Inventor

LIIKANEN BRUCE

US25 patents

⚠️ This page may combine multiple inventors who share the name “LIIKANEN BRUCE”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

LIIKANEN BRUCE

MAXTOR CORP

Method and apparatus for determining a transducer&#39;s reference position in a disk drive having a disk surface with spiral servo information written thereon

Dynamic off-track detector

Method and apparatus for dynamic placement of an integration window in a disk drive having a disk surface with spiral servo information written thereon

Method and apparatus for performing seek operations in a disk drive having a disk surface with spiral servo information written thereon

Adaptive write unsafe thresholds for self servo writing

Dynamic shock detection in disk drive using accumulated average position error

Method and apparatus for providing multi-point position demodulation of a read head when using spiral-written servo information

Disk drive with radially dispersed servo bursts

Variable-phase servo burst pattern used to minimize shield-related side readings

Method and apparatus for performing a self-servo write operation in a disk drive

Servo writing with offset compensation for prewritten reference

High fly write detection method

Method and apparatus for reducing effective track width through highly skewed head angles

Dynamic shock detection in disk drive using hair trigger timer

Disk drive with variable-phase servo burst patterns

Method and apparatus for providing a temporary utility zone in a disk drive

Method and apparatus for high fly write detection using stored amplitude values

Method of positioning a head in a disk drive using groups of servo bursts

Method and apparatus for developing position error curves for magneto-resistive heads

Magnetic head with write element offset from read element

SEAGATE TECHNOLOGY LLC

Methods and structure for dynamically mapped mass storage device

Repeated runout compensation using scaled position signals

Seam to seam embedded runout correction propagation

Angularly spaced spiral erase for media

Angular and radial location determination in a control system

Method and apparatus for determining a transducer's reference position in a disk drive having a disk surface with spiral servo information written thereon