Patent · US Expired

One-for-N redundancy in a digital switch matrix

US4497054A · kind A · utility

25Cited by
11References
2Claims
0Family size

Assignee

Inventor

Key dates

Filing dateApr 29, 1983
Grant dateJan 29, 1985
Priority date
Expiry dateApr 29, 2003

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04Q11/04
  • WIPO fieldTelecommunications
  • WIPO sectorElectrical engineering

Abstract

The redundant digital switch matrix system of the present invention includes a plurality of primary digital switch elements, and incorporates a standby digital switch which can be substituted for any one of the plurality of primary digital switch elements in response to at least one select control signal.

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