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Conference Paper
OPA-based Free-Space QKD System with Direct Fiber-Network Compatibility
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- Authors
- Minchul Kim, Junsang Oh, Byung-Seok Choi, Joong-Seon Choe, Ju Hee Baek, Chun Ju Youn, Jong-Bum You, Hyo-Hoon Park, Hamza Kurt, Hoon Kim
- Issue Date
- 2026-07
- Citation
- Opto-Electronics and Communications Conference (OECC) 2026, pp.729-730
- Publisher
- IEEE
- Language
- English
- Type
- Conference Paper
- Abstract
- We experimentally demonstrate a free-space quantum key distribution (QKD) system employing an optical phased-array (OPA) chip-based transmitter and a receiver connected via a 6-km fiber link, enabling seamless compatibility and integration with existing fiber-based QKD networks.
- KSP Keywords
- Fiber link, Quantum Key Distribution, fiber-based, free space, phased array