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US 7,933,180 B2Granted
Optical information reproducing method and apparatus for performing reproduction compensation
AssigneeCanon Kabushiki Kaisha
InventorTatsushi Katayama
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AssigneeCanon Kabushiki Kaisha
InventorTatsushi Katayama
Estimating the term…
The present invention provides an optical information reproducing method of detecting a record mark formed in an optical information recording medium and generating a reproduced signal, comprising the steps of: detecting a mark length of each record mark on basis of a reproduced signal, and correcting the reproduced signal by a correction amount corresponding to the detected mark length, and an optical information reproducing apparatus for detecting a record mark formed in an optical information recording medium and generating a reproduced signal, comprising: a detection circuit for detecting a mark length of each record mark on basis of a reproduced signal, and a correction circuit for correcting the reproduced signal by a correction amount corresponding to the detected mark length.
An optical information reproducing method of detecting a reproduced signal on a basis of a record mark formed in an optical information recording medium and decoding record data based on the detected reproduced signal, comprising the steps of:
An optical information reproducing apparatus for detecting a reproduced signal on a basis of a record mark formed in an optical information recording medium and decoding a record data based on the detected reproduced signal, comprising:
Dependencies are inferred from the claim text.