From c093caef6d9291ccd0409cb475ca034f87032a63 Mon Sep 17 00:00:00 2001 From: Nicolas Schodet Date: Sat, 25 Jul 2009 22:01:20 +0200 Subject: * digital/beacon/tdoa/doc (re #73): - added TDoA beacon systems precision evaluation graphs. - added TDoA drawing. --- digital/beacon/tdoa/doc/tdoa-large.plot | 14 ++++++++++++++ 1 file changed, 14 insertions(+) create mode 100644 digital/beacon/tdoa/doc/tdoa-large.plot (limited to 'digital/beacon/tdoa/doc/tdoa-large.plot') diff --git a/digital/beacon/tdoa/doc/tdoa-large.plot b/digital/beacon/tdoa/doc/tdoa-large.plot new file mode 100644 index 00000000..ed7200f2 --- /dev/null +++ b/digital/beacon/tdoa/doc/tdoa-large.plot @@ -0,0 +1,14 @@ +set xrange [0:3000] +set yrange [0:2100] +tdoa (x, y, x0, y0, x1, y1) = sqrt ((x - x0)**2 + (y - y0)**2) - sqrt ((x - x1)**2 + (y - y1)**2) +tdoa_b12 (x, y) = tdoa (x, y, 3000, 0, 3000, 2100) +tdoa_b23 (x, y) = tdoa (x, y, 3000, 0, 0, 1050) +tdoa_b31 (x, y) = tdoa (x, y, 3000, 2100, 0, 1050) +set contour +set cntrparam levels 50 +unset surface +set view map +unset clabel +set term png +set output 'tdoa-large.png' +splot tdoa_b12 (x, y), tdoa_b23 (x, y), tdoa_b31 (x, y) -- cgit v1.2.3