OPTICS & PHOTONICS International Congress 2024

Presentation information

OPTM2024 » Oral Presentation

Session 3

Tue. Apr 23, 2024 9:15 AM - 10:15 AM 213 (Pacifico Yokohama Conference Center)

Session Chair: HUNGLIN HSIEH, Tatsuki Otsubo

9:45 AM - 10:00 AM

[OPTM3-03] Thermal and Angle Variation Effects on a Multimode Interferometer Operating in Reflection Mode by Fourier Phase Analysis

*Tania Lozano Hernandez1, Daniel Jauregui Vazquez2, Julian M. Estudillo Ayala1, Juan M. Sierra Hernandez1, Roberto Rojas Laguna1, Isai Espinoza Torres3 (1. Departamento de Ingeniería Electrónica, División de Ingenierías Campus Irapuato Salamanca, Universidad de Guanajuato, Carretera Salamanca-Valle de Santiago, Salamanca 36885, México, 2. Centro de Investigación Científica y de Educación Superior de Ensenada, División de Física Aplicada-Departamento de Óptica, Carretera Ensenada-Tijuana, No. 3918, Zona Playitas, Ensenada 22860, México, 3. Graduate School of Engineering, Hiroshima University 1-4-1 Kagamiyama, Higashi-Hiroshima, Hiroshima 739-8527, Japan)

This study explores the modal sensitivity of a long reflective multimode optical fiber device for angle and temperature detection. Fourier phase analysis enables precise angle detection (1.52 rad/°, 3.4°) with minimal thermal impact (0.0062 rad/°C).

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