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- This paper studies a auto-adapting recombine method for PD radar correlation filter matrix based on FFTU( FFT unit) or MFFTUM ( muhi-FFT unit module). 文中研究一种基于FFTU(FFT单元)或MFFTUM(多FFT单元模块)的PD雷达相关滤波矩阵接收机自适应结构重组方法。
- The improved PD radar can greatly enhance the aircraft's battle perfor-mance. 此方案的实施,将提高该型PD雷达的性能,扩展其功能,从而极大地提高了其载机的战斗效能。
- The generalization of the work will provide theoretical foundation and guiding for the multistatic radar system and formation flying of space based radar. 有关工作的推广将为多基地雷达系统和星载雷达的编队飞行方案提供理论基础和指南。
- To evaluate performance of the space-time adaptive process(STAP) algorithms for space based radar(SBR),a method for simulating clutter scenes with high fidelity is described. 为了评估空-时自适应处理算法应用于天基雷达系统的效果,需要对地杂波图景进行高逼真度的仿真。
- The detection probability calculating method about low pulse repetition frequency(LPRF) PD radar against air vehicle is studied. 提出了低脉冲重复频率(LPRF)PD雷达探测飞行器目标的发现概率计算方法。
- For HPRF PD radar, the characteristic of echo,is analyzed and how to realize precise measurement of extended spectrum of the target is discussed. 根据高重频脉冲多普勒雷达的特点,分析了在此条件下的目标回波特性,讨论了如何实现高重频脉冲多普勒雷达对频率展宽信号的精确测量。
- To solve the problem of the target s signal located in sidelobe clutters area,the sidelobe clutters of LPRF PD radar is treated as noise. 将旁瓣杂波合理等效为白噪声,处理目标频移落在旁瓣杂波区的情况。
- The design and principle of the instruction guidance frequency synthesizer of one airborne PD radar are described in delail in this paper. 对机载PD雷达指令制导频综器的设计方案和工作原理作了详细阐述,并对制导信号进行了分析和讨论。
- Doppler beam sharpening (DBS) is an effective technique to construct the high resolution ground images of airborne PD radar in its air to ground mode. 多普勒波束锐化(DBS)已成为机载脉冲多普勒雷达在空/地工作模式中对地面进行高分辨成像的有效途径,因而受到了国内外广泛的重视。
- bistatic space based radar(B-SBR) 星载双基地雷达
- The approach that ravels out the issue is to develop a new sandwich dielectric material, and the material’s characters must be effectively fit to structure of radome of PD radar. 解决这一矛盾的关键是研制出一种新的介质夹层材料,使脉冲多普勒雷达罩材料的电性能与其结构形式有效地匹配。
- Method An auto-color correction algorithm in the RGB color space based on a standard CMYK color chart was proposed. 方法提出了一种基于CMYK色卡,对照片在RGB空间进行自动颜色校正的算法。
- The input and output carrier of SAW delay line is constant to maintain the coherence of the pulse,which can be well applied for deception jamming in PD radar. 而声表面波延迟线输入输出载频不变,并能始终保持脉冲的相参性,用于PD雷达欺骗干扰,是实用的方案。
- Research on performance of lidar detecting CO2 in low space based on OPO laser[J]. 引用该论文 陶小红;胡以华;蔡晓春;赵楠翔;雷武虎.
- The intention of this paper gave a comprehensive overview about the space based approach to middleware. 摘要全面地介绍了一种基于空间的中间层编程方法。
- High-resolution space imagery can be purchased with a simple credit card and space based communications can be leased on commercial satellites. 高分辨率空间图像就可以买到用一个简单的信用卡和空间通信可以租用的商业卫星。
- The continuous synthesis function of 2D space based on B-spline interpolation was also realized By making use of separability of B-spline. 还利用B样条的可分离特性,实现了2维空间中基于B样条插值的连续图像的重构函数,在此基础上提出了用于边缘检测的基于3次B样条的一阶微分模板和二阶微分模板。
- For these models, the authors introduce an inner product in Euclid space based on Fisher information matrix and give a geometric framework in expectation parameter space. 作者基于Fisher信息阵在欧氏空间定义了内积;并在期望参数空间建立了几何结构.
- The MFIA_VTL algorithm finds maximum frequent itemsets through partitioning itemsets search space based on the prefix in the database with the vertical tid-list of transactions. 该算法针对数据库的垂直事务标识列表结构对项集搜索空间进行基于前缀的划分,来发现最大频繁项集。
- The practicality of the analysis results for airborne PD radars clutter simulation and clutter suppression is apparent. 分析结果对机载PD雷达地杂波模拟和杂波抑制都有实际的指导意义。