Spatial Audio: Surround Sound

Surround sound is a technique for enriching the fidelity and depth of sound reproduction by using multiple audio channels from speakers that surround the listener (surround channels). Its first application was in movie theaters.

The breakdown of this page is to list some common components of spatial audio. Currently the major categories include: codecs & containers, formats & configurations and lastly standards & other components or tools.

Official speaker setup guide for Dolby Atmos from the Dolby corporation.

The inner workings of Dolby Atmos and how best to set up your home theater with the right number of speakers for a successful Atmos experience, common mistakes and misconceptions are all revealed.

5.1, 7.1 and other surround sound setups.

Surround channels are audio channels in surround sound multichannel audio. They primarily serve to deliver ambience and diffuse sounds in a film or music soundtrack.

Spatial audio refers to the process of placing different sounds in different locations around the room. This differs from surround sound where sound still feels like it comes from directional speakers. With spatial audio, filmmakers, sound designers, and music creatives can precisely place individual sounds anywhere around the room to create an immersive soundscape.