Pat.#4813057:		Time domain radio transmission system
INVENTORS:		Fullerton; Larry W., Huntsville, AL
ASSIGNEES:		Phillips; Charles A., Ardmore, TN
ISSUED:		Mar. 14, 1989
FILED:		Feb. 3, 1987
ABSTRACT: A time domain communications system wherein time modulated, impulse derived signals are multiplied by a template signal, integrated, and then demodulated. By this process, usable signals are obtained which would be otherwise obscured by noise.