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POWERDSINE, LTD. - MICROSEMI CORPORATION
| POWERDSINE, LTD. - MICROSEMI CORPORATION Patent applications | ||
| Patent application number | Title | Published |
|---|---|---|
| 20080311877 | DETERMINATION OF WIRE METRIC FOR DELIVERY OF POWER TO A POWERED DEVICE OVER COMMUNICATION CABLING - A method of powering from a power sourcing equipment to a powered device over communication cabling, the method comprising: determining the effective resistance between a power sourcing equipment and a powered device; determining the length of communication cabling between the power sourcing equipment and the powered device; calculating a metric of the constituent wires of the communication cabling between the power sourcing equipment and the powered device responsive to the determined effective resistance and the determined length of communication cabling; and setting current limits for the powering of the powered device from the power sourcing equipment responsive to the calculated metric. In one embodiment the metric is one of a cross-sectional, an effective resistance per unit length and a current carrying capability of the constituent wires. | 12-18-2008 |