[Commit-gnuradio] r10702 - gnuradio/trunk/gnuradio-core/src/lib/general

[jcorgan]

Author: jcorgan
Date: 2009-03-29 18:19:42 -0600 (Sun, 29 Mar 2009)
New Revision: 10702

Modified:
   gnuradio/trunk/gnuradio-core/src/lib/general/gr_mpsk_receiver_cc.cc
Log:
Applied phase jump patch from Stefan Bruens.  Fixes erratic performance of 
phase recovery loop at higher frequency offsets.

Modified: gnuradio/trunk/gnuradio-core/src/lib/general/gr_mpsk_receiver_cc.cc
===================================================================
--- gnuradio/trunk/gnuradio-core/src/lib/general/gr_mpsk_receiver_cc.cc 
2009-03-29 16:36:01 UTC (rev 10701)
+++ gnuradio/trunk/gnuradio-core/src/lib/general/gr_mpsk_receiver_cc.cc 
2009-03-30 00:19:42 UTC (rev 10702)
@@ -257,7 +257,7 @@
   phase_error = gr_branchless_clip(phase_error, 1.0);
     
   d_freq += d_beta*phase_error;             // adjust frequency based on error
-  d_phase += d_freq + d_alpha*phase_error;  // adjust phase based on error
+  d_phase += d_alpha*phase_error;  // adjust phase based on error
 
   // Make sure we stay within +-2pi
   while(d_phase > M_TWOPI)