Patent ID: 6449227
Filing Date: 2002-09-10
Classification: G11B,H04N

Abstract:
A DVD-Audio disk comprising:a data zone to store data to be reproduced; and an information zone to store information on said data to be reproduced; wherein said information zone includes directories of a video title set (VIDEO_TS) and an audio title set (AUDIO_TS), said AUDIO_TS directory including information on an audio manager (AMG) having information on audio titles; and wherein said data zone includes said audio titles each having audio title set information (ATSI) followed by a plurality of contiguous audio objects (AOBs), said ATSI includes a plurality of audio stream attributes each having an audio coding mode, a first, second or third quantization bit number corresponding to the data to be reproduced, a first, second, third, fourth, fifth, or sixth sampling frequency corresponding to the data to be reproduced, and decoding algorithm information relating to a number of audio channels of the data to be reproduced, and each of said AOBs includes a plurality of audio packs recorded with audio data corresponding to the decoding algorithm stored in the audio stream attribute.