Patent · US Active

Protection mechanism for a communications network

US8750701B2 · kind B2 · utility

0Cited by
0References
14Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 19, 2008
Grant dateJun 10, 2014
Priority date—
Expiry dateMar 9, 2030

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04J2203/006
  • WIPO fieldTelecommunications
  • WIPO sectorElectrical engineering

Abstract

The invention relates to a protection mechanism for a communications network. A node, a method, a computer program product and a communications network to provide protection for an optical communications network are disclosed. Communications traffic is selecting from a working path in the optical network. A first fault condition is determining on the working path. The communications traffic is selected from a protection path in the optical network in response to clearing of the first fault and determining a second fault condition on the working path within a first predetermined time period of determining the first fault condition.

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