Patent · US Expired

System and method for performing in-service fiber optic network certification

US7428382B2 · kind B2 · utility

14Cited by
8References
75Claims
0Family size

Inventors

Key dates

Filing dateMar 3, 2004
Grant dateSep 23, 2008
Priority date
Expiry dateAug 6, 2025

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04J14/0282
  • WIPO fieldTelecommunications
  • WIPO sectorElectrical engineering

Abstract

A system and method for performing an in-service optical time domain reflectometry (OTDR) and/or insertion loss (IL) measurement(s) using the same wavelength as the data traffic for point-to-point or point-to-multipoint optical fiber networks. The OTDR or IL sessions are multiplexed in accordance with the network protocol in use to avoid any distortion of data transmissions.

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