Inventor
KRAUSE JAMES N
US8 patents
Patents
8 patentsUS4679102AJul 7, 1987
Method and means for parking read/write heads in a disc drive using the back-EMF of the spindle motor to operate a stepper motor
SEAGATE TECHNOLOGY67 citations94
US4926077AMay 15, 1990
Resistance compensation in a motor using a thermally variable resistive network
SEAGATE TECHNOLOGY22 citations81
US4739239AApr 19, 1988
Bipolar motor control
SEAGATE TECHNOLOGY21 citations81
US4620244AOct 28, 1986
Compensation method to correct thermally induced off-track errors in disc drives
SEAGATE TECHNOLOGY19 citations72
US5079653AJan 7, 1992
Information storage disc transducer position control system using last step damping
SEAGATE TECHNOLOGY10 citations71
US5182685AJan 26, 1993
Stepper motor torque variance compensation using varied applied voltage
SEAGATE TECHNOLOGY17 citations70
US4812928AMar 14, 1989
Stepper motor data recovery method using a magnetic hysteresis based stepping algorithm
SEAGATE TECHNOLOGY3 citations61
US4768115AAug 30, 1988
Stepper motor magnetic hysteresis correction using a stepping algorithm
SEAGATE TECHNOLOGY0 citations40