Presentation Information

[WP-C-11]Optoelectronic Hybrid Oscillating-Based Feedback-Feedforward Scheme for Laser Linewidth Compression

○Xinpeng Wang1, Qizhuang Cen2, Shanhong Guan2, Chong Liu1, Haoyan Xu1, Feifei Yin1, Kun Xu1, Ming Li2, Yitang Dai1 (1Beijing Univ. of Posts and Telecommunications, 2Chinese Academy of Sciences)

Keywords:

Fiber based Devices

We demonstrate a laser linewidth compression system with feedback and feedforward, based on optoelectronic hybrid oscillation, which compresses the linewidth to 29 Hz with −78 dBc/Hz phase noise at 1 kHz offset, enabling high-precision applications.