Data processing: measuring – calibrating – or testing – Calibration or correction system – Timing
Reexamination Certificate
2010-08-11
2011-10-25
Nghiem, Michael (Department: 2857)
Data processing: measuring, calibrating, or testing
Calibration or correction system
Timing
C331S013000
Reexamination Certificate
active
08046185
ABSTRACT:
Systems, methods, and apparatuses including computer program products for oscillator calibration include, in at least one implementation, a storage device including: a system including a first clock source, a second clock source, and a motor controller, the motor controller including calibration circuitry configured to calibrate the second clock source according to the first clock source in response to the first clock source operating as expected, and configured to provide to the system the calibrated second clock source as a timing reference instead of the first clock source as the timing reference in response to the first clock source not operating as expected, a head actuator configured to communicate with the motor controller, and a spindle disposed within the system.
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Le Toan M
Marvell International Ltd.
Nghiem Michael
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