Title:
MAGNETIC DISK DEVICE AND WRITE PROCESSING METHOD
Document Type and Number:
Japanese Patent JP2023119547
Kind Code:
A
Abstract:
To provide a magnetic disk device and a write processing method capable of improving reliability.SOLUTION: A magnetic disk device according to the present embodiment includes: a disk; a head for writing data to the disk and reading the data from the disk; and a controller for controlling write processing on the basis of a first determination value corresponding to a first deviation amount specified for each excess time in which the first deviation amount in a radial direction of the disk of the head exceeds a first threshold causing a read error in a second track adjacent in the radial direction of the first track and a second threshold changing the write processing, at the time of write processing of the first track of the disk.SELECTED DRAWING: Figure 1
Inventors:
MAETO NOBUHIRO
Application Number:
JP2022113281A
Publication Date:
August 28, 2023
Filing Date:
July 14, 2022
Export Citation:
Assignee:
TOSHIBA CORP
TOSHIBA ELECTRONIC DEVICES & STORAGE CORP
TOSHIBA ELECTRONIC DEVICES & STORAGE CORP
International Classes:
G11B5/596; G11B5/012; G11B5/09; G11B20/10; G11B20/12; G11B20/18
Attorney, Agent or Firm:
Suzue International Patent Office