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Portrait of Ray Dolby in caricature style with a background made out of sound waves

Ray Dolby

Noise Reduction System Inventor
Born: 1-18-1933 in Portland, Oregon

Ray Dolby is best known for his work in noise reduction and surround sound technologies. He invented an electronic filter known as the Dolby® noise reduction sound system. His technology is widely used in movies, cinemas, personal computers and home theater equipment. He held over 50 U.S. patents and founded Dolby® Laboratories.

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