Patent · US Expired

Optical receiver device and method

US7620330B2 · kind B2 · utility

3Cited by
4References
23Claims
0Family size

Inventors

Key dates

Filing dateJun 5, 2003
Grant dateNov 17, 2009
Priority date
Expiry dateJan 3, 2025

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH10F55/00
  • WIPO fieldTelecommunications
  • WIPO sectorElectrical engineering

Abstract

An optoelectronic device has a bright detector and a dark detector and reduces noise in the output of the bright detector using the output of the dark detector.

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