Employing sense resistor as safety fuse in limited power source applications
US7225345B2 · kind B2 · utility
21Cited by
6References
26Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 19, 2003 |
| Grant date | May 29, 2007 |
| Priority date | — |
| Expiry date | Jan 8, 2024 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F1/266
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A communication network utilizing Power Over Ethernet technology including Power Sourcing Equipment (PSE) that includes a multi-purpose device that operates as a current sensing resistor under normal electrical operating conditions and operates as a protection device, e.g., a fuse, under fault conditions, such as, an internal switch failure and an overload occurring simultaneously.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.