主要对路面输入变化的估计时间和用以决定控制增益变化的系统输出信号的选择进行了研究。
Two main issues were investigated: a) the identification time for road input condition; b) the selection of reference signal on which the control gain are tuned.
在人工控制应用中,发信机通过将发射机选择信号发送到适当的信道比选模块上来决定使用哪一台发射机进行应答。
In manually controlled applications, the dispatcher decides which transmitter site to use for reply by issuing a transmit Select signal to the proper site Voter Module.
利用双向串行端口,可在软件中进行输入通道选择、增益设置和信号极性配置。
Input channel selection, gain Settings and signal polarity can be configured in software using the bidirectional serial port.
本文针对数字信号处理系统中最大熵谱外推电路的算法选择进行了研究。
In this paper the algorithm selection of maximum entropy spectral estimation circuit in digital signal processing system is investigated.
计算机模拟结果表明,选择合适的窗口函数类型和窗口参数,利用STFT进行跳频信号的跟踪、分析,可取得较好的效果。
Computer simulating results have shown that it is a good method to track and to analyze FH SS signal by using STFT if a proper window function with proper parameter is selected.
本文对几种幅度调制波信号的欠采样频率的选择方法及恢复方法进行了研究。
This paper studies choose method and recover method of non-nyquist sampling on some extent modulate wave signal.
结果表明,利用GC-MS法对加氢尾油中多环芳烃进行分析,具有选择性高,响应呈线性,芳烃组分信号不受烷烃干扰,分析时间短和精密度好等优点。
The results showed that the GC-MS had the advantages of high selectivity, rapid analysis, high precision, good linear response, and low interference on PAH signals, etc.
本论文在试验阶段,首先对傅立叶变换和小波变换进行了对比,选择用小波变换来分析从电液伺服系统提取的压力信号。
After comparing the FFT (fast Fourier transform) and WT (wavelet transform), this paper gives the selection firstly. WT is chosen to analyse the pressure response signal from the EHS.
由于背散射电子信号的图像既可以显示样品的形貌也可以显示样品的成分所以选择背散射电子信号进行标记位置检测。
Because the image of backscattered electron could reveal structure of the mark as well as the surface, we chose the backscattered electron signal to detect the position of the mark.
利用双向串行端口,可在软件中进行增益设置、信号极性选择和RTD电流控制配置。
Gain Settings, signal polarity and RTD current control can be configured in software using the bidirectional serial port.
对此,本文从制度安排、投资决策机制、供求系统耗散结构、风险性、市场选择机制及信号传递机制等多角度、多方面进行了讨论和研究。
This part studies on that topics in terms of the institutional structure, invest decision, rundown structure, risk, market selection mechanism and signaling mechanism.
尤其是对于毫米波信号的产生、光电子器件的选择、光链路的结构及基站的设计等问题进行了较深入的讨论。
Special attention was put on production of millimeter wave, choice of optoelectronic device, architecture of down and up fiber optic links, etc.
本文对语音信号特征参数、语音信号特征参数的选择进行了介绍,并介绍了语音信号的短时能量、短时平均幅度的提取。
In this paper we introduced the speech signal feature parameters, the speech signal feature parameters selection, and introduced short-term energy, short-term average range extraction.
考虑实际系统中信号传输通道的数量限制,本文中确定了以下步骤进行被测线路和被控发电机的选择。
Considering the number limit of signal transmit channels, the selection of line which is measured and generator which is controlled goes along following these steps in this paper.
介绍了钢管管缝检测原理,对管缝检测信号进行了分析模拟,对信号处理电路的计算机仿真设计及参数选择进行了较详细探讨。
Steel pipe flaw testing principium is briefly described, pipe flaw testing signal is analyzed, the design and simulation of signal processing circuit are discussed in detail.
利用小波良好的去噪性能,选择了合适的参数对越野吉普车BJ2020S实验测量信号进行小波去噪。
It is an effective method to reduce the noise in signal by wavelet, and proper parameters are selected to reduce the noise in test signal of BJ2020S road-off jeep in this paper.
通过构建适应度函数,根据信号适应度函数进行遗传选择,舍弃不稳定信号,对有用信号进行杂交,从而获得较高的定向精度。
The instable signal is abnegated and the steady signal is intercrossed for improving the precision through constructing adaptive function and the process of genetic selection.
比较了各种算法的信号来源,算法的适用范围,从而对各种算法的优劣进行了评价,为各种情况下使用何种算法提供了选择依据。
The signal source of all arithmetic and the area of every arithmetic applying are compared, so the capability of arithmetic is evaluated, which is the basing of choosing the arithmetic.
本论文选择了对信号处理效果的评估方法进行研究,并提出了互相关评估准则。
In this article, I choose to study the evaluation methods of the efficiency of the models of signal processing and put forward the evaluation criterion of cross correlation.
通过沿时间轴对采样信号加窗的方式构造向量集合,利用余弦相似度进行向量间亲合度的匹配计算,实现在实数域进行匹配计算的实数值负向选择算法。
The matching affinity between two vectors was measured using cosine similarity to develop a real-valued negative selection algorithm with the matching calculation in the real domain.
首先用信息熵函数最小选择最优小波基,然后用其对燃气负荷进行二层分解得到负荷的低频信号和高频信号。
Firstly, the best wavelet basis selection was conducted via message entropy function; then the gas load was decomposed to low frequency signal and high frequency signal by two times through it.
为了使电力系统通信设备的呼叫装置更加使用方便工作可靠,我们研制了以按键电话机发出双音频呼叫信号进行选择接收的音频选号装置。
In order to improve the ringing method of telephone used in power systems, a type of selective calling device using audio frequency has been developed.
超静态待机,接受广播管理器电脑控制进行可寻址、广播音量调 节,实现音频信号选择、及功率放大。
Super standby, receive the control of broadcasting management unit with addressing and broadcasting volume adjustment function, thus selecting the audio signal and amplifying the power.
由于在小波降噪中不同的阈值适应的信号特征不同,采用多种小波阈值对城市轨道交通牵引供电系统谐波信号进行降噪,并从中选择了最优的降噪阈值,达到对信号的优化处理。
Due to different wavelet threshold fit for different characteristic of signal, various wavelet de-noise threshold was used to decline the harmonics of signal and the best threshold was chosen.
试验结果表明,在选择了适当的小波基函数和阈值的情况下,采用小波变换的消噪方法对舰船辐射噪声信号进行消噪处理,可以取得良好的效果。
The results prove that we can get a very effective outcome by the method of wavelet transformation if the adaptive wavelet base and threshold value are chosen.
本文对隧道覆盖中涉及的信号源选择、天馈线分布方式选择进行了系统的归纳和研究,提出了不同长度隧道的典型解决方案。
The dissertation collate and study the source selection, antenna pattern of distribution involved in tunnel coverage, put forward different solutions to the typical length of the tunnel.
纳米陶瓷膜采用具有红外光谱选择性的无机纳米材料制备而成,可对阳光中红外线进行有效阻隔,并且不影响手机信号。
Nano ceramic membrane with infrared spectrum selectivity of inorganic nano materials, which can effectively block infrared ray of sunshine, and shall not affect the phone signal strength.
等效采样技术是一个经济且行之有效的选择,进行等效采样的前提是被采样信号必须是周期信号。
At the same time, the expense of the system based on parallel process technology is high, while equivalent sampling technology is economical and effective.
分析了用小波包能量分析方法提取故障信号特征向量的方法,并改进算法解决了小波包分解中的混频现象,根据最佳分解树进行了特征选择。
Based on the frequency domain feature, energy eigenvector of frequency domain is presented using wavelet packet analysis method, and the way of best tree is used to choose symptom.
将信号样本进行小波包变换,并选择最好基,计算各子频带的平均能量,得到14维特征向量。
Signal sample is analyzed through wavelet packet theory, best base is chose, and the average energy of every sub frequency band is calculated, at last 14 links of characteristic vectors are get.
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