Patent ID: 6832293
Filing Date: 2004-12-14
Classification: G06F,G11B,G11C,H04N

Abstract:
A semiconductor memory card storing:an audio sequence in which a plurality of audio objects are arranged; resume information including a type 1 resume position set according to a user operation, and including, using time information, a type 2 resume position that was automatically set when playback of the audio sequence last stopped; and a plurality of pieces of entry information, each of which is respectively associated with a different audio object, each piece of entry information showing at least one entry position in the respectively associated audio object, adjacent entry positions being separated by an interval equivalent to y seconds, wherein each audio object includes a plurality of audio frames, each audio frame has a reproduction time of x seconds and comprises a header part and a data part, the data part having been compressed by a variable-length encoding method, and the y seconds are not less than twice the x seconds.