A family of digital audio encoding technologies from Dolby used in movie theaters, home theaters and video games. Introduced in the movie "Batman Returns" in 1992, Dolby Digital has been the most ...

A digital audio encoding system from Dolby that provides four channels. Derived from the Dolby Stereo technology used in movie theaters, Dolby Surround was introduced in the early 1980s for video ...

Over the past few years, there’s been a growing movement in the recording industry toward so-called spatial audio formats. The most popular of these formats is Dolby Atmos Music, and it can make ...