Patent · US Expired

Add/drop optical circuit for a wavelength-division multiplexed network

US5754321A · kind A · utility

29Cited by
3References
15Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 15, 1996
Grant dateMay 19, 1998
Priority date
Expiry dateOct 15, 2016

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG02B6/2773
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

An Add/Drop circuit for use in optical wavelength-division multiplexed systems includes fiber coupled four-port polarized beamsplitters and fiber Bragg grating filters.

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