Support 20b FIR coefficients.

applications/lofar2/model/pfs_coeff_final.m

@@ -97,8 +97,8 @@
 % h) Support loading and analysing LOFAR1 coefficients for comparison
 % i) Support changing the half power subband band width via relative_bw = 1
 % j) Save plots in plots/
-% k) Create FIR coefficients for 16b or 18b Kaiser (has sharp band edge) and
-%    Hanning (has almost flat DC response for all poly phases)
+% k) Create FIR coefficients for 16b, 18b, 20b Kaiser (has sharp band edge)
+%    and Hanning (has almost flat DC response for all poly phases)
 
 close all;
 clear all;
@@ -121,6 +121,7 @@ if not(reproduce_ftf)
     % word size for coefficients
     nof_bits = 16;
     nof_bits = 18;
+    nof_bits = 20;
     % window function for coefficients
     kaiser_beta = 1;
     use_window = 'Kaiser';