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- Phase errors measurement 相位误差测量
- static phase error measurement 静态相位误差测量
- The effect of the quantization of the fringe intensity on the phase error in phase shifting measurement is formulated. 对相位移测量技术中的条纹强度量化所引起的相位误差进行了定量研究。
- The phase errors, resulting from the multi beam interference in the Fabry Perot cavities of the wavelength scanning fiber optic interferometer for absolute distance measurement, are analyzed. 分析了可用于绝对距离测量的波长扫描法布里-珀罗干涉仪腔内多光束干涉对输出信号的影响，及由此产生的相位测量误差。
- T.C.Tsao and M.Tomizuka, "Adaptive zero phase error tracking controller for digital control," ASME Journal of Dynamic Systems, Measurement and Control, pp. 349-354, December 1987. 谢念中，线性直流无刷马达之强健伺服控制研究，国立中央大学机械工程所，民国九十年。
- M. Tomizuka, 1978, “Zero Phase Error Tracking Algorithm for Digital Control,” Trans. of the ASME, Journal of Dynamic Systems, Measurement, and Control, 109, pp.65-68. 褚明沣;2005;“线型马达工具机垂直轴之高性能伺服控制器之设计与实现;”硕士论文;国立成功大学.
- M.Tomizuka, 1987,"Adaptive Zero Phase Error Tracking Algorithm for Digital Control," ASME Journal of Dynamic Systems, Measurement, and Control, Vol. 109, pp. 349-354 . 张盈乔;1998;"运动控制系统之摩擦力适应补偿";中华大学硕士论文.
- The results show that the phase error of the vector measurement is zero, and amplitude error can be eliminated, and the error caused by D/A is much lower than a LBS. 结果证明，相位测量的理论误差为零，幅度测量的理论误差可用修正系数消除，且D/A有限字长引起的误差远小于一个LBS。
- This shows that the amplitude and phase error has important effect on ASLC. 理论分析和仿真结果表明幅相误差对自适应旁瓣对消系统具有重要的影响，必须加以克服。
- The processing technique based on double channels of perpendicular retains information of the range and phase of signal. The no theory error measurement of audio sine signal active power with this method is achieved. 正交双通道处理技术保留了信号的幅度和相位信息,用这种方法可以实现无理论误差地测量音频正弦信号有效功率。
- Obviously, the novel thermal errors measurement method based on the use of DBB is more efficient and effective compared to traditional measurement systerms. 本文的研究工作,拓展了球杆仪的应用范围,并且,应用球杆仪检测机床误差,尤其是对机床热误差的检测,相对传统测量方法,该方法操作简易,数据处理快捷方便。
- As one of the key techniques in inverse synthetic radar(ISAR),autofocus is to eliminate the phase errors caused by the target radial motion. 自聚焦是ISAR成像中的一项关键技术,其目的是消除目标和雷达的径向运动引起的相位误差。
- In this paper, a new method of phase errors estimation based on higher order statistics is proposed for SAR imagery autofocus. 提出了一种基于高阶统计量分析的相位误差估计算法,用于SAR图像自聚焦。
- Abstract： The effects of undulator phase errors on the Free Electron Laser small signal gain is analyzed and discussed. 摘 要： 对波荡器位相误差对自由电子激光小信号增益的影响进行了分析讨论。
- The results of examination show that the application of the system increases t he efficiency of error measurement and improves the prec... 试验结果表明,应用此系统不仅能大幅度提高了精度检测的效率,而且能显著提高数控机床精度。
- Besides, this paper presents some means to decrease the interchannel phase errors via system hardwares and imaging algorithm. 同时给出了在系统硬件方面以及成像处理中减小通道间相位误差的一些措施。
- Methods The phase sensitive method was used to remove the phase errors and restore the polarity of theinversionrecovery data . 方法采用相位敏感方法消除相位误差,保存反转恢复序列中磁化矢量的极性。
- The new method without movement paralleled with the axis of the gear makes the lead error measurement can share same generating system with profile measurement. 此方法不需要测头沿齿轮轴线方向的运动系统,利用齿形测量系统即可测量齿向误差。
- Aimed at the spheric face of smaller diameter and sphericity of a higher-precision,a new method called "pneumatic measurement" is used in the area of sphericity error measurement. 针对被测球面轮廓的尺寸小、精度高的特点,采用“气动法”测量球度误差。
- Computer simulation results show that the proposed method can reduce the array phase errors and improve the DOA estimation performance of MUSIC algorithm. 计算机仿真结果表明，该方法可以明显地减小阵列相位误差对MUSIC算法DOA估计结果的影响。
