INFORMATION RECORDING DEVICE, INFORMATION RECORDING METHOD, AND ELECTRONIC APPARATUS

摘要

An information recording device includes: a magnetic disk; an identify module; and a record module. The magnetic disk includes information tracks for recording information by a shingle recording method and an alternate track including an alternate sector for recording alternate information. The identify module is configured to identify a track group including the information tracks that includes update sectors for updating information and a defective sector. The record module is configured to perform recording for updating information on the identified track group without updating the alternate information of the alternate sector corresponding to the defective sector.