Simple Few-Mode Sensor with Temperature-Strain Discrimination

Konferenz: ECOC 2024 - 50th European Conference on Optical Communication
22.09.2024-26.09.2024 in Frankfurt, Germany

Tagungsband: ITG-Fb. 317: ECOC 2024

Seiten: 4Sprache: EnglischTyp: PDF

Autoren:
Gruener-Nielsen, Lars; Vandborg, Mads; Irawati, Ninik; Rottwitt, Karsten; Lassen, Mikael

Inhalt:
A simple few-mode interference sensor is introduced. Using interference from beating between the fundamental mode and two different higher-order modes, temperature-strain discrimination is possible. By use of a Fourier filter, it is possible to detect both beat patterns simultaneously.