Surround sound was used in movies since the 1950s, so as to give a more practical cinema occurrence. Later, the fame of surround sound led to its advancement from movie halls to home theatre. It was designed with a medium having many channels for producing sound for example the Dolby ProLogic. This was a result of much advancement in sound technology (Adams & Wolenik 56). Up to the 1990s, many surround sound formats were founded on matrix implying that, details from the entire channel were programmed as a two-channel hi-fi. In the mid-1990s, distinct programming that had independent channels of audio was initiated by Dolby Laboratories and Digital Theatre Systems.
One of the main purposes of using surround sound is to improve the hearing episode. Surround sound improves the quality of the sound produced and incorporates the listeners more. In addition, surround sound improves live concerts done on CD/DVD by positioning the listener in the hall, while the show is on stage the listeners and hall sounds are heard in the surrounds. Surround sound function because of how people recognize the sound. One way people perceive sound is by audible periphery where each ear works as a single recipient. In binaural perception, people acknowledge the similar sound using both ears. Finally, in spatial perception, people recognize sounds in space and around them (Rumsey 35).
