Patent · US Expired

Half-duplex industrial communications system

US4622551A · kind A · utility

23Cited by
8References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 27, 1983
Grant dateNov 11, 1986
Priority date
Expiry dateOct 27, 2003

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04L2012/4026
  • WIPO fieldDigital communication
  • WIPO sectorElectrical engineering

Abstract

A serial signal communications system includes a central station unit connected through a balanced impedance signal communication bus to one or more remote station units.

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