The digital antenna array is widely applied in military fields and civilian ones for its excellences.
数字天线阵列由于其众多的优点使其在军事和民用领域都得到了广泛的应用。
He said construction of the remaining 30 meters is a critical phase that involves installation of a digital antenna.
他说剩下的30米的兴建是一个关键的步骤，它包括安装数字电视天线。
Adaptive antenna system as well as three usual optimal weight coefficient rules is introduced briefly and some usual algorithms about adaptive digital beamforming are discussed.
简要介绍了自适应天线系统及三种常用的最佳加权系数准则，讨论了一些常用的自适应数字波束形成算法。
Smart antenna using digital signal process technique, produces space directional beam, and utilizes space filter ability for improving the performance of CDMA systems.
智能天线利用数字信号处理技术，产生空间定向波束，利用其空间滤波特性可以提高CD MA系统的性能。
Adaptive digital beamforming is a key technique which is must adopted in modern array antenna systems.
自适应数字波束形成技术是现代阵列天线系统必须采用的关键技术。
Smart antenna is a complex system including array antennas digital signal processing unit and adaptive arithmetic unit.
智能天线是个复杂的系统包括天线阵列，数字信号处理单元和自适应算法单元。
The phased array antenna is a discrete array, the beam of which is steered by the digital shifter.
相控阵天线是一离散阵，它的波束控制采用了数字移相器。
This paper deals with the effect of the quantitative phase controlled by the digital phase shifter to the patterns of the hexagonal phased array antenna.
研究了数字移相器提供的量化相移对正六边形相控阵天线扫描方向图的影响。
This thesis places emphasis on one of the key techniques of smart antenna - adaptive digital beam forming (DBF) algorithm and its applications in the DS-CDMA mobile telecommunications systems.
本文重点研究智能天线系统的关键技术之一——自适应数字波束形成(DBF)算法在DS - CD MA移动通信系统中的应用。
A new system of phased array radar is assembled by digital array units (DAUs), of which the antenna size is determined by the number and construction of DAUs.
一种基于DAU模块积木化拼装结构的新体制相控阵雷达，其天线阵面大小取决于DAU的数量和拼装形式。
One of the important conceptions of Software Radio is to make A/D converter close to antenna, we should convert IF analog signal even RF analog signal into digital signal.
软件无线屯的设计思想之一是将A／D转换器尽可能靠近天线，即把A／D从基带移到中频甚至射频，把接收到的模拟信号尽早数字化。
We receive our TV signal through a roof top antenna with a digital converter box.
我们通过与数字转换盒的屋顶天线接收电视信号。
Based on the method of all-coefficient adaptive control, the paper gives the design of the tracking and pointing control system of antenna on satellite and the study of its digital simulation.
根据全系数自适应控制的原理，进行了卫星天线跟踪指向控制系统的设计和数学仿真研究。
All STBs are put independently on a line. Under the control of recording system, it transmits digital data by the antenna.
所有采集站单独地摆放在排列上，由记录系统控制，通过射频天线传输数字数据。
The project of digital beam forming in antenna arrays was suggested based on DSP.
提出了一种利用DSP实现基于阵列天线的数字波束形成的方案，对数字波束形成原理作了简单介绍。
The digital beamforming (DBF) of the phased array antenna is a key technology of the smart antenna.
阵列天线的数字多波束形成技术是智能天线中的一项重要技术。
The advantages of the antenna are: firstly, receiving two kinds of polarized digital video signals with high efficiency;
这种天线的优点是，一、可以较高效率地接收两种极化的数字电视信号；
In order to achieve the communication between the ship board antenna and the synchronous communication satellite, a method by the digital guiding closed loop and level open loop tracker is presented.
为了实现船载天线与同步通讯卫星的通讯，根据坐标变换原理和实际使用要求，提出了数引闭环、电平开环的跟踪方法。
Known are wireless digital communication systems (1) applying an antenna diversity scheme to combat fading in a received signal as received by a receiver in the system.
利用天线分集方案以便在系统中消除接收机接收到的信号的衰减现象的无线数字通信系统(1)是已知的。
In this papera, radio frequency identification(RFID) anticollision algorithm was proposed based on an analysis of digital multi-beaming forming algorithm of planar array antenna.
本文介绍了一种较大尺寸的平面阵列天线的机动型雷达的结构设计、有限元分析和总成方法。
Wideband digital array radar is a fully digitized array antenna radar, which employs wideband signal waveforms and uses digital beamforming technology in transmitting and receiving.
数字阵列雷达是一种新型相控阵雷达，为了提高它在电子对抗中的生存能力，必须提高它的抗干扰性能。
Wideband digital array radar is a fully digitized array antenna radar, which employs wideband signal waveforms and uses digital beamforming technology in transmitting and receiving.
数字阵列雷达是一种新型相控阵雷达，为了提高它在电子对抗中的生存能力，必须提高它的抗干扰性能。
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