Providing data communication between power supply device and powered device in system for supplying power over communication link
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United States of America Patent
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N/A
Issued Date -
Jul 27, 2006
app pub date -
Nov 15, 2005
filing date -
Jan 25, 2005
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
Novel circuitry and methodology for providing data communication between a power supply device and a powered device in a system for supplying power over a communication link. The power supply device, such a device for supplying power over Ethernet, receives from the powered device detection information for detecting the powered device and classification information for determining a power level of the powered device. Information circuitry may be provided for handling information presented by the powered device in addition to the detection and classification information.
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