Patent · US Expired

Silicon optical device

US7672558B2 · kind B2 · utility

9Cited by
90References
15Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJan 12, 2004
Grant dateMar 2, 2010
Priority date
Expiry dateApr 17, 2025

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG02B2006/12173
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

An optical device can be fabricated by forming a silicon rib, such as a poly-silicon rib, on a SOI substrate so that a portion of the SOI substrate is exposed, and by forming silicon spacers, such as amorphous or poly-silicon spacers, that round off corners of the silicon rib.

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