Patent · US Expired

System and method for use of a variable optical attenuator in an optical network

US7218858B1 · kind B1 · utility

5Cited by
8References
27Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 20, 2002
Grant dateMay 15, 2007
Priority date
Expiry dateMay 25, 2024

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04J14/0291
  • WIPO fieldTelecommunications
  • WIPO sectorElectrical engineering

Abstract

Described herein are one or more embodiments of a system and method for managing power in an optical network using a variable optical attenuator (VOA). In one embodiment, the attenuation of the VOA is controlled in a feedback loop in accordance with a plural zone method. In one example, the VOA is a mechanical VOA. In another example, the VOA is a latching VOA.

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