Patent ID: 7301873

Claim:
An information recording medium for storing information recorded by a drive device, comprising: a version information indicating a version of a recording standard under which the drive device will be operated; normal recording condition information for causing the drive device to be operated for recording information at a normal recording speed, the normal recording condition information corresponding to the version information; first high speed recording condition information for causing the drive device to be operated for recording the information at a first high recording speed higher than the normal recording speed, the first high speed recording condition information corresponding to the version information; and compatibility version information indicating recording compatibility of the recording standard to which second high speed recording condition information is adapted for causing the drive device to be operated for recording the information at a second high recording speed, the second high recording speed recording being slower than the first high recording speed recording, wherein the drive device is controlled for recording by the second high speed recording condition information corresponding to the compatibility version information.