Gregory Thomas Frazier; Creator of AudioVision for the Blind

Gregory Thomas Frazier, 58, creator of AudioVision, which describes visual aspects of television, film and live theater for the blind. A native of Boston who grew up in Southern California, Frazier served in the Marine Corps and then earned a master’s degree in broadcast journalism at San Francisco State. His thesis became the basis for AudioVision, which was first utilized in Francis Coppola’s 1988 film “Tucker.” The system provides verbal description for the visually impaired through headsets or a separate audio television channel. Frazier’s invention earned him an Emmy in 1990 in the engineering category. He also taught broadcasting at San Francisco State and worked for Troubador Press, which published several of his books, including “The Bath Book” and “San Francisco Scenes.” On Sunday in San Francisco of cancer.