Patent · US Expired

Dual ring reconfiguration switching unit

US5383191A · kind A · utility

37Cited by
9References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 20, 1990
Grant dateJan 17, 1995
Priority date
Expiry dateDec 20, 2010

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04L12/437
  • WIPO fieldDigital communication
  • WIPO sectorElectrical engineering

Abstract

A multiport access and reconfiguration unit for use in a dual token ring network is provided with three adapters and, depending on error conditions, can assume one of a plurality of recovery states in which a reconfigured single network is formed and at least one state in which an isolated single ring is formed in addition to the reconfigured ring.

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