Andrew James Viterbi (born Andrea Giacomo Viterbi; March 9, 1935) is an American electrical engineer and businessman who co-founded Qualcomm Inc. and invented the Viterbi algorithm. He is currently Presidential Chair Professor of Electrical Engineering at the University of Southern California's Viterbi School of Engineering, which was named in his honor in 2004 in recognition of his $52 million gift.In 2010, he received the IEEE Medal of Honor.