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Archive | 2000

Repeatable runout cancellation in sectored servo disk drive positioning system

Ara W. Nazarian; Charles W. Simmons; Thao P. Trieu; Richard K. Wong


Archive | 1999

Disk drives and disk drive-containing devices having selectively controllable and/or adaptive quiet and high performance modes of operation

Ara W. Nazarian; Russell R. Stern


Archive | 1998

Disk drive with staggered calibration bursts that are disposably located in data regions and method of using the same for calibrating a read head

Raffi Codilian; Ara W. Nazarian; Brian Tanner


Archive | 1999

Method of operating a disk drive for writing to an addressable location after detecting that a head is within a safe-to-write window

Ara W. Nazarian; Raffi Codilian


Archive | 1997

Non-quadrature servo burst pattern for micro-jogging a magnetoresistive head in a magnetic disk drive

Raffi Codilian; Ara W. Nazarian; David Dung Tien Nguyen


Archive | 2000

Disk drive with feed-forward control path that receives a reference position signal to apply a feed-forward command effort at a rate greater than a servo sampling rate

Edgar D. Sheh; Thao P. Trieu; Ara W. Nazarian; Richard K. Wong


Archive | 1998

Hybrid method of determining a fractional track position of a read transducer in a hard disk drive

Ara W. Nazarian; Brian Tanner; Richard K. Wong


Archive | 2001

Method and disk drive for improving data storage capacity of data tracks using push-down wedges

Mark F. Vallis; Ara W. Nazarian


Archive | 1997

Method of seamlessly recording circumferentially successive servo bursts that overlap one another

Raffi Codilian; Timothy J. Elliott; Ara W. Nazarian; Brian Tanner


Archive | 1997

Self-PES linearity calibration method for MR head

Ara W. Nazarian; Thao P. Trieu; Richard K. Wong

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