Smarter Microelectronics (guang Zhou) Co., Ltd.

Yaohui Guo

Yang Li

Jian Sun

A silicon-on-insulator (SOI) based positive/negative voltage generation circuit includes: an inverter including an NMOS transistor and a PMOS transistor, a first transfer capacitor coupled to the PMOS transistor, a first output capacitor, a second transfer capacitor coupled to the NMOS transistor, a second output capacitor, a first diode disposed between the first transfer capacitor and the first output capacitor, a second diode disposed between the second transfer capacitor and the second output capacitor, one end of the first output capacitor is coupled to the ground, one end of the second output capacitor is coupled to the ground; wherein an output voltage of the inverter is controlled by a single-phase clock to flip periodically, charge the first transfer capacitor through a parasitic diode of the PMOS transistor, and charge the second transfer capacitor through a parasitic diode of the NMOS transistor.

Growing community of inventors

Guangzhou, China

Yaohui Guo