Ultrasound-based 3-D tracking system using a digital signal processor
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United States of America Patent
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Jul 14, 1998
Issued Date -
N/A
app pub date -
Apr 17, 1997
filing date -
Mar 28, 1995
priority date (Note) -
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Abstract
A system for determining a time delay of a signal propagating through a medium. The time delay is used to determine the distance between transducers arrangable within a body. One or more Digital Signal Processors (DSP) are programmed to recognize various waveform patterns by matching a received waveform to a template waveform.
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