Patent · US Expired

Optical dynamic gain amplifier

US7019893B2 · kind B2 · utility

4Cited by
12References
58Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 12, 2002
Grant dateMar 28, 2006
Priority date
Expiry dateAug 3, 2023

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04B2210/258
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A dynamic gain equalizer using amplification instead of attenuation is disclosed. The device relies on integrated semiconductor optical amplifiers in line with a demultiplexer on a single integrated substrate for performing equalization of signals within each of a plurality of channels.

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