Method and apparatus for recording digital signals on an...

Details Method and apparatus for recording digital signals on an... Method and apparatus for recording digital signals on an...

G - Physics

11

B

352/32.1

G11B 7/135 (2006.01) G11B 7/0045 (2006.01) G11B 7/013 (2006.01) G11B 7/125 (2006.01) G11B 20/10 (2006.01) G11B 20/14 (2006.01)

Patent

CA 1212762

METHOD AND APPARATUS FOR RECORDING DIGITAL SIGNALS ON AN OPTICAL DISC ABSTRACT OF THE INVENTION A method and an apparatus for performing the digital multi-value recording of digital signals representative of three or more values on an optical disc are provided, wherein a record medium of which the depth of a pit can be changed in accordance with the exposure amount of the laser beam is used.

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