Because of its advantages of small size, high positioning accuracy, simple control, voice coil motor (VCM) is widely used in high-precision positioning systems such as disk drive, medical equipment, ...

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The seven-time Pocono race winner scored his fifth pole position at the “Tricky Triangle” with a lap of 52.144 seconds around the three-turn, 2.5-mile track for his first pole of 2025.

Abstract: A dual-stage servo system with an on-slider piezoelectric (PZT) microactuator is developed for future high-density hard disk drives. The parallel control scheme is used in servo design with ...