Merge branch 'upstream' into dfsg-orig

[debian/gnuradio] / gr-radar-mono / src / utils / fftcorr.m

diff --git a/gr-radar-mono/src/utils/fftcorr.m b/gr-radar-mono/src/utils/fftcorr.m
new file mode 100644 (file)
index 0000000..5489889
--- /dev/null
+++ b/gr-radar-mono/src/utils/fftcorr.m
@@ -0,0 +1,4 @@
+# Perform circular correlation via FFT
+function corr = fftcorr(v,ref)
+    corr = ifft(conj(fft(ref)).*fft(v));
+endfunction