1. Pulsed Neurons Neil E. Cotter ECE Department University of Utah

2. Overview Problems solved by pulsed biological neurons Description of pulsed biological neurons Research opportunities related to pulsed neurons

3. Problems Solved by Biological Neurons Image recognition in varied settings Speech recognition in noise Control and navigation in difficult terrain [1][2][3] [4] [5][6]

4. Biological Neuron Soma Dendrites Axon Synapse

5. Biological Neuron

9. Self-timed: no external clock signal

10. Biological Neuron Self-timed: no external clock signal Recognizes sub-patterns: use lower threshold

11. Opportunities Describe the mathematics of pulsed neurons Devise learning algorithms for pulsed neurons Construct electronic pulsed neurons

12. Contact Information Neil E. Cotter ECE Dept University of Utah necotter@ece.utah.edu References: [1] http://www.hands-free.co.uk/products/index.php?id=4, accessed 09/28/2008.http://www.hands-free.co.uk/products/index.php?id=4 [2] http://www.geeksugar.com/1751649, accessed 09/28/2008.http://www.geeksugar.com/1751649 [3] http://www.sciencedaily.com/releases/2008/03/080304200855.htm, accessed 09/28/2008.http://www.sciencedaily.com/releases/2008/03/080304200855.htm [4] http://en.wikipedia.org/wiki/R2-D2, accessed 09/28/2008.http://en.wikipedia.org/wiki/R2-D2 [5] http://www.7gadgets.com/2007/10/19/genuine-lost-in-space-robot/2926,accessed 09/28/2008.http://www.7gadgets.com/2007/10/19/genuine-lost-in-space-robot/2926 [6] http://www.sbcc.org/science/projects/vacuum.html, accessed 09/28/2008.http://www.sbcc.org/science/projects/vacuum.html