“Virtual surround sound” systems in MP3 players, TV sets and games consoles take an ordinary stereo headphone signal and boost and delay some frequencies to mimic a surround-sound effect. But how realistic the resulting sound appears varies from person to person,as we all have differently shaped ears and heads.
A joint project between the University of York, funded by the UK’s Engineering and Physical Sciences Research Council, and the University of Sydney in Australia has worked out a solution. A modified photo booth takes 3D images of a the listener’s head to measure the shape and size of their…
