Viterbi was born to an Italian Jewish family in Bergamo, Italy and emigrated with them to the United States two years before World War II. His original name was Andrea, but when he was naturalized in the US, his parents … See more

Viterbi attended the Boston Latin School, and then entered Massachusetts Institute of Technology (MIT) in 1952, studying electrical engineering. He received both BS and MS in electrical engineering in 1957 from MIT. He wa… See more

After receiving his PhD, he applied successfully for an academic position at University of California, Los Angeles (UCLA).
Viterbi was later a professor of electrical engineerin… See more

A. Viterbi analytically showed that for the first-order PLL model (filterless model) the three main ranges (hold-in, pull-in, lock-in ranges) coincide. Various conjectures (e.g., Egan's conjecture on the pull-in range of type II APLL) … See more