 : Value of sample 1 in the signal (Integer)


 Fs   (Optional)
       Nx1 vector of doubles representing the sampling frequency of each
       signal in Hz (if the 'SamplingFrequency' string is parsable).

 Required Parameters:

 recorName
       String specifying the name of the record in the WFDB path or
       in the current directory.


 %Example
 siginfo=wfdbdesc('challenge/2013/set-a/a01')


 Written by Ikaro Silva, 2013

 Modified by Ikaro Silva, September 15, 2014

 Version 1.4

 Since 0.0.1
 See a