Patent · US Expired

Optical arrangement for amplifying WDM signals

US5740289A · kind A · utility

15Cited by
12References
24Claims
0Family size

Assignee

Inventor

Key dates

Filing dateDec 30, 1996
Grant dateApr 14, 1998
Priority date
Expiry dateDec 30, 2016

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01S3/06787
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

An amplification circuit for amplifying wavelength-division-multiplexed (WDM) optical signals in a fiber-optic network is presented. The amplification circuit amplifies WDM signals propagating simultaneously in both directions through a fiber-optic link with a single unidirectional optical amplifier.

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