Providing detailed information on powered device in system for supplying power over communication link
First Claim
Patent Images
1. A powered device (PD) configured for receiving power over a communication link, comprising:
- a power supply interface controller for implementing a power supply protocol performed to receive power from a power supply device over the communication link, the power supply interface controller being configured for acquiring multiple pieces of PD information representing multiple characteristics of the PD.
5 Assignments
0 Petitions
Accused Products
Abstract
A powered device (PD) configured for receiving power over a communication link, such as an Ethernet link, has a power interface controller for implementing a power supply protocol. The power interface controller acquires multiple pieces of PD information representing multiple characteristics of the PD for transferring the PD information to a power supply device.
-
Citations
44 Claims
-
1. A powered device (PD) configured for receiving power over a communication link, comprising:
-
a power supply interface controller for implementing a power supply protocol performed to receive power from a power supply device over the communication link, the power supply interface controller being configured for acquiring multiple pieces of PD information representing multiple characteristics of the PD. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 13, 14, 15, 16, 17, 18, 19)
-
-
12. The device of claim 12, wherein the power supply interface is further configured for updating stored PD information during operation of the PD.
-
20. A system for powering a PD over a communication link, comprising:
-
a power supply device coupled to the communication link for providing power to the PD;
the power supply device being configured for performing a PD initialization procedure to initialize providing power to the PD;
the power supply device being further configured for receiving during the PD initialization procedure, multiple pieces of PD information representing multiple characteristics of the PD. - View Dependent Claims (21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37)
-
-
38. A local area network comprising:
-
at least a pair of network nodes, a network hub, and communication cabling for connecting the network nodes to the network hub to provide data communications, the network hub having a power supply device for providing power to a PD over the communication cabling, at least one network node being configured to store multiple pieces of PD information representing multiple characteristics of the PD. - View Dependent Claims (39, 40, 41, 42, 43)
-
-
44. A method of power management of multiple powered devices provided with power over a data communication network, the method comprising the steps of:
-
obtaining over the data communication network, multiple pieces of information representing multiple characteristics of the powered devices, and based on the obtained information, allocating power provided over the data communication network to the powered devices.
-
Specification