RECORDABLE INFORMATION RECORDED MEDIUM, INFORMATION RECORDING DEVICE AND INFORMATION RECORDING METHOD
摘要
<p>In a recording disc, a straight groove (31) and a position determining pit (33) are formed in an inner circumference area (21), and a straight groove (34) and an over-run preventing pit (36) are formed in an outer circumference area (22), and only a straight groove (37) is formed over the entire middle area (23).</p>
