当调制系数较低时,会造成开关器件利用率不均匀,导致部分器件提前损坏。
As a result, some switching devices would be worn out earlier because of the unbalanced utilization at low modulation indices.
计算机仿真结果表明,当待测距离一定时,光强调制系数随着安装误差的增大而减小。
The computer simulation is performed, and the results show that when the distance on measure is certain, the coefficient of the intensity modulation will decrease with the fixing error increasing.
其次,在给定工作频率的情况下,分析了不同纵向波矢量和不同调制系数时的横向波矢量间布里渊区色散特性。
Secondly, when the operation frequency is given, the dispersion relation between transverse wave vectors were analyzed with various longitudinal wave vector or modulation coefficients.
数值模拟了SSD各参量,包括脉冲时间、调制频率、位相调制系数、光栅线色散系数等对束匀滑性能的影响。
The influences oft he parameters of the SSD technique on the beam smoothing performance are numeric ally analyzed.
结果表明,该算法下的输出基波电压幅值与调制系数呈线性关系,且输出电压谐波含量与传统方法相比也得到了明显抑制。
The results show that the amplitude of fundamental voltage linearly increases with the modulation factor and that the harmonics of the output voltage are markedly reduced.
要实现对ISAR的欺骗干扰,设计一个好的假目标信号尤为重要,其关键在于如何产生一个好的相位调制系数对截获对方ISAR信号进行调制。
To realize deception jamming against Inverse Synthetic Aperture Radar, a good phase modulation coefficient that is used to modulate intercepted ISAR pulse is very important.
利用小波变换系数的模值与信号奇异性指数之间的关系,从调频信号中提取出调制信号的频率。
Frequency of modulated signals is extracted from frequency-modulated signals by using the relationship between the modulus of wavelet transform coefficient and the singular exponent.
空调制冷上的燃油消耗问题、风阻系数也会影响到车辆的油耗。
The air conditioning refrigeration fuel consumption, the drag coefficient will affect the vehicle's fuel consumption.
通过改造绕组调制函数所建立的数学模型分析计算绕组的分层系数、正交误差和电气误差。
Through reform the modulating function of the winding to set up the mathematic model, by which it analyses and calculate the layer coefficient, quadrature error, electrical error.
介绍了基于正弦波和方波调制的高压放大器的不同工作原理,并对其出力系数进行了推导。
The paper presented the theory of sine-wave and square-wave modulated high-voltage amplifier and deduced the formula for calculating its efficiency.
本文讨论了调幅系数为任意值的调幅波,给出了它的表达式、频谱及调幅系数、调制效率和信噪比增益的计算公式。
The amplitude modulated wave with any modulation factor is discussed in this paper. Its expression, spectrum and formula of the modulation factor, modulation efficiency, SNR gain are given.
激光器件及激光束的动态调制,目标反射系数补偿:采用半导体激光器,经过整形、准直成圆细光束。
Dynamic modulation of laser and laser bean, and offset to target reflection coefficient: laser bean is shaped and collimated to round and slender beam by using of the semiconductor laser.
在能量调制过程中,系数的修改幅度由图像纹理特征和能量调制模型来控制。
During the modulation, a theorem deduced from the texture features and energy modulation model is employed to restrict the modified magnitude of coefficients.
透射谱显示非线性系数对波的透射有明显的调制作用。
The transmission spectrum shows that the nonlinear coefficient has a distinctive modulation effect on the transmission coefficient.
在此基础上又结合水印图像的纹理特性对于高频系数水印嵌入强度进行重新调制。
On the basis of this, watermarking intensity is re-adjusted in watermarking high frequency coefficients according to texture characteristic of watermark image.
实验得到了铜在常温下的调制频率与相位差间的实验数据,通过对实验数据的线性拟合得到了铜的热扩散系数,以及铜-不锈钢在300 K和20 K低温下的接触界面层热阻。
The experimental data of copper was obtained about the phase lag dependence of modulation frequency at normal temperature, and the thermal diffusivity of copper was acquired by using the linear fit.
提出了一种将正交调制LFM信号产生系统的幅相误差映射到基带后,在数字域利用复系数FIR滤波器进行校正的方案。
The errors are classified according to their frequency. The amplitude and phase errors of the LFM signal generators using quadrature modulation technology are mapped into baseband.
调制器输出由一系列低通滤波器处理,最后一个滤波器具有默认的或用户可编程系数。
The modulator output is processed by a series of low-pass filters, the final one having default or user programmable coefficients.
调制器输出由一系列低通滤波器处理,最后一个滤波器具有默认的或用户可编程系数。
The modulator output is processed by a series of low-pass filters, with the final filter having default or user-programmable coefficients.
调制器输出由一系列低通滤波器处理,最后一个滤波器具有默认的或用户可编程系数。
The modulator output is processed by a series of low-pass filters, with the final filter having default or user-programmable coefficients.
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