Powered device including a detection signature circuit

In a particular embodiment, a method of producing a powered device detection signature includes rectifying a device detection input received from a powered network to produce a rectified detection input at a powered device. The method further includes applying the rectified detection input to a sign...

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Bibliographische Detailangaben
1. Verfasser: APFEL RUSSELL J
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:In a particular embodiment, a method of producing a powered device detection signature includes rectifying a device detection input received from a powered network to produce a rectified detection input at a powered device. The method further includes applying the rectified detection input to a signature resistor and to a variable impedance circuit in parallel with the signature resistor to produce a device signature that is substantially constant over a power range associated with the device detection input.