您要查找的是不是：
- ssb noise power ratio 单边带噪声功率比
- signal to spontaneous noise power ratio 信号自发噪声功率比
- signal-to-intermodulation noise power ratio 信号与交调噪声功率比
- carrier power to noise power ratio 载波功率与噪声功率比
- signal power to noise power ratio 信号噪声功率比
- signal-to-thermal noise power ratio 信号与不加权噪声比
- in-band noise power ratio 带内噪声功率比
- noise power ratio 干扰功率比
- carrier to noise power ratio 载波噪声功率比
- New jig design, low noise power Jiajin smooth, reliable, Mianweihu. 全新夹具设计，噪音低夹紧力平稳、可靠，免维护。
- 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
- The oversampling mechanism spreads the noise power across a wider frequency range. 过采样结构在较宽的频率范围内扩展噪声功率。
- One of the key techniques is to reduce the peak-to-average power ratio(PAPR) of the OFDM-CPM system. 降低OFDM-CPM系统中的峰值平均功率比(PAPR)是关键技术之一。
- According to the simulation results there exists an optimal degree of pumping directionality, at which the total noise power drops to its lowest value. 不同的增益下存在对应的最优抽运方向度,在此抽运方向度下放大器总噪声最低。
- A simple but effective scheme to reduce the high peak-to-average power ratio (PAPR) of OFDM is presented. 摘要针对正交频分复用(OFDM)所具有的高峰均比问题，提出了一种简单有效的降低峰均比的非线性变换方法。
- However, the major drawback of WOFDM is the peak-to-average power ratio(PAPR) problem. 然而小波正交分频多工技术的主要缺点，就是有太大的峰均值功率比。
- A simplified adaptive algorithm is used to estimate the noise power from received signals and further determine a threshold distinguishing narrowband interference from noise. 该技术采用了简化的自适应方法估计接收信号中噪声的功率，确定窄带干扰与噪声之间的阈值。
- The curve of effective power ratio shows convexity shape along with increase of rotational speed or throttling. 有效功比率随转速或油门开度的增大基本成中凸状。
- The analysis procedure of AWGN(additive white Gaussian noise) through noisy linear circuits is given in detail using the theory of equivalent computation of noise power density. 从噪声功率谱的等效计算出发,给出了加性高斯白噪声通过有噪线性电路的分析方法。
- Reducing the Peak-to-Average Power Ratio(PAPR) is one of the key technologies in MC-CDMA system. 降低信号峰平比(PAPR)是多载波码分多址(MC-CDMA)系统的关键技术之一。
