Patent · US Expired

Polarization independent grating resonator filter

US5715271A · kind A · utility

20Cited by
12References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 1, 1996
Grant dateFeb 3, 1998
Priority date
Expiry dateAug 1, 2016

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG02B5/18
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A polarization independent optical resonator comprising a phase-shifted grating structure is disclosed and analyzed. An application as a polarization independent optical wavelength filter with ultra-narrow bandwidth and fine tunability is described.

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