查询词典 SNR

The rest of the equation defines the output SNR 2 as a function of signal, resolution and noise.

剩下的方程式将输入信噪比的平方定义为信号、分辨率和噪声的函数。

The team knows that his problems are with lower fuel so they should let him drive more often in qualifying trim, Piquet Snr said.

他们也知道，他的问题是与较低的燃料，以便他们应该让他更多的往往是在排位赛装饰，皮奎特网状部说。

The sensor structure of the respiratory inductive plethysmograph was modified so that these two bands could be embeded in a shirt conveniently. Result With these new designs, the cross-talk between these two bands was greatly eliminated and high SNR and low system power cost were achieved.

采用脉冲式分时激励的方案，在极短的时间内以极高的功率来依次轮流激励各传感线圈；设计了新型的传感线圈结构，将其嵌入背心中，实现了可穿戴式呼吸感应体积描记系统设计。

For certain channel conditions, when the SNR targets achieve a certain value (the trade-off point), the spectrum efficiency can not be improved further and approaches to a limit.

对某一信道条件，当目标信噪比达到一定的数值后，频谱利用率不再发生变化，趋近极值。

Since the output signal from fringing field dielectrometry sensors under a low frequency driving voltage are very low, the shield-drive, signal buffer and band-pass filter are adopted to improve SNR. With the signal gain and phase angle from a transform circuit, the complex permittivity of pressboard are obtained.

鉴于边缘场电容式传感器在低频正弦驱动信号作用下输出的感应信号非常微弱，调理电路采用驱动屏蔽方式进行测量信号缓冲，用带阻滤波器提高信噪比，并利用相应的变换电路求出电容系统的相位角和幅值增益，从而得到绝缘纸板的复介电常数。

The pulsar signal is a kind of typical nonstationary random signal which SNR is very low.

脉冲星信号是一种典型的非平稳信号，且信噪比非常小。

This paper proposed a novel scheme to estimate SNR so that the gain predictor can be separately optimized with the quantizer.

本文提出一种信噪比估计方法，可使增益预测器的优化与量化问题分开处理。

Because quantizer has not existed at optimizing gain filter, the quantization SNR can not be used to evaluate its performance.

但是，由于考察增益预测器时量化器还不存在，因此无法用量化信噪比评价滤波器性能。

The model of the received power is established based on the basic principles of geometry optics and radiometry. This model provides the principle of receiver-transmitter design and performance evaluation. On the basis of the received power model and APD noise model, the response of measurement signal after passed through the frequency difference circuit and the corresponding change of its SNR are studied.

研究了非合作目标测距时，发射视场与接收视场的重叠情况，以及视场重叠区域内光的探测情况，并以此为基础，根据几何光学和光度学的基本理论，建立了非合作目标测距中接收光功率的数学模型，为接收/发射器的结构设计，以及测距性能的预测提供了理论依据。

Experimental results show that the algorithm works with rapid convergence speed and high improvement of SNR and has the prospect of wide applications.

仿真结果表明，该算法具有信噪比增益高、收敛速度快等特点，有较为广泛的应用前景。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。