A method for providing a motion signal with a sound signal using an existing sound signal encoding format. The method comprises providing the motion signal, providing the sound signal, inserting the motion signal in an available data field provided in the existing encoding algorithm, encoding the sound...http://www.google.com.tw/patents/US7680451?utm_source=gb-gplus-share專利 US7680451 - Method and apparatus for providing a motion signal with a sound signal using an existing sound signal encoding format
