1) sound beam tracing
声束跟踪
2) adaptive beam-tracing
自适应声束跟踪
3) energy bound tracking
能束跟踪
4) tracking beam
跟踪波束
1.
This paper aims at solving the problem of tracking beam and main beam pointing error in multi-planar antenna SOTM caused by different frequency between communication and tracking signal,the fundamental of tracking beam pointing error is analyzed,and a scheme based on phase-compensation technology applying.
文中针对多板天线"动中通"系统由于通信内容和信标信号间的频率差异造成的跟踪波束和通信波束指向偏差问题,分析了跟踪波束指向偏差产生的基本原理,提出了一种基于延时线加两级移相器相位补偿技术的误差修正方案,并通过理论推导和Matlab仿真,证实了方案的可行性和有效性。
5) beam steering
超声跟踪
1.
In this paper,ways to design LiNbO_3 anisotropic acousto-optic device based on beam steering theory are studied.
以超声跟踪反常声光器件的设计思想为基础,讨论了超声跟踪LiNbO_3反常声光器件的设计思路和具体方法。
2.
A novel optimum design method of LiNbO3 anisotropic acousto-optic device based on beam steering is put forward, the accurate design parameters under different incident light angle and different number of transducers are systematically calculated.
给出了一种新的超声跟踪铌酸锂反常声光器件的优化设计方法,利用该方法系统计算了在不同入射角以及不同换能器片数情况下器件设计参数的准确数值。
3.
The beam steering theory is studied to solve the problem that we can not get wider 3db Bragg bandwidth and high diffraction efficiency at the same time in the optimum design of LN anisotropic acousto-optic deflector (AOD) which is a crucial issue in the process to design an AO deflector.
本文介绍了为解决铌酸锂反常声光偏转器相对带宽和衍射效率之间的矛盾使用在铌酸锂反常声光偏转器上的超声跟踪优化设计方法。
补充资料：声束
声束
物理学术语。由超声换能器发出的、因声源具有指向性而在某个方向上形成集中发射的束状超声波。在声束内集中了超声换能器声源的绝大部分声能，在声束外超声能量散布很少，故可在该方向获得最佳超声信息。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条