It establishes the foundation of the research about satellites communication antenna servo system.
为以后进行的星星通讯天线伺服系统研究奠定基础。
The typical EMI among the antennas of multi-vehicle was studied through communication antenna in this thesis.
本文以通信天线为对象，对典型的多车集群系统车际天线间电磁干扰特性作了研究。
S. embassy in Beijing, including the American embassy, is usually small agent stood, can receive the capital city with the shortwave communication antenna.
设于海外的美国使馆，包括驻北京的美国使馆，通常是小型特工站，装有能接收首都城市的短波通讯的天线。
The Advanced Multiband Communication antenna System (AMCAS), developed for the U. S. air Force, is an extremely low-profile antenna that significantly reduces drag on an aircraft.
美国空军研发的先进多波段通信天线系统(amcas)是一种极低姿态天线，大大降低了飞机拖曳。
For example, both the EAS(Electronic Article Surveillance) system and the RFID(Radio Frequency Identification) system need high effective the short-range radio communication antenna.
例如，许多电子安检设备，如EAS（商品防窃检测）、RFID（射频识别）读写设备等，都要应用高效的近场通信天线。
A step has been taken toward enabling such node-to-node communication, courtesy of a consolidated radio with an on-chip antenna.
内置天线的强化无线电收发器，使之朝着点对点通讯迈进了一步。
Multiple antenna system can improve the reliability and capacity of wireless communication.
多天线系统可以改进无线通信的容量，提高可靠性。
Based on the MIMO ARQ wireless communication system, to combine the transmitting antenna selection and pre-coding, according to system capacity, this paper proposed a sub-optimal algorithm.
文章基于MIMO ARQ无线通信系统，针对发送天线选择和预编码技术的联合使用，依照系统容量，提出了一种次优的联合优化算法。
Researchers can precisely control the antenna 's shape and size and therefore how it can be used for communication.
研究人员可以精确控制天线的形状和大小，从而控制如何用它来进行通讯。
Antenna is an essential component of communication countermeasure system, and its performance directly affects the whole system's combat effectiveness.
天线是通信对抗系统的关键组成部分，其性能直接影响整个系统的作战效能。
So it is necessary to design novel microstrip antenna for specific communication systems.
因此，针对特定通信系统的要求，研究相应的新型微带天线具有重要的意义。
Software antenna technology can increase capacity of wireless communication system greatly without extra bandwidth. Thus, it is a next generation wireless technology with bright prospect.
软件天线技术能够在不改变信号带宽的情况下提高通信系统的容量，是一种很有前景的下一代通信技术。
MIMO technology is the significant breakouts in smart antenna technology of wireless communication field, it can significantly improve system capacity and using rate of frequency.
MIMO技术是无线移动通信领域智能天线技术的重大突破，能够成倍提高系统的容量和频谱利用率。
As core of the smart antenna, beam-forming algorithms have become a hot topic in the study of mobile communication.
波束形成算法作为智能天线的核心，近年来成为移动通信领域中的一个研究热点。
It is proved that this system automatically steers the direction of a receiver antenna and locks a synchronous satellite in order to acquire best communication signal.
经实践验证，该系统实现了自动控制接收天线转向并锁定某一个同步通信卫星，以获得最佳的通信信号。
In the design of the wireless communication system links, the antenna direction plus is a key parameter.
在无线通信系统链路设计中，天线方向增益是一个关键参数。
This article introduces the application of network communication in the calibration test of the 215-element antenna array.
阐述了网络通讯技术在215单元天线阵列校准测试中的应用情况。
The effect of finite rate feedback in multiple-antenna OFDM systems on communication performance is discussed in this paper.
讨论了多发射天线OFDM系统中有限比率反馈对通信系统误码率的影响。
Based on the idea of frequency invariant, a wideband adaptive antenna array is proposed for wideband wireless communication system.
基于频率不变思想，提出一种适用于宽带无线通信系统下的，新的宽带自适应天线阵列。
The hardware involves main control module, Radio Frequency module, antenna, communication module, alarming and displaying modules, keyboard inputting module and so on.
硬件方面包括主控模块、射频模块、天线、通信模块、报警显示模块、键盘输入模块几部分。
This dissertation develops two millimeter waves microstrip antenna arrays which can be applied to the millimeter wave radar, the communication and the identification for friend-or-foe.
本文所研制的两个毫米波微带天线阵可应用于毫米波雷达，通信与敌我识别系统等方面。
The bit error rate of an atmospheric laser communication system is affected by not only vibration amplitude but also the aperture of optical transmitting antenna.
大气激光通信系统的误码率不仅受到振动时振幅大小的影响，而且受到光学发射天线孔径的影响。
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.
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。
In mobile communication system, adopting smart antenna can decrease system SIR (Signal-Interference Ratio) and enhance system capacity.
在移动通信系统中，采用智能天线可以通过降低系统信噪比(SIR)来提高容量。
The result of experiment testifies multiband characteristic of fractal antenna and it is an attractive candidate for wireless and mobile communication application.
实验结果验证了分形天线的多频段特型，此天线在无线、个人移动通信中有应用前途。
The active phased array antenna not only can improve the communication system performance, but also can extend its function, so it is used in communication system more and more widely.
有源相控阵天线不仅能提高通信系统的性能，而且还能扩充其功能，所以在通信领域的应用越来越广泛。
Ultra-wide band (UWB) technology is widely used in many fields such as communication and radar. Time-domain antenna is important for UWB technology.
超宽带技术在通信、雷达等众多领域获得广泛应用，时域天线是其关键技术。
Decreasing the tuning time of the antenna is very important in intelligentized and automated short wave adaptive communication systems.
缩短天线调谐时间是短波自适应通信系统智能化、自动化的需要。
Decreasing the tuning time of the antenna is very important in intelligentized and automated short wave adaptive communication systems.
缩短天线调谐时间是短波自适应通信系统智能化、自动化的需要。
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