en <code>kgrid.t_array</code> is set to <code>'auto'</code>.</p>

<pre class="codeinput">
<span class="comment">% create the time array</span>
kgrid.makeTime(medium.sound_speed);
</pre>

<a name="heading4"></a>
<h2>Simulating the sensor data</h2>

<p>The FFT reconstruction function <code><a href="kspaceLineRecon.html">kspaceLineRecon</a></code> requires data recorded along an equally spaced line-shaped array of sensor points. A sensor with this shape can be created by defining a binary sensor mask matrix wi