Step-up circuits

Details Step-up circuits Step-up circuits

2005-05-17

2005-05-17

Tra, Quan (Department: 2816)

Miscellaneous active electrical nonlinear devices, circuits, and

Specific identifiable device, circuit, or system

With specific source of supply or bias voltage

Reexamination Certificate

active

06894554

ABSTRACT:
A step-up circuit is equipped with a step-up clock signal generation device that generates a clock signal to be used for stepping up voltage, a plurality of step-up stages for successively stepping up a power supply voltage based on the clock signal, and control devices that controls, after starting an operation, the stepped up clock signal generated by the step-up clock signal generation device to be supplied to the plurality of step-up stages at different timings.

REFERENCES:
patent: 5499183 (1996-03-01), Kobatake
patent: 5801987 (1998-09-01), Dinh
patent: 5818766 (1998-10-01), Song
patent: 6100752 (2000-08-01), Lee et al.
patent: 6249445 (2001-06-01), Sugasawa
patent: 6469569 (2002-10-01), Miyamitsu

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