| 释义 |
beamwidth 英'biːmwɪtθ美'biːmwɪtθ BNC¹⁷³⁹⁹⁵⁺²
基本例句
n.射线宽度波束宽度
A high resolution DOA estimation method for coherent wide band sources based on outputs of constant beamwidth beams is proposed in this paper.
本文给出了基于恒定束宽波束输出的宽带相干源高分辨测向方法。 cnki
Adopting this plan, it needs not to change beamwidth and there needs no common optical sys-tem for receiving and transmitting.
此方案无须要求通信系统具有能实现宽窄波束变换的光学系统，也不用预先解决收发天线共用的问题。 cnki
An adaptive broadband constant beamwidth beamforming method is proposed here, and it will restrain the timbre aberration effectively with constant beamwidth in the whole work frequency band.
提出了一种基于传声器阵列的宽带自适应恒定束宽波束形成方法，在整个工作频带内波束宽度基本保持大致相等，可有效抑制因波束形成带来的音色畸变； cnki
Experimented on the equally spaced line array, the experimental results show that the theoretical values of the beamwidth are well consistent with that obtained in the experiments.
以均匀间距线列阵作了实验验证，波束宽度理论值和测量值一致性较好。 cnki
In case of electronic scannings the beamwidth gets broader by a factor of two .
电子扫描时，波幅波束宽度增加一倍。 topsage
The dependence of focal length and beamwidth on incident laser power are presented.
给出了焦距与束腰宽度同入射激光功率的依赖关系。 cnki
The effect of antenna parameters on the beamwidth and side lobe level is analyzed.
分析了天线参数对主瓣宽度和副瓣电平的影响； d.wanfangdata.com.cn
A weighting orthogonal method for constant beamwidth beamforming matrices is proposed.
提出了一种加权正交化恒定束宽波束形成矩阵。 cnki
As the sound field of coaxial enclosure is stable in all directions and entire frequency spectrum, all listeners can be covered at an even sonic performance within a beamwidth.
同轴音箱所及声场在各方向和声谱上稳定的，所覆盖的听众均可在相同波束宽度内获得均衡的音响效果。 soundlight
By using the aperture synthetic wideband beamforming algorithm, the theory of designing the conventional filter is improved, and a wideband constant beamwidth is reached in the appointed bandwidth.
采用子阵合成式宽带波束形成方法，改进常规滤波器设计原理，使其可以在规定的带宽范围内获得一致的基阵指向性。 boshuo
Currently there are two typical spot- beam models with equal beamwidth and equal spot area.
目前等波束宽度模型和等点波束面积模型是两种常用的点波束模型。 iciba
For the first two methods broadband constant beamwidth for broadband signal had also been achieved by using different number of virtual elements in array processing technology.
对于前两种方法还提出了对宽带信号根据不同频率改变虚拟阵元数目的分子带处理技术以实现宽带恒定束宽的方法。 fabiao
It is the key technology for design of the constant beamwidth array to calculate the weight matrix.
恒定束宽加权矩阵的获得方法是设计此类声纳基阵的技术关键。 dictall
Projection data is obtained from an integration of the reflectivity coefficients of the objects along the circular arc of the wavefront with a radar beamwidth.
反射数据实际上是反射特征系数沿着具有一定雷达波束宽度的波阵面圆弧的积分。 cnki
Sandwich transducer with composite horn combines the advantage of high power of sandwich transducer and the benefits of broad beamwidth of piston like transducer with small emitting area.
夹心式复合变幅杆换能器结合了夹心式换能器的大功率容量和小尺寸活塞换能器波束宽度大的特点，因此该换能器同时兼有宽波束和高发射响应的优点。 fabiao
Simulation results show that in order to get satisfied thinned arrays the peak sidelobe levelPSL and the beamwidth must be considered together.
研究了遗传算法参数和优化结果之间的关系，仿真结果表明，同时考虑峰值副瓣电平和波束宽度才能获得更满意的稀布结果。 dictall
The broad beamwidth transducer is one of the most important key technologies of underwater detecting and communication system.
水声信号的宽波束发射技术是水声探测、通讯中重要的关键技术之一。 fabiao
The broadband constant beamwidth beamforming is a key technique for torpedo conformal array. The performance of conformal array will influence the torpedo overall performance.
而共形阵宽带恒定束宽波束形成作为宽带共形阵鱼雷自导系统的一项关键技术，其性能的好坏直接影响共形阵鱼雷的总体性能。 cnki
This paper analyzes the effects of amplitude- phase errors and element failure on antenna gain, beamwidth, beam direction, and sidelobe level in sparse array.
围绕天线阵增益、波束宽度、指向和副瓣电平等指标，分析了幅相误差、阵元失效对稀疏阵列天线性能的影响。 dictall
This paper analyzes the rank of clutter with arbitrary beamwidth, observed by a side looking radar with arbitrary element spacing under the far field condition.
该文主要分析远场条件下机载正侧阵雷达任意波束宽度杂波在各种阵元间距情况下的自由度。 dictall
This antenna has been successfully used in an obstructed path link over a few kilometers. The beamwidth is fairly narrow and the antenna is low profile.
这个天线曾成功地用于一个超过几公里远的阻塞的通道，波束宽度相当狭窄，天线不引人注目。 anywlan
We also discuss the related factors which exert an influence onthe beamwidth and the relation of the beam width with the F number in the practical optical systems.
讨论了在实际的光学系统中影响高斯束斑线度的因素及其与红外透镜 F数的关系。 cnki |