Active ego-noise control based on metamaterial in small-size robot. - Xihan Gu; Yun Chen; Xiaofeng Wu (ASICON, 2017)

A robust auditory system for ego-noise suppression based on active acoustic metamaterials in small-size robots. - Xihan Gu; Yun Chen; Xiaofeng Wu; Yuan Wang (MWSCAS, 2017)

Acoustic Frequency Division Based on Active Metamaterial: An Experimental Demonstration of Acoustic Frequency Halving. - Ping Zhao; Junyi Wang; Xihan Gu; Kangzhou Suo; Yun Chen 001; Xiaoyang Zeng (IoTaaS, 2019)