Journal of Control Science and Engineering / 2017 / Article / Fig 1

Research Article

Adaptive Sliding Mode Control of MEMS AC Voltage Reference Source

Figure 1

MEMS tunable capacitor; (a) its model and pull-in point: pull-in point transpires when movable electrode reaches one-third of its initial distance to fixed electrode; (b) tunable capacitor mislays its stability beyond pull-in voltage; (c) top plate puts in motion in a piston way; (d) lumped model of the MEMS tunable capacitor.
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