| US 7,545,720 B2 | ||
| Method of and apparatus for managing disc defects using temporary defect management information (TDFL) and temporary defect management information (TDDS), and disc having the TDFL and TDDS | ||
| Sung-hee Hwang, Seoul (Korea, Republic of); Jung-wan Ko, Gyeonggi-do (Korea, Republic of); and Kyung-geun Lee, Gyeonggi-do (Korea, Republic of) | ||
| Assigned to Samsung Electronics Co., Ltd., Suwon-si (Korea, Republic of) | ||
| Filed on Jan. 03, 2008, as Appl. No. 11/968,740. | ||
| Application 11/968740 is a continuation of application No. 11/045149, filed on Jan. 31, 2005, granted, now 7,372,793. | ||
| Application 11/045149 is a continuation of application No. 10/670363, filed on Sep. 26, 2003, granted, now 7,428,670. | ||
| Claims priority of application No. 2002-63850 (KR), filed on Oct. 18, 2002; and application No. 2002-79755 (KR), filed on Dec. 13, 2002. | ||
| Prior Publication US 2008/0106990 A1, May 08, 2008 | ||
| Int. Cl. G11B 7/00 (2006.01) | ||
| U.S. Cl. 369—53.15 | 2 Claims |
| 1. A write-once disc for use with a recording and/or reproducing apparatus, the write-once disc comprising:
a user data area in which user data is recorded;
a spare area other than the user data area and which comprises a substitute area for a defective area existing in the user
data area;
a temporary defect management area which comprises temporary defect information and temporary defect management information
recorded for a recording operation for use by the recording and/or reproducing apparatus to perform disc defect management;
and
a defect management area other than the temporary defect management area which is reserved for the apparatus to record the
temporary defect information and the temporary defect management information,
wherein:
the temporary defect management information comprises information on a recording position of the temporary defect information,
the temporary defect information comprises a defect position pointer that points to a position of a defective area in the
user data area and a replacement position pointer that points to a position of the replacement data that replaces a portion
of the user data recorded in the defective area, and
the defect management area is reserved for copies of last recorded temporary defect information and last recorded temporary
defect management information for use by the recording and/or reproducing apparatus to perform disc defect management after
finalization of the disc.
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