| 摘要 |
PROBLEM TO BE SOLVED: To improve disc playback expandability and download efficiency of Web information. SOLUTION: An apparatus includes a playback engine 100 which acquires video/audio contents from a disc D2, an ENAV engine 200+Internet connection unit 211 which acquire ENAV contents from the disc D2 or acquire another ENAV contents from a server 500 via a communication line, and a buffer manager 204. This buffer manager 204 generates timing information (preload/postload end trigger) upon completion of acquisition of the ENAV contents. COPYRIGHT: (C)2007,JPO&INPIT
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