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相干视频信号     
相关语句
  video signal
     In the paper, a coherent video signal simulation is applied to model and simulate a pulse Doppler radar seeker.
     本文采用相干视频信号仿真方法对脉冲多普勒雷达导引头进行了建模和仿真研究。
短句来源
     1.Introduced basic knowledge of radar echo signal,including point targets model, clutter model and radar video signal model etc.
     本文首先介绍了雷达回波信号的基本知识,包括点目标模型、杂波模型及相干视频信号模型等;
短句来源
     In the second section, the coherent video signal simulation of radars is studied and the models of signal generating and processing are discussed.
     第二部分,主要对雷达相干视频信号处理过程进行建模和仿真,详细讨论了信号产生和处理模型。
短句来源
     With the analysis of performance simulation and coherent video signal simulation, a method is presented that the performance models can be induced by means of coherent video signal simulation, which can meet the precision and real-time performance required in complex system simulations.
     根据雷达系统功能仿真和相干视频信号仿真各自的特点,针对复杂系统仿真对雷达系统仿真精度和实时性的要求,提出根据相干视频信号仿真归纳出对应功能仿真经验模型的方法。
短句来源
     In this paper, a coherent video signal simulation is applied to model received signals (i.e. target \{echoed\} signals and receiver noise) and signal processors volving acquisition and tracking based on pulsed Doppler radar seeker.
     根据典型的脉冲多普勒雷达导引头的信号处理方式 ,采用相干视频信号仿真方法建立了包括目标回波模型、接收机噪声模型在内的雷达导引头接收信号模型 ,以及包括截获、跟踪模型在内的信号处理模型 ,并进行了仿真实验。
短句来源
  coherent video signal
     In the paper, a coherent video signal simulation is applied to model and simulate a pulse Doppler radar seeker.
     本文采用相干视频信号仿真方法对脉冲多普勒雷达导引头进行了建模和仿真研究。
短句来源
     In the second section, the coherent video signal simulation of radars is studied and the models of signal generating and processing are discussed.
     第二部分,主要对雷达相干视频信号处理过程进行建模和仿真,详细讨论了信号产生和处理模型。
短句来源
     With the analysis of performance simulation and coherent video signal simulation, a method is presented that the performance models can be induced by means of coherent video signal simulation, which can meet the precision and real-time performance required in complex system simulations.
     根据雷达系统功能仿真和相干视频信号仿真各自的特点,针对复杂系统仿真对雷达系统仿真精度和实时性的要求,提出根据相干视频信号仿真归纳出对应功能仿真经验模型的方法。
短句来源
     In this paper, a coherent video signal simulation is applied to model received signals (i.e. target \{echoed\} signals and receiver noise) and signal processors volving acquisition and tracking based on pulsed Doppler radar seeker.
     根据典型的脉冲多普勒雷达导引头的信号处理方式 ,采用相干视频信号仿真方法建立了包括目标回波模型、接收机噪声模型在内的雷达导引头接收信号模型 ,以及包括截获、跟踪模型在内的信号处理模型 ,并进行了仿真实验。
短句来源
  coherent video
     On the basis of the analysis of phased array radar system coherent video simulation and High Level Architecture(HLA),the simulation method of phased array radar system parallel process based on HLA/RTI was proposed.
     在研究了相控阵雷达系统相干视频信号仿真以及高层体系结构(HLA)的基础上,提出了基于HLA/RTI的相控阵雷达并行处理仿真方法。
短句来源
     Secondly, the signal denotation in the coherent video simulation system is discussed and the problem of selecting the system sampling rate is also studied.
     探讨了相干视频信号仿真中信号的表示方法,探讨了系统采样率选取的问题;
短句来源
     In this paper, a coherent video signal simulation is applied to model received signals (i.e. target \{echoed\} signals and receiver noise) and signal processors volving acquisition and tracking based on pulsed Doppler radar seeker.
     根据典型的脉冲多普勒雷达导引头的信号处理方式 ,采用相干视频信号仿真方法建立了包括目标回波模型、接收机噪声模型在内的雷达导引头接收信号模型 ,以及包括截获、跟踪模型在内的信号处理模型 ,并进行了仿真实验。
短句来源
     In the second section, the coherent video signal simulation of radars is studied and the models of signal generating and processing are discussed.
     第二部分,主要对雷达相干视频信号处理过程进行建模和仿真,详细讨论了信号产生和处理模型。
短句来源
     In the paper, a coherent video signal simulation is applied to model and simulate a pulse Doppler radar seeker.
     本文采用相干视频信号仿真方法对脉冲多普勒雷达导引头进行了建模和仿真研究。
短句来源
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  “相干视频信号”译为未确定词的双语例句
     A Sea Clutter Simulation Method Based on K-Distribution
     K分布海杂波相干视频信号之仿真
短句来源
     Based on the simulation and evaluation problem of active radar target seeker in the condition of complicated ECM,modeling and dynamic simulation of pulsed Doppler radar seeker is studied.
     从各种干扰条件下主动雷达导引头的仿真与评估问题出发,采用相干视频信号仿真方法对脉冲多普勒雷达导引头进行了建模与动态仿真研究,并进行了仿真试验。
短句来源
     The basic way to simulating clutter in radar signal simulator is brought forward. Modeling of land clutter for ground-based radar is discussed at length.
     介绍了基于雷达相干视频信号模拟方法的杂波仿真模型,分析了几种参数对杂波统计特性已经模拟方法的影响,给出了雷达信号模拟器中杂波模拟的基本方法。
短句来源
     Based on the analysis of echo simulation and signal processing in phased-array radar system, the performance models of signal detection and parameter estimate are established. These models have been used in a missile early warning radar simulation system and it is concluded that the method presented in this thesis can greatly improve the real-time performance.
     以典型相控阵雷达系统为例,分析了影响仿真实时性的主要模型(回波模拟和信号处理),并针对线性调频信号的处理过程,建立了基于相干视频信号仿真的目标检测与参数估计经验模型,并应用到某弹道导弹预警雷达仿真系统中,仿真结果表明本文讨论的方法可以大大提高仿真的实时性。
短句来源
     Using the method of range-doppler cell, the ground clutter is simulated. Applying an airplane which flying with an invariableness speed in beeline as studying target, the paper supplies the analyse and simulation of an ideal dot target's echo, and gives the simulation of echo in frequency-field and time-field.
     以等距离一等多普勒单元法对地面杂波进行了仿真,以匀速直线飞行的飞机目标为对象,对理想点目标回波信号进行了分析和模拟,给出了频域和相干视频信号仿真图。
短句来源
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  video signal
A video signal is represented by the photoelectromotive force generated by the structure.
      
A cycle sample method is adopted to collect the data of the CCD video signal, sampling one per 40-point.
      
Digital (discrete domain) filters applied to image and video signal processing using the novel 3D multirate algorithms for efficient implementation of moving object extraction are engineered with an example.
      
The Wyner-Ziv bit stream allows the decoding of a coarsely quantized description of the original video signal, and is efficiently generated by using H.264/AVC redundant slices in conjunction with Reed-Solomon coding.
      
The Wyner-Ziv bit stream is decoded in order to recover the redundant video descriptions, which are used in lieu of portions lost from the original video signal due to channel errors.
      
更多          
  coherent video
The refinement process generated several longer and more coherent video segments from the short fragments yielded by the greedy method.
      


A computer simulation method of temporal-spatial 2-D clutter for airborne phased array radars is presented. The method is general and flexible because it gives consideration to dif-ferent practical factors such as radar system parameters, platform attitude angles,element and channel errors,As an example,the simulation of 2-D clutter for a side-mounted phased array radar is made. The method is verified by checking the simulated results with the theoretical ones.

本文给出了一种机载相控阵雷达时空二维杂波相干视频信号的计算机仿真方法,其中考虑了雷达系统参数、载机姿态角和阵元幅相误差等多种实际因素,因而具有较好的通用性和实用价值。对一个侧面阵天线机载雷达二维杂波的仿真和对仿真结果的检验分析证明了本方法的正确性。

The method of Wiener (AMNL)is introduced. Applying the theory, a model and a simulation of correlated Log Normal Distribution Radar Clutter are presented in detail. The previous simulation methods are improved, resulting in improvement of the efficiency and the rate of simulation and rather ideal simulation results.The obtained data can be used directly in the radar background characteristics analysis,the simulation of radar correlative viedo signal as well as the analysis and detection of radar signals.

研究维纳理论模型 (ZMNL)应用于相关对数正态分布雷达杂波的建模和仿真 ,对以往的模拟方法作了改进 ,提高了模拟的效率与速度 ,仿真的效果理想 ,仿真的方法和数据可用于雷达环境特性的研究、雷达相干视频信号的模拟及对雷达回波信号的分析与检测

In order to evaluate the efficiency of the pulsed Doppler radar seeker system, it is necessary to model and simulate it by use of computer simulation. In this paper, a coherent video signal simulation is applied to model received signals (i.e. target \{echoed\} signals and receiver noise) and signal processors volving acquisition and tracking based on pulsed Doppler radar seeker. Simulation is carried out and the results verify the efficiency.\;

为有效评估脉冲多普勒雷达导引头系统的效能 ,用计算机仿真技术对其进行建模和仿真是一条极具潜力的途径。根据典型的脉冲多普勒雷达导引头的信号处理方式 ,采用相干视频信号仿真方法建立了包括目标回波模型、接收机噪声模型在内的雷达导引头接收信号模型 ,以及包括截获、跟踪模型在内的信号处理模型 ,并进行了仿真实验。实验结果证实了该模型和方法的有效性

 
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