multi-beam

Based on the multi-beam interference principle, it was derived that the expression of the intensity of the transmitted beam for a Gaussian beam passing through a nonparallel F-P interferometer.

基于多光束干涉原理，推导出了高斯光束经过两腔镜不严格平行的FP干涉仪后透射光强度的表达式。

In this paper, we discuss a method based on inverse distance weighted ( IDW) algorithm to construct seafloor digital terrain model ( DTM) using multi-beam soundings, and the application of level of details ( LOD) technology.

针对多波束测深数据集，采用改进的距离反比权重算法和多细节层次模型技术来建立海底数字地形模型（DTM）。

Study of time/ bearing display technique in digital multi-beam sonar display system

数字式声纳多波束显示系统方位历程显示技术研究

The application of technology of side-scan sonar makes it possible to reflect seafloor relief, and depth data got in multi-beam bathymetry can be used to rebuild digital depth model, so that three-dimension seafloor spatial sight is created with combing them.

应用侧扫声纳技术可以反演海底地貌，同时多波束测深技术得到的水深数据重建数字水深模型，二者结合创建三维海底空间景观。

As an analog beam-forming network, Butler matrix has advantages such as lossless gain and simple structure. Therefore, it is of great value in multi-beam antennas.

作为一种模拟多波束形成方法，Butler阵具有增益无损、结构简单等优点，在多波束阵列天线中具有重要的应用价值。

Through the analysis of the loss and threshold characteristics of a laser diode ( LD), the threshold current density of LD with external feedback is calculated, according to the theory of multi-beam interference and the definition of equivalent reflection factor.

通过对半导体激光器（LD）的损耗和阈值电流特性的分析，引入等效反射系数的概念，根据多光束干涉的原理，导出了在外腔反馈作用下LD的阈值电流公式。

Method for Inversing Sound Velocity Profiles Based on Multi-beam Sonic Line Travel

基于多波束声线传播的声速剖面反演法

Conversion of Geodetic Coordinates to UTM Rectangular Coordinates in Processing the Multi-beam Bathymetric Data

多波束数据处理中的UTM直角坐标与经纬度坐标转换技术

The whistle goes at the end of the match. Multi-beam echo sounding measurements

比赛结束时哨声响了.多波束回声测深数据

This thesis is arming at investigating the multi-beam forming arithmetic.

本文主要是针对飞行器共形天线 多波束 赋形算法开展研究.

A beamforming model of multi-beam direct-radiating array antenna is established.

建立了直接辐射阵列多波束天线波束形成的数学模型.

Capacity of CDMA and FDMA for Multi-beam GEO Satellite Communications

多波束GEO卫星通信中CDMA与FDMA的多址容量

The Detection of Echo Signal with the Multi-Beam and Side-Scan Sonar

关于多波束与侧扫声纳回波检测方法的探讨

Fusing and Classifying Multi-beam Sonar and Side-scan Sonar Data

多波束和侧扫声纳数据融合及其在海底底质分类中的应用

The basic principle, main properties, and general situation of Multi-Beam klystron ( MBK ) are introduced.

系统地介绍了多注速调管的工作原理 、 主要特点和发展概况.

Long focal depth photolithography for obtaining nanometer array patterns with multi-beam interference

用多光束干涉实现纳米级阵列图形的长焦深光刻

In this paper, digital multi-beam microwave radiometer is introduced.

本文提出了一种数字 多波束 微波辐射计.

A testing model of strap-on rocket consisted of a central stage surrounded with four boosters is computed, the numerical results obtained are compared with the experimental results and available numerical results using multi-beam approximation.

对一个芯级捆绑四个助推级的捆绑式火箭模型进行了计算，并将计算结果与已有的实验结果和多梁模型计算结果作了比较。

Co-registering and Fusion of Digital Information of Multi-beam Sonar and Side-scan Sonar

多波束声纳和侧扫声纳数字信息的配准及融合

Different from the terrestrial mobile communication system, the HAPS communication system cover different areas through the multiple beams producted by the multi-beam antennas which are installed on the platform below of the platform, and each beam coverage area is defined as a cell.

与地面移动通信系统不同，平流层通信系统通过安装在平台下方的多波束天线，产生多个波束覆盖不同的区域，每个波束覆盖的区域定义成一个小区。

This research first analysis the major design principles for the multi-beam thermal imaging system, then discuss the factors which may inflect the imaging quality one by one.

本课题的研究首先从多光源热敏CTP技术的成像原理分析，将可能影响到制版质量的因素逐一讨论。

Influence of the multi-beam characteristic on performance of MBK has been researched.

初步研究了多电子注特性对多注速调管性能影响.

Random error model of multi-beam echo-sounding sonar

多波束测深声纳的随机误差模型

The system module has functions of real-time and wideband multi-beam forming and channel adjusting.

该系统模块具有 实时 宽带 多波束 形成以及通道校正功能.

Another advantage is, most obviously, that the multi-beam antenna looks at seven different points simultaneously.

另一个很明显的优势，多波束天线在同一时刻观察着七个不同的方向。

One factor is that unlike the old line feed antenna, which was hanging by itself, exposed to the tropical elements, the multi-beam receiver is located inside the distinctive-looking Gregorian dome.

与老的线性反馈天线暴直接露在热带环境中不同，多通道接收器安放在富有罗马特色的穹顶中。

In a multi-beam bathymetry system, phase detection is a key for achieving super-wide coverage.

多波束 测深系统中, 相位检测法是实现超宽覆盖测量的关键技术之一.