Patent · US Expired

Prioritied photo-isolated digital data transmission system

US4081787A · kind A · utility

6Cited by
1References
6Claims
0Family size

Assignee

Inventor

Key dates

Filing dateDec 27, 1976
Grant dateMar 28, 1978
Priority date
Expiry dateDec 27, 1996

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04L2012/4028
  • WIPO fieldDigital communication
  • WIPO sectorElectrical engineering

Abstract

A transmission system in which digital data from a transmitter is received y one of a plurality of photo-isolated receiver stages according to a predetermined sequence. The receiver stage having the least number of diode voltage drops receives the transmitted data, with the removal of the receiver stage with the least number of diode voltage drops causing reception by the receiver stage having the next least number of diode voltage drops.

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