Patent ID: 8154958

Claim:
An information recording apparatus for performing recording on an information recording medium on which (i) control information and (ii) virtual reference information is recorded, the control information capable of controlling order of recording or reproducing record information, the virtual reference information indicating a correlation between an address that indicates a position in a recording area in which the record information is recorded and a virtual address that is specified by the control information, said information recording apparatus comprising: a first obtaining device for obtaining the control information and the virtual reference information; a first converting device for converting the obtained control information and the obtained virtual reference information to first control information which controls the order of recording or reproducing the record information on the basis of the address; a recording device for recording at least the record information; a first controlling device for controlling said recording device to record the first control information; a second obtaining device for obtaining the recorded first control information; a second converting device for converting the obtained first control information to second control information with a different attribute; and a second controlling device for controlling said recording device to record the second control information.