Power line communications coupler
US5192231A · kind A · utility
111Cited by
6References
4Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Mar 26, 1991 |
| Grant date | Mar 9, 1993 |
| Priority date | — |
| Expiry date | Mar 26, 2011 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04B2203/5483
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A coupler for providing coupling for power line communications between the power lines carrying different phases of the power. The coupler engages an ordinary wall outlet such as 220 volt outlet and includes a receptacle for a 220 volt plug. Internally, the adaptor has high frequency coupling between the power lines. The coupling presents a high impedence to the power signal.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.