diff --git a/ofdm/fdet_coarse.m b/ofdm/cfo_coarse_int.m
similarity index 100%
rename from ofdm/fdet_coarse.m
rename to ofdm/cfo_coarse_int.m
diff --git a/ofdm/fdet.m b/ofdm/fdet.m
deleted file mode 100644
index 29a3eee..0000000
--- a/ofdm/fdet.m
+++ /dev/null
@@ -1,24 +0,0 @@
-function [omega, err, dmod, omega_coarse, omega_est, Xm] = fdet(x, N, Ng, off, omega_min, omega_step, omega_max)
-%
-
-K = fix((length(x)-Ng)/(N+Ng));
-
-% Initial guess
-[omega_coarse, Xm] = fdet_coarse(x, N, Ng, omega_min, omega_step, omega_max);
-
-phi_est = 0;
-omega_est = omega_coarse;
-
-for k=1:K
-	omega(k) = omega_est;
-    xp = x((k-1)*(N+Ng)+off+1:k*(N+Ng)+off);
-    x_est = exp(-j*(2*pi*omega_est*(0:N-1)' + phi_est));
-    iq = xp(Ng+1:N+Ng).*x_est;
-    dmod(k) = sum(iq);
-    phi = angle(dmod(k));
-    omega_f = phi/N/(2*pi);
-    err(k) = omega_f;
-    omega_est = omega_est + omega_f;
-    dphi_est = 2*pi*mod(omega_est*N, 1);
-    phi_est = mod(phi_est + dphi_est, 2*pi);
-end;