| 1. | This method can also be used in other signal processing field to estimate white gaussian noise 该方法还可以用于其它信号处理领域高斯白噪声的估计。 |
| 2. | Current analyses of the watermarking channel are typically limited to the additive white gaussian noise ( awgn ) channel 当前典型的水印信道分析被限制在加性白高斯信道上。 |
| 3. | In the presence of additive white gaussian noise , an adaptive wavelet - based de - noising algorithm for speech enhancement applications is proposed 针对加性高斯白噪声的情况,提出一种自适应小波降噪算法,用于语音信号的增强。 |
| 4. | Simulation results show that the algorithm is effective to reduce the impacts of impulse noise , white gaussian noise and gaussian colored noise 仿真实验结果表明:该算法对于冲击噪声有抑制作用,对高斯白噪声、高斯有色噪声也有一定的抑制效果。 |
| 5. | The white gaussian noise was successfully separated from noise signal in low - field pulse nmr system and its parameters were estimated by using this method 采用该方法从实际低场脉冲核磁共振系统噪声信号中分离出高斯白噪声并对其进行了参数估计。 |
| 6. | In awgn ( additive white gaussian noise ) channel , we introduce a new single - tone interference suppression scheme in the single - tone interference environment 针对加性白高斯噪声信道中的发射信号,提出了利用单音信号频域特性的单音干扰抑制方法。 |
| 7. | Subsequently the channel was modeled for three types namely additive white gaussian noise , flat fading and frequency selective fading . lastly , the receiver was studied 接下来信道建模成三种不同的类型,即加性高斯白噪声信道、平坦衰落信道和频率选择性衰落信道。 |
| 8. | Sinusoidal frequency estimation is the procedure which can estimate the frequency of sinusoidal waves in additive white gaussian noise through transform and calculation for signal ' s samples 正弦信号频率估计是指通过对信号采样值的计算和变换,估计出淹没于噪声中的信号的频率的过程。 |
| 9. | In additive white gaussian noise ( awgn ) channel , we introduce a method for synchronization of symbol timing and frequency for two - dimensional spread spectrum system without prior knowledge of spread spectrum matrix 摘要针对加性白高斯噪声信道,考虑未知二维扩频矩阵的条件下,提出了一种二维扩频系统的时频同步方法。 |
| 10. | And the output components of the despread correlator under the condition of additive white gaussian noise ( awgn ) are analyzed to derive the expressions for the false alarm probability and the detection probability 同时也对解扩相关器在接收端噪声为加性白高斯噪声情况下的输出成分进行了详细分析,推导得出大步进搜索的虚警概率和检测概率的公式。 |