Patent · US Expired

ATM direct access line system

US6421344B1 · kind B1 · utility

0Cited by
26References
30Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 5, 2000
Grant dateJul 16, 2002
Priority date
Expiry dateJun 5, 2020

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04Q2213/13527
  • WIPO fieldDigital communication
  • WIPO sectorElectrical engineering

Abstract

The invention is an ATM system to route DS0 traffic from T1 Extended Superframe (ESF)or Superframe (SF) systems that use robbed bit signaling. The invention is able to route the call selecting the ATM VPI/VCI that routes the call within the ATM system. DS0s with robbed bit signaling are transported transparently by the ATM system.

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