Power over data transmission
US9819510B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 18, 2013 |
| Grant date | Nov 14, 2017 |
| Priority date | — |
| Expiry date | Aug 26, 2034 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L12/10
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
The invention relates to a power transmission device capable of transmitting electricity supplied by an electricity source to at least one powered device connected to said transmission device by means of a communication network, via at least one data transmission cable including at least one pair of conductors, the electrical current being conveyed on the at least one pair of conductors. The power transmission device according to the invention includes, for each connected powered device, a protection device capable of tripping to protect the electricity source in case of electrical malfunction of the powered device as well as balancing of the electricity conveyed on the at least one pair of conductors, said protection device including at least one shared component contributing both to performing said trip and said balancing.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.