48 channels 100-GHz tunable laser by integrating 16 DFB lasers with high wavelength-spacing uniformity

Jilin Zheng; Jun Lu; Rulei Xiao; Xiangfei Chen; Yi-Jen Chiu; Yinchao Du; Yuechun Shi; Yunshan Zhang; Zhao Chen; Zhenxing Sun

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48 channels 100-GHz tunable laser by integrating 16 DFB lasers with high wavelength-spacing uniformity

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arxiv 2001.01178 v1 pith:PGUHEKWP submitted 2020-01-05 physics.app-ph physics.optics

Zhirui Su , Rulei Xiao , Zhenxing Sun , Zijiang Yang , Yinchao Du , Zhao Chen , Jilin Zheng , Yunshan Zhang

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Jun Lu Yuechun Shi Yi-Jen Chiu Xiangfei Chen

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classification physics.app-phphysics.optics

keywords highintegratinglaserlaserstunableuniformitywavelength-spacingbelow

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We report a 48-channel 100-GHz tunable laser near 1550 nm by integrating 16 DFB lasers. High wavelength-spacing uniformity is guaranteed by the reconstruction-equivalent-chirp technique, which enables a temperature tuning range below 20 Celsius degree.

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