A phase comparator compares the phase of the reference clock with that of the output clock and outputs a phase comparison signal.
相位比较器比较基准时钟和输出时钟的相位，并输出相位比较信号。
A frequency comparator compares the frequency of a reference clock with that of an output clock and outputs a frequency comparison signal.
频率比较器比较基准时钟和输出时钟的频率，并输出频率比较信号。
Now they do say in the paper "It is worth stressing that this measurement does not rely on the difference between a start (t0) and a stop signal but on the comparison of two event time distributions."
他们的确在论文中提到“值得注意的是这一测量并不依赖于开始(t0)与结束信号之间的时间差，而是取决于两个事件的时间分布。”
Firstly, the comparison of numerical analysis results and the small signal analysis results is given based on the coupled mode equation.
首先从耦合模方程出发，比较了数值分析结果与小信号近似分析的结果。
Theprinciples of the laser active reconnaissance are explained via the comparison of the echo signal. target ranging isrealized by adopting the principle the pulse laser ranging.
通过对比研究激光对漫反射大目标、小目标和“猫眼”光学镜头的回波信号，给出激光主动侦察原理：对目标的距离测量应用脉冲激光测距原理实现；
The paper finds out a formula to estimate the inductance value of current following inverter on the basis of tracking instruction current signal by hysteretic comparison.
从采用滞环比较方式跟踪指令电流信号出发，推导出电流跟踪型逆变器中输出电感值的估算公式。
Act as routine dispose signal estimation route to, recursion least square method possess in a position to at approximate time bring relative comparison small error.
作为常规的处理信号估计的方法，递归最小二乘法具有能够在估计的时候产生相对比较小的误差。
The major part of this paper was concentrated on expatiation and comparison of the major algorithms of GPS signal searching, acquisition, tracking and navigation solution in GPS receiver.
在本文的主体部分阐述了对GPS 卫星信号搜索、捕获、跟踪及后续导航解算的主要算法及其性能比较。
The comparison dealts mainly with the frequency of drop forming, the velocity of drop flying, the drive signal and the complexity of drive circuit.
其中主要就墨滴形成频率，墨滴飞行速度，驱动信号及驱动电路等关键参数进行了比较。
The result of comparison Shows that it is more effective using the filtered EMD to analyze the vibration signal motion composition of rotation machinery than the un-filtered one.
比较结果说明用滤波后的经验模态分解方法对旋转机械的振动信号波动组分分析比未滤波的有效。
Comparison of the bearing "s early fault and late fault vibration signal decomposed results, proves that WPT diagnosis method used in incipient rolling element bearing fault is effective."
对比了该轴承外圈早期故障和晚期故障的振动信号的小波包分解结果，证明了小波包方法诊断滚动轴承早期故障的有效性。
The drive module and STOP signal conversion module are sub-frequency, select and comparison circuit based on the transducer's launch and reception principles.
驱动电路与STOP信号转换电路是根据换能器的发射接收原理设计的分频、选择、比较电路。
The comparison table of modern practical atom clock's performance index is given. The index of transferring and comparing standard time-frequency signal by modern radio means is also listed.
给出了现代实用型原子钟的性能指标比较表，和用现代无线电手段传递、比对时频标准信号达到的指标。
The voltage comparison circuit generates a control signal based on a comparison between the first voltage and the second voltage.
电压比较电路基于第一电压和第二电压之间的比较产生控制信号。
Direction control signal is given by the voltage comparison circuit.
方向控制信号由电压比较电路生成。
In comparison under the same condition, the recognizing ratio of system that USES LPCMCC as character parameter of speech signal is better than that use of using LPCC.
相比较而言，在相同的条件下，LPCMCC作为语音信号的特征参数时，系统的识别率要高于LPCC作为语音信号特征参数的系统。
Consequently, through the full comparison of several signal sampling modes, the broadband sampling mode is centered out in adaptation to present application.
其次，通过全面比较分析几种信号采样方式，选定了适合于现阶段的带通采样方式。
The number of the lesions and the features of the signal and enhancement were observed, and a comparison with pathological results was made.
统计病灶数目，观察病灶在各序列上的信号变化和强化特征。
To deal with this problem, comparison is made between the empirical mode decomposition(EMD) and the wavelet method in terms of signal trend extraction.
研究了强噪声混合条件下微弱信号的经验模式分解（EMD）问题，提出了一种基于随机共振降噪的EMD分解方法。
The utility model is composed of a sensor, a signal amplification circuit, a comparison output circuit, a delay circuit and controllable silicon.
它由传感器、信号放大电路、比较输出电路、延时电路和可控硅组成。
The paper introduces the principle and methods of the digital separation of Y and C signals for PAL composite television signal. The analyses of these methods and the comparison between them are made.
本文介绍PAL全信号中亮度和色度信号的数字分离的原理和方法，并对各种方法进行了分析和比较。
The signal indication schemes in the CBTC mode were expounded and the recommended scheme was presented through in-depth analysis and comparison.
重点阐述了CBTC模式下信号机的显示方案，并进行了深入的分析和比选，提出推荐的方案。
The signal indication schemes in the CBTC mode were expounded and the recommended scheme was presented through in-depth analysis and comparison.
重点阐述了CBTC模式下信号机的显示方案，并进行了深入的分析和比选，提出推荐的方案。
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