Abstract Book of the 9th International Conference on Advanced Research in Education
Year: 2025
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Pedagogical Studies in Optical Communications within Higher Education
Tianhua Xu, Xiaomin Cai
ABSTRACT:
In the context of rapidly evolving optical communications technologies, higher-education curricula must adapt to foster deep conceptual understanding and practical skills among engineering students. This study explores the pedagogical design, implementation and evaluation of a module on optical communications within a university environment. Drawing on the author’s experience as a lecturer in courses such as Optical Communication Systems and Communications Systems, the research investigates how a combination of traditional lectures, hands-on laboratory experiments, project-based learning, and machine-learning-enhanced signal-processing tasks can enhance student engagement, comprehension of abstract optical-fibre and network concepts, and readiness for research or industry roles. Data were collected via a mixed-methods approach: pre- and post-module surveys of undergraduate/graduate students, semi-structured interviews with participants, and analysis of performance metrics (lab reports, project deliverables, exam results). The results indicate that integrating visual simulation tools and real-world case studies (e.g., optical network architectures or fibre-nonlinearity mitigation via machine learning) significantly improved students’ ability to articulate the underlying physics, model system behaviour, and apply signal-processing algorithms.
Keywords: Optical Communications Education; Engineering Pedagogy; Implementation-Based Learning; Higher Education Curriculum Design