Surround-sound systems

Sound, one of the five senses, plays an important role in entertainment especially in the movie industry. With the advances made in special effects and the film projection techniques, the need for better sound technologies was felt. the necessitated the development of the surround sound system capable of giving a feeling of “Being there”. The advent of digital signal processing added momentum to efforts in this direction, resulting in the evolution of digital surround sound systems. In this seminar I cover the history of surround sound, existing technologies, and present digital surround sound technology. Finally a comparison is provided as well as a look into the future.