Patent · US Expired

Device having a barrier layer located therein and a method of manufacture therefor

US6639724B2 · kind B2 · utility

32Cited by
4References
20Claims
0Family size

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Inventors

Key dates

Filing dateJun 5, 2001
Grant dateOct 28, 2003
Priority date
Expiry dateJun 28, 2021

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG02B6/3594
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A device for use in a micro-electro-mechanical system (MEMS) optical device. The device includes a substrate having opposing first and second sides and a diffusion barrier layer formed over at least the first side. The device further includes a light reflective optical layer formed over the diffusion barrier layer on the first side of the substrate. The second side may desirably have a stress balancing layer located thereover.

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