Introduction
Bede Liu, one of the pioneers of digital signal processing, died at the age of 91 on May 7. Considered one of the founders of modern digital signal processing, Liu conducted research that supported the transition of audio, images and video from analog to digital.
Developments
An IEEE Life Fellow, Liu taught electrical engineering at Princeton for more than 50 years and served as department chair from 1994-1997. His work contributed to techniques that formed the foundation of modern communications, multimedia systems and consumer electronics.
Details
Liu received the IEEE Jack S. Kilby Signal Processing Medal in 2018; he also published 250 technical papers and received 12 U.S. patents.