时间误差

并行ADC采集系统的时间误差测量与校正

Measure and Calibration of Time Error in Parallel ADC

分析了单片机定时器溢出中断与CPU响应中断的时间误差，并给出了补偿误差的方法和实例

This paper analyses the time error between timer overflowing interrupt and CPU responding interrupt , states method and instance of compensating error

通过仿真，研究了对PRF线性时间误差的补偿方法。

The compensation for PRF time linear error is given with the simulation result presented .

常规区域控制误差（ACE）只考虑频率变化和交换功率变化，修正后的ACE还考虑了能量误差和时间误差，它们是因装置和调度存在偏差而导致的。

The conventional area control error ( ACE ) only considers the changes of frequency and interchanged power while the revised ACE takes the errors of energy and time into account , which are caused by deviation in equipment and dispatching .

SFMRUI能很好地消除渡越时间误差，能求出波头滞后误差，并能对测量精度做出评价。

It is possible to eliminate the error of TOF , to calculate the wave lagging error and to estimate the measurement accuracy by SFMRUI .

初步测试表明，系统运行于100MHz主频的个人计算机时，分组到达的测录时间误差小于30μs；

Initial test shows that for the system running on PC with master frequency of 100 MHz , the measured packet arrival time stamp is of the error smaller than 30 μ s.

部分震例表明，该方法预测发震时间误差小于3天，震级误差小于0.5级，震中位置误差小于50km。

With this method , earthquake prediction is much effective , the error of time of earthquake is less than three days , that of magnitude less than 0.5 degree , that of epicentre location less than 50km .

该系统实现了液体定时、定量的自动输出，具有稳定性好、体积小、性能价格比高等优点，且液体导通时间误差优于1ms。

The system can fulfill automatic liquid output with pre-fixed time and quantity . And it has high stability , light weight , and high ratio of performance and price with only 1 ms turn-on time error .

该分压器结构合理，在1GHz范围内传输特性好，分压比误差8.7%，上升时间误差5.38%。

The configuration of the divider is reasonable , and it has good transmission characteristic in the frequency range up to 1 GHz . The error of the voltage scale factor is 8.7 % , and rise time error is 5.38 % .

单片机定时器中断时间误差的分析及补偿

Analyses and compensating of time error SCM timer in error

通道失配误差包括偏置误差、增益误差和时间误差。

Channel mismatches errors include offset error , gain error and time error .

每段演讲半小时，时间误差在5分钟以内。

Each talk lasts half an hour , give or take five minutes .

行程时间误差对交通诱导信息系统效益的影响

Impact of Travel Time Error on the Benefits of Traffic Guidance Information System

传统的电磁保护器的保护精度比较低，其动作时间误差也比较大。

The error of time is bigger , the precision of protection is lower .

自举式扫描电路的时间误差

The Time Error of Bootstrap Scanning Circuit

时间误差影响的理论分析

Theoretical analysis on influence of timing error

定时器时间误差的消除方法

The Elimination of Timer Error

通过数值仿真，进一步分析了天线基线，时间误差等因素对算法定位性能的影响。

Through simulation , the influence of antenna baseline and time error to the algorithm performance is analyzed .

实验结果表明，超声波传播时间误差在7纳秒以内，达到了设计要求。

The result confirmed that the acoustic travel time error was no more than 7 ns and achieved the design objective .

2反射时间误差为几毫秒至几十毫秒，不会影响发现幅度较大的背斜构造。

The errors of reflection time are only a few ms or even scores ms , having no influence on discovery of anticline structure .

最后，通过对多路采集系统中的时间误差进行了实际的测试与校准，测试结果表明所设计的并行采集方案是可行的。

Finally , tests and calibrations of the time errors were done in multi-channel acquisition systems . The results showed the feasibility of parallel acquisition scheme .

在叙述基本表达式的基础上，针对产生偶然交换功率积累偏差的原因，提出一种以实时方式校正累积偶然交换功率，同时又减少系统累积时间误差的方案。

Based on the factors resulting in these errors , a method of correcting inadvertent interchange and reducing system time error accumulations in time is presented .

引入了时差概念，分析了一种数控精密压控振荡器的性能及时间误差，并阐明了其扫描电路的用途。

Through adopting the concept of time error , a sort of characteristics of numerical control of accurate voltage controlled oscillator and its time error are analyzed .

本文根据连续波雷达精度校飞测距差分曲线的特点，提出了检查测距时间误差的仿真方法，检验了测距数据和采样时标对应关系；

According to the characteristic of Continuous Wave ( CW ) radar ranging difference curve for accuracy calibration flight , a simulation method is proposed for examining time error .

本文就基本的两区域互联电力系统联络线偏差控制中的系统累积时间误差和联络线偶然交换功率积累问题进行了分析。

The problems of system time error accumulations and inadvertent interchange in a basic two area interconnected system with net interchange tie-line bias control are analysed in this paper .

二维质量拟合与时间误差概率密度函数的联合结果用来确定时间拟合中每个事例概率密度函数中信号与本底的比例。

In the fit , the two dimensional mass fit merged with time-uncertainty PDF is used to calculate the fraction of signal or backgrounds in the PDF for each of events .

结果显示，除了系统本身存在的方位和时间误差外，布设子站的数目、几何形状、站距的大小对定位精度的影响均非常明显，与系统采取的定位算法也有很大关系。

The results show that the locating accuracy is related with the number of substations and geometrical shape and the distance between substations as well as the algorithm used besides the azimuth error and time error .

修正环境诸因素对振荡器频率影响而造成的时间误差，检验电子计时器时间装定的正确与否，以及在处理中工作是否正常；

The loader of an electronic timer using microcomputer should meet the requirements , to correct the load error resulting from instability of frequency of oscillator in different environments and to check the loading and service task .

本文以冲击分压器测量系统的实际方波响应为出发点，编制了按离散取值计算雷电冲击电压视在波前时间误差的和序，并对这些测量系统的视在波前时间进行了计算。

This paper describes a programm capable of calculating the errors related to the virtual front time of lightning impulse with inputs consisting of discrete values taken from the lightning impulses as well as from the step response of actual divider measuring system .

针对联合系统中各个区域调节装置存在误差，导致频率和交换功率波动，从而引起时间误差与能量误差，本文对区域控制误差的算法作了改进。

Under disturbed load the algorithm of ACE is amended , due to the fact that adjusting device errors in control areas of Interconnected Power System may lead to vibration of frequency and exchanged power , which may result in time error and energy error .