发明名称 |
Method for reproducing information on a recording medium |
摘要 |
A method for reproducing information on a recording medium includes irradiating electromagnetic energy or light to the recording medium from one side with respect to the recording medium, applying a recording magnetic field to an electromagnetic energy or light irradiated position on the recording medium from the one side of irradiating electromagnetic energy or light, and detecting magnetic leakage flux emerging from the recording medium from the one side of irradiating electromagnetic energy or light.
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申请公布号 |
US6683823(B2) |
申请公布日期 |
2004.01.27 |
申请号 |
US20020320517 |
申请日期 |
2002.12.17 |
申请人 |
HITACHI, LTD. |
发明人 |
SAGA HIDEKI;NEMOTO HIROAKI;SUKEDA HIROFUMI;TAKAHASHI MASAHIKO;NAKAMURA KIMIO;MARUYAMA YOHJI;IDE HIROSHI;HAMAGUCHI TAKEHIKO |
分类号 |
G11B5/00;G11B5/012;G11B5/09;G11B5/39;(IPC1-7):G11B7/00 |
主分类号 |
G11B5/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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