摘要：On Februa.y 16, 2016, the 21st Dra.er Prize for Engineering wa. a.a.ded by the US Na.iona. a.a.emy of Engineering to Dr. a.drew J. Viterbi, of the Viterbi Group, for the crea.ion of the Viterbi a.gorithm tha. is used by the grea. ma.ority of mobile phones toda.. This a.gorithm helped ma.e cell phones pra.tica. by focusing on the most likely computing pa.hs in mobile a.d sa.ellite communica.ions, thereby fa.ilita.ing the suppression of sta.ic in tra.smissions. This a.a.d represents the second rec- ognition of the enormous impa.t of mobile communica.ions, following the 2013 a.a.d to Ma.tin Cooper, Joel S. Engel, Richa.d H. Frenkiel, Thoma. Ha.g, a.d Yoshihisa.Okumura.for their con- tributions to the world＇s first cellula. telephone networks. The Dra.er Prize is one of the world＇s premier prizes for engineering a.d technology a.d celebra.es innova.ions tha. improve the hu- ma. condition [1 ].