From a6eff9c2f017ff0769fb2f07315cb39cfa554802 Mon Sep 17 00:00:00 2001
From: Jens Ahrensfeld <jens@jayfield.org>
Date: Sun, 19 Apr 2015 20:14:29 +0000
Subject: [PATCH] - add frequency offset injection for baseband processing

git-svn-id: http://moon:8086/svn/matlab/trunk@38 801c6759-fa7c-4059-a304-17956f83a07c
---
 ofdm/ofdm_rx.m | 1 +
 1 file changed, 1 insertion(+)

diff --git a/ofdm/ofdm_rx.m b/ofdm/ofdm_rx.m
index cebea2a..924b5c6 100644
--- a/ofdm/ofdm_rx.m
+++ b/ofdm/ofdm_rx.m
@@ -29,6 +29,7 @@ h_cir = [0 0 .1 -.2 .5 .2 -.1 0 0 ];
 if (ndim == 2)
     fprintf('Mode: Baseband\n');
     x = xwav(:, 1) + j*xwav(:, 2);
+    x = x.*exp(-j*(2*pi*(foff/fs_)*(0:len-1)'));
 elseif (ndim == 1)
     fprintf('Mode: Passband\n');
     x = xwav.*exp(-j*(2*pi*(0.25-foff/fs_)*(0:len-1)'));