Patent · US Expired

Multi-level closed loop resonators and method for fabricating same

US6639930B2 · kind B2 · utility

38Cited by
2References
15Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 11, 2002
Grant dateOct 28, 2003
Priority date
Expiry dateJan 11, 2022

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01S5/22
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A closed-loop ring resonator including a closed loop formed on a substrate and including at least one coupling region having a first effective depth and at least one other region having a second effective depth, wherein the first and second depths are different.

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