acquisition time

The average acquisition time and its variance has improved .

结果显示，有反馈结构的新的搜索捕获系统的捕获时间和捕获方差性能在低信噪比的情况下都得到改进。

Research on Acquisition Time to Spread Spectrum Radar Signals

扩谱雷达信号截获时间研究

The Iterative Calculation of Data Acquisition Time in Chromatography Workstation

色谱工作站采样时间的迭代计算

The simulation results show that the average acquisition time of the new method is less than the existing algorithms .

通过仿真，表明新方法的平均捕获时间优于已有的算法。

User-programmable conversion controls include variable acquisition time and first conversion delay .

用户可编程转换控制包括可变采集时间及第一转换延迟。

Research of Relationship between Acquisition Time and Missile Seeker Search Area for Imaging-guided Missile

图像制导导弹获取目标信息时间与导引头搜索区的关系研究

Traditional synchronization techniques result in prohibitively long acquisition time and a suboptimum performance .

传统的同步算法应用在IR-UWB中捕获时间太长，性能不是最优。

A new method of tailored detection of partial NMR spectrum with delaying acquisition time is provided .

本文介绍一种利用延迟采样实现部分谱的Tailored检测的方法。

It greatly reduces the knowledge matching and data acquisition time and the server thread creation and destruction time .

这些措施大大减少知识匹配和数据获取的时间开销以及服务器创建和销毁线程的时间开销。

Simulation results show that the new method eliminates the influence of large Doppler shifts effectively , with fast acquisition time .

仿真结果表明，这种方法可以有效地消除大Doppler频移的影响，迅速完成扩频码的捕获。

In the traditional PAT system , its large volume and long acquisition time restrict the development of the space laser communication .

现实中PAT系统的庞大体积和较长捕获时间制约着空间激光通信的快速发展。

If the channel fades faster , the mean acquisition time is longer and the performance is worse .

衰落速度越快，平均捕获时间就越长，系统的捕获性能就越差。

A Method of Decreasing Synchronizing Acquisition Time in Jumping Frequency Communication ── Displacement Waiting Auto - synchronizing Plan

跳频通信中一种缩短同步捕获时间的方法&位移等待式自同步方案

Acquisition time took 16-22 sec with breath-hold .

屏气扫描时间16～22秒。

A new approach of mean acquisition time for spread spectrum radar which is called sequential acquisition method is explored in this paper .

对采用顺序搜索截获法的扩谱雷达的平均截获时间进行了研究。

The algorithm proposed by author can search the uncertainty parallel in time and frequency domain , so it can shorten the acquisition time .

本算法可以并行搜索频域和时域的不确定度，缩短了捕获时间。

The results of analysis show that this method ′ s acquisition time is greatly shortened , when the acquistion precision keeps fixed .

分析结果表明，此方法在不降低捕获精度的情况下，捕获时间大为缩短。

The mean acquisition time of the FSASE method is derived by the generating function flow graph technique for the fading channel .

文中采用生成函数流图法推导出了衰落信道下FSASE算法平均捕获时间的闭式解。

This correlator can search all possible code shifts in one step , so decreases the acquisition time , meets the real-time requirements .

这种相关器可以一步搜索到所有可能的码相位偏移，大大提高了捕获速度，比较好地满足了实时处理的要求。

The system is easy to construct and simple to use and has a higher spectral resolution than conventional MSPs without increasing the acquisition time .

该系统不仅容易构造、简单易用，而且在不增加采集时间的情况下具有比常规MSP系统更高的光谱分辨力。

The acquisition time of synchronization , the detection , probability of synchro-nization and false synchronization probability and a brief review of .

分析了同步的捕获时间，同步信号的检测概率和虚假同步概率。

Conclusion : The advantage of Single-shot TSE sequence in MRM : ( 1 ) The acquisition time was short .

结论：单次激发快速自旋回波序列的优点：（1）成像时间短；

In this way , the search can start from those code phase positions nearby sync cell with larger probability and reduce the mean acquisition time .

这样，搜索的起始位置就以较大概率集中在同步相位附近，大大节省了捕获时间。

The results of the comparison experiment with the real raw signal show that the frequency-field method can much more effectively reduce the acquisition time than the traditional method .

其后重点分析了基于FFT的频域快速捕获方法，采用实测数据对频域和传统的时域捕获算法进行了对比分析，结果表明频域算法极大地减少了捕获耗时。

Detec-tion probability and false alarm probability formulas of the I-Q detector were derived , and mean acquisition time formula was also given .

推导了正交双通道检测器的检测概率和虚警概率表达式，给出了多驻留系统的捕获时间均值表达式；

For example , ( 1 ) its acquisition time is within one period of the input signal ( 2 ) the output signal is synchronized with its input signal ;

其特性有：（1）跟踪时间为一个输入信号周期；（2）输出信号和输入信号同步；

What is more , the paper compares the three cooperative algorithms in the aspect of probability characteristic , accuracy and average acquisition time , and then draws the conclusion .

此外，本文还从捕获概率特性、灵敏度和平均捕获时间等方面，对三种联合捕获算法的性能进行了比较并得出结论。

In addition , a practical example of the calculation of the mean acquisition time is included for single , double , and triple dwell serial acquisition synchronization systems .

同时还给出了一次、二次及三次驻留顺序捕获系统的平均捕获时间的计算实例。

The result shows that detection probability and average acquisition time has been improved remarkably , and for alarm probability , adaptive threshold system has a better performance than fixed threshold system .

结果显示，改进方案对检测概率和平均捕获时间都有明显改善，而在虚警概率方面，自适应门限系统比固定门限系统也有改善。

Although these images lack the spatial detail of volumetric data , they have the advantages of faster acquisition time and reduced amount of radiation exposure to both patients and doctors .

虽然这样的图像缺乏三维体数据的空间信息，但是它获取速度快并且能够减少患者和医生暴露在射线中的时间，将术中2D图像与术前体数据配准可以补偿一些空间信息。