Updated to r8541

2018-03-05 14:49:51 -05:00
parent a4fa5b9988
commit a32fe6a4dc
200 changed files with 20394 additions and 4957 deletions
@@ -0,0 +1,12 @@
+! LDPC (174,87) code
+parameter (KK=87)                     !Information bits (75 + CRC12)
+parameter (ND=58)                     !Data symbols
+parameter (NS=21)                     !Sync symbols (3 @ Costas 7x7)
+parameter (NN=NS+ND)                  !Total channel symbols (79)
+parameter (NSPS=1920)                 !Samples per symbol at 12000 S/s
+parameter (NZ=NSPS*NN)                !Samples in full 15 s waveform (151,680)
+parameter (NMAX=15*12000)             !Samples in iwave (180,000)
+parameter (NFFT1=2*NSPS, NH1=NFFT1/2) !Length of FFTs for symbol spectra
+parameter (NSTEP=NSPS/4)              !Rough time-sync step size
+parameter (NHSYM=NMAX/NSTEP-3)        !Number of symbol spectra (1/4-sym steps)
+parameter (NDOWN=60)                  !Downsample factor