correlator

This model can be used to evaluate noise performance of the correlator.

该模型可以用来估计相关器的噪声性能。

The EVLA correlator is being built by Canadian researchers and engineers.

EVLA的相关器正由加拿大的研究者和工程师建造。

It is found by simulation that the method can effectively excise the interference and improve the correlator output.

分析结果表明,该方法能有效地去除干扰,相关输出得到显著改善。

The time-integrating acoustic-optical correlator was used to capture long codes.

摘要提出用时间积分声光相关器进行长码的捕捉。

A novel binary joint transform correlator thresholding with reference power spectrum only is proposed.

提出一种用特征物功率谱取阈值的新型二元联合变换相关器。

Multitarget detection using a real time joint transform correlator with power spectrum subtraction is proposed.

提出一种使用功率谱相减的实时联合变换相关器作多目标检测。

Based on GPS RF front-end and base-band correlator,GPS receiver software was designed for embedded application.

本文基于GPS接收机射频前端和基带相关器模块,设计了面向嵌入式应用的GPS接收机软件。

The effect of noise in the input scene on the performance of the joint transform correlator is analyzed and quantified.

分析和量化了输入景物噪声对联合变换相关器性能的影响。

Based on the EFRT and the JFRTC, we propose a joint extended fractional Fourier transform correlator (JEFRTC).

这种双透镜结构能实现实数阶和复数阶的广义分数傅里叶变换。

Optical Computing for Dempster-Shafer Theory Based on Joint-Transform Correlator[J].

引用该论文 邓绍更,刘立人,刘德安,郎海涛,王吉明,潘卫清.

In this correlator, a liquid crystal light valve (LCLV) is used as real time input and image preprocessing device.

全息记录材料采用光折变晶体,且使用会聚球面波作参考光。

Solidification design and performance analysis of an optical correlator system[J].

引用该论文 吕银环,王汝笠,王国田.

The noise structure measurement of fs amplified laser pulses by means of a 10 7 high dynamic range triple correlator is reported.

建立了一台动态范围大于107的三阶相关装置,利用它对飞秒放大激光脉冲的背景强度的时间分布进行了测量。

It will handle up to 80 times the bandwidth of the old VLA correlator and crunch many more data channels simultaneously.

它可以处理的频宽是旧有VLA相关器的80倍,而且能同时处理多笔资料。

A digital lockin amplifier including signal channel,reference channel and correlator is designed,and the improvement of signal to noise is analyzed.

以此为依据,设计了数字锁相放大器,其中包括信号通道、参考通道以及相关器的设计,并分析了采用相关检测的信噪比改善,作了相应的实验。

In this paper, multi value hit or miss transformation (MVHMT) is introduced into a joint transform correlator (JTC) for binary image recognition.

将多值击中击不中变换(MVHMT)引入用于二值图像识别的联合变换相关器(JTC)。

A high-speed optical correlator being developed by the Naval Research Laboratory (NRL) will act as a coprocessor to an Intel Paragon XP/S-25 computer.

被海军研究实验室 (NRL) 发展的一个高速的光学相关器将会担任对英代尔样板来说的一个共处理器 XP/S-25 计算机。

Chinese VLBI network (CVN) consists of one correlator and 3 stations located at Shanghai, Urumqi and Kunmin respectively.

我国VLBI网包括上海佘山、乌鲁木齐和昆明3个观测站,以及上海天文台研制的两台站相关处理机。

The system can overcome the drawback of the overall small size of the joint transform spectrum in a conventional joint transform correlator(CJTC).

该系统能够克服传统联合变换相关器的频谱尺寸小的缺点。

Application of joint transform correlator in detection of infrared target[A]Proceedings of Information Optics and Photonics Technologies II[C], 2007 .

董银文,王航宇,李鹏.噪声图象中提取边缘的边缘分段自增强算法[A]第十三届全国图象图形学学术会议论文集[C],2006.

Tracking technology of moving target with optical correlator[A]Proceedings of Information Optics and Photonics Technologies II[C], 2007 .

方舟,张君安.基于小波分析实现图像重心位移的检测[A]制造技术自动化学术会议论文集[C],2004.

The paper analyses the signal processing with emphasis on Signal to Noise Ratio (SNR) in output of correlator and SNR in signal power spectral density.

并对算法处理中相关器输出中的信噪比(SNR)和功率谱密度中的SNR进行了重点分析。

The joint transform correlator (JTC) can provide sub-pixel registration accuracy for the images which were captured at high frame rate with poor SNR.

摘要为了对高帧频采集的低信噪比图像进行亚像元配准,使用了光学联合变换相关的方法对相邻两帧图像进行相关运算,测量出相对像移量。

When the landmine and the background image signal were determined, the generalized correlator was used to detect the landmine.

对埋有似雷物的单幅红外图像进行检测试验。

Two sensors on two sides of leaking point can magnify the received noise signal and send it wirlessly through transmitter to correlator's mainframe.

置于漏点两侧的两个传感器可放大接收到的漏水噪声信号,并通过发射机以无线电方式传送给相关仪主机。

The purpose of this thesis is, on the one hand, to analyze and design a massive correlator for GPS L5 signal based on the indoor GPS concept.

本论文一方面探讨针对室内全球定位系统的概念,分析并设计全球定位系统L5讯号之巨量相关器。

Correl Have you been able to observe how some persons just do not appear right in a suit and tie?

尽量保持乐观的态度,想着如何成功而不是失败。小心消极的态度和引起消极反应的环境。将梦想变为目标。

A few data coding-decoding methods developped recently are reviewed with emphasis on DPSK,MSK,LSI correlator and CCD programable matched filter in spread-spectrum circuits.

介绍了扩频通信中数据编码和译码新技术的实现方法及电路组成,重点介绍了DPSK(微分相移键控)、MSK(最小移位键控)、LSI(大规模集成)相关器及CCD(电荷耦合器件)可编程匹配器。

The averaging correlator is a GPS base-band correlator which acquires GPS signal through averaging the incoming 5000 samples to 1024 before the processing of FFT.

平均相关器是一种将输入的5000点GPS样本信号平均化为1024点样本,然后通过FFT方法实现GPS信号快速捕获的基带相关器。

A new approach called spatial-temporal correlator (STC) for code acquisition and beamforming weight acquisition is proposed for DS-CDMA systems with adaptive array.

提出了空时相关器 (STC)方法实现使用自适应阵列的DS CDMA系统的码捕获和自适应波束形成权值捕获 .

From the viewpoint of filtering, a new matched filter structure, which is equivalent to the MLS correlator, is proposed.Some properties of this filter structure are investigated.

摘要本文从滤波器的观点出发,得到用于线性系统解卷积的MLS相关器的等效匹配滤波器结构,并给出该滤波器的性质。

Engineers also upgraded the path by which signals get from the antenna dishes to the correlator, using all-digital fiber optics that replace the old analog waveguides.

工程人员也将改善从碟形天线传讯号到相关器的方式,用数位光纤汰换掉类比波导。

Finally, the way of the double-JPS interference in order to simplify the architecture and the processing program of joint transform correlator are proposed.

最后,为了简化联合变换相关器的结构和处理过程,提出了用双功率谱干涉的方法进行目标识别。

VLA is undergoing a total upgrade, starting with the key element in radio telescope arrays -- the computer correlator that blends all the radio data from all the dishes.

VLA正从其核心部位开始一次全面升级,那就是计算机相关器,一个从所有碟面获取数据并综合分析的装置。

The optical system structure of traditional joint transform correlator uses single optical path feedback, it couldn't realize real-time identification, and volume is large.

摘要以往联合变换相关器的光学系统结构是一支光路反馈,实时性差且体积大。

The 2048-element and 2-phase CCD driver circuit and the signal proceeding circuit are made.The time integrating AO Correlator's experimental method is showed.

制做了2048位二相线阵 CCD驱动及信号处理电路,提出了时间积分声光相关器的实验方案。

One other hand, because the GPS L5 signal is not yet broadcasting, we also construct a GPS L5 PRN code generator in order to verify the functionality of the massive correlator.

另外,因全球定位系统L5讯号尚未广播讯息,我们针对全球定位系统L5讯号之虚拟杂讯码产生器加以模拟,并利用巨量相关器来验证其功能。

To the optic detecting system of spatial integrating AO correlator, the method using fast Optic-Electric diode for directly detecting high-spectrum signal is showed.

对空间积分声光相关器的光检测系统,提出了利用快速光电 二极管直接检测相关峰高频分量的方案;

Correl S E.Application of a dynamic compression system model to a low-aspect ratio fan:casing treatment and distortion[R].AIAA 93-1871.

刘大响主编.发动机稳定性评定-航空发动机进口流场畸变评定技术译文集[C].北京:中国航空工业总公司第624研究所出版,1997.

An image encryption method combining the joint transform correlator (JTC) architecture with phase-shifting interferometry to realize double random-phase encoding is proposed.

提出了一种将联合变换相关器结构与相移干涉技术结合来实现双随机相位编码的图像加密方法。

Objective To make a further understanding o f the inflammatory diseases of nasal cavity and paranasal sinus and their correl ation.

目的加深对鼻腔和鼻窦疾患及其相关性的认识。

System complexity can also be reduced significantly.Simulation results show that the proposed correlator has better performance than the conventional one.

算法具有低的运算复杂度,仿真结果表明该算法具有好的时延捕获和波束形成权值捕获性能。

The Synthetic Discriminant Function (SDF) algorithm and the optical method to realize SDF are reviewed.A new missile terminal guidance system based on SDF correlator is presented.

论述了综合判别函数(SDF)的基本理论和光学实现途径,提出了一种基于综合判别相关器的导弹末制导系统。

As compared with conventional joint transform correlator, it has the advantages of high light efficiency, excellent discrimination capability and improved input space-bandwidth.

与传统的联合变换相关器相比较, 它有高光能效率、 高鉴别率和输入空间宽带的优点;

Based on the chirp-encoding and high Pass filtering, the multitarget detectionusing a chirp-encoded joint transform correlator with high pass filtering is proposed.

根据啁啾编码的原理和高通滤波的方法.提出使用啁啾编码的高通滤波的联合变换相关器作多目标检测。

L.Weil, “GPS Multipath Mitigation by Means of Correlator Reference Waveform Design”, Proceedings of the Insitute of Navigation National Technical Meeting,UNITED STATES 1997.

高维文(1995),地面车辆定位及导航系统,行政院国科会专题研究计划,台湾工业技术学院机械系,台北。

Instead, the correlator's length can be shortened to one-fourth of the length of the OFDM symbol, after which only some simple operations are needed to complete the process.

其相关长度可以缩短到经典时域相关方法所需长度的四分之一,在相关后再对相关值做简单处理即可。

A new method that replaces conventional joint transform correlator (CJTC) with modified non-zero fringe-adjusted JTC on the back recognition was proposed.

摘要提出一种在识别后期采用修正的无零级条纹调节联合变换相关代替传统联合变换相关(CJTC)的新的识别方法。

These data suggest that CEA app ears to be a marker of high-differentiation in breast cancer, and may be correl ated with the invasive and metastatic potency.

综合分析推测:CEA可能是乳腺癌一种高 分化肿瘤标志,并与肿瘤的浸润转移潜能有一定的关系,与其它指标联合应用在判断乳腺癌 预后中有一定的价值。

The Shanghai correlator correlated the data from the harddisk system through a special playback interface.

现有的上海相关处理机通过专用回放接口,能直接处理记录在硬盘上的数据。