A phase cancellation method is presented for extended targets processing in stepped frequency radar.
首先基于相位对消原理提出一种适用于扩展目标的步进频率雷达信号处理方法。
In the fourth chapter, the model of the SAR echoed signal with stepped frequency signal is presented.
第四章给出了基于频率步进信号的SAR回波信号模型。
The principle of MMW stepped frequency radar for one dimension range imaging in ideal condition is introduced.
给出了毫米波频率步进雷达理想情况下一维距离像成像原理。
Stepped frequency pulse signal was applied in microwave nondestructive testing, which was advanced by this paper.
提出了将步进频脉冲信号应用于微波检测。
The millimeter wave (MMW) Inter-pulse stepped frequency radar is a type of wide-band high-range-resolution radar.
毫米波脉冲频率步进雷达是一种宽带高距离分辨率雷达。
Modulated stepped frequency radar is a system to get high resolution range profile with the problem of redundancy.
调频步进雷达是一种距离高分辨率的雷达体制，但是会产生目标冗余的问题。
We investigate two autofocusing approaches for synthetic HRR radars using stepped frequency waveform in this paper.
本文研究步进频率波形合成HRR雷达的两种自聚焦方法。
In this thesis the signal processing of stepped frequency system which applied in the millimeter wave seeker is discussed particularly.
本文主要针对毫米波导引头频率步进体制的信号处理技术进行了研究。
The basic theory of the stepped frequency radar system is summarized firstly, and the features of stepped frequency radar are analyzed in detail.
文中首先概述了频率步进雷达系统的工作原理，然后介绍了频率步进雷达的性能参数。
In stepped frequency radar, the velocity of targets must be estimated and compensated to eliminate the range migration and distortion due to target moving.
步进频率雷达中，目标的径向运动将导致合成的目标径向一维距离像产生距离徙动和波形失真，需要对目标速度进行估计以补偿其影响。
First, the basic expression of high-resolution one dimensional range profile of the stepped frequency (SF) is deduced to explain the high resolution of the wideband signals.
首先，给出了宽带雷达信号具有高分辨能力的直观解释，推导了频率步进雷达合成高分辨一维距离像的通用数学表达式。
The ambiguity function of intra-pulse chirp and inter-pulse stepped frequency signal is analyzed and obtained according to new type radar. Firstly, the expression of the signal is given.
本文结合新型体制脉内调频、脉间步进跳频雷达，分析推导了该信号形式的模糊函数。
The purpose of autofocusing is to remove the radial motion effect of the target from radar echoes, and only reserve the stepped frequency effect which is the basis of synthetic HRR capability.
自聚焦的目的是从雷达回波中消除目标径向运动的影响，只保留步进频率的影响，而后者是合成hrr能力的基础。
This paper analyzes the technology with intra-pulse chirp and inter-pulse stepped frequency to obtain high-resolution range profile. The echo expressions of static and moving targets are derived.
本文分析阐述了利用脉内调频、脉间跳频技术获取距离高分辨一维成像的可行性，导出了静止目标和运动目标的回波表达式。
The Doppler character of the frequency stepped signal is resolved into several elements, and the influence of every element on synthesized range output is analysed in detail.
将频率步进信号的多普勒特性分解为几个基本因素，详细分析了各部分对合成处理距离输出的不同影响。
The (frequency) converter (adopted) multilevel technology with cells series, which could obtain stepped SPWM waveforms, and could drive ordinary motor directly with no output filter.
该变频器采用单元串联多电平技术，可以得到阶梯SPWM波形，无需输出滤波器，可直接驱动普通电动机。
Based on theoretical analysis of stepped bending vibration boring bars, the frequency equation of a stepped bending vibration boring bar with circular and square sections is established.
通过对阶梯式弯曲振动镗刀杆的理论分析，推导出了圆形截面和矩形截面组合的阶梯弯曲振动镗刀杆的频率方程，并对阶梯弯曲振动镗刀杆进行了试验研究。
Frequency stepped radar is a high range resolution radar, and motion compensation is the key technique to realize high resolution of range.
频率步进雷达是一种距离高分辨率雷达，运动补偿是其实现距离高分辨的关键。
The paper proposes a novel method of clutter cancellation for stepped-frequency radar.
针对频率步进雷达，本文提出了一种新的杂波相消方法。
The theory and simulation result show that the smart noise jamming can jam stepped-frequency radar signals availably and has the higher utility of the jamming power.
理论和仿真结果表明，该灵巧噪声干扰能够有效干扰步进雷达信号，具有很高的干扰功率的利用率。
The method to get angle information from the conical-scanning stepped-frequency signal is investigated.
介绍了频率步进圆锥扫描体制中的目标角度信息的提取方法。
A new radial velocity estimation method was presented to compensate the effects of the targets radial velocity on range profiles synthesized from a stepped-frequency radar.
为补偿目标径向速度对频率步进雷达合成距离像的影响，提出了一种目标径向速度估计方法。
A new method for height finding using monopulse measurement based on stepped-frequency system is discussed in this paper for enhancing low-altitude detection of metric-wave radar.
为了提高米波雷达低空探测性能，本文讨论步进频率体制下，单脉冲测角的米波雷达测高方法。
A processing flow is proposed to suppress the severe clutter in high pulse repetition frequency (PRF) stepped-frequency radar.
针对高重频频率步进雷达，提出了抑制强杂波的有效处理流程。
The paper mainly put forward a new control method of stepping motor which character-, ized by equal-stepped fine division, and then design a constant frequency PWM driver circuit.
提出一种等步距角的细分控制方法，并据此设计了恒频脉宽调制细分电路。
When synthesizing high resolution range profile for stepped-frequency radar, the desire for target velocity compensation accuracy is very rigorous.
频率步进雷达作为一种高距离分辨率雷达，在精确制导武器中有着广阔的应用前景。
When synthesizing high resolution range profile for stepped-frequency radar, the desire for target velocity compensation accuracy is very rigorous.
频率步进雷达作为一种高距离分辨率雷达，在精确制导武器中有着广阔的应用前景。
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