[ThF1] Semiconductor Lasers

[ThF1-3] Grid Free WDM System Using External Cavity Multi-Wavelength Laser

〇Kei Masuyama^1,2, Mizuki Shirao¹, Nobuhiko Nishiyama², Kiyotomo Hasegawa¹ (¹Mitsubishi Electric Corporation, Japan, ²Tokyo Institute of Technology, Japan)

キーワード：Quantum well, quantum dot and nano-structured photonic devices, Semiconductor lasers

We proposed a wavelength-grid free WDM system, which allows wavelength drift so that use of uncooled laser and high-density WDM is enabled. A multi-wavelength QD-LD for the system was also demonstrated.