Patent ID: 8271108
Filing Date: 2012-09-18
Classification: G11B

Abstract:
1. An audio playback device to play back a recording medium that includes a first playback mode operable to play back a first content on the recording medium that consists of only audio data, and a second playback mode operable to play back both the first content and a second content that consists of both audio data and visual data, the device selectively operable in either of the two playback modes, the device comprising: a content determination section operable to determine whether or not a content of the recording medium that is not playable in the first playback mode is playable only in the second playback mode; a message section operable to generate a message notifying a user that the content of the recording medium is playable only in the second playback mode if the content determination section determines that the content is playable only in the second playback mode; a preferential playback control section operable to control the playback action of the audio playback device such that the content playable only in the second playback mode is played back preferentially before other contents if the content determination section determines that the content is playable only in the second playback mode when the device operates in the second playback mode; and an audio title search pointer table and an audio only title search pointer table recorded on the recording medium and configured to facilitate audio playback.