发明名称 Overwritable magneto-optical recording medium and recording method utilizing the same.
摘要 <p>A magneto-optical recording medium with wide operating margins is disclosed. The magneto-optical recording medium includes a vertical magnetic films of exchange-coupled liminated structure composed of a first magnetic layer (2) with a high coercive force HH and a low Curie temperature TL and a second magnetic layer (3) with a lower coercive force HL and a higher Curie temperature TH in comparison with those of the first magnetic layer. The first magnetic layer has a gradient of the Curie temperature along the direction of thickness of the layer so that the Curie temperature is higher at a position closer to the second magnetic layer. The recording method utilizing this recording medium is also disclosed.</p>
申请公布号 EP0376680(A2) 申请公布日期 1990.07.04
申请号 EP19890313591 申请日期 1989.12.27
申请人 CANON KABUSHIKI KAISHA 发明人 SHIRATORI, TSUTOMU
分类号 G11B11/10;G11B11/105 主分类号 G11B11/10
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