Patent · US Expired

Filter for determining cross-correlation, receiver, and method of equalizing signals

US6967988B1 · kind B1 · utility

7Cited by
4References
3Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJul 28, 2000
Grant dateNov 22, 2005
Priority date
Expiry dateMay 5, 2023

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04B10/2507
  • WIPO fieldTelecommunications
  • WIPO sectorElectrical engineering

Abstract

A filter for determining the cross-correlation of optically transmitted signals is disclosed which comprises a ladder structure of amplifier cells 3 and multipliers 4. Such a filter structure is integrated into a receiver for optical signals, the receiver being adaptable to the conditions of the transmission link through a recursive algorithm.

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