With the nonlinear interaction of ultrasound in air, the system can generate a narrow beam of sound, which features a highly directional propagation in a specified region innovatively.
该系统主要通过超声波在空气中的非线性交互作用产生高指向性的可听声,从而革命性地使声音信号控制在指定范围内以高指向方式传播。
参考来源 - 基于声频定向系统的D类数字功率放大器·2,447,543篇论文数据，部分数据来源于NoteExpress
This system can realize directional propagation of sound in the air, and it is an emerging technology with extensive applications.
该系统能够使声音在空气中实现定向传播，是一种有着广泛应用前景的新兴技术。
The optical propagation properties of the device have been demonstrated by finite difference time domain method according to the waveguides directional coupling and self-imaging principle.
根据波导间相互耦合与自映像原理，采用时域有限差分法分析了该器件的光传输特性。
These lasers have potential applications in laser cooling, directional energy transmission, material processing, and atmospheric propagation and so on.
这类激光在激光冷却、定向能量传输、材料处理和大气传输等方面有广泛的应用前景。
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