试验中主要研究 200Hz 以下的低频模态, 采用猝发随机信号(burst random) 激振, 其信号采集时的采样频率为400Hz, 信号平均次数为 100 次(谱分析精度为0郾 39), 采样时间为256s。
基于8个网页-相关网页
Burst Random Excitation 猝发随机激励
Burst Random Access Memory 脉冲随机存取存贮器
burst and random error 纠突发错和随机错码
random access burst 随机存取爆裂 ; 随机接入分组
burst static random access memory 丛发静态随机存取内存
Random and burst error 随机和突发误码
In digital terrestrial television system, there is much burst and random noise in the broadcasting channel, and burst noise is more harmfully than random noise.
在地面数字电视系统中，广播信道存在着突发噪声干扰和随机噪声干扰，而且前者的危害甚于后者。
The frequency bands of high-energy for burst activities are lower than those of random single spike firing and continuous single spike firing.
爆发活动信号高能量所在频段比随机单发锋电位活动和连续发放锋电位活动信号的要低。
At last, the performance of rs decoding in frequency domain is simulated in MATLAB and the conclusion is rs codes can effectively correct random errors and burst errors.
最后对RS码频域译码的性能进行了MATLAB仿真，结论是RS码能有效地纠正码字中的随机错误和突发错误。
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