Power over ethernet system having multiple power source devices
US11632257B2 · kind B2 · utility
0Cited by
8References
25Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Oct 20, 2022 |
| Grant date | Apr 18, 2023 |
| Priority date | — |
| Expiry date | Oct 20, 2042 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L12/40045
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
Power over Ethernet system having multiple power source devices comprising a control device that controls power distribution to a plurality of communication ports. In the control device, a master controller provides a power supply to power consumption look-up-table to a plurality of control circuits in various manners via a series bus. When one power source device shuts down, each control circuit can rapidly shut off selected port switches connected thereto.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.