1) linear step frequency
顺序频率步进
2) step sequence
步进顺序
3) frequency order
频率顺序
1.
The consistency between Harr wavelet packet functions in natural order and WalshPaley functions in the zone[0,1)is proved by math induction and the frequency order of Harr wavelet packet functions according to the frequency order of WalshKaczmarz functions is then presented.
通过数学归纳法证明了自然顺序Harr小波包和Walsh-Paley函数在区间[0,1]上的一致性,从而根据Walsh-Kaczmarz函数列率顺序给出Harr小波包频率顺序。
2.
For an effective extraction of signal components, this paper discusses two key points: one is the frequency order of wavelet packet; the other is energy leaking in wavelet packet transform.
为了有效提取信号分量,本文讨论了小波包分解的频率顺序和能量泄漏这两个关键问题,并在文章最后以扩频序列混有单音频信号为例,利用小波包技术分别提职扩频信号和单音频信号, 仿真结果从时、频域上均说明了该方法的有效性。
4) step frequency
步进频率
1.
Fundamentals of step frequency radar signal processing are presented firstly.
首先介绍了步进频率雷达信号处理的基本原理,然后分析了步进频率雷达信号处理中,形成真实一维高分辨距离像时采用的几种典型目标抽取算法的缺点及成因,提出了更实用的目标抽取原则和最大可信度算法,最后通过计算机仿真及某雷达系统的外场实测数据处理验证了其可行性和有效性。
2.
In this paper, a kind of step frequency and pulse Doppler complex signal processing system is introducde.
提出了一种步进频率和脉冲多普勒(PD)复合体制的信号处理系统的设计与实现方法。
5) stepped-frequency
频率步进
1.
New estimation method of target s radial velocity for stepped-frequency radar;
一种频率步进雷达目标径向速度估计方法
2.
In this paper,the model of the step frequency signal considered the phase noise of frequency source is presented,and the phase noise effects on the stepped-frequency radar system is dis- cussed.
文中提出了基于频率源相位噪声的频率步进雷达系统的信号模型,讨论了频率源相位噪声对频率步进雷达系统性能的影响,并得出在满足系统性能的前提下对频率源相位噪声的要求,分析和仿真的结果对系统设计具有一定的指导意义。
3.
When synthesizing high resolution range profile for stepped-frequency radar, the desire for target velocity compensation accuracy is very rigorous.
频率步进雷达合成高分辨距离像时对速度补偿的精度要求很高,而采用高分辨距离间隔像处理则可以大大降低这种要求。
6) stepped frequency
频率步进
1.
Investigation on angle error detection algorithm of conical-scanned pulse doppler and stepped frequency composite guiding system;
锥扫脉冲多普勒/频率步进复合制导系统测角方法研究
2.
A new method is presented to locate multi-target 3-D coordinates by using stepped frequency waveform and cross received array antenna.
频率步进信号是发射载频步进变化的子脉冲串合成的大带宽信号,具有较高的距离分辨率,阵列天线是借助阵列信号处理的空间谱估计提高方位分辨率。
3.
As a high-range-resolution radar system, stepped frequency radar has great potential applications in accurate missile weapons.
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。
补充资料：顺序
1.顺理而有序;和谐而不紊乱。 2.次序，次第。 3.犹顺利。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条