high-directivity 高定向性
These are important for developing new antennas with a high directivity and a high workability.
这些结果对发展高方向性、可实用化的新型天线具有重要意义。
参考来源 - 基于光子晶体与异向介质的新型天线的研究As far as the plasma helix antennas are concerned, the ability of stealth and directivity and the high directivity of helix antenna are realized by making full use of the plasma characteristic.
研究了轴向模等离子体螺旋天线,该天线结合了等离子体可开关特性和螺旋天线高定向性,实现天线隐身和高定向。
参考来源 - 等离子体定向隐身天线的理论与技术研究·2,447,543篇论文数据，部分数据来源于NoteExpress
Audio directional loudspeaker is a novel loudspeaker which can generate an audio signal with high directivity by utilizing the parametric array principle.
声频定向扬声器是利用参量阵原理，产生高指向性声频信号的新一代扬声器。
Millimeter-wave dielectric lens antenna is a kind of aperture antenna with high directivity.
毫米波介质透镜天线是一种高方向性的口径天线。
The frequency multipliers and mixers are commercial MMICs, the signal separator is a broadband high directivity waveguide directional coupler.
扩频模块中的倍频和变频器件采用商业MMIC芯片，信号分离器件采用自行设计的宽带高方向性波导定向耦合器。
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