http://hd.engadget.com/2008/02/11/dolby-and-srs-labs-bring-surround-sound-to-mobiles/ Engadget HD Comments for Dolby and SRS Labs bring surround sound to mobiles http://hd.engadget.com/media/feedlogo.gif http://hd.engadget.com en-us Copyright 2010 Weblogs, Inc. The contents of this feed are available for non-commercial use only. Blogsmith http://www.blogsmith.com/http://hd.engadget.com/2008/02/11/dolby-and-srs-labs-bring-surround-sound-to-mobiles/http://hd.engadget.com/2008/02/11/dolby-and-srs-labs-bring-surround-sound-to-mobiles/Feb 11th 2008 7:09PMhttp://hd.engadget.com/2008/02/11/dolby-and-srs-labs-bring-surround-sound-to-mobiles/http://hd.engadget.com/2008/02/11/dolby-and-srs-labs-bring-surround-sound-to-mobiles/
It's an old and well-established area of audio research called binaural recording:

http://en.wikipedia.org/wiki/Binaural_recording]]>Feb 11th 2008 2:52PM