Reproducing apparatus for an optical recording medium

G - Physics – 06 – K

Patent

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352/53.7

G06K 7/10 (2006.01) G11B 7/0033 (2006.01) G11B 7/013 (2006.01)

Patent

CA 1328016

ABSTRACT OF THE DISCLOSURE There is provided a reproducing apparatus of an optical recording medium comprising: a card type optical recording medium from which an information signal can be optically read out and on which information signal is discretely recorded as a plurality of blocks each consisting of a plurality of track trains; detecting means consisting of a plurality of detecting elements arranged two-dimensionally for irradiating a light beam from a reproducing light source onto a whole area of the block as a recording unit and for detecting the reflected light from the optical card; and extracting means for extracting a detection output of one of the track trains in the block on the basis of a detection output from the detecting means.

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