Patent ID: 8369196
Filing Date: 2013-02-05
Classification: G11B

Abstract:
1. An optical recording medium comprising an information layer including a burst cutting area and a data area and a BCA code, in the burst cutting area, comprising a BCA mark, wherein the BCA mark comprises a plurality of pits arrayed along one or more pit tracks within the BCA mark and the information layer includes a reflective layer formed over at least the plurality of pits, and the plurality of pits arrayed within the at least one BCA mark are each formed with a pit length measured along a pit track direction corresponding to a predetermined nominal BCA pit length, the plurality of pits arrayed within the BCA mark are each spaced apart from one another along the pit track direction by a land region, each land region within the BCA mark being configured with a land length measured along the pit track direction corresponding to a predetermined nominal BCA land length, and the nominal BCA pit length is equal to or longer than the nominal BCA land length.