Patent · US Expired

Waveguide modulator and related modulation method

US7650049B2 · kind B2 · utility

2Cited by
2References
21Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 9, 2006
Grant dateJan 19, 2010
Priority date
Expiry dateFeb 9, 2026

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG02F2202/32
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A modulator including a waveguide propagating an electromagnetic wave of given wavelength (λ) with absorption. Means such as an electrical junction enable the residence time of the electromagnetic wave in the guide to be modified. A corresponding modulation method is also provided.

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