Patent · US Expired

Communication switching element

US5271002A · kind A · utility

7Cited by
5References
17Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 2, 1990
Grant dateDec 14, 1993
Priority date
Expiry dateAug 2, 2010

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04L49/40
  • WIPO fieldDigital communication
  • WIPO sectorElectrical engineering

Abstract

Communication switching element (SE) with a plurality of input receiver circuits (RC01/16), a plurality of output transmitter circuits (TC01/17), and a plurality of control circuits (CMC01/08) each with a data write bus (DB01/08), with a plurality of data buffers (DB0101/1601); DB0108/1608) coupling the input circuits to the data bus, and with a plurality of RAMs (RAM0101/1701; RAM0108/1708) each with an input individually connected to the data write bus and with an output individually connected to a respective one of the output circuits.

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