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Josh Fisher's seminal idea found its way from complex, power-hungry bit-slice designs to widely used single-chip DSP. In an industry where purported breakthroughs become fads and then rapidly fade away, very long instruction word (VLIW) technology has had a long and exceptionally successful life. Conceived by Joseph A. (Josh) Fisher about 30 years ago, VLIW had limited commercial success in minicomputers and then was eclipsed by single-chip central processing units (CPUs)-the "killer micros".
Date of Publication: Summer 2009