Patent · US Expired

Optical waveguide crossing and method of making same

US6674950B2 · kind B2 · utility

4Cited by
7References
32Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 26, 2002
Grant dateJan 6, 2004
Priority date
Expiry dateApr 26, 2022

Classification

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

Abstract

A photonic device including: at least first and second optical waveguides; and, a buffer at least partially interposed between the first and second optical waveguides where they at least partially overlie one-another so as to at least partially mitigate interference between optical signals traversing the first and second optical waveguides.

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