Method and apparatus for power management in a local area network
US7257724B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Sep 27, 2004 |
| Grant date | Aug 14, 2007 |
| Priority date | — |
| Expiry date | Apr 27, 2026 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L69/323
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
A method of power management for use in a local area network, in which a plurality of local area network nodes are supplied power over communication cabling, the method comprising: supplying power to the plurality of local area network nodes over communication cabling; inputting total power availability; monitoring total power consumption; establishing a first limit for the monitored total power consumption; establishing a second limit for the monitored total power consumption, the second limit being lower than the first limit; in the event the first limit is exceeded, disconnecting the supplied power to at least one of the plurality of local area network nodes; and in the event the second limit is exceeded, supplying power to an additional node only after disconnecting the supplied power to at least one of the plurality of local area network nodes.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.