查询词典 Signal-to-Noise

This exhibit displays the inner structure of a cinematograph, the working principle of a motion-picture camera, mechanism for time-lapse photography, sound reproduction of an optical track-changing sound track, and a comparison of film and TV signal definition.

展示了放影机的内部构造，间歇抓片机构工作原理，视觉暂留机理，变积式光学声迹声音还原，比较电影与电视的清晰程度。

We know that in the hardware circuit design, the clock signal is very important.

我们知道，在硬件电路设计中时钟信号时非常重要的。

Methods Thirty inner ears of 15 volunteers were scanned by using a circular temporal coil and three-dimension fast spin echo sequence with a 1^5T GE-signal MRI scanner.

选用15名健康志愿者，使用GE signal1.5T超导型核磁共振机，环行耳颞部线圈，三维快速自旋回波序列(3D FSE T2W1)及脂肪抑制技术，对两侧耳部同时进行扫描。

The accurate time delay estimation of a signal can be gained even if there is a great time delay because of the stationary performance of circular correlation.

问题是，当加性噪声双方含有相同的信号和各自到达的时间差时，广义相关法将失效。

Therefore, the time delay estimation of a signal can be obtained based on the correlative principle of periodic series -- circular correlation.

在时延估计的广义相关法中[1 10]，滤波后的传感器输出是互相关的，并将互相关估计取峰值时的滞后取作时延的估计。

Based on the comparison with the acquisition algorithm in time domain,the circular correlation algorithm in frequency domain was used for fast acquiring C/A code initial phase and Dopller frequency shift of GPS signal.

在与传统的时域串行搜索捕获算法比较的基础之上，分析了利用FFT实现C/A码初始相位和载波多普勒频移快速捕获的频域圆周相关算法模型。

Iii From the point of view of fault diagnosis, the information model is given and the frequency domain, time domain and circular fluctuation characteristic of the cylinder cap vibration signal of diesel engine are analyzed.

分析了样本长度对窗谱校正精度的影响。3、从故障诊断角度出发，给出了柴油机缸盖振动信号的信息模型。

By the array composed of many concentric circular ring array of broadband signal processing at up there is more advantage.

由同心圆阵组成的多圈圆形阵列在宽带信号处理上有更强的优势。

The structure,characteristics and signal processing technology of CIS are introduced.

介绍了CIS的主要结构、特点和工作原理，提出了一种基于DSP的CIS信号采集与处理方案。

Signal via Cable TV data is clear and stable.

通过有线电视数据信号是明确和稳定。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。