Multiple current limits for power over ethernet controller
US7567579B2 · kind B2 · utility
37Cited by
11References
24Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 26, 2006 |
| Grant date | Jul 28, 2009 |
| Priority date | — |
| Expiry date | Jan 15, 2028 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L69/323
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
A power over Ethernet controller comprising: a control circuitry; at least one powering port, each of the at least one powering port comprising a unique means for controlling a switch associated therewith; and at least one current limiter, each of the at least one current limiter being associated with a unique one of the at least one powering port, each of the at least one current limiter being operable to limit the current through the controlled switch to a particular one of a plurality of values, each of the values being in excess of 100 mA, the particular value being selected responsive to the control circuitry.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.