Patent · US Expired

Interface isolator and method for communication of differential digital signals

US6459323B2 · kind B2 · utility

9Cited by
13References
30Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMar 16, 2001
Grant dateOct 1, 2002
Priority date
Expiry dateMar 16, 2021

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04L25/0292
  • WIPO fieldDigital communication
  • WIPO sectorElectrical engineering

Abstract

A method for coupling a differential signal generated by a digital processing unit includes high-pass filtering the differential signal. The filtered output of the high-pass filter is then provided to an input of a differential amplifier, the output of which is fed back to the input of the differential amplifier.

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