Patent · US Expired

Photosensitization of optical fiber and silica waveguides

US5495548A · kind A · utility

41Cited by
6References
29Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 16, 1994
Grant dateFeb 27, 1996
Priority date
Expiry dateFeb 16, 2014

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG02B6/10
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A method of fabricating a strongly photosensitive optical waveguide is comprised of locally heating at least a portion of a weakly photosensitive optical waveguide for a period of time sufficient to increase the density of defects associated with photosensitivity in the heated portion of the waveguide core.

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