Patent ID: 7643394
Filing Date: 2010-01-05
Classification: G11B

Abstract:
1. An optical disk recording method of recording data onto a recordable optical disk which includes a data zone where data is recorded, a test zone where a test recording is performed, and a guard zone provided between the data zone and the test zone, the optical disk recording method comprising: setting all of or a part of the guard zone or all of the guard zone and a part of the data zone as an extended test zone where the test recording is performed in response to an extension instruction; setting the extended test zone or a part of the data zone contacting the guard zone as a new guard zone; checking the number of times the test zone is extended to determine whether the number of times is smaller than a predetermined number in response to the extension instruction; and transmitting a result of the determination in the checking step to a host which issues the extension instruction.