Patent · US Expired

Optical amplifier with distributed evanescently-coupled pump

US6721087B2 · kind B2 · utility

7Cited by
18References
17Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 13, 2001
Grant dateApr 13, 2004
Priority date
Expiry dateJul 8, 2022

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01S3/2308
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

An optical amplifier comprises a device substrate, a first waveguide embedded in the device substrate, a plurality of pumping waveguides coupled along interspersed portions of the first waveguide, and a plurality of lasers. The lasers are positioned to provide pumping light beams into the pumping waveguides.

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