A German company plans to broadcast adverts via train windows so the sound appears to come from inside a person's head when they lean against them.<br /><br />The technology uses bone conduction, which transmits sound to the inner ear by passing vibrations through the skull.<br /><br />The concept has been designed on behalf of Sky Deutschland by ad agency BBDO.<br /><br />...<br />http://www.euronews.net/
