Performance of optical sampling based on SHG in CPPLN waveguide

Chun Mei Ning*, Ai Ying Yang, Jian Min Cui, Yu Nan Sun

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

Abstract

Sampling efficiency and bandwidth of the optical sampling system based on second harmonic generation (SHG) in chirped periodically poled LiNbO3 (CPPLN) are numerically researched. A broad sampling bandwidth can be obtained by adjusting chirp coefficient and waveguide length of CPPLN, and sampling efficiency can be improved by using higher pump power, increasing waveguide length and choosing appropriate chirp coefficient. Results show that both sampling bandwidth and efficiency in CPPLN waveguides are controllable and that CPPLN waveguides are more suitable for multiwavelength optical sampling systems.

Original languageEnglish
Pages (from-to)202-206
Number of pages5
JournalJournal of Beijing Institute of Technology (English Edition)
Volume19
Issue number2
Publication statusPublished - Jun 2010

Keywords

  • Broadband
  • Chirped periodically poled LiNbO (CPPLN)
  • Multiwavelength
  • Optical sampling
  • Second harmonic generation (SHG)

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