Patent · US Expired

Diffusion barriers for holey fibers

US6661957B1 · kind B1 · utility

19Cited by
4References
15Claims
0Family size

Inventors

Key dates

Filing dateDec 12, 2002
Grant dateDec 9, 2003
Priority date
Expiry dateDec 12, 2022

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01S3/22
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A diffusion barrier attached to the cladding layer prevents significant diffusion of a Raman active gas out of the holes in a holey fiber or photonic band gap fiber.

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