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EEMD是针对EMD方法的不足,提出了一种噪声辅助数据分析方法。EEMD分解原理为:当附加的白噪声均匀分布在整个时频空间时,该时频空间就由滤波器组分割成的不同尺度成分组成。--EEMD is insufficient for the EMD method, we propose a noise-assisted data analysis methods. EEMD decomposition principle is: when the additional white noise unifo
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频率选择性信道下空时分组码直接盲信号检测算法.-Frequency-selective channel under the direct space-time block codes blind signal detection algorithm.
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About UWB A co-basis is a special orthonormal basis, of the Hilbert function space, whose base functions are shape-invariant to Fourier transform except for phase shifts known a priori. A notable advantage of the co-basis orthonormal-expansion method
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In this paper, in control theory, sliding mode control, or SMC, is a form of variable structure control (VSC). It is a nonlinear control method that alters the dynamics of a nonlinear system by application of a high-frequency switching control. The s
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In this paper, in control theory, sliding mode control, or SMC, is a form of variable structure control (VSC). It is a nonlinear control method that alters the dynamics of a nonlinear system by application of a high-frequency switching control. The s
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In this paper, in control theory, sliding mode control, or SMC, is a form of variable structure control (VSC). It is a nonlinear control method that alters the dynamics of a nonlinear system by application of a high-frequency switching control. The s
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基于MATLAB的mimo系统正交频分多址ofdm，空时编码stbc代码,用于mimo系统仿真-Based on MATLAB mimo system orthogonal frequency-division multiple access ofdm, space-time coding stbc codes for mimo system simulation
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Multi input multi output quadrature space time block codes in orthogonal frequency division multiplexing
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该程序利用有限时域差分法在线激励源和PML吸收边界条件下模拟了含一圆柱介质的空间内的电磁场分布，计算了圆柱介质内某一频率的电磁场分布和空间内某一点处电场的幅度-时间响应曲线。(The program uses the finite difference time domain method to simulate the electromagnetic fields distribution at a certain frequency in a cylindrical medium space
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我们设计的异步电机变频调速器以TMS320F28035芯片为控制核心，通过输出三相PWM波控制智能功率模块IPM驱动三相异步电机。我们使用空间矢量SVPWM算法，并对其进行了优化。采用异步电机无传感器测速算法省去了昂贵的光电编码器，大大节省了成本。同时开创性的研发了自动根据运行环境调节的自适应变频算法，使我们的变频调速器可以在电网条件恶劣的乡村山区工作，由此该变频器已被一家民用水泵生产企业预订。(We design the asynchronous motor frequency convers
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构建了三自由度四轮转向汽车的状态空间模型，可以直接进行时域、频域、稳定性等方面的控制(The state space model of three degree of freedom four wheel steering vehicle is constructed, which can be simulated directly in time domain, frequency domain, stability and so on)
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本篇论文研究的 FDD 模式下的 Massive MIMO OFDM 系统的信道估计方法，通过分析
MIMO OFDM 系统存在的空时共同稀疏性，应用结构化理论处理 Massive MIMO 信道。为了
减少导频的消耗，提出适合的估计方法(In this paper, the channel estimation method of Massive MIMO OFDM system in FDD mode is studied Space-time common sparsity in MI
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