By Using Devices External To The Driving Mechanisms, E.g. Coin-freed Switch (coin Actuated Mechanisms G07f5/00) {g11b 19/08} Patents (Class G9B/19.015)

SUPPRESSING ADJACENT TRACK INTERFERENCE/FAR TRACK INTERFERENCE (ATI/FTI) IN A HARD DISK DRIVE (HDD) BY AN EXTERNAL MAGNETIC FIELD

Publication number: 20110149427

Abstract: A hard disk drive (HDD) comprising a magnetic disk that includes a data storage surface and an external magnetic field parallel to the data storage surface for suppressing track interference.

Type: Application

Filed: December 17, 2009

Publication date: June 23, 2011

Inventors: Nelson Cheng, Lakshmi Ramamoorthy, Kris Schouterden, Masayoshi Shimokoshi

SUPPRESSING ADJACENT TRACK INTERFERENCE/FAR TRACK INTERFERENCE (ATI/FTI) IN A HARD DISK DRIVE (HDD) BY AN EXTERNAL MAGNETIC FIELD