All-optical exclusive NOR logic gate using Mach-Zehnder interferometer

Sungchul Lee, Jinwoo Park, Kicheol Lee, Dooseop Eom, Seok Lee, Jae Hun Kim

Research output: Contribution to journalArticlepeer-review

45 Citations (Scopus)


In this paper, we propose an all-optical exclusive NOR (XNOR) gate for the first time, which uses an integrated semiconductor-optical-amplifier-based Mach-Zehnder interferometer. The operation of the proposed all-optical XNOR logic gate is experimentally demonstrated at 10 Gbit/s.

Original languageEnglish
Pages (from-to)L1155-L1157
JournalJapanese Journal of Applied Physics, Part 2: Letters
Issue number10 B
Publication statusPublished - 2002 Oct 15


  • All-optical XNOR logic gate
  • Mach-Zehnder interferometer

ASJC Scopus subject areas

  • General Engineering
  • General Physics and Astronomy


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