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This seems pretty clever – a soundtrack, along with metadata about where the sound should appear to be coming from, enables different configurations of cinema speakers to recreate a 3D sound effect. This seems to be different from current set-ups where each speaker has a particular track, so sound X comes from this speaker and sound Y comes from that speaker. If I’ve understood it correctly this is much more flexible. Also I want one 😉
See also Ben Shirley’s post on the system http://benshirley.wordpress.com/2013/01/30/dolby-atmos-a-visit-to-dolbys-new-screening-room-in-soho/

The Sound Blog

Dolby Atmos: a brief review

I’m current doing interviews for a BBC Radio 3 programme which forms part of the BBC’s autumn season on cinema sound. On Tuesday I was lucky enough to hear the new Atmos system in Dolby’s screening room in central London.

Compared to most cinemas, the most obvious differences you can see in thetheatre, is that there are many more loudspeakers, including two lines of speakers above the audience. These overhead speakers allow sound sources to be properly placed above the listener, something that was really well demonstrated by a jungle soundscape where some of the insects could be heard buzzing right over my head.

The sound system you currently hear in your local multiplex only allows off-screen sources of sound to be relatively crudely placed. The increase in the number of loudspeakers in Dolby Atmos, the improvement in the quality of the surround speakers…

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