The acoustic analysis with computer indicated that pitch perturbation and width of frequency in electrolaryngeal voice were approximated to those in normal voice ( P >0.05).
计算机声学分析表明电子喉音的音调扰动值和频带宽度与正常人的喉音比较差异无显著性(P >0 .0 5 )。
The phase frequency detector adjusts the minimum pulse width of the one or more output signals using the temperature sensing circuit to compensate for temperature variations.
相位频率检测器用温度感测电路调整一个或更多个输出信号的最小脉冲宽度从而补偿温度变化。
Firstly, the obtained radar signal radio frequency, pulse width, repeat frequency are composed to get a combined probability assignment function of radar parameters by applying D-S method.
首先,对侦察雷达所能探测到的目标雷达信号的载频、脉宽、重频,应用证据理论将其组合,得到雷达参数的联合概率分配函数。
In order to decode the file you need the width of the samples (number of bits), and the sampling frequency (Hertz), and the number of channels present.
为了解码需要样品的宽度文件(比特数),和采样频率(赫兹),和本的信道数。
FIG. 3 is a timing diagram that illustrates an example of a minimum pulse width in the DN output signal of a phase frequency detector, according to an embodiment of the present invention.
图3是依照本发明实施例的时序图,其图示说明相位频率检测器的DN输出信号中最小脉冲宽度的示例。
There will be an antinomy among sample frequency, memory capacitance and the width of window of sample time for developing the resolving power of LA while we taking the LA to test an digital system.
在用逻辑分析仪测试数字系统时,为了提高逻辑分析仪的分辨力,会产生采样频率、存储容量与采样时间窗口宽度之间的矛盾。
Pulse width and frequency can be adjustable in succession within the range of the fixed one.
该电源输出脉冲电流的幅值、脉宽和频率都可以在规定的范围内连续可调。
It introduces a digital cymometer which has the functions of frequency measuring, pulse cycle measuring, pulse width measuring and pulse signal ratio measuring.
介绍了具有频率测量、脉冲周期测量、脉冲宽度测量以及脉冲信号占空比测量等功能的数字频率计。
The pulse frequency can be selected by EPLD. The voltage amplitude and pulse width of analog pulse can be adjusted by analog switches and digitally controlled potentiometers.
频率通过用可编程器件EPLD控制,而脉冲信号的宽度和幅度通过多路模拟开关和数字电位器调节。
And some foreign power supply units for electroplating also have certain disadvantages, such as limited adjustable range of impulse width, and non-adjustable impulse frequency.
某些国外电镀电源虽然也实现了程控,但也存在一定的缺陷,如脉宽调节范围较窄,脉冲频率不可调等。
This integrated circuit control the frequency and pulse width of the high voltage IC output signal conveniently by adjusting the input date of IC digital input port.
该集成电路通过对数字输入端口的输入数据的调节,灵活的控制了高压开关集成电路输出信号的频率和脉宽。
Random pulse width modulation technique can be used to distribute voltage harmonics over a wide frequency range and to realize the reduction of acoustic noise and vibration.
随机脉宽调制技术可以使逆变器输出电压的谐波成分均匀地分布在一个较宽的频率范围内,达到抑制噪声和机械振动的目的。
According to the method, the relative overdamping can be expressed in a linear function of the product of the width of half peak of the response curve by the nature frequency of the geophone.
根据该方法,相对过阻尼系数能够表示成检波器响应曲线的半峰高宽度和检波器自然频率乘积的线性函数。
Then the principle of Pulse Width Modulation and Pulse Frequency Modulation is analyzed in detail.
之后阐述了脉冲宽度调制和脉冲频率调制的工作原理。
The key technique of this new filter is how to achieve the extreme narrow band-pass width and a slight deviation of central frequency.
如何实现极窄的通带宽度和极小的中心频率偏差是研制中所解决的关键技术问题。
In addition, the changes of the laser pulse width and pulse frequency to affect the weld width were investigated.
此外,对激光脉冲宽度及脉冲频率对焊缝宽度的影响作了深入研究。
The direction of acoustic beam and angular width of main lobe can be changed by properly amplitude-weighting, decreasing the frequency of impulsive signal and adjusting the interval of array elements.
通过适当的幅度加权、降低激励信号的频率、调整阵元的间距等措施可以改变辐射声束的方向和辐射主瓣的角宽。
In order to meet the needs of variable pulse width, frequency and power for laser fuze, a model of the LD driver circuit is built up based on its principle.
为了满足引信用脉冲式半导体激光器驱动电路的脉冲宽度可调、频率可调、功率可调的需要,根据LD驱动电路的工作原理,建立LD驱动电路的一般模型,并进行了仿真分析。
The results indicate that the effective electric field (e), the width of the emission region and the distribution rate in voltage are frequency dependent.
指出了发光区有效电场强度、发光区的宽度及电压分配系数等都是与频率有关的物理量。
The parameters such as frequency, width of each pulse and the interval between successive pulses with inverse polarity can be changed easily in program.
这些参数包括输出脉冲的频率、宽度和不同极性的两个脉冲间隙。
We can monitor many parameters and characteristics by measuring TEN, such as surge frequency, spectrum width, threshold current, mode jump and stability of output light power.
通过对激光的电噪声的测量可以监测激光器的诸多参数和特性,如弛豫频率,谱线宽度,阈值电流,模式跳变及输出光功率是否稳定等。
Using a complex analytical signal representation, the free-space propagation properties of ultrashort pulsed Bessel-Gauss beams whose waist width is independent of frequency are studied.
使用复解析信号法研究了束宽与频率无关的超短脉冲贝塞尔·高斯光束在自由空间的传输特性。
Furthermore, we study the effects of various rf frequency on the voltage at the electrode, the sheath width, the IED and IAD impinging on the rf-biased electrode.
进一步,研究了射频频率对极板电位、鞘层宽度、极板上入射离子的能量分布和角度分布的影响。
The position and width of interference pattern were related to the observing Angle, range resolution and carrier frequency.
明暗条纹出现的位置和宽度与雷达观测角度、距离向分辨率、以及雷达工作频率等有关。
Frequency, current, voltage and pulse width of successive wave and intermittent wave were similar. Frequency, current, voltage and pulse width of sound electric wave changed continuously.
连续波与断续波(续波)的频率、电流、电压、脉冲宽度均相同,声电波的频率、电流、电压、脉冲宽度均为不断变化的。
The frequency distribution of fiber length and width accords with the demands for paper-making raw materials.
纤维长度和宽度的频率分布符合造纸原料的要求。
Fixing the spectrum width of the weather echo signals, we change theirs mean Doppler frequency and filter them using regression filter. After filtering, we analyze the attenuation of them.
在天气回波信号谱宽固定的情况下,通过改变天气回波信号的平均多普勒频率,分析了回归滤波器对它的衰减情况。
The ways of estimating the frequency offset and Doppler spread width in WCDMA system are studied in this paper.
本文主要研究了WCDMA(宽带码分多址)系统中频偏和最大多普勒频偏的估计方法。
This research is aimed to get higher quality functions by use of single- chip processor and way of pulse frequency modulated (PFM) or pulse width modulated (PWM).
用单片机作为控制手段,采用脉冲调频(或调宽)方法,达到了较理想的控制品质。
This setting controls the width of a single frequency bin in the frequency response measurement.
这种设置在录放频幅响应测量中控制单一频率的带宽。
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