Patent · US Expired

Logic isolator

US6903578B2 · kind B2 · utility

73Cited by
45References
23Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 11, 2004
Grant dateJun 7, 2005
Priority date
Expiry dateMay 11, 2024

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04L25/493
  • WIPO fieldDigital communication
  • WIPO sectorElectrical engineering

Abstract

A logic isolation circuit has a transmitter circuit for receiving a logic input signal and providing a periodic signal to an isolation barrier, and a receiving circuit for receiving the periodic signal from the isolation barrier and for providing an output signal that indicates the transitions in the logical input signal.

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