For the sample, we assume that requestors have obtained an account name beforehand via some out-of-band administrative process.
对于这个样本，我们假定请求者预先已经通过某个超出范围(out - of -band)的管理过程获得了一个账户名。
Two Half Band filters and a SINC filter are designed for 64 times over sample.
用两个半带滤波器和一个梳状滤波器来实现64倍的过采样。
AimTo use the common sample frequency in low speed to the sample of band-pass signals of multiple different frequency point in full frequency rage.
目的用公共的低速采样频率对全频段内许多不同频点的带通信号进行采样。
The conclusion is that only when the minimum sample rate is more than the double of the band of the signal, can the signal been resumed without distortion.
得出结论：只有抽样信号最低抽样率大于两倍信号带宽时，才能保证信号的无失真恢复。
The result is accord with geological sample and sediment chart, so this method can be applied on sediment classification of narrow-band pulse echo sound signal.
分析结果与地质采样结果及海图均吻合，说明本文提出的方法应用于窄带脉冲信号的海底底质分类是适用的。
The paper introduces how to prepare the sample of multi-wave band laser protection plastics based on PMMA and test its property.
本文以PM MA为基质制备了多波段激光防护塑料样品，对其性能进行了测试。
Under the condition of meeting resolution, the SAR real-time imager can satisfy the demands of the processing band by pre-filter and down-sample.
综合孔径雷达(SAR)实时成像处理器，在满足分辨率的情况下，通过预滤波和降采样的方式降低数据率来满足系统处理带宽的要求。
The phase matching transform is performed on the sample series. of narrow-band radar echo, and the centroid position parameter is estimated by searching for the maximum value of the matching function.
然后对窄带雷达回波采样序列进行相位匹配变换，搜索匹配函数的最大值，从而得到质心位置参数的估计值。
Aiming at data acquisition of radar echo signal with low SNR, IF band-pass sampling concept is proposed. High-speed acquisition card PCI_9820 is used to sample in real-time and store data.
针对低信噪比的雷达回波信号数据采集，文中给出了中频带通采样方案，并选用PC I_9820高速采集卡实时采集和存储数据。
Aiming at data acquisition of radar echo signal with low SNR, IF band-pass sampling concept is proposed. High-speed acquisition card PCI_9820 is used to sample in real-time and store data.
针对低信噪比的雷达回波信号数据采集，文中给出了中频带通采样方案，并选用PC I_9820高速采集卡实时采集和存储数据。
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