Patent ID: 8117407
Filing Date: 2012-02-14
Classification: G11B

Abstract:
1. A method of recording data on an information storage medium, the information storage medium comprising a lead-in area and a data area, the data area comprising a user data area and a spare area, the method comprising: recording first data in a first block in the user data area; determining the first block as a defect block, and allocating a second block in the user data area, if a command to record second data in the first block is received; recording the second data in the second block; generating a first defect list entry comprising location information of the first block and location information of the second block; allocating a third block in the spare area, and recording the second data in the third block, if the second block is determined to have a defect; and generating a second defect list entry comprising location information of the first block and location information of the third block, and recording the second defect list entry in a temporary defect management area in the lead-in area; wherein the third block comprises the second data interleaved with additional information comprising location information of the second block.