Patent ID: 6665491
Filing Date: 2003-12-16
Classification: G11B,H04N

Abstract:
An information recording medium comprising an area for storing at least one video object and an area for storing management information, wherein:the video object includes a video stream which is obtained by coding a video signal, a first audio stream which is obtained by coding an audio signal and a second audio stream which is obtained by coding an audio signal; the management information includes: status information, the status information indicating whether or not the second audio stream is provided for after-recording operation, and whether or not the after-recording data is recorded to the second audio stream when the second audio stream is provided for after-recording operation; bit rate of the first audio stream and bit rate of the second audio stream; and coding mode of the first audio stream and coding mode of the second audio stream; wherein when the second audio stream is provided for after recording, the second audio stream has the same bit rate and the same coding mode as the first audio stream.