信号能量在两点间测量出来的减小量。
但该编码在提高信号能量的同时，展宽了频谱。
The cost of carrying more energy is that the frequency spectrum is widened.
大多数的信号能量的可以压缩在30第一个主要的部分。
Most of the signal energy could be compressed in the first 30 principal components.
通过反复迭代进行时反操作，可以明显提高聚焦信号能量；
Repeated time reversal iterations can obviously enhance the focus signal energy.
结论：水平极化方式下的呼吸信号能量明显大于垂直极化方式。
CONCLUSION: Power of respiration signal in horizontal polarization mode is obviously higher than that in vertical polarization mode.
本文还计算了不同的频宽内25周交流计数电码信号能量百分比。
The study in this paper will give support to the improvement of the 25Hz AC counting code cab signalling system.
然后，用阵列响应矢量作为加权系数，保证基站接收到最大的信号能量。
Then the array response vector is used as weight to assure that base station can receive the maximal power for the desired signal.
前一种方法的思路是先削弱卫星业务信号能量然后检测其循环自相特征。
In the former method, we need weaken the energy of satellite signal firstly, and then detect the cyclic auto-correlation characteristic.
其中频谱的非零频率信息可提取噪声能量，频谱的零频率信息可提取信号能量。
Then, noise energy can be abstracted from the nonzero frequency information of the spectrum, and signal energy from zero frequency information.
多普勒分集将多普勒扩展作为一种分集方式，通过增强信号能量来改善系统性能。
Doppler diversity considers Doppler spread as a way of diversity, and improves the system performance by enhancing the signal energy.
振动信号能量在局域波时频分布中的变化，是局域波法诊断齿轮磨损故障的特征。
The energy variation of vibration signals is the features of gearbox-case fault diagnosis.
地表一致性技术的使用，改善了地震信号能量的横向一致性，提高了剖面的保真度。
By the technique of surface consistent we can improve the landscape orientation's coherence of seismic signal energy and enhance fidelity of section.
与通常使用的时间尺度归一化技术相比，所提出的技术保证了信号能量的相干积累。
Thus, as compared with the conventional time-normalization method, the proposed technique ensured the accumulation coherent of the signal energy could be.
从模式识别的观点对结构损伤识别进行了分析，分析了小波包信号能量特征提取的方法。
The structural damage recognition is studied with the mode identification method, and the method for drawing the wavelet package signal energy eigenvalue is analyzed.
从模式识别的观点对结构损伤识别进行了分析，分析了小波包信号能量特征提取的方法。
The structural damage recognition has been analyzed with mode identification method and the method for extracting the wavelet package signal energy eigenvalue has been analyzed.
从星光信号能量和系统传输函数理论出发，分析了影响星敏感器的探测能力的各个环节。
Analyzes the various infections on the detection ability by researching the star energy and system MTF.
与频谱分析法相比，它不需要进行乘法运算，因而处理速度快，分析结果与信号能量无关。
Unlike spectrum analysis, without multiplication, the processing is made at high speed, its results have no connection with power of the signal.
提出了利用波形长短时窗能量比值与波形信号能量包络的平方乘积检测横波初至的新方法。
A new technique for picking the first S-Wave arrival is presented by multiplying energy ratio of the long window to the short window by the square of the amplitude envelope of waveforms in the paper.
因此本文接下来采用每个频带里包含的信号能量作为特征向量，来表征滚动轴承的运行状态。
Therefore, this article will take the signal energy in each frequency band as the feature vector to characterize the operation state of rolling bearing.
优化性能指标要求在阵风扰动下驾驶员处法向过载、飞机姿态变化以及控制信号能量损耗最小。
The optimization requires the minimization of the vertical overload at the pilot′s seat, the attitude variation and the control energy consumption under the gust disturbance.
优化性能指标要求在阵风扰动下驾驶员处法向过载、飞机姿态变化、以及控制信号能量损耗最小。
The optimization requires the minimization of the normal acceleration overload at the position of pilot, the attitude variation and the control energy consumption under gust disturbance.
高频信号在多导体电力线上传输时会存在严重的线间串扰，造成接受端信号能量的损失和信号的混乱。
The transmission of high frequency signals in multi-conductor electrical cable may introduce serious line-to-line crosstalk, which may result in the loss of signal energy on receivers.
自动增益控制算法中的峰值检测算法使用信号能量的方法可以快速有效的测量得到超声波信号的峰值。
By using the peak detection algorithm in automatic gain control algorithm, we make use of the signal energy to measure the peak value of ultrasonic signal quickly and efficiently.
首次研究白高斯噪声（AWGN）信道下超宽带无线电通信系统中单个数据包单元发射信号能量的优化。
In this paper, the optimization of the transmitted signal energy for a data packet unit in UWB radio communications in additive white Gaussian noise(AWGN) channel is firstly investigated.
从而阐明了特高频输出信号能量与原始放电脉冲的关系，为进一步探讨GIS放电量特高频标定打下基础。
According to UHF output signals, original PD pulse can be estimated, which contributes to marking GIS partial discharge.
第二是对无线电信号来波方向的测量，即是要对无线电信号能量在空间的分布进行监测，这就是所谓的空间谱估计技术。
The second is the measurement of arrival direction for radio signals, which is to monitor the spatial distribution of radio energy, which is often called spatial spectrum estimation.
结果显示，各波段图像平均梯度提高了67.1%，细节信号能量提高了65.2%，结果证明了MTF检测方法的有效性。
Experimental results indicate that the average gradient has been improved by 67.1% and the detail-signal energy improved by 65.2%, which proves the effectiveness of the proposed method.
事实上，能量因素作为雷达信号检测的基础也应被考虑，因为只有当清晰区内的目标信号能量满足一定要求时目标才能被检测。
Actually, as the basis of radar signal detection, the signal energy is also an important factor, which means the target will not be detected until the signal energy achieves certain demand.
实验结果表明边缘信号能量能很好地反映MTF的变化，并针对某一特定地物建立实验室条件下边缘信号能量与MTF的数学关系模型。
The result of experiment shows edge signal energy can reflect the change of MTF very well and a data relation model between edge signal energy and MTF is set up for a special target in the laboratory.
实验结果表明边缘信号能量能很好地反映MTF的变化，并针对某一特定地物建立实验室条件下边缘信号能量与MTF的数学关系模型。
The result of experiment shows edge signal energy can reflect the change of MTF very well and a data relation model between edge signal energy and MTF is set up for a special target in the laboratory.
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