INFORMATION RECORDING MEDIUM, INFORMATION RECORDING DEVICE AND METHOD, INFORMATION REPRODUCING DEVICE AND METHOD AND COMPUTER PROGRAM
摘要
<p>An information recording medium (100) is provided with a first area (Format1) wherein clock information (WBL1) and address information (LPP1) are stored and a detectable first wobble is pre-formatted for recording a part of recording data; and a second area (Format2) wherein (i) an undetectable second wobble is pre-formatted, or (ii) a straight groove is pre-formatted, for recording other parts of the recording data.</p>
