Patent · US Expired

Circuit for equipping a variable number of bus units on a closed loop bus

US4356404A · kind A · utility

2Cited by
2References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 26, 1981
Grant dateOct 26, 1982
Priority date
Expiry dateMay 26, 2001

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG06F13/37
  • WIPO fieldComputer technology
  • WIPO sectorElectrical engineering

Abstract

This is a circuit for use to increase the number of bus circuit boards in a closed loop bus configuration. This circuit detects which bus circuit board is the last circuit board equipped in a closed loop configuration and closes the bus at that circuit, without requiring wiring changes or "dummy" circuit boards.

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