相位积分

词组短语

phase integral

与相位积分相关的网络例句 [注：此内容来源于网络，仅供参考]

Phase congruency is a dimensionless quantity that is invariant to changes in image brightness or contrast.By the integral projection of the phase congruency image as features and the support vector machines as the classifier,The paper has been robust to various illumination and sharply accelerated via coarse filtration.

相位一致性是一种无量纲的，对图像亮度和对比度变化具有不变性的测度，利用相位一致性图的积分投影进行降维后结合SVM实现了对光照条件鲁棒的检测算法，并通过粗筛选层大幅提高检测速度。

Signal forming and different demodulation of GMSK baseband signal are mainly discussed in the dissertation. Gauss Filter, phase integral, SIN table, matched filter, calculate angle, bit-synchronization、output filter、A/D、D/A and etc of GMSK baseband signal are carefully studied through software emulation in SYSTEMVIEW environment. The modulation and demodulation of GMSK baseband signal are carried out by the way of using TMS320VC549 of TI to integrate software and hardware.

本文重点讨论了GMSK基带信号的形成以及GMSK基带信号的差分解调，系统在SYSTEMVIEW的环境下进行了软件仿真，通过对系统的仿真工作，仔细的研究了GMSK基带信号的高斯预滤波器、相位积分、SIN查表、匹配滤波器、相角计算、位同步、帧同步、输出滤波、A/D和D/A等。

Secondly, three kinds of mathematics model of optical vortex beams were introduced here. Then the propagation dynamics of optical vortex beams through the non-axis symmetry system is studied, this chapter includes the introduction of the symmetry vortex beam and the non- symmetry vortex beam, the deduction of the Collins diffract integral formula for the non-axis symmetry system, and the transformation of the vortex beam passing through the non-axis symmetry system has been described by using the numerical simulation. Then the general calculation for the orbit momentum of vortex beams, the matrix form for the orbit momentum of vortex beams, and the photon method to describe the orbit momentum of vortex beams are also introduced here. Finally, the interference about optical vortex beams was studied.

本文对涡旋光束进行了较为全面的介绍和研究，主要内容包括：（1）光学涡旋光束的基本理论，主要是介绍了单个光学涡旋光束在柱坐标中的一些表征，涡旋光束的奇异相位和光学涡旋的相位结构；（2）光学涡旋光束的三种数学模型；（3）光学涡旋光束在非轴对称光学系统中的传播动力学，其中介绍了对称涡旋光束与非对称涡旋光束，推导了非轴对称光学系统的 Collins 衍射积分公式，并利用计算机模拟图描述了对称涡旋光束经过非轴对称光学系统后涡旋形态的改变；（4）涡旋光束轨道角动量的一般计算，涡旋光束轨道角动量的矩阵形式，光子法描述涡旋的轨道角动量；（5）涡旋光束的干涉。

Transform from wavenumber domain to space domain can be realized through the saddle point method and phase integral.

波数域到空间域的变换可以通过鞍点法和相位积分来实现。

This paper presents a preliminary study on three methods about phase integral: split method, PSPI method and Good Grid Point method.

本文研究了相位积分的三种实现途径：分裂方法、相移加插值方法和佳格点方法。

In the exploration of ore with CSAMT in mountainous area, various filtering and phase integral method often cannot handle calibration for uneven terrain and local electrical static effect. To develop a new method to eliminate static effect is important for improving the CSAMT data processing and interpretation and application effect.

CSAMT在山区金属矿勘查中，采用各种滤波和相位积分之类的处理方法，校正因地形起伏和局部电性不均匀引起的静态效应，往往难保奏效，开发消除静态效应的新方法是提高CSAMT资料处理与解释水平和方法应用效果的重要研究课题。

The algorithm avoids the calculation of integral phase constant by exploiting the differential Doppler frequency data, thus its capability of detecting weaker ionospheric irregularities has been enhanced.

在数据采集过程中引入了GPS标准时间；重建算法的特点是利用差分多普勒频率数据避免了相位积分常数的计算，提高了对较弱的电离层扰动和不规则结构的检测能力。

A set of integrated compensation programs is designed based on phase errors above mentioned.A digital integral circuit with ADE 7759 is designed for com-pensating the led phase;a phase-shifted software algorithm realized in the merging unit DSP is introduced for compensating the time-delay.

针对这2种原因产生的相位误差设计出了一套完整的补偿方法，由于Rogowski线圈产生的相位超前，设计了一种采用ADE 7759芯片的数字积分电路，可基本还原线圈引起的超前相位；由于传输过程中产生的延时，介绍了一种移相用软件算法，可对延时进行有效补偿。

A new way of distance measurement is introduced in this paper, it is similar to traditional measurement way, and has its origination. In the new measurement way, the rough measurement of the distance is realized by countering high frequency pulses filled in discriminable phase pulses. Discriminable phase pulses go through integral circuits, and then are sampled by Analogue Digital Converter, so the accurate measurement of the system is obtained by the sampling value.

本文提出了一种新的测距方法，该方法与常规相位测距仪比较，既有相似之处也有其创新之处，常规相位测距仪一般使用多波长测尺频率组合、差频数字测相的方法，本系统虽然也采用多波长测尺频率组合，但并不采用差频数字测相，该方法摒弃了传统的内外光路的切换方式及电路的混频，粗测采用对鉴相脉冲填充高频脉冲的办法实现，精测则利用鉴相脉冲对积分电路进行积分，然后由ADC 对积分电平进行转换，通过对ADC 的输出值的计算处理实现精测。

A circuit for detecting the phase angle of a three-phase alternating current includes a plurality of low-pass filters, a plurality of multipliers, a subtracter, a loop filter, an integrator, and a phase delay compensator installed between the subtracter and the loop filter, for compensating for phase delay of the input signal caused by the low-pass filters.

一种检测三相交流电相位角的电路，包括：若干个低通滤波器；若干个乘法器；一个减法器；一个环路滤波器；一个积分器；和安装在减法器与环路滤波器之间的相位延迟补偿器。

与相位积分相关的网络解释 [注：此内容来源于网络，仅供参考]

Convolution：迴旋積分

此外,更有意义的是,此反应的相位关系保持了基本频率和三次谐波的相位,同时,反应的程度和用来实验的方波,与接受域剖面图做回旋积分(convolution)的预测结果十分一致.

phase inverter：相位反转器

相积分 phase integral | 相位反转器 phase inverter | 相位延滞,滞相 phase lag

integrating nephelometer：累计式浊度计

integrating motor 积分电动机 | integrating nephelometer 累计式浊度计 | integrating phase meter 积分相位仪

phase integral：相积分

phase focusing 相位聚焦 | phase integral 相积分 | phase lag 相位滞后

pi controller：比例积分控制器

本文系统中皆用相同控制方法,利用比例-积分控制器(PI Controller)设计电压回授控制器,使系统降低因负载变动所造成的影响,测试於线性负载、整流性负载、相位控制负载之系统响应,本文提出以相位交错的方式,证实可以明显减少换流器输出之电压涟波,