INFORMATION RECORDING METHOD, INFORMATION RECORDING APPARATUS, AND RECORDING MEDIUM

PROBLEM TO BE SOLVED: To provide an information recording method and an information recording apparatus for manufacturing a master for manufacturing a recording medium, in which a good read signal waveform can be obtained even from a recording pit having a short pit length, and the recording medium....

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Hauptverfasser: KUMASAKA OSAMU, KOBAYASHI MASANORI, SONE MASAMI, KAMIMURA KENJI, KURIYAMA KAZUMI, KANEDA HIROYOSHI
Format: Patent
Sprache:eng
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Zusammenfassung:PROBLEM TO BE SOLVED: To provide an information recording method and an information recording apparatus for manufacturing a master for manufacturing a recording medium, in which a good read signal waveform can be obtained even from a recording pit having a short pit length, and the recording medium. SOLUTION: In irradiating a resist layer formed on a substrate with an exposure beam according to a pulse signal corresponding to the recording pit, while adjusting an irritation period of time of the exposure beam for the irradiation in accordance with pulse width of a pulse signal, the exposure beam is deflected in the direction along a track, in accordance with the pulse signal. COPYRIGHT: (C)2003,JPO