Patent · US Expired

Method and apparatus for assessing performance of optical systems

US7263287B2 · kind B2 · utility

11Cited by
7References
10Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJan 22, 2004
Grant dateAug 28, 2007
Priority date
Expiry dateOct 14, 2025

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04B10/0799
  • WIPO fieldTelecommunications
  • WIPO sectorElectrical engineering

Abstract

An apparatus for accelerating assessment of an optical transmission system using Bit Error Rate (BER) tests calculates Q-factors for at least two different extinction ratios from measured test BER values, and extrapolates to determine a Q-factor for an operational extinction ratio, whereby the operational BER value for the operational extinction ratio can be calculated.

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