Employing sense resistor as safety fuse in limited power...

Details Employing sense resistor as safety fuse in limited power... Employing sense resistor as safety fuse in limited power...

2007-05-29

2007-05-29

Browne, Lynne H. (Department: 2116)

Electrical computers and digital processing systems: support

Computer power control

C361S091200

Reexamination Certificate

active

10440565

ABSTRACT:
A communication network utilizing Power Over Ethernet technology including Power Sourcing Equipment (PSE) that includes a multi-purpose device that operates as a current sensing resistor under normal electrical operating conditions and operates as a protection device, e.g., a fuse, under fault conditions, such as, an internal switch failure and an overload occurring simultaneously.

REFERENCES:
patent: 5392349 (1995-02-01), Elder, Jr.
patent: 6326733 (2001-12-01), Schweickardt, Jr.
patent: 6356496 (2002-03-01), Carroll et al.
patent: 6424035 (2002-07-01), Sapp et al.
patent: 6462766 (2002-10-01), Roeber et al.
patent: 6700161 (2004-03-01), Hsu et al.

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