A charge pump unit including a capacitor that accumulates a charge on an output node
according to a first clock signal and a transfer gate that takes in and applies a voltage of an …

To provide an individual boost circuit capable of boosting a minute power voltage to a target
voltage more reliably. An individual boost circuit includes a first PMOS transistor that has a …

A charge pump includes a scaler circuit and a selector circuit. The scaler circuit is designed
to scale an intermediate voltage by a scaling factor to generate a scaled voltage. The …

BACKGROUND A variable capacitor adopting micro-electromechanical systems (MEMS)
technology is proposed. In such a capaci tor, capacitance can be varied with a change in …

(57) ABSTRACT A semiconductor wafer includes dielectric regions of differ ent thicknesses,
some of the dielectric regions being thinner and other ones of the dielectric regions being …

An adjustable charge pump system. The system includes a voltage regulator, a clock circuit,
a voltage adjustment circuit, and a charge pump. The voltage regulator is configured to …