diversity polarization
英 [daɪˈvɜːsəti ˌpəʊləraɪˈzeɪʃn]
美 [daɪˈvɜːrsəti ˌpoʊlərəˈzeɪʃn]
【计】分集极化
双语例句
- Capacity of the MIMO-OFDM systems using both space diversity and polarization diversity was analyzed.
结合空间分集和极化分集，对MIMO-OFDM系统中的容量进行研究。 - The design of the microwave system of a X-band HSR-1128 VTS radar with frequency and polarization diversity techniques is presented in this paper. Thc polarization diversity circuit is analysed. The total VSWR, insert loss, MTBF and measured data are also given.
介绍了X波段HSR－1128港口监视雷达微波系统实现频率分集、极化分集的方案，对极化分集电路进行了分析，并给出了系统的驻波、损耗、MTBF值及有关实测数据。 - In this paper, a MIMO channel model in the presence of polarization diversity is presented, the spatial correlation between signals and the channel capacity is analyzed, and the effect of polarization angle between receiving antennas on the spatial correlation and the channel capacity is investigated.
论文给出了MIMO系统采用极化分集时的信道模型，对接收信号空间相关性和信道容量进行了研究，并对其随接收天线极化夹角的变化情况进行了分析。 - After introducing the principles of antennas for mobile communication, this paper emphatically analyses the key technologies of antenna such as Space Diversity and Polarization Diversity, then introduces smart antenna which is the research focus now and its role in optimizing GSM network.
本文在浅述了移动通信天线的基本原理后，重点分析了空间分集、极化分集等关键天线技术，以及当前的研究热点&智能天线的原理和发展概况，并简述了它们在网络优化中的作用。 - The expression for the correlation coefficient for the polarization diversity system is obtained. Therefore the effects of MC on the signal correlation coefficient, mean power ratio and system polarization diversity gain can be investigated more comprehensively.
给出极化分集系统信号的相关系数表达式，能够更全面地分析互耦对X型极化分集系统中信号相关系数、信道平均接收功率比和系统极化分集增益的影响。 - In this paper, a principle of polarization diversity receiver for coherent optical fiber communication is briefly discussed, and the polarization-insensitive receiver on basis of polarization diversity is achieved for the first time in China.
本文讨论了相干光纤通信系统中的偏振分集接收机的基本原理，并在实验中首次实现了基于偏振分集的偏振不敏感接收。 - In the experiments, the target is illuminated by He-Ne laser, and in terms of polarization diversity of scattering light, the polarization images of the target are obtained by the DSP system of collecting image. The grayhound value of images is calculated by program.
实验采用He-Ne激光作为照明光源，根据目标散射光偏振度的差异，利用DSP图像采集系统获取了目标的偏振图像，并编写程序计算了图像的灰度值。 - The use of phase diversity reception and polarization diversity reception to improve the system performance is briefly described.
又简单提到相位分集接收和偏振分集接收，以改善系统性能。 - The common diversity be classified as space diversity, polarization diversity, frequency diversity, and time diversity etc.
通常的分集有空间分集、极化分集、频率分集、时间分集等，本文对分集研究技术的研究主要是空间分集和极化分集在数字域的实现等。 - The author has designed and simulated the following MIMO diversity antenna which have excellent performance: dual polarization antenna, tri-polarization antenna, also pattern reconfigurable antenna with vertical polarization.
接着对极化分集MIMO天线进行研究，系统而完整地研究及设计了MIMO极化分集天线。仿真设计双极化天线、三重极化天线、垂直极化状态的方向图可重构天线，均表现出较好的性能。 - A reconfigurable antenna for polarization diversity was succesfully designed by implementing a capacitor in the circular patch. A new design of reconfigurable single-feed circular patch microstrip antenna for dual-band circular polarization application have been also proposed.
提出了一种设计可重构单馈双频圆极化圆形贴片微带天线的新方法。 - Finally, we discuss the influence of channel correlation, spatial diversity and polarization diversity on system BER performance by simulations.
最后通过仿真探讨了信道相关性对系统误码率的影响以及空间分集，极化分集对误码率性能的影响。 - From the historical and cultural terms, the Soviet national language diversity, religious diversity, ethnic character of polarization of conflicts, ethnic divide is very serious.
从历史文化上讲，苏联民族语言多样，宗教信仰多样，民族性格两极化、矛盾化，民族隔阂也十分严重。 - The phase diversity reception of the amplitude modulation signal, the application of quadrature amplitude modulation ( QAM) signal in the coherent optical system, and the automatic polarization control in the coherent optical system are studied in this thesis.
本文主要对调幅信号的相位分集接收，正交幅度调制（QAM）信号在相干光通信系统中的应用，以及相干光系统中的自动偏振控制技术进行了研究。 - On ground communications, dual-polarized antenna polarization diversity can communicate, when a better communication system against the anti-multipath fading characteristics; in satellite communications we can polarization isolation sending and receiving.
在地面通信中，双极化天线可以实现极化分集通信，同时也让通信系统有更好的抗多径衰落特性；在卫星通信中可以实现收发的极化隔离。