Patent · US Expired

Equalizer circuit for a light source

US7218808B2 · kind B2 · utility

0Cited by
6References
16Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 9, 2004
Grant dateMay 15, 2007
Priority date
Expiry dateJan 8, 2025

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG02B6/2861
  • WIPO fieldTelecommunications
  • WIPO sectorElectrical engineering

Abstract

An optical equalizer circuit for a light source, the optical equalizer circuit comprising M optical couplers linked by differential delay lines, wherein coupling ratios for the respective M optical couplers of the equalizer circuit are calculated based on an input signal from the light source and a designed profile the optical input is to be equalized to.

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