Patent ID: 8094992
Filing Date: 2012-01-10
Classification: G06F,G11B

Abstract:
1. An information recording device that adapts a write-at-once optical disc to be recorded upon multiple times, the information recording device comprising: means for setting a replacement region and a user region, and also initializing the write-at-once optical disc; means for setting a first track where content is recorded in said user region, according to attributes of said content; means for recording the content to the first track and first file system information of a placement of said content in said write-at-once optical disc to the write-at-once optical disc; means for disabling readout of a non-defective area of the write-at-once optical disc where the first file system information of the placement of said content is recorded in said write-at-once optical disc in response to additional content being written to the write-at-once optical disc by the means for recording; and the means for recording records second file system information of a placement of said content and said additional content on the write-at-once optical disc to the replacement region of the write-at-once optical disc, wherein the second file system information uses a same logical address as the first file system information.