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- The moving average length of channel estimator and the pilot to data channel power ratio are optimized analytically under the criterion of minimum bit error probability (BEP) for given signal to noise ratio (SNR). 根据给定信噪比下误码概率最小的准则 ,本文得到了理论上信道估计器最佳的平均长度和导频信道相对数据信道最优的功率比
- signal to spontaneous noise power ratio 信号自发噪声功率比
- signal power to noise power ratio 信号噪声功率比
- SNIR Signal to Noise plus Interference power Ratio 信号对噪声加干扰功率比
- carrier power to noise power ratio 载波功率与噪声功率比
- Input signal autorange for optimum signal to noise ratio. 自动输入信号调控,以获得最佳信号与噪音的比。
- The paper analyses the signal processing with emphasis on Signal to Noise Ratio (SNR) in output of correlator and SNR in signal power spectral density. 并对算法处理中相关器输出中的信噪比（SNR）和功率谱密度中的SNR进行了重点分析。
- WT5”,6BZ]:In this paper,we present the analysis the influence of the factors on the backscattered pulse power,signal to noise ratio (SNR) and ranging accuracy. 本文分析了扫描角度和航高对机载激光雷达的回波功率、信噪比和测距精度的影响。
- S/N (signal to noise ratio) is low about from 1.315 to 1.668 (average S/N). 信噪比很低，估算平均信噪比在1.;315一1
- carrier to noise power ratio 载波噪声功率比
- In phase shift laser rangefinder, the received power determines the signal to noise ratio, conse quently the depth of field and the accuracy, so it is of importance to calculate the received power accurately. 在相位式激光测距中，接收光功率的大小直接决定了测量信噪比，从而决定了测量范围和测量精度，因此如何准确地计算出接收光功率的大小，是测距技术中一个非常重要的问题。
- Bits transmitted by every subchannel are determined by its value of Signal to Noise Ratio(SNR), and the unwanted power caused by noise is distributed to every subchannel, so their damage is weakened. 它根据各个子信道信噪比的情况确定其传送比特数，由噪声引起的干扰功率被分散到各个子信道中，降低了其引起的干扰。
- In decomposed eigen subspace, by means of eigen extraction, noise is eliminated and signal to noise (s/n) ratio enhanced. 在分解后的特征子空间中进行特征提取来消除相干和随机噪声，提高地震记录的信噪比。
- State of the art fiber optic components deliver high signal to noise ratio and long-term stability. 光缆联接的光路保证了系统的柔和性以及高信噪比和长时间工作稳定性。
- Methods of estimating baud rate, Signal to Noise Ratio (SNR) and reference phase are investigated. 研究了自适应调制中波特率，信噪比和载波相位等参数的估计算法；
- Signal to Noise Ratio (SNR): The ratio of the signal to the random noise in a set of data. 信噪比：平均到一个数据单元的信号与随机噪声的比值。
- The pulsar signal is a kind of typical nonstationary random signal which SNR (Signal to Noise Ratio) is very low. 摘要脉冲星信号是一种典型的非平稳信号，且信噪比非常小。
- In low Signal to Noise Ratio (SNR) range, the close-form expression of the optimal BFV is derived. 在低信噪比区域，求出了最优波束成形向量的闭合解；
- Comparison of RLS algorithm and LMS algorithm for different signal to noise ratio in the case of the learning curve. 比较RLS算法和LMS算法在不同信噪比情况下的学习曲线。
- I stood watching for the signal to change to green. 我站着等待交通信号转为绿灯。
