Power-on reset circuits

Details Power-on reset circuits Power-on reset circuits

2011-06-21

2011-06-21

Donovan, Lincoln (Department: 2816)

Miscellaneous active electrical nonlinear devices, circuits, and

Signal converting, shaping, or generating

Synchronizing

C327S143000

Reexamination Certificate

active

07965112

ABSTRACT:
Power-on reset circuits are disclosed. A first reset circuit includes a first comparator to output a system reset signal, and a second reset circuit outputs a first reset signal to control operations of the first comparator, such that the first reset circuit outputs the system reset signal when a first voltage is less than a first reference voltage.

REFERENCES:
patent: 4803702 (1989-02-01), Chen et al.
patent: 6437614 (2002-08-01), Chen
patent: 2006/0208777 (2006-09-01), Ichikawa et al.
patent: 7129279 (1995-05-01), None
patent: 11112315 (1999-04-01), None
CN Office Action mailed Jun. 5, 2009.
English abstract of JP7129279.
English abstract of JP11112315.

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