HARMONICS COMPENSATOR FOR TRACK FOLLOWING IN DISK DRIVE

• Main Authors: GARY E COUNTS, STEVEN J MARTINS, RONALD J LOOMIS, THOMAS L ANDREWS, ROBERT A ALT
• Format: Patent
• Language: English
• Published: 21.05.1999
• Edition: 6
• Subjects: INFORMATION STORAGE; INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORDCARRIER AND TRANSDUCER; PHYSICS

PROBLEM TO BE SOLVED: To hold the data head of which disk is rotating to the condition positioned to the track by combining a plurality of periodic signals from development of variation in the radius direction and then forming a position compensating signal showing good approximating to variation in...