Patent · US Expired

Thermal-induced waveguide gratings

US6628862B1 · kind B1 · utility

23Cited by
2References
8Claims
0Family size

Assignee

Inventor

Key dates

Filing dateFeb 15, 2002
Grant dateSep 30, 2003
Priority date
Expiry dateFeb 15, 2022

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG02F2201/307
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

Techniques and devices for forming a controllable thermal grating in an optical waveguide.

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