Novel total-internal-reflection pump-signal coupler with >90% pump coupling efficiency from a broad-area diode laser into a double-clad fiber

  • Yushi Kaneda
  • , Jie Zong
  • , Oscar Romero
  • , Ziping Deng
  • , Bryson Case
  • , Arturo Chavez-Pirson
  • , Gary Paysnoe
  • , Jim Whitwham
  • , Patrick Moran
  • , Pete Rohan
  • , Zuolan Wang
  • , Shibin Jiang
  • , William Eaton
  • , Martin Brutsch
  • , Ping Li
  • , Ike Song

Research output: Contribution to journalConference articlepeer-review

Abstract

A novel technique for coupling multi-mode pump light from a broad-area laser into a double-clad fiber (DCF) that enables efficient, robust and compact devices is presented. This configuration, called the total internal reflection (TIR) coupler, allows coupling into DCFs with small inner-clad diameters with higher pump brightness than presently obtainable. This paper demonstrates a coupling efficiency exceeding 90% with negligible effect on the single-mode signal.

Original languageEnglish (US)
Pages (from-to)798-799
Number of pages2
JournalConference Proceedings - Lasers and Electro-Optics Society Annual Meeting-LEOS
Volume2
StatePublished - 2003
Externally publishedYes
Event2003 IEEE LEOS Annual Meeting Conference Proceedings - TUCSON, AZ, United States
Duration: Oct 26 2003Oct 30 2003

ASJC Scopus subject areas

  • Electronic, Optical and Magnetic Materials
  • Electrical and Electronic Engineering

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