Single ended analog front end
US7583797B2 · kind B2 · utility
2Cited by
20References
45Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 10, 2001 |
| Grant date | Sep 1, 2009 |
| Priority date | — |
| Expiry date | Jul 30, 2023 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L27/2647
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
An analog front end. The analog front end comprises a converter configured to convert a differential input signal to a single-ended input signal, and convert a single-ended output signal to a differential output signal. And a transformer configured to couple the differential input signal from a twisted pair telephone line to the converter, and couple the differential output signal from the converter to the twisted pair telephone line.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.