利用模拟声源特征的标准反信号方法是不够的,尤其是在低频率情况下。
Standard designature methods, using modeled acoustic source signatures, were inadequate, especially at low frequencies.
首先提出了一种解决盲辨识问题的算法,然后利用辨识得到的系统模型对源输入信号进行反卷积恢复。
The blind inverse identification arithmetic is proposed firstly, and then the input source signal is restored by the deconvolution method using the identified system model.
提出了一种利用谐波反电势信号实现电机转子位置检测的新方法,设计了与电机一体化的新型位置传感器。
A novel method that USES the harmonic back EMF signal to extract the rotor position is put forward, and a new position sensor merged into an organic whole with the motor is designed.
在设计中,以TL 494作为PWM产生电路输出控制信号,控制开关管的导通状况,在半桥反激式输出的基础上实现了电源的多路输出。
In the design, to produce circuit TL494 as a PWM output control signals, control of the on-switch situation, the half-bridge flyback output on the basis of the power of multi-output.
在此基础上研究了利用谐波反电势信号实现混合式步进电动机闭环控制的方法,设计了步进电动机的微机控制系统。
On this base, the closed - loop control method of hybrid step motor using the harmonic back EMF is investigated, and the microcomputer control system of step motor is designed.
在用带有噪声的信号进行反卷积时,没有严格的解,必须采用滤波器方能得到稳定、平滑的估计解。
When deconvoluting the signal with noise, there are no exact solutions, so we must use filter to get stable and smooth estimated solutions.
研究了利用谐波反电势信号实现混合式步进电动机闭环控制的方法。
In this paper, the closed-loop control method of hybrid step motor using the harmonic back EMF is investigated.
己们反在探索研讨微观和微观世界中,常常须要检测微强信号。
When exploring and researching on macroscopical and microcosmic world, the weak signal detection is needed.
此电路不但可产生模拟反极性信号,而且可抑制语音干扰和线路噪声,有效地解决了实时计费与管理问题。
This circuit can not only produce analogous polarity reversing signal, but also suppress disturbance and circuit noice, thus solving the problem of real time charging and administrating effectively.
本文分析了两路交错并联双管反激变流器的工作模式,采用开关平均法建立了电流断续模式(DCM)下的变流器小信号模型。
The operation modes of the interleaved double-transistor flyback converter have been analyzed. The DCM small signal AC model using the averaged switch method has been built up.
电路内附反符合控制输入和门信号放大器,可实现对多道分析器的堆积拒绝和反符合控制。
Appending a veto control and a gate signal amplifier in the circuit, MCA can be operated in both pile-up rejection mode and anticoincidence mode.
结果表明,气压重力导纳值随信号频率增加呈明显的下降趋势,可能存在“反变气压计”效应,而温度重力的影响主要集中在长周期频段。
The results indicate that the atmospheric gravity admittances are reduced with the increase of the signal frequency and may contain the inverse barometric effect.
本项目研究的目的是研究和改进反辐射导引头信号分选与识别的方法,这对于提高ARM的性能有很大的意义。
The aim of this paper is focused on the study and improvement of the method of signal sorting and identification of ARRS. So this is of great importance for the ARM.
当激励信号是常见信号时,本文提出的方法与求有理分式的拉氏反变换的部分分式展开法在形式上完全相同。
Under the ordinary exciting signal, this method of calculation is just in the same form as that for inverse Laplace transformation of rational fraction by partial fraction expansion.
数据采集系统通常在前面的信号调节级中需要反叠叠低通滤波器以及低通噪声滤波器。
Data acquisition systems usually require anti-superimposing low-pass filter as well as low-pass noise filters in their preceding signal conditioning stages.
白噪声反卷积问题在石油地震勘探、通信和信号处理领域有重要应用背景。
White noise deconvolution problem has important application backgrounds in oil seismic exploration, communication, and signal processing.
论文主要的目的是研究反辐射导引头对多源信号的角分辨与角跟踪的算法。
This paper is focused on research of algorithm for Angle resolution and tracking of ARRS to multiple source signals.
对实际信号的建模实验结果表明,该参数信号模型在放电信号建模方面具有优良的性能,特别是在区分正常放电与反电晕放电方面性能较好。
Simulation results indicate that the TVAR model for modeling a discharge signal has a good performance for distinguishing the normal discharge and the anti-electric-corona discharge.
在这篇论文中,首先研究了反辐射导引头对多源信号的角分辨方法。
In this paper, a detailed research is firstly given on the method of Angle resolution of ARRS to multiple source signals.
有一个叫“农民反汽车协会”的组织,要求晚上在乡村路上行驶的汽车每开一英里就发射一支信号火箭。
One group, the Farmers' Anti-Automobile Association, demanded that cars traveling on country roads at night send up a rocket every mile.
声学时反镜是指由收发合置的换能器组成的基阵对声源信号进行接收、时间反转和再发送,时反后的信号会在声源处实现聚焦。
Acoustic Time Reversing Mirror(TRM) can be implemented with an array of transducers that listens to a remote sound source and then transmits a time reversed version of what was heard.
当出现反磁性信号时,观察到了硬x射线信号。
The hard X-ray signal is observed while the diamagnetism signal appears.
该方法是将拾振器的输出信号作为FIR横向滤波器的输入,用自适应rls算法对FIR横向滤波器系数进行辨识而最终获得可以恢复拾振器原始输入信号的反卷积滤波器。
The coefficients of the FIR transversal filter was identified by using adaptive RLS algorithm while the output signal of the vibration pick-up was input into the FIR transversal filter.
使用单端反激变换器电路,用PWM信号控制开关管MOSFET。
Single flyback converter circuit, as well as the PWM signal, is used to control the MOSFET.
反斜杠也用于信号的各种特殊的序列。
The backslash is also used to signal various special sequences.
债市将这视为加息周期结束的信号,反通胀强硬派人士也开始变得忧心忡忡。
Bond markets took this to mean that a pause was imminent and inflation hawks began to fret.
最优加权融合算法将应用于多传感器arma信号分布式融合反卷积估值器。
A distributed fusion deconvolution for multichannel ARMA signal is given by using the optimal fusion weighting algorithm.
实验表明研制出的体外反搏机用心电和颞脉波信号发生器运作良好,具有应用开发价值。
The experiments demonstrated the generator was working well, which will be of value to application and further development.
实验表明研制出的体外反搏机用心电和颞脉波信号发生器运作良好,具有应用开发价值。
The experiments demonstrated the generator was working well, which will be of value to application and further development.
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