PROVIDING POWER OVER ETHERNET WITHIN A VEHICULAR COMMUNICATION NETWORK
First Claim
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1. Power sourcing equipment within a vehicle, comprising:
- a power sourcing port coupled to an Ethernet link of a plurality of Ethernet links of a vehicular communication network to provide power to a plurality of downstream powered devices; and
a power management module for maintaining power information related to power usage and power losses of the plurality of downstream powered devices and for managing the power provided to the plurality of downstream powered devices using the power information.
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Abstract
A power distribution and management system within a vehicle operates to provide power over Ethernet to a plurality of powered devices coupled to a vehicular communication network of the vehicle.
143 Citations
20 Claims
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1. Power sourcing equipment within a vehicle, comprising:
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a power sourcing port coupled to an Ethernet link of a plurality of Ethernet links of a vehicular communication network to provide power to a plurality of downstream powered devices; and a power management module for maintaining power information related to power usage and power losses of the plurality of downstream powered devices and for managing the power provided to the plurality of downstream powered devices using the power information. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19)
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20. A network node module within a vehicle, comprising:
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a powered device port coupled to a first Ethernet link of a plurality of Ethernet links of a vehicular communication network to receive power from master power sourcing equipment; a power sourcing port coupled to a second Ethernet link of the plurality of Ethernet links to provide power to one or more downstream powered devices; and a power management module for managing the power provided to the one or more downstream powered devices and communicating with the master power sourcing equipment.
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Specification