Patent ID: 8018802
Filing Date: 2011-09-13
Classification: G11B

Abstract:
1. An information recording apparatus for recording user data and recording management data onto an information recording medium comprising: a first recording layer; and a second recording layer, each of the first recording layer and the second recording layer having a user data area to record therein at least the user data and a recording management area to record therein at least the recording management data for managing recording of the user data, said information recording apparatus comprising: a recording device for dividing the recording management area into a plurality of recording management segments and for recording the recording management data into at least one of the plurality of recording management segments; a first controlling device for controlling said recording device to dispose each of the plurality of recording management segments in a single recording layer; a second controlling device for controlling said recording device to record the recording management data into the recording management area in the second recording layer corresponding to a recording area in the first recording layer in which at least one of the user data and the recording management data is recorded; and a third controlling device for controlling said recording device to record dummy information as the recording management data into at least one portion of a recording area of the recording management area in the first recording layer in which the recording management data is unrecorded, said second controlling device controlling said recording device to record the recording management data such that an outer circumferential edge of the recording area in the first recording layer in which the dummy information is recorded and an outer circumferential edge of the recording area in the second recording layer in which the recording management is recorded are at least a predetermined distance away.