An apparatus for synchronously reproducing compressed and multiplexed data for multi-angle reproduction. The apparatus for synchronously reproducing multi-angle data includes a plurality of reproducers to receive a data stream in which multi-angle data is multiplexed for multi-angle reproduction, to...http://www.google.co.uk/patents/US6185369?utm_source=gb-gplus-sharePatent US6185369 - Apparatus and method for synchronously reproducing multi-angle data