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antenna相关的网络例句

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According to the theory of antenna and electromagnetic, I simulated the helix antenna which is common antenna on the satellite, and I acquire the preferable result and made different circular polarization helix antenna.

根据天线和电磁场理论,笔者通过仿真星载天线中最常见的螺旋天线,得到较好的效果后,制作不同圆极化方向的螺旋天线。

In an RF front-end having a plurality of signal paths connectable to an internal antenna or an external antenna, an antenna switch part is used to select either the internal or the external antenna.

在具有可连接到内部天线或者外部天线的多个信号路径的RF前端中,天线开关部分被用来选择内部天线或者外部天线。

Because it is a fastener of secondary antenna emitter and secondary antenna main body, in addition is fixed part and brace of secondary antenna reverberator, its structure parameter affect the whole antenna system's dynamical characteristic greatly, farther affect the other dynamical design index and to adjust secondary planet's pose .

由于它既是卫星天线反射器与卫星星体的连接件,又是卫星天线反射器的固定件和支撑件,故其结构参数对整个天线系统的动力学特性影响极大,进而影响到天线的其他动力学设计指标和卫星姿态的调整。

The antenna system includes a mechanism for electrically connecting the displaceable antenna to internal RF circuitry of the portable WCD when the displaceable antenna is in an extended position and for electrically isolating the displaceable antenna from the internal RF circuit when the displaceable antenna is in a retracted position within the casing.

该天线系统包括一个机构,用来在可移动天线处于拉伸位置时把可移动天线电连接至便携式WCD的内部RF电路,并在可移动天线处于外壳内的收缩位置时把可移动天线和便携式WCD的内部RF电路电隔离。

In the antenna device for the mobile phone, at least one sub-antenna device is installed lengthwise facing the sliding module and is electrically connected to or separated from the body housing, slidingly approaching or moving away from the body housing along with the sliding module, and at least one connection unit electrically connects the sub-antenna device to the body housing for signal transmission between the sub-antenna device and the body housing.

在用于移动电话中的天线装置中,至少一个副天线装置沿着纵向面对滑动壳安装,用于电连接到机身壳或者从机身壳电分离,与滑动模块一起滑动地接近机身壳或者从机身壳远离,并且至少一个连接单元将副天线装置电连接到机身壳,以便于副天线装置和机身壳之间的信号传输。

To solve the problem, a concept of dynamic antenna is introduced, which comprises the antenna with wireless sensor, wheels, and vehicle body. A 3D electromagnetic simulation model for the dynamic antenna is built and a simulation is performed. The parameters of dynamic antenna obtained by the simulation are then used in the design of matching circuit of base antenna.

针对该问题提出将无线传感器天线、轮毂、车身看作一个动态天线,建立动态天线的三维电磁场仿真模型,并将仿真得到的动态天线参数用于无线传感器天线的匹配电路设计。

Based on the analysis of characteristics of smart antenna,detailed discussion is performed for the theoretical methods of smart antenna. According to different methods of antenna beam processing and forming,smart antenna's architecture and classification are introduced.

0引言智能天线的概念是90年代初由一些学者提出,在微波技术、自动控制理论、自适应天线技术、数字信号处理技术和软件无线电技术等多学科基础上综合发展而成的一门新技术。

We first will separately discuss the classic CPW fed circular printed slot antenna and rectangular printed monopole antenna. Afterward we propose the ultra-wideband CPW fed circular printed slot antenna with trapezoidal tuning stub and wideband rectangular printed monopole antenna with a fork-shaped feeding strip.

吾人将先分别探讨典型共平面波导馈入之圆形印刷式槽孔天线及矩形印刷式单极天线,继而提出具梯形调谐段之共平面波导馈入超宽频圆形印刷式槽孔天线及具叉型馈入带线之宽频矩形印刷式单极天线。

In order to cover the shortage of the current antenna for high power microwave weapon, the idea of a magnetized plasma channel used as antenna for radiating electromagnetic pulse is proposed. The normal modes of Magnetized Plasma Channel Antenna in lossy gas are analyzed. The concrete realization method of MPCA is simply described. The geometric-model of MPCA is created based on the operating principle of the antenna.

摘要该文针对现有高功率微波武器辐射天线的不足,提出了将磁化等离子体通道用作电磁脉冲辐射天线的思想——磁化等离子体通道天线,分析了MPCA周围为有耗气体媒质时MPCA所传播的一般模式。

a novel miniaturization bow tie rfid tag antenna is proposed based on the triangular sierpinski fractal microstrip.the port characteristics of the proposed antenna are presented by simulation.at the same time,the resonance frequency,the radiation pattern and the efficiency of the sierpinski tag antenna is given.the results of the simulation show that multiple frequency band can be obtained by varying the dimensions of the fractal structure.hence this kind of antenna can be used into the rfid tag antenna very conveniently.

摘 要:基于三角形sierpinski微带分形贴片,提出了一种新型的小尺寸领带结rfid标签天线设计。通过仿真,给出了该分形天线的端口特性,同时给出了该领带结型sierpinski标签天线的谐振频率、方向图以及天线效率。结果表明,采用不同维数的分形结构,可以实现多频段的工作特性,因而该天线可以很方便地应用于rfid电子标签中。

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Lugalbanda 是神和被崇拜了一千年多 Uruk古埃及喜克索王朝国王。

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