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- The Time Domain Wave Form and Frequency Spectrum of Modulated Signal of uexp( tt/ Pw) Multiply by Carrier with Uniform Phase Noise. 单边递减波电压讯号乘上含有均匀相位杂讯载波之调变讯号时域波形及频谱。
- The Time Domain Wave Form and Frequency Spectrum of Signal Tria(tt/Pw) Multiply by Normal Noise. 三角波电压讯号乘上准常态杂讯之时域波形及频谱。
- The Time Domain Wave Form and Frequency Spectrum of Modulated Signal of Rect(tt/Pw) Added by Uniform Noise. 方波电压讯号加上均匀杂讯乘以无杂讯载波之调变讯号时域波形及频谱。
- The Time Domain Wave Form and Frequency Spectrum of Signal eexp(2*tt/Pw) Added by Uniform Noise. 双边递减波电压讯号加上均匀杂讯之时域波形及频谱。
- Results Hospital time series in the context of frequency domain analysis, the number of people hosp... 结论利用谱分析能准确地提取周期信息,这对于时间序列数据的进一步处理有着重要的意义。
- The Time Domain Wave Form and Frequency Spectrum of Modulated Signal of Tria(tt/Pw) Multiply by Carrier with Normal Phase Noise. 三角波电压讯号乘上含有准常态相位杂讯载波之调变讯号时域波形及频谱。
- The algorism for frequency domain use FFT to realize. 频域算法采用了快速傅立叶变换实现;
- The frequency domain, the holograph and related concepts have all been used. 频率域、全息及有关的概念都已采用。
- Common methods classify animals by their difference in sound pulse rate, wave form structure in time domain and main peak frequency in frequency domain et cetera. 传统的鸣声分类时一般依据不同种动物鸣声信号在时域波形上的波形结构和脉冲率等的不同,功率谱上相对幅度最大所对应的频率即主频的不同来进行分类。
- Finally, it is easy to move form the Laplace domain into frequency domain. 最后,从拉氏域转换到频率域也很容易。
- A comparison of IIL with OAI in theory and frequency domain is given. 从成像原理和频域范围的角度对IIL和OAI进行了理论研究、计算模拟和对比分析。
- Synthesize of time domain wave form by summation of harmonics or sinusoidal wave form of discrete frequencies. 以离散频率之弦波合成时域脉波之波形。
- There is an indefiniteness in the wave number that is related to the finite length of the train. 由于波到的长度是有限的,因此相应地在波数上存在着不确定性。
- convolution in wave number domain 波数域褶积
- It is found that in the grinding chatter signals,beat wave phenomenon in the time domain and sidebands phenomenon in the frequency domain are both resulted from grinding wheel unbalance. 对磨削颤振信号进行了实验分析,证明了由于砂轮回转不平衡的影响,造成磨削颤振信号在时域上的拍波和频域上的边频带现象。
- The imaginary component of Bloch wave number can serve as a measure of the localization degree of the surface electron states. 表面电子态的局域程度可以用布洛赫波数虚部来表征。
- The critical wave number and critical wave velocity increase under the cocurrent shear and decrease under countercurrent shear. 正向 剪切力使临界波数和临界波速增大,反向剪切力使其减小;
- A Wiener weighting adaptive time delay estimation algorithm based on frequency domain is presented. 提出了一种基于频域自适应滤波的维纳加权时延估计算法。
- The R of the transversely isotropic matrix model is larger than isotropic model if the final wave number of the two model are the same. 当最终的波数相同时,介质在振幅加强方向弹性模数减弱的情形所得到的R值,会比等向性材料的情形所得到的R值高。
- To indicate the effect of gyro moment on the mount system, including frequency domain response and time domain response, the new system was analyzed. 对新的动力总成悬置系统动力学模型进行计算分析,研究了陀螺矩阵对频域、时域响应的影响。