相位编码的英文

• pe phase encoding
• phase code
• phase coding
• phase encoded，pe
• pio phase encoding

• 相位    phase position; phase
• 编码    encoded; code; coded; encryp ...
• 相位编码器    phase encoder
• 相位编码制    phase encoded format
• 冗余相位编码    phase encoding redundant
• 冗馀相位编码    phase hits
• 相位编码记录    phase encoded recording
• 相位编码间隔    phase code interval
• 相位编码梯度    phase encoding gradient
• 双音量相位编码    dual-tone phase encoding
• 相位编码参考光束    phase-coded reference beam
• 相位编码脉冲调制    phase encoded pulse modulation
• 相位编码脉冲压缩    phase coded pulse compression
• 相位编码强度调制    pe-im phase-encoded intensity modulation
• 相位编码梯度脉冲    phase encoding gradient pulses
• 位编码    bit encoding
• 按位编码    encoding by bit
• 不等位编码    unequal coding
• 方位编码器    azimuth encoder
• 两位编码    dibit encoding
• 三位编码    tri-bit encoding
• 二进位编码信息    binary coded information
• 类比数位编码器    analog to digital encoder
• 十进位编码系统    coded decimal system
• 编码相位    encoding phase

• First in this paper , we review the development of radar signal processing and cfar detector , analyse the structure and principle of the signal processor , ca - cfar and os - cfar detectors . then , in view of the characteristic of prc cw signal , analyses the statistics characteristic of scattering bodies , models of target , noise , ground - clutter and weather - clutter are made . these lay a theoretic foundation of signal processing and cfar detector
  然后,本文针对x波段伪随机m序列相位编码连续波信号体制,分析了各种散射体的统计特性,对雷达目标及检测背景噪声(热噪声、地杂波和气象杂波)进行了理论分析和统计检验,建立了目标及检测背景的目标模型,确立了信号处理和恒虚警检测的理论基础。
• 4 . double phase - encoded holographic storage . this chapter introduces one method that encrypts the data directly , which can be done by placing two phase masks on the input plane and fp plane respectively . when one wants to retrive the data , he must have the same mask placed on the fp plane , otherwise the data can not be reconstructed
  介绍了一种对加密数据直接进行加密的方法，即在输入面和付里叶平面各放置一相位掩模，读取数据时必须有相同的相位掩模放置于付里叶平面上，否则数据的恢复是不可能的； 5 .双随机相位编码和波长加密全息光存储。
• Take integrity of object information into condition , a two - dimension signal processing method which can make a measurement of the target ’ s speed as well as the range is brought forward at the basis of waveform parameter design . and simulation in the background of hf multi - object with noise is taken . a comparison of signal properties , processing and antinoise detection performance is taken between mcpc and another two high range resolution radar signals : single carrier pulse coded signal and step frequency pulse coded signal
  考虑到目标信息提取的相对完整性,以高频雷达为背景,在对多载波相位编码脉冲串信号参数设计的基础上,推导了三种多载频相位编码脉冲串信号的距离速度二维处理过程并相应的对多目标噪声环境进行了仿真;将多载波相位编码信号与另外两种距离高分辨信号:单载频相位编码信号和相位编码阶梯跳频信号,在信号特性、处理过程和抗噪声特性方面进行了对比;本文从理论上为多载波相位编码信号的波形设计和分析、信号的处理打下基础。
• Second , research and analyze the feature of signal of pulse compression radar , and discuss the principle and characteristic of pulse compression technique , that are linear frequency modulation and phase coding . the above two mathematic model is constructed , and shift - frequency noise is imposed on the models , and anti - nose ability is evaluated and simulated
  通过对脉冲压缩雷达的信号特征的研究和分析，通过研究线性调频和相位编码脉冲压缩技术的原理和特点，建立了这两种雷达的数学模型，并对此进行移频干扰和相位编码雷达干扰，并进行干扰性能的评估和仿真研究。
• This dissertation introduces the work principles , hardware circuit structure and application of a pint - sized multifunctional radar echo generator , which can generate various waveforms needed . we can modulate the doppler frequency and adjust the time delay of the waveform to validate the performance the radar system
  该设备体积小、操作简便、便于携带,可模拟lfm 、 nlfm 、单频、相位编码等多种脉冲信号波形,具有较宽的多普勒调制和时间延迟调节功能,能有效验证脉冲压缩与信号处理单元的工作性能,准确评估雷达系统的分辨力、威力范围等技战术指标。
• Frequency code is not uniformity distribution and keeps to a probability distribution function defined by the spectral characteristics of the target of interest . the phase code is equally duality pseudo - random sequence and used to reduced the sidelobes of the signal correlation function . and the mismatch - phase sequence is corresponding with the frequency sequence one by one
  而频率编码为不均匀分布，由所观测目标的频谱信息提取出概率密度函数决定频率编码序列的分布；相位编码为二元的伪随机序列，采取均匀的二相编码，消减同频脉冲带来的过高的相关函数的旁瓣；而失配相位为与频率编码相一一对应于各子脉冲中。
• Based on the amplitude and phase of two - order cyclic spectrum of phase - code signals , a novel cyclic spectrum estimation approach is proposed to estimate the carrier frequency , chip width , amplitude , initial phase , timing epoch of spreading code under no parameter information . this approach is computationally efficient , and is easy to be implemented , and it shows a good estimation accuracy over analysis
  基于相位编码信号循环谱的幅度和相位特性，提出了二阶循环平稳参数估计方法，可庄没有任何参数信息情况下，实现载频、码片时宽、幅度、初相、编码序列初始时间等参数的估计，估计方法计算量少，易于实现，且有良好的估计精度。
• The reseach work focused on the time delay estimation of the common practical radar singnals , including harmonics signal , chirp signal , polynomial phase signal , and phase - shift keying signal . the new algorithm for different radar signals are deduced in detail respectively , and simulation results are presented . the results proved that the new method is efficient for time delay and some other parameters estimation
  正弦信号、线性调频信号、多项式相位信号、相位编码信号是雷达信号中常用的几种信号,对这几种信号的研究是雷达信号处理中非常重要的内容,也是实际工程的需要。因此,本文选择上述几种信号作为研究对象,对这几种信号的时延估计算法进行了建模和理论推导,给出了时延估计算法的具体表达式,并进行了计算机仿真。
• In the dissertation , phase - coded signals and chirp signals are studied . because the two signals have cyclic features , the cyclostationary theory has been applied in the detection and estimation of both signals . some novel methods of detection and estimation are proposed after intensive investigation
  本文主要对两种主要低截获概率信号(相位编码信号和线性调频信号)进行了研究和探讨，基于两种信号都具有循环平稳性，将循环平稳理论应用于信号的检测和参数估计，通过深入研究提出了一些有效的检测和估计方法。
• The synthetic source is the generalization of plane wave source , controlled illumination source , piecewise plane wave source and areal sources with phase encoding etc . by migrating the synthetic source record , the computational cost of the conventional areal shot record migration can be reduced by several times without significantly degrading the image quality
  合成震源既包括了已有的平面波震源，也包括了控制照明震源，分段平面波震源和相位编码震源。合成震源记录叠前深度偏移方法是炮记录偏移、平面波偏移、控制照明偏移和相位编码面炮记录偏移方法的推广和统一形式。

• 相位编码的日语：フェーズエンコード