Patent ID: 6212647
Filing Date: 2001-04-03
Classification: G11B

Abstract:
An information storage media adapted to provide media data storage area management, the storage media comprising:a primary list including information identifying media data sections initially determined to be unacceptable, wherein a logical address hierarchy which omits physical address information of the media data sections initially determined to be unacceptable is determinable from the primary list, and wherein the logical address hierarchy determined from the primary list is continuously slipped across the media to omit the unacceptable media data sections;a spare interval parameter establishing a number of media data sections associated with a user data area on the media;a spare length parameter establishing a number of media data sections associated with a sparing data area on the media, wherein the number of media data sections established by the spare length parameter may be zero, and wherein the spare interval parameter and the spare length parameter are selectable independently of geometric characteristics of the media;at least one user data area including the number of media data sections established by the spare interval parameter, wherein the media data sections of the user data area excludes sections identified in the primary list;at least one sparing data area including the number of media data sections established by the spare length parameter, wherein the media data sections of the sparing data area excludes sections identified in the primary list; anda secondary list including information identifying each media data section of the sparing data area and providing information with respect to the status of each media data section of the sparing data area.