An integrated optical mixer based on SU8 polymer for PDM-QPSK demodulation

Yuqing Jiao, Yunpeng Zhu, Xuezhi Hong, Yaocheng Shi, Lei Xu, Sailing He

Research output: Contribution to journalArticlepeer-review

7 Scopus citations

Abstract

This letter presents the design and fabrication of an optical mixer based on SU8 polymer for the demodulation of polarization division multiplexed-quadrature phase shift keying (PDM-QPSK) signals. The mixer consists of two novel polarization beam splitters (PBSs) and two 4 × 4 multimode interference (MMI) couplers. It is the first polymer-based optical mixer incorporated with PDM functionality. The experimental results show good performances of the mixer.

Original languageEnglish (US)
Article number5975199
Pages (from-to)1490-1492
Number of pages3
JournalIEEE Photonics Technology Letters
Volume23
Issue number20
DOIs
StatePublished - 2011
Externally publishedYes

All Science Journal Classification (ASJC) codes

  • Electronic, Optical and Magnetic Materials
  • Atomic and Molecular Physics, and Optics
  • Electrical and Electronic Engineering

Keywords

  • Multimode interference (MMI)
  • optical mixer
  • polarization division multiplexing (PDM)
  • quadrature phase shift keying (QPSK)

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