Title:
磁気ディスク装置及びヘッドの調整方法
Document Type and Number:
Japanese Patent JP7225147
Kind Code:
B2
Abstract:
A magnetic disk drive includes first and second disks having respective first and second surfaces, a first head including a first write head that writes data on the first surface at a first recording density, and a first assist element that generates a first energy for increasing a write performance by the first write head, a second head including a second write head that writes data on the second surface at a second recording density, and a second assist element that generates a second energy for increasing a write performance by the second write head, and a controller that changes one of the first and second recording densities based on a first recording capacity up to which the first head is capable of writing on the first disk, a second recording capacity up to which the second head is capable of writing on the second disk, and a target capacity.
Inventors:
Masaya Otake
Akihiko Takeo
Akihiko Takeo
Application Number:
JP2020026019A
Publication Date:
February 20, 2023
Filing Date:
February 19, 2020
Export Citation:
Assignee:
Toshiba Corporation
Toshiba Electronic Devices & Storage Corporation
Toshiba Electronic Devices & Storage Corporation
International Classes:
G11B5/09; G11B5/02; G11B5/31
Domestic Patent References:
| JP2014002812A | ||||
| JP2014106991A | ||||
| JP10143811A | ||||
| JP2002170348A |
Foreign References:
| US20040246616 | ||||
| US9082458 |
Attorney, Agent or Firm:
Suzue International Patent Office