Power sourcing equipment having auto-zero circuit for...

Electricity: electrical systems and devices – Safety and protection of systems and devices – With specific current responsive fault sensor

Reexamination Certificate

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C361S018000

Reexamination Certificate

active

07639469

ABSTRACT:
A novel system and methodology for controlling an output of Power Sourcing Equipment in a Power over Ethernet system based on a current limit threshold. The PSE has an auto-zero circuit for comparing a monitored output current of the PSE with the current limit threshold to control the output of the PSE.

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