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- focus beam form 聚焦波束形成
- This article introduces many kinds of ultrasonic transducers, transducer focus, and digital beam forming technology. 概述了各种超声医学成像换能器现状,以及换能器聚焦和数字波束成像技术。
- The influences of laser on plasma arc beam form,width and depth of molten pool in the high temperature alloy powder deposition were investigated. 研究了等离子激光复合熔积高温合金粉末过程中激光对等离子弧柱形态、熔积时熔深和熔宽等的影响。
- The system's antenna emits a focused beam of millimeter wave energy. 该系统的天线发射出能量为毫米波的聚焦射束。
- One-source BSE algorithms are directly usable to blind beam forming. 单源盲分离算法可以直接用于盲波束形成。
- focused beam forming 聚焦波束形成
- This device was one of four designed to focus beams of particles before they collide in the experimental areas. 共设计有四个这样的磁铁,主要是集中碰撞到试验区前的粒子束。
- The operators themselves remain unaffected since the noise is contained in its focused beam. 而当噪音被包含进它的聚集的柱里时,操作者则不受影响。
- A high performance digital beam forming (DBF) processor is designed and implemented by using ADSP-TS201S. 采用ADI公司的TigerSHARC系列第二代超高性能DSP芯片ADSP-TS201S设计制作了一个高性能的数字波束形成(DigitalBeamForming,DBF)处理器。
- It grew brighter and brighter, illuminating a large space unlike the focused beam of a flashlight. 光线越变越强,照亮了一大片地,不像是手电发出的一束光。
- Digital Beam Forming (DBF) technique has been widely researched in modern radar and communication systems. 数字波束形成(DBF)技术是现代雷达和通信领域的研究热点。
- As the labeled DNA flows through the channel, it passes oer a ery narrowly focused beam of light. 当标记的DNA从这个通道流过,它经过一个非常窄的会聚光束。
- Digital beam forming (DBF) is a soaring technology in muti-subjects area in last twenty years. 数字波束形成技术是近二十年来发展起来的多学科交叉的新兴技术。
- In the case of the main-lobe interference, we construct the preprocessing matrix, which cancels the main-lobe interference before adaptive beam forming. 特别针对主瓣内干扰情况下的宽带自适应波束形成,通过构造圆阵预处理矩阵,消除主瓣内干扰后再作自适应波束形成,解决了主瓣畸变的问题。
- A new digital beam forming (DBF) method is proposed. It combines the parallel delay LMS (PDLMS) algorithm and the field programmable gate array (FPGA). 采用高并行度的并行延时最小均方 (PDLMS)算法 ,用现场可编程门阵列 (FPGA)实现自适应数字波束形成模块。
- He was too shortsighted to focus on the object. 他由于近视过深而无法把视力焦点对准在该物体上。
- He always wants to be the focus of attention. 他总想成为注意力的焦点。
- To move a finely focused beam of light or electrons in a systematic pattern over (a surface) in order to reproduce or sense and subsequently transmit an image. 扫描:以系统的方式移动高度集中的光或电子束使之掠过(一个表面),目的是再现或感知并达到传递图象
- The affection of quantization error for SNR in digital beam forming (DBF) is analyzed on the perfect and normal conditions respectively. 摘要文章针对理想和非理想的不同条件,从理论上分析了量化误差对于数字波束合成(DBF)中输出信噪比SNR的影响。
- Using the microphone array system based on beam forming technology,the noise emission property of a motorcycle was investigated in detail. 利用基于波束成形的远场声阵列噪声源分析技术研究了摩托车辐射噪声的声源特性。