Patent · US Expired

Fabry-Perot interferometer

US7061681B2 · kind B2 · utility

14Cited by
3References
24Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 2, 2004
Grant dateJun 13, 2006
Priority date
Expiry dateJan 14, 2025

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG02B26/0833
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

A method of tuning a resonant cavity of an FP (Fabry-Perot) interferometer in a DLD (diffractive light device) MEMS (microelectromechanical system) device, wherein the FP interferometer has a top plate and a bottom plate, and wherein the method comprises; using first and second electromechanical transducers to independently change a distance between the top and bottom plates of the FP interferometer.

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