antenna current
英 [ænˈtenə ˈkʌrənt]
美 [ænˈtenə ˈkɜːrənt]
网络 天线电流
双语例句
- Modern handset antenna design has to account for the current trends in the market to address the challenges of managing multiple frequencies.
现代手机天线的设计必须考虑到市场目前的趋势，以解决管理多个频率的挑战。 - Indeed, that is how a radio antenna works, except that the weak current generated by the radio waves has to be amplified to do its job of carrying a signal round a radio.
不错，这就是无线广播天线的工作原理，只可惜无线电波产生的微弱电流只有被放大才能通过无线电接收装置传送信号。 - Introduced the important position of the waveguide slot antenna in modern radar and the research history, the current situation and developments of slot antennas at home and abroad;
介绍了波导缝隙地线反在现代雷达中的从要位放；海外外闭于缝隙地线的研讨历史、现状和收铺动态； - Near-field diagnose of array antenna based on equivalent magnetic current and method of conjugate gradient
基于等效磁流和共轭梯度法的阵列天线近场诊断 - The factors of antenna drive system affecting motor current characteristics are analysed.
分析了天线传动系统影响电机电流特性的因素。 - A double population genetic algorithm ( DPGA) is presented and applied to synthesize the array antenna pattern by controlling only the current amplitudes.
提出一种双种群遗传算法（DPGA）优化阵元电流幅度，以实现对阵列天线方向图的综合。 - Loading antenna for given current
电流分布一定时线天线的加载 - The results show that there is a quite broad excitation region for shear Alfven waves, the wave energy coupling indicated by the antenna loadings increase as the plasma current and toroidal magnetic field increase.
结果表明：Alfven波存在比较宽的激发区域，耦合强度随等离子体电流、纵向磁场的上升而增强。 - With the plane Archimedean spiral antenna a calculation of the current on the antenna as well as its radiation is carried out and its frequency independence was verified.
并以平面阿基米德螺旋天线为例，计算了天线上的电流分布和辐射特性，验证了天线的频率无关特性。 - The antenna current distribution is obtained by moment method.
用矩量法解电流积分方程，求出天线上的电流分布。 - This paper derives the general formula for the distant radiative fields of the symmetric antenna from arbitrary distribution of current.
由任意激励的电流分布，导出了对称天线在远处辐射场的普遍公式。 - The multijunction waveguide array antenna for lower hybrid current drive in the Tokamak
用于托卡马克低混杂波电流驱动的多结波导阵天线 - Continuous resistive loading is used to extend antenna operating band in order to realize traveling-wave current distribution on a finite length antenna.
在有限长的偶极天线上，采用分布电阻加载法，实现行波电流分布，展宽天线的工作频带。 - A general formula of the series impedance loading along a cylindrical wire antenna is derived for any given current on the antenna in this paper, and the relevant formula of the input impedance is obtained as well.
本文导出了在圆柱线天线上实现任意电流分布的一般连续阻抗加载公式，以及相应的输入阻抗表达式，并应用加载公式于特定的行波电流，得出了精确阻容加载公式。 - The design of a novel single-feed dual-band planar inverted-F antenna ( PIFA) is presented. Current distribution and radiation patterns are calculated by the finite-difference time-domain ( FDTD) method to verify the design theory.
设计了一种新型单馈点双频平面倒F手机天线（PIFA），用时域有限差分方法（FDTD）计算了该天线的电流分布和辐射方向图，以验证设计原理。 - The article presents the average energy density, the total radiant power and the radiant resistance of the integral multiple semi-wave antenna with the electrical current of certain distribution.
给出了一定分布电流下，整数倍半波天线辐射场的平均能流密度、辐射总功率及辐射电阻。 - A Method of Calculating Vehicle-Mounted Antenna Practical Current Distribution
车载天线实际电流分布计算法 - Loading antenna for the given current
对给定电流的线天线加载 - A new method for measuring the pattern of an array antenna, i.e. the method of element current reconstruction is presented.
提出了一种新的测量阵列天线方向图的方法，即单元电流重构法。 - The far field diffractive pattern calculating formula for diffraction antenna with continuous phase structure is derived by current distribution method in antenna theory for the first time.
应用天线理论中的电流分布法，首次推导了具有连续位相结构的反射式毫米波衍射天线的远场衍射图计算公式。 - As a result, the microstrip antenna with filter characteristics shall meet the requirements of current technology developments and is the main trend of future development.
因此具有滤波特性的微带天线可以满足目前各种技术发展的需要，也是未来发展的主要趋势。 - So the RCS reduction of antenna is now an important topic for the current stealth technologies.
因此降低天线系统的RCS成为隐身技术中的一个关键技术课题。 - Feed network design from the current feed to the voltage feed is discussed in detail, based on the characteristics of different levels of the feed structure and the aims to cut down the coupled effects, the antenna employed current feed.
从电流馈电和电压馈电两个方面分析了馈电网络设计，基于不同层次的馈电结构特点及减少耦合影响考虑，本天线的设计都选取电流馈电。 - Summarizes the achieved fruit of international research on smart antenna technique, including the current research status, the implementing structures, and its effect on system performance etc.2.
本文的主要工作包括：一.归纳了国内外对智能天线技术研究的一些已有成果，包括智能天线技术的研究现状，实现方法、结构以及对系统性能的影响等。 - To promise the stability of the rev, some researches are made to the transmission system of the motor of the Rotary Deployable Antenna. The dual closed-loop control system of the direct current motor is adopted in the system.
为保证转速的稳定性，设计了回转型可展开天线的电机传动控制系统，电机传动系统主要采用了双闭环直流调速调速系统。 - On the basis of simulation on three-element ESPAR antenna, the current relationship between the central driven element and parasitic elements including a director and a reflector is analysed and the best loading reactance values to meet the current relationship are found.
在仿真计算的基础上，分析了三单元ESPAR阵列天线中心激励振子、引向振子和反射振子之间的电流关系，找出了满足电流关系的最佳加载电抗值。 - In Sierpinski of second-order patch square mat antenna on the slot, change its surface current flow, high frequency end characteristics of change, reduce the high frequency end center frequency, thus obtains a UHF band and microwave section based on the parting antenna.
在Sierpinski方形垫天线的二阶贴片上进行开槽，改变其表面电流流动，对高频端特性进行改变，降低高频端中心频率，从而得到一种基于UHF频段及微波段的分型天线。 - Finally, a new kind of frequency and polarization hybrid reconfigurable antenna is designed based on analyzing of single-feed circular polarized microstrip antenna and changing the surface current distribution of an antenna using the method of loading switches.
最后基于对单馈电微带天线圆极化原理的深入剖析，利用加载开关改变天线表面电流分布，提出了一种频率和极化混合可重构天线。 - By simulating of transient field in the photoconductor of THz photoconductive antenna, the curve of instant electric current was given here, and the result was validated by FDTD method.
通过对THz光电导天线中瞬态电场的模拟，得到了芯片内瞬西安理工大学硕士学位论文态电流的变化曲线，并通过FDTD方法对瞬态电流模拟结果进行了验证。 - Meanwhile, in order to obtain uniform microwave energy distribution in biologic tissue and improve the effectiveness of the radiator, a circle horn antenna with low voltage-stand-wave-ratio is simulative studied to replace current rectangle waveguide radiator.
另外，为获得辐射微波能在生物组织中尽量均匀的分布和辐射效能，对现有的矩形波导辐射器的优化通过设计低驻波比的圆喇叭天线进行了仿真讨论。