Takeshita Nobuo

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  • Optical disc discrimination method

    Nakahara Hironori , Takeshita Nobuo

    We propose a method for identifying the type of a disc inserted into an optical drive. The disc is irradiated with light from an LED light source and the diffracted light from the information recordin …

    Jpn. J. Appl. Phys. 54(9S), 09MD02, 2015-08-04