这个联合信号具有幅度、相位时间一致性好,便于用DSP实时实现的优点。
The time of the combined A P signal is coherent, so the algorithm is implemented with digital signal processing (DSP).
假设一个信号各道波形相同,那么信号的参数就可用其相位时间、振幅和公共波形来表示。
Signal parameters can be represented by phase time, amplitude and common waveform on the assumption that a seismic signal has same waveforms on all traces.
此法的第一步是在信号时-空窗内用多道互相关确定信号时间多项式,此多项式决定了各道的信号相位时间;
This method includes the following steps: 1. Obtain time polynomial of signal using cross correlation in a time-space window, the polynomial determining the phase times of signal on all traces;
这项技术为所有交叉口计算一个单一的周期时间并将这个周期时间分割成每一个交叉口的绿灯时间,而后调整相位差,以便将等待时间减至最少。
It computes a single cycle time for all intersections, splits this cycle time into green times for each intersection and then adjusts offset times in order to minimise waiting times.
随后用激光穿过第一块透镜,导致两块透镜之间发生的时间周围的光产生弥散,随后光通过第二块时间透镜回到初始相位。
This dispersed the light around the events happening between the lenses. The light then passed through the second split time lens and returned to its original phase.
下一个看见这么又大又亮的满月的机会,将出现在明年的5月6日,而且它最圆的相位出现的时间只有近地点附近的数分钟而已。
Your next chance to see the Moon this large and bright, this time at full phase within only a few minutes of lunar perigee, will be next year on May 6.
在交流电路中,电流的幅度是连续不断地变化的,因此相位和时间的概念变得十分重要了。
In ac circuits, the current amplitude changes continuously that the concept of phase or time becomes very important.
3月19日那天的月亮,它最圆的相位发生在月球运行到近地点(月球轨道距离地球最近)附近一个小时以内的时间内。
Rising on March 19, its exact full phase occurred within an hour of perigee, the closest point in the Moon's orbit to Earth.
这些信号分别为模拟回波信号的生成提供了天线增益大小、时间基准、相位基准和载波频率大小等重要的参考信息。
These signals provide an important reference of the gain of antenna, the time reference, the phase reference and the frequency of carrier wave for generating stimulant echo signal.
给出了采用零差解调技术时干涉系统的散粒噪声和热噪声,并且分析了在不同时间延迟情况下的相位噪声。
The shot noise and thermal noise with homodyne demodulation technique is given in this article. And phase noise induced with different time delay is also analyzed.
常相位校正是在时间域进行的。
通过设置计数器的K值,可改变电路的最大相位误差及同步建立时间等性能。
The Max phase error and synchronization build time can be changed through the setting of different K.
结论:脑电信号相位相干性指数随时间的变化与事件相关去同步和事件相关同步现象相一致。
CONCLUSION: The mean phase coherence of EEG changed with time is coincident with event-related desynchronization and event-related synchronization.
为了解决这个问题,AA相被用来实现几何量子门,研究发现,用它实现的量子门拥有较快的门运算时间和几何相位的内在几何特性。
To solve this problem, AA phase was suggested to complete geometric quantum gates. These gates have the faster gate-operation time and intrinsic geometric features of the geometric phase.
研究了基于相位谱的时间延迟估计原理及其算法。
A time delay estimation algorithm and theory based on phase function were studied.
为了解决非均匀介质中的光传输问题,利用光学相位共轭波的时间反演特性,实现了对克斯林衍射积分公式的改进。
In order to study laser propagation in inhomogeneous medium, Collins formula was improved by using time inversion characteristic of optic phase conjugation wave.
把一个时间或空间函数分解为具有一定振幅和相位的正弦函数(正弦和余弦)之和(或积分)的过程。
The process of decomposing a function of time or space into a sum (or integral) of sinusoidal functions (sines or cosines) with specific amplitudes and phases.
它们在出生盘上相位关系越紧密,两个太阳弧相位发生的时间就越靠近。
The tighter the orb of the natal aspect, the closer in time the arcs will occur.
理论推导表明,随机相位谐波过程时间平均三阶累积量为非零值,而且其一维切片仍然是谐波过程。
Theoretical derivation indicates that time averaged three-order cumulant of signals, which are from(random) phase harmonic processes, is nonzero and its one-dimension slice is also a harmonic process.
测试了晶体的指教增益系数、衍射效率、相位共轭反射率和响应时间等光折变性能。
The exponential gain coefficient , diffractive efficiency , phase conjugate reflectivity and the response time were measured.
并用这种理论应用在载波相位测量的改进上,以降低模糊度确定的复杂性,或用于时间传输技术。
This paper developed a new approach to improve GPS carrier phase measurement, for the purpose to reduce the ambiguity integer value or use it in time transfer technology.
提出了一种具有高的时间和空间分辨率以及长的测量持续时间的动态波前相位测量方法。
A dynamic wavefront phase measurement with the features of high temporal and spatial resolution, and long measuring lasting time was proposed.
介绍了基于时间法的虚拟相位差计的设计与实现。
In this article the design and the realization of virtual phase meter based on.
在自适应模糊控制中,考虑到非机动车辆的影响,根据各相位排队长度,确定绿灯相位的延时时间和下一个最佳绿灯相位。
In the adaptive fuzzy control, the delay time of the green phase and the next best one were on the base of the infection of the non-vehicle and the length of every phase queue.
传统SVPWM控制方式存在死区时间,使系统输出电压能力降低,出现相位偏差、波形畸变等现象。
Aiming at the phenomenon of reduced system output voltage capability, phase deflection and wave aberration of tradition SVPWM dead problem.
本文介绍一种基于频率变换的时间放大技术,可用于正弦周期信号的相位精确测量或延迟时间测量。
This article introduces a technology of time amplifier based on frequency converter. It can be used for phase detection of sine period signal or determination of time delay.
这种干扰波在地震记录的整个时间段上具有很强的能量,并且其频率、相位和振幅可认为基本保持不变。
The interference wave has strong energy over whole time period of seismic records, and its frequency, phase and amplitude can be basically considered to maintain invariable.
与传统行人相位设计方法的对比分析表明这种行人相位设计方法缩短了行人过街最短绿灯时间,降低了过街人均延误。
The comparison of the method and the traditional design method of pedestrian phases demonstrates the new method can shorten the minimum green time, and reduce pedestrian delay.
与传统行人相位设计方法的对比分析表明这种行人相位设计方法缩短了行人过街最短绿灯时间,降低了过街人均延误。
The comparison of the method and the traditional design method of pedestrian phases demonstrates the new method can shorten the minimum green time, and reduce pedestrian delay.
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