title: Using fdesign with filtfilt - no phase
body: <p>I'm trying to figure out a way to use filters by fdesign with filtfilt in order not to have additional phase introduced by the filter.  I found the following article and it adequately addresses the issue for low pass filter.  See below:</p>
  
  <p><a href="https://www.mathworks.com/matlabcentral/newsreader/view_thread/260604" rel="nofollow noreferrer">https://www.mathworks.com/matlabcentral/newsreader/view_thread/260604</a></p>
  
  <p>How about high, band, and stop pass cases?  Do I have to use a different syntax?</p>