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Keywords PD radar;clutter;non-linear filter;image process;clutter tracking;CFAR detection;ambiguity resolution; PD雷达;杂波;非线性滤波;图像处理;杂波跟踪;CFAR检测;解模糊;
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 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。
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。
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。
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。
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。
Keywords Pd alloy;Pt recovery;Catchment gauzes; 钯合金;铂回收;催化网;
Study on Simulation of Airborne PD Radar Imaging 机载脉冲多卜勒雷达图像模拟框架
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。
Keywords Pd（OH）_2 catalyst;debenzylation;caged tertiary amine; 2催化剂;脱苄基;笼形叔胺;
Keywords Pd;Pd-Ni alloy;nanowire;array;electrodeposit; 钯;钯镍合金;纳米线;阵列;电沉积;
Keywords PD PVP Subthalamic nucleus Deep brain stimulation; 帕金森病;苍白球毁损术;丘脑底核;脑深部电刺激术;
With the development of radar technology, PD radar has had more and more widely application, Mostly airborne radars use such system.It is very necessary to study the jamming methods to PD radar. 随着雷达技术的不断发展，脉冲多普勒雷达得到了越来越广泛的应用，绝大多数机载雷达都采用脉冲多普勒体制。
A Design of Signal Processing System for X-band PD Radar 一种X波段PD雷达信号处理系统的设计
Computer Simulation of PD Radar Range Tracking System PD雷达距离跟踪系统的计算机仿真
Keywords Pd（0）/CS;organotin reagent;organic halides;cou pling reaction; 有机锡试剂;有机卤化物;偶联反应;