Digital data transmission systems
US4383324A · kind A · utility
4Cited by
7References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 5, 1980 |
| Grant date | May 10, 1983 |
| Priority date | — |
| Expiry date | Nov 5, 2000 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L27/2273
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
In a receiver arrangement for a quadrature phase-shift digital data transmission system including an adaptive equalizing regenerator, a phase control signal for the local oscillator is derived from an output of the regenerator and decision feedback signals within the regenerator are applied by way of balanced current switching circuits.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.