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US 12,518,791 B2Granted
Disk device
AssigneesKabushiki Kaisha Toshiba, Toshiba Electronic Devices & Storage Corporation
InventorMasayuki Kondo
Life of this patent
Estimating the term…
Abstract
According to one embodiment, a disk device including a head, a disk, and a controller is provided. The disk includes at least one band. When a target track is written while being partially overlapped with a track adjacent to the target track in each of the at least one band, the controller writes a plurality of tracks in the band such that a track pitch on the head side of the band is larger than the other track pitches in at least a part of a circumferential position range.
Claims18
A disk device comprising:
- a head;
- a disk including at least one band;
- and
- a controller that writes a plurality of tracks in the band when a target track is written while being partially overlapped with a track adjacent to the target track in each of the at least one band such that a track pitch on a head side of the band is larger than other track pitches in a first circumferential position range and the track pitch on the head side of the band is equivalent to the other track pitches in a second circumferential position range, the second circumferential position range being circumferentially adjacent to the first circumferential position range.
1 more element
Dependencies are inferred from the claim text.