相位截断误差,phase truncation error
1)phase truncation error相位截断误差
1.The spectrum characteristics of thephase truncation error and amplitude quantization error are analyzed by the method of Fourier series.介绍了直接数字频率合成技术以及分析其杂散误差,对相位截断误差和幅度量化误差进行了傅立叶级数分析研究。
2.This paper introduces the theory of the phase-locked loop (PLL) and the direct digital synthesis (DDS) , a method to improve the precision of DDS and reduce itsphase truncation error is also given.介绍了锁相环(PLL)技术和直接数字式频率合成(DDS)技术的基本工作原理,给出了一种提高DDS输出频率精度及减小其相位截断误差的方法。
3.This paper analyzes the processing of direct digital frequency Synthesizer and get the relation ofphase truncation error and frequency control truncation word.通过分析直接数字频率合成器的工作过程，利用相位截断误差与频率控制截断字的关系，给出了频率控制截断字对杂散的分布及幅度的影响，提出了利用频率控制截断字计算杂散的方法，从而减小了频率混叠对计算杂散的影响。
2)truncation error截断误差
1.An Integral and Recursive Filtering Method for Truncation Error Minimization and Outlier Suppression;减小截断误差并抑制野值的积分递归滤波方法
2.Using Error Theorem to Reduce the Truncation Error Produced in Calculating the Velocity and Acceleration of Spacecraft;利用差值定理降低飞行器速度和加速度拟合的截断误差
3.The studying of a fusion approach to estimate and compensate the differentialtruncation error using tracking and telemeted data;微分截断误差的遥、外测数据融合估计和补偿方法研究
英文短句/例句
1.Analysis ofthe Truncated Errorin Solving the Black-Scholes Equation;求解Black-Scholes方程时截断误差的分析
2.A stochastic digital oscillating system induced by the truncation error一个截断误差诱导下的随机数字振荡系统
3.Sampling Approximation of Stationary Stochastic Processes and Its Estimate of Truncation Error;宽平稳过程的采样逼近及其截断误差估计
4.It retains all of the advantage of(3-50a)and(3-50b)except for a somewhat increased truncation error.除了略微增加截断误差外，它保持式（3-50a）和（3-50b）的所有优点。
5.Truncation Error for Shannon Sampling Expansion from Local Averages基于局部平均的香农采样展开式的截断误差估计
6.Correction Algorithms to Truncation Error in Trajectories of Carrier Rocket运载火箭外测弹道截断误差的洁化插值修正算法研究
7.The truncation error in calculating the harmonic loss is analysed and a method is offered to determine how many times harmonics must be calculated at least.文中还对谐波损耗计算的截断误差进行了理论分析，确定了谐波损耗所需计算的最少谐波次数。
8.Research on Intercepted Feedback Method for Thermal Error Compensation of NC Machine Tools数控机床热误差的反馈截断式补偿研究
9.CONTROLLING FOR THE MANUFACTURE ERROR OF VARIABLE SECTION TWIN-ARMED ARC COLUMN变截面双肢弧形柱架制作误差的控制
10.Error: byte array truncation to a length of {0}.错误：字节数组截断到长度为 {0}。
11.Error Simulation Analysis to Lateral Section Shape of Form Turning Rollers成形车削辊子横截面形状误差的模拟分析
12.Studies on the Dynamic Difference of Truncated Mooring Line in Hybrid Model Test混合模型试验中截断系泊缆动力特性差异研究
13.MODERATE DEVIATION OF MAXIMUM LIKELIHOOD ESTIMATORS FOR TRUNCATED AND CENSORED DATA截断与删失数据的极大似然估计的中偏差(英文)
14.Effect and Countermeasure of Measurement Error on Statistical Inference;测量误差对统计推断的影响及其对策
15.Empirical Likelihood Inference for Linear Models Based on Dependent Errors;相依误差下线性模型的经验似然推断
16.Judging and Repairing about thread gauges close distance error螺纹量规紧密距值误差的判断与修复
17.Truncation Criterion of Covariance-modes and Variance-compensation Technique in Proper Orthogonal Decomposition Method;POD方法中的协方差模态截断准则与方差补偿技术
18.Study on the Diagnosis of Machining Error Based on the Stream of Variation (SOV);基于误差流理论（SOV）的机械加工误差诊断系统研究
相关短句/例句
truncation error截断误差
1.An Integral and Recursive Filtering Method for Truncation Error Minimization and Outlier Suppression;减小截断误差并抑制野值的积分递归滤波方法
2.Using Error Theorem to Reduce the Truncation Error Produced in Calculating the Velocity and Acceleration of Spacecraft;利用差值定理降低飞行器速度和加速度拟合的截断误差
3.The studying of a fusion approach to estimate and compensate the differentialtruncation error using tracking and telemeted data;微分截断误差的遥、外测数据融合估计和补偿方法研究
3)truncation errors截断误差
1.An especial structural model is obtained through correctedtruncation errors of finite difference and the gray numerical arithmetic solving this kind model is given.在数值求解过程中,对一维河流水污染的灰色模型求解过程中有限差分法的截断误差进行了修正,得到了具有一种特殊结构的数值模型,并给出了求解方法。
2.From the relation of spatial disturbing gravity and ground gravity data resolution as well as its scope,truncation errors are computed by dividing the gravity anomaly into frequency and resolution.根据外空扰动重力与地面数据分辨率及其覆盖范围之间的关系,将重力异常分成不同频段、不同分辨率,分别计算了截断误差。
4)Truncated error截断误差
1.The truncated error of trapezoid method, a classical algorithm, is analyzed for sampling power parameter AC in-phase virtual value and the relationship between the error and the amount of sampling points is offered: the truncated error is square inverse ratio with the amount of sampling points.对电力参数交流同步采样有效值测量的典型算法梯形法的截断误差进行了分析,给出了与采样点的关系:与采样点数N的平方成反比,N>26,有近0。
2.In this paper,the truncated error of trapezium method(a classical algorithm)is analyzed under ideal state of electrical power parameters,a sin function,when sampling digital measurement and the relationship between the error and the amount of sampling points is offered.对电力参数的理想情况(标准正弦量)采样数字化测量的典型算法(梯形法)的截断误差进行了分析,给出了误差与采样点数的关系;根据国家关于电能质量和公用电网谐波的标准规定,对非正弦状态下的误差也做出了符合实际的估计;在电网正常(允许畸变)情况下截断误差与采样点数的关系与理想波形时相同。
3.In this paper we discuss the truncated error estimate on Shannon sampling theorem of bandlimited functions.讨论带限函数的Shannon采样定理截断误差的点态、一致和积分3种估计。
5)local truncation error截断误差
1.Thelocal truncation error of the method is O(Δx~4).对于四阶杆振动方程初值和周期边界值问题,提出了截断误差阶为O(Δx6)的精细时程积分法。
2.Thelocal truncation error of the method is 0(△x4).对于RLW方程初始值与周期边界值问题,提出局部截断误差阶为O(△x4)的精细时程积分法。
3.The stability condition andlocal truncation error for the schemes are discussed.对求解三维热传导方程利用待定参数法构造出一族对称的含参数的,截断误差为O的便于计算的三层显格式,并讨论了其条件稳定性。
6)truncation error舍位误差，舍项误差，截断误差，方法误差，公式误差
延伸阅读
截断误差求一个级数的和或无穷序列的极限时，我们取有限项作为它们的近似，从而产生了误差，这种误差称为截断误差。
