散射通信
- 网络scatter communication
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散射通信以其优越特性具有重要的实用价值。
Scatter communication has very important applications because of its superior characters .
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对流层散射通信在军事通信中的应用
Application of Tropospheric Scatter Communication in Military Communication
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对流层散射通信中基于改进SVD的信道估计算法
An Improved Singular-valued-decomposition Channel Estimation Algorithm in Troposcatter Communications
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利用了OFDM这一新技术可以更好地利用了有限频带资源的特点,提出了一个可以明显增加散射通信容量方法。
This paper presents a method to solve the problem by using OFDM technique , because OFDM can make more efficient use of the limited frequency resource .
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分析了散射通信系统的特点和AGC的原理,并介绍了2种散射通信中常用AGC电路及其不足之处。
The characteristic of troposcatter communications is analyzed , and the disadvantages of two AGC circuits that often used in troposcatter communications are introduced .
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论文简述了GS-100型新一代小容量散射通信机工作原理,给出了八重分集接收和三种速率兼容传输的一种设计方法,最后还给出了该设备的室内实验结果和野外实验结果。
This article states in brief the working principle of a new generation of light capacity tropo communication equipment , GS-100 , presents a design of eight-fold diversity reception and three-rate compatible transmission , and gives the test results of the equipment in / out-of room .
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车载式散射通信站的可靠性总体论证
Overall Demonstration for Reliability of Borne & car Tropo Station
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采用多向散射通信进行可变中心组网研究
Research on Variable Center Networking by Using Multi-direction Troposcatter Communication
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紫外散射通信实验系统及其性能分析
Experiment system on ultraviolet scattering communication and its performance analysis
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面覆盖通信中的多向散射通信研究
Many direction troposcatter correspond research inside of flat cover correspondence
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散射通信车载站天线自动对准技术研究
Research on Automatic Alignment Technology of Antennas in Troposcatter Communication Vehicular Stations
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森林罗盘在散射通信开通过程中的应用
Application of Optical Compass in Setting up Troposcatter Communication Links
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外军散射通信设备概览配电自动化的多种通信方式
General of Military Tropo-scatter Communication Equipment Abroad Multi-communication mode about auto-distribution system
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非视线光散射通信的大气传输模型
Atmospheric Propagation Model in Non-Line-of-Sight Optical Scattering Communication
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迅速发展的对流层散射通信
The Rapidly Developed Tropospheric Scatter Communication
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简要阐述了对流层散射通信的接收信号的形式。
In this paper , the forms of received signal in troposcatter communication are briefly introduced .
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对流层散射通信的三十年
Thirty Years of Troposcatter Communication
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移动式散射通信设备
Mobile scatter communication equipment
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对流层散射通信系统
Troposphere scatter communication system
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在对流层散射通信电路上垂直窄波束天线与对称(或近似对称)波束天线的净增益之比较
Comparison of Net Gain of Vertical Narrow-Beam Antennas and Symmetrical ( or Near Symmetrical ) Beam Antennas on Troposcatter Communications Circuit
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仿真结果证实,循环谱相关分析方法是进行对流层散射通信信号的最佳谱分析方法之一。
The simulation result proves that the cyclic-spectral correlation analysis method is one of the best spectral analysis methods for troposcatter communication signal .
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本文计算了对流层散射通信的传输损耗,计算出了在有声波存在条件下,声波对通信损耗的增量。
This paper calculated tropospheric scatter communications transmission loss , and calculated in the presence of a sound , the changes about the communications loss .
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在中低速散射通信中,调制解调器的位同步信号通常从含有同步信息的包络中提取。
In the troposcatter communication at low rate or medium rate , a bit synchronization used by modem is usually extracted from the envelope that contains synchronization information .
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随着量子保密通信、激光雷达、极弱光成像、非直线光散射通信等技术的发展,对于高采样率的单光子探测技术,即高速单光子探测技术的需求日益迫切。
With the rapid development of quantum cryptography , laser radar 3D imaging , ultra-low light imaging and non-line-of-sight communication , a single-photon detector with higher counting rate is needed .
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本文介绍了美、英、法、前苏联和其它一些国家的对流层散射通信设备的主要性能及其厂商。
This paper describes the main performances and the manufactures of the tropo-scatter communication equipment in USA , United Kingdom , France , Soviet ( predecessor name ) and some other countries .
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就采用多向散射通信方式进行可变中心组网的网络结构及特点进行了探讨和研究,提出了几种可行的无线、超视距及可变中心组网方案。
In this paper , we discuss and study the network structure and its features of the variable center networking by using multi-direction troposcatter communication , and propose several feasible wireless , over-the-horizon variable center networking scheme .
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论文介绍用于散射通信的几种模块化频率综合器方案及相位噪声计算结果。列举了不同频段、不同相位噪声的频率综合器实例及其选择。
This paper introduces the schemes of modular synthesizers for tropo communications and the calculation results of phase noise , provides the examples and their selection of the synthesizers in various frequency bands and at different phase noise .
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给出了对声波激励下对流层超视距散射通信散射损耗与无声波激励时散射损耗的对比,对声波激励下对流层超视距散射通信性能做出了评估。
Based on the results we contrast the acoustic excitation troposphere over-the-horizon communications scattering loss and scattering waves excited in silent scattering loss . At last we make an assessment about the troposphere over-the-horizon communications scattering performance in existence the acoustic .
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紫外光通信是一种利用日盲特性进行散射通信的无线光通信方式,具有保密性好、抗干扰能力强及非视距等优点,非常适合于保密通信,但目前离实用化还有较远的距离。
UV communication is a kind of wireless optical scatter communication using " solar-blind " characteristics , has a good security , strong anti-jamming ability , non-line-of-sight and other advantages , and is very suitable for secure communication , but is still far from practical application now .
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并指出受激拉曼散射效应在光通信中具有既能补偿吸收和散射引起的损耗,又能补偿光纤色散引起的脉冲展宽的优点。
The merits of SRS in optical communications for compensating both the intensity loss and pulse expanding due to fiber dispersion are emphasized .