[PD] dance controllers...

Johannes Taelman johannes.taelman at rug.ac.be
Tue Apr 2 10:41:32 CEST 2002

My sonar is not sending pulses, but a sine-wave. Moving reflective surfaces
cause frequency deviations in the receiver. It does not contain positional


From: "Sukandar Kartadinata" <sk at glui.de>

> does doppler mean that you're not just measuring the time lag between
> sending and receiving US pulses (like most US sensor systems), but
> doing some further analysis on the US echo ? Like measuring the
> frequency deviation to determine the speed of objects (like the term
> doppler would suggests) ?
> probably all in your upcoming documentation...
> looking forward to this
> best
> Sukandar

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