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antenna相关的网络例句

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A UWB planar trapezoidal dipole antenna with a simple feeding structure is proposed. In our design, the printed asymmetric dipole antenna is center-fed by a transmission line which consists of two parallel strip lines.

本论文以一种简单的馈入结构来设计具有超宽频特性的梯型偶极天线,即是以两平行带线组合成的传输线,自中心馈入至非对称性的梯型偶极天线。

The effects of the ground plane's extending angle and position on the antenna's returning loss and radiation pattern were investigated to obtain the optimized antenna's design parameters.

分析地平面延伸角度和延伸位置对天线输入反射损耗和辐射方向图的影响,得到优化的天线设计尺寸参数。

A small planar antenna combined with a printed circuit board. First and second ground layers formed on top and bottom surfaces of the dielectric layer, respectively, corresponding to each other; and a first antenna unit which extends from a side of each of the respective first and the second ground layers, for radiating a first polarized wave with the application of current.

一种与印刷电路板组合的小型平面天线,在具有预定厚度的介电层的顶表面和底表面上形成相对应的第一和第二接地层,第一天线单元和第二天线单元分别以预定图形从第一和第二接地层的一侧伸出,分别通过施加电流来辐射正交的第一极化波和第二极化波。

This paper analyses and implements a kind of UHF Near-Field RFID Reader Antenna. Moreover, it calculates and simulates the impedance and radicalization feature of this antenna theoretically.

本文设计并实现了一种RFID阅读器近场耦合天线,并对该天线的阻抗特性和辐射特性进行了理论计算和仿真。

With rapid development of space technology and continual updating of communication device, the requisition for antennas becomes higher and higher. General method of Far-Field measurement of antenna has much difficulty in its implementing, even powerless sometimes. So people aspire after a way to calculate radicalization field of antenna by measuring its near field.

随着空间技术的迅速发展以及通信设备的不断更新,对天线的要求越来越高,常规的远场测量天线的方法由于实施过程中存在许多困难,有时甚至无能为力,于是人们就渴望通过测量天线的近场而计算出其辐射场的方法。

Based on the analysis to antenna radome by using the theory of microwave network. a particular shaped antenna radome is selected.

在采用微波网络理论对天线罩进行分析的基础上来选定具体形式的天线罩。

With development of 3G mobile communication businesses and miniaturization of antenna, there is a higher and rigid requirement of antenna space and quality.

本文首先介绍了通信微波电路中电磁带隙结构的应用、分析方法、特性及其慢波特性的小型化设计,然后介绍目前移动通信中所涉及到的小型化内置天线的设计、要求与趋势。

A simple coded modulation technique, which is called "split-phase coded modulation", is studied in this thesis. Such a technique is especially suitable to be applied in a multi-antenna system. To have an insight into the possible transmit diversity benefits to the proposed scheme, here we consider the employment of multiple transmit antennas and a single receive antenna for the considered system.

本论文探讨一个简单的编码调变技术,我们称为「相位分离编码调变」,此编码调变技术特别适用於多天线系统,为了进一步了解这样的架构在「传送分集」上所造成可能的效益,在此论文中,我们假设传输端布署多重天线,但在接收端仅使用单一天线接收。

Due to the single microstrip patch antenna is a kind of standing wave antenna, a narrow bandwidth is resulted.

由于单一微带贴片天线是驻波形式的天线,导致了其频带宽度较窄。

In order to deduce the transmitter complexity and the impact caused by non-linearity, we introduce antenna selection into the subchannel allocation algorithm and propose a joint adaptive subchannel allocation and antenna selection algorithm.

为了降低发送端的硬件复杂度以及非线性因素的影响,将自适应信道分配和发送天线选择相结合,提出联合自适应子信道分配和天线选择算法。

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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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