Dear Esteemed Participants, Colleagues, and Friends,

On behalf of the Organizing Committee, it is our great pleasure to welcome you to the 2^nd International Conference on Optical and Terahertz Communications and Future Networks (OTCN 2026), held in the vibrant city of Singapore (hybrid both in person and online) , from September 11-13, 2026.

OTCN 2026 continues to bring together leading researchers, engineers, industry experts, and innovators from across the globe to share groundbreaking work and foster collaboration in optical and terahertz communications, future network systems, and emerging applications. As we navigate the next wave of technological transformation, this conference provides a key forum to discuss challenges, opportunities, and strategies shaping the future of global connectivity.

We sincerely thank all authors, reviewers, sponsors, and partners for their vital contributions to OTCN 2026. Special appreciation goes to our Technical Program Committee for assembling an outstanding technical program, and to each of you—our participants—for bringing your insights and enthusiasm to this gathering.

Whether you are presenting research, seeking the latest trends, or building professional networks, we hope your time at OTCN 2026 will inspire meaningful exchange, spark new partnerships, and drive progress in our field.

Welcome to Singapore—a crossroads of innovation and collaboration. Let’s make OTCN 2026 a memorable and impactful experience for all.

Warm regards,
The Organizing Committee of OTCN 2026

Good News: OTCN 2025 has been held successfully in Tokyo, Japan from September 26-28, 2025!

Group Photo


Conference Moments