Electricity: electrical systems and devices – Safety and protection of systems and devices – With specific quantity comparison means
Reexamination Certificate
2008-02-06
2010-10-05
Fureman, Jared (Department: 2836)
Electricity: electrical systems and devices
Safety and protection of systems and devices
With specific quantity comparison means
C361S093900
Reexamination Certificate
active
07808756
ABSTRACT:
The present invention discloses a short circuit protection circuit comprising: a first input terminal; a second input terminal; an output terminal; at least two transistors including a first and a second transistors connected in series with each other and electrically connected between the first input terminal and the output terminal; and a voltage source circuit electrically connected with the first input terminal, the second input terminal, the output terminal, and the gates of the first and second transistors.
REFERENCES:
patent: 4429339 (1984-01-01), Jaeschke et al.
patent: 4751408 (1988-06-01), Rambert
patent: 4893211 (1990-01-01), Bynum et al.
patent: 5418673 (1995-05-01), Wong
patent: 6534833 (2003-03-01), Duvvury et al.
patent: 6664842 (2003-12-01), Pobanz
patent: 2005/0179463 (2005-08-01), Kasuya et al.
Fureman Jared
Richtek Technology Corporation
Thomas Lucy
Tung & Associates
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