge,2)>1 %Benutzer hat falschen Vektor (Zeilenvektor) eingegeben lang=size(laenge,2); laenge=laenge'; end if lang>1 % AHA! Ein Vektor f.werte=laenge; nr_points=lang; else nr_points=laenge; f.werte=zeros(round(nr_points),1); end f.max_fre=samplerate; f.df=samplerate/nr_points; %frequenzabstand sig=signal(laenge,samplerate,name,unit_x,unit_y,start_time); f=class(f,'fsignal',sig);