Patent · US Expired

Correlative timing recovery in digital data transmission systems

US4064361A · kind A · utility

23Cited by
11References
11Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 31, 1975
Grant dateDec 20, 1977
Priority date
Expiry dateDec 31, 1995

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04L7/027
  • WIPO fieldDigital communication
  • WIPO sectorElectrical engineering

Abstract

A sample timing recovery arrangement for synchronous amplitude and phase modulated digital data transmission systems correlates present and delayed samples of received digital data signals to obtain a spectral line at the sampling rate using digital techniques. Conventional methods of timing recovery generally perform analog operations on the envelope of a received data signal.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.