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- phasing signal frequency 对相信号频率
- This instrument can measure AC signal frequency either of the single phase voltage or of the tri-phase voltage. 本表既可测交流单相电压信号之频率,亦可测交流三相电压信号之频率。
- The method tracks signal frequency by LMS algorithm and analyses the phase of output signal. 通过采用最小均方误差自适应滤波算法 ,跟踪信号的单一频率 ,分析输出信号的包络 ,实现PCM/FSK信号的解调。
- The periodicity of the phase in the direction finding with interferometer confines the range of the direction finding and the width of the signal frequency. 干涉仪测向中相位的周期性,对测向范围和信号带宽提出了限制,而测向误差和相位误差对测距精度影响较大。
- In facsimile transmission and reception, adjustment of a reproduced picture to correspond exactly with the original by a phasing signal. 在传真传输和接收过程中,为保证复现图象与原图一致,用定相信号进行的一种调整技术。
- The theoretical and experimental results show that accompanying the increase of the interchannel phase difference,the sound image broadens as the signal frequency band width increases. 理论和实验结果表明，随着通路间相位差的增加，声象随信号频带宽度的增加而展宽。
- In pulse code modulation,a spurious signal formed from beats between the signal frequency and the sample frequency. 在脉冲编码调制中,信号频率和取样频率之间的差拍所引起的伪信号。
- The high permeability of the ferromagnetic reeds in a reed relay causes a pronounced skin effect with increasing signal frequency. 干簧式继电器中铁磁簧片的高磁导率会随信号频率的增加而产生很强的趋肤效应。
- In pulse code modulation, a spurious signal formed from beats between the signal frequency and the sample frequency. 在脉冲编码调制中,信号频率和取样频率之间的差拍所引起的伪信号。
- So a new method, which is based on the digital filtering, is proposed to implement the function of TDA without key phase signal. 因此，本文提出了时域平均的滤波器实现方法，以期达到在不需要键相信号的条件下实现时域平均法的功能。
- It has sharp impedance characteristics at desirable frequency and it does affect the signal frequency. 在某一频率区域内，其阻抗值急剧上升，从而在特定的频率内可获得较高的衰减速效果而对信号不产生影响。
- A false signal in telecommunication links from beats between signal frequency and sampling frequency. 假信号信号频率和取样频率之间的拍子在无线电通信线路产生的假信号。
- They can also be helpful if the original signal frequency does not fit in the DUT testing frequency. 如果原始信号频率不适合于DUT的测试频率，信号滤波也非常有用。
- If the signal frequency to be measured is low, wide strobe gate is required for high measurement precision. 当被测信号频率较低时，需要很宽的选通门才能得到较高的测量精度。
- The experiment shows that AWG has wide signal frequency band and high resolution. 实验表明，此波形发生器产生的信号频率范围广，分辨率高，具有一定的实用价值。
- The output signal can be converged normally when the designed frequency departs the input signal frequency by 20%. 当设置的初始频率偏离输入信号频率20%25时,输出信号仍可以正常收敛。
- As the addition of signal frequency, oscillograph will drop to demonstrating ability correctly of signal. 跟着信号频率的增添，示波器对信号的正确显示能力将回升。
- A new method of phase recognition in EFI system is proposed,which utilizes intake air pressure sensor value and trigger signal generated from motorcycle magnetor as phase signal for EFI system. 本文提出利用进气压力传感器及摩托车磁电机触发信号为电控燃油喷射系统提供相位基准的新方法。
- While turning on off the LCD, in few cases, the signal frequency of the VGA card will affect the LCD and cause interference. 在极少的情况下,萤幕会出现干扰杂纹,。这种情况可能是VGA卡的讯号卡的讯号频率所造成,属于正常现象。
- The relationship between acoustic signal frequency and beam diamter, which is inconsistent with the results of work[7. 8],is meassured to be f= Cs/2d. 声信号频率与束直径的关系为f=(C_s)/(2d),它不同于工作的结果。
