基于OAM复用信号高效调制解调的声学超表面
刘智, 黄保霖, 林玮, 赵瑾瑜

Acoustic metasurfaces for efficient modulation and demodulation of OAM multiplexed signals
Zhi Liu, Baolin Huang, Wei Lin, Jinyu Huang
图7 探针接收的目标信号(黑色线条)和输出信号(带星号标记的蓝色线条)
Fig.7 The target (black lines) and output signals received by probes (blue lines with asterisk markers)