Anti-glitch circuit for voice-coil-motor servo operation in disk

Details Anti-glitch circuit for voice-coil-motor servo operation in disk Anti-glitch circuit for voice-coil-motor servo operation in disk

1999-11-23

2000-11-28

Martin, David

Electricity: motive power systems

Positional servo systems

With particular motor control system responsive to the...

318611, 388910, G05F 100

Patent

active

061540013

ABSTRACT:
A circuit to pull down a driver circuit of a motor, including a circuit to monitor the input signal to a driver amplifier to compare the input signal with the output signal from the motor and to output a difference signal when the input signal and the output signal are different, and a circuit to pull down the driver circuit in response to the difference signal.

REFERENCES:
patent: 4197489 (1980-04-01), Dunn et al.
patent: 4228387 (1980-10-01), Brown
patent: 5250881 (1993-10-01), Yoshino
patent: 5264774 (1993-11-01), Ito
patent: 5331259 (1994-07-01), Naito
patent: 5523660 (1996-06-01), Fujii
patent: 5905390 (1999-05-01), Koga

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