本文介绍了食时天线功率方向图改正因子K的计算方法,并对其结果进行了讨论。
A method of calculation of the correct factor K for antenna power pattern at eclipse is presented in this paper, and it's result is also discussed.
天线功率输入FCC术语,由天线相关发射线路及匹配网络提供给天线的射频峰值功率或均方根功率。
Antenna power Input an FCC term for the RF peak or RMS power supplied to the antenna from its associated transmission line and matching network.
信号通过天线与额外功率能够传输很长的距离。
An antenna and extra power allow the signal to be transmitted over long distances.
当这个阵列完成的时候,它将包含350个碟形天线——这些天线行动一致,到那时每一个装置的功率覆盖范围将达到700米。
When the array is complete, it will have 350 dishes that, by acting in concert, will have the power of a single instrument 700 metres across.
每个人都意识到,有两大因素影响着你电台的信号强弱,功率和天线。
As everyone realizes, there are two main elements that you can improve in your station "to be heard", power and antennas.
与第一种方式相比,DTH方式卫星发射功率大,可用较小的天线接收,普通家庭即可使用。
Compared with the first kind of way, DTH way satellite launch big power, can use smaller antenna, average household can use.
空气板线馈电网络具有损耗小、耐功率高、幅相控制容易等特点而广泛应用于平面阵列天线中。
The air stripline feeding network is featured with low loss, high power capacitance, and it is easy to control its amplitude and phase.
沿着通往天线的导线有功率传输着。
Power is being delivered along the wires which lead into the antenna.
然而,使用多天线,就意味着多个射频链路会增加天线的体积、功率、硬件,从而增加成本。
However, multiple antenna system needs multiple RF chains, which will add cost in terms of size, power, and hardware.
好的,电源组包括电动窗和电动锁,电功率表和电动天线。
Ok, the power package inclues power windows and locks, power meters and power antenna .
阵列天线的功率分配器是阵列天线研究的重要内容之一,功率分配器的研究往往以行波匹配为主。
The study of power distributor is one of the most important works on the study of the antenna array.
输入功率过大,调整接收天线。
所谓“零基线”检验,就是将两台GPS接收机通过“功率分配器”连接到同一副gps接收机天线上,并进行差分定位测量。
"Zero-baseline Test" refers to the experiment that links two GPS receivers with the same antenna element through a "Power distributor" and conduct the difference positioning.
然后通过相应的数据计算,再经过现场测试,从而确定天线类型、架设高度和电台的功率。
Then the type of antenna, the height of spanning and power of radio station are decided by data calculation and testing in site.
本文就射频电磁场对人体健康的危害以及小功率电视发射天线的电磁污染问题作了简要的论述。
This paper makes a brief discussion on the harm upon human health by radio-frequency electromagnetic field and electromagnetic contamination problems of small power television emission antenna.
着重阐述了智能天线、智能功率控制和智能接收技术在CDMA系统中的原理与应用。
The author analyzes the principle and application of the technologies of smart antenna, power controlling and intelligent receiving respectively in the CDMA system.
提出了一种基于平均信道增益矩阵的分布式天线无线通信系统下行功率控制算法。
A power control algorithm for the downlink of a distributed antenna wireless communication system is proposed by the use of the average channel gain matrix.
这会自动地加强最大的功率,因为电话试图连接上新的天线。
This automatically boosts power to maximum as the phone attempts to connect to a new relay antenna.
文中用数值法分析了这种印制天线在标准同轴线馈电时的驻波和辐射功率特性。
The standing wave and the characteristic of the radiated power of this printed antenna fed by the standard coaxial line are analyzed by the numerical method.
结果表明,在接收天线数目多于发射天线数目的情况下,该文提出的功率平衡方法可以有效降低多天线系统接收端的BER值。
Simulation results indicate that power balancing can decrease BER at receiver when the number of receiver antennas is greater than that of transmitter.
这个科技目前用来为高功率手机天线提供电力,可给偏远地区使用。
That technology is currently used to power highly efficient cell phone antennas that can be scaled for use in rural communities.
再其次,通过设计一级和二级功率分配器实现了天线的馈电网络;
Moreover, feeding network of array antennas is designed and realized by the primary and secondary power splitter.
本文对自适应算法以及智能天线等技术进行了研究学习,并选取功率谱倒置算法进行了FPGA的设计实现。
This thesis studies adaptive algorithms and smart antenna, and selects the power spectrum inversion method to implement with FPGA.
给出了这种浮标通信方面的设计方案,并重点探讨了如何确定其天线高度、功率大小等几个关键问题。
This paper advanced many proposal how to design it, especially, how to select height of antenna, power.
介绍了一种新型圆极化高功率微波天线,可辐射高功率微波源所产生的TEM或TM _(01)模。
A novel circularly-polarized high power microwave (HPM) antenna is presented, which can directly radiate the coaxial TEM mode or circular TM_ (01) mode from high-power microwave sources.
本文对大功率甚低频发射天线用绝缘子的选型进行了研究。
The selection of the insulator applied for a large power very low frequency transmitting antenna were studied.
此外,该文还研究了阴影衰落、功率控制误差和非理想扇区天线这些实际因素对系统干扰与业务容量的影响。
In addition, the impact of the shadowing, power control error and imperfect sectorization on the interference and system capacity are evaluated.
智能天线子系统中,射频前端模块包括线性功率放大器,低噪放大器,检测控制电路。
In intelligent peripheral subsystem, Radio Frequency Front Modules include linear power amplifier, low noise amplifier and detection control circuit.
为了使数据可靠地传输,链路设计中往往盲目加大发射机功率,提高天线增益来提高系统的余量。
For the purpose of reliable transmission, the system margin is increased blindly through enhancing the transmitter power or the antenna gain in link design.
研制了一种由高功率宽带模式转换结构、导电线框tem喇叭馈电结构及抛物反射面构成的天线,用其辐射高功率亚纳秒电磁脉冲。
An antenna was developed to radiate high power, sub nanosecond EM pulse, which consists of a high power wideband mode convertor, a wire frame TEM horn feedback set and a parabolic reflector.
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