Concentrically recording auxiliary information on non-data...

Dynamic information storage or retrieval – Binary pulse train information signal – Format arrangement processing for auxiliary information

Reexamination Certificate

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C369S275300, C369S059260

Reexamination Certificate

active

06996048

ABSTRACT:
Disclosed is a disk-like recording medium, a disk recording apparatus and a disk recording method, and a disk playback apparatus and a disk playback method. Disk ID is recorded over a circle of a burst cutting area on an optical disk. The circle is divided into n blocks, each of the blocks is divided into m frames, and ID information is recorded in each of the frames with k channel bits.

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