发明授权
US09007883B2 Optical recording and reading method, optical recording and reading apparatus, optical recording medium, and method for producing an optical recording medium 有权
光学记录和读取方法,光学记录和读取装置,光学记录介质和用于制造光学记录介质的方法

Optical recording and reading method, optical recording and reading apparatus, optical recording medium, and method for producing an optical recording medium
摘要:
An optical recording medium includes a recording and reading layer that is previously staked or formed afterword and has no concavo-convex pattern for tracking control, and a servo layer in which a concavo-convex pattern or a groove for tracking control is formed. Information can be recorded in the recording and reading layer while tracking is performed using the servo layer.
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