Parametric Array in Air: Distortion Reduction by Preprocessing

Thursday, March 5, 1998 4:00 p.m. Dr John T. Post Applied Research Laboratories http://www.arlut.utexas.edu Thomas D. Kite Department of Electrical and Computer Engineering http://www.ece.utexas.edu and Professor Mark Hamilton Department of Mechanical Engineering The University of Texas at Austin http://www.me.utexas.edu In a parametric array, highly directional low-frequency sound is generated by the self-demodulation of an intense,…