| 摘要 |
<P>PROBLEM TO BE SOLVED: To improve yield and quality control of a magnetic recording medium having a discrete track manufactured by an imprinting method. Ž<P>SOLUTION: A magnetic recording layer has recording track patterns separated by grooves, and management information patterns representing binary management information on a manufacturing number, management number, date of manufacture, place of manufacture, name of manufacturer, sales channel, storage capacity, size or the like. The management information pattern is recorded across adjacent recording tracks. Ž<P>COPYRIGHT: (C)2010,JPO&INPIT Ž
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