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Conference Paper
Demonstration of 480 Gb/s 32 QAM PTBC Signal Transmission for Next Generation Optical Access Networks
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- Authors
- Jongwan Kim, Sang Rok Moon, Sun Hyok Chang, Hun Sik Kang, Joon Ki Lee
- Issue Date
- 2026-06
- Citation
- Opto-Electronics and Communications Conference (OECC) 2026, pp.1-3
- Publisher
- IEEE
- Language
- English
- Type
- Conference Paper
- Abstract
- We demonstrate the first 480-Gb/s 32-QAM PTBC transmission using a single-polarization coherent receiver for next-generation optical access networks. After 20-km fiber transmission, a 23-dB power budget is achieved, confirming PTBC feasibility, scalability, and compact operation.
- KSP Keywords
- 32-QAM, Coherent receiver, Fiber transmission, Next-generation, Signal transmission, Single polarization, optical access network, power budget