English translation for "narrowband noises"
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- 窄带噪声
Related Translations:
- Example Sentences:
| 1. | There have many kinds of noises in site , thereinto white noise and periodic narrowband noise are tow important noises
现场存在着各种各样的噪声，其中，白噪声和周期性窄带干扰是两类重要的干扰。 | | 2. | For rfi and narrowband noise interferences , this dissertation studies notch filter and spectrum equilibrium and uses them to suppress narrow jammings in signal domain
对于rfi和窄带噪声干扰,本文研究了频域陷波和谱均衡两种方法,并将之应用到信号域来抑制窄带干扰。 | | 3. | The efficiencies of all methods mentioned are validated by simulation experiments and the evaluation result shows that performances of njsidwpt on narrowband noise interferences suppression outperform other methods greatly
通过实验仿真验证了这些方法的有效性,评估参数结果进一步说明了njsidwpt在抑制窄带噪声干扰方面远优于其它的方法。 | | 4. | Secondly , ground on the duct noise control , the delayed - lms algorithm , which is actulized easily , is brought forward , then the simulation on pc is achieved . it is shown from the computer simulation that for the single frequency noise , there will be a good effect when choosing the suitable parameters ; but for the narrowband noise , the effect will become worse with increasement of the bandwidth . this result is helpful to analyze the parameters influencing anc
结果表明： ( 1 )随着滤波器长度的增大，系统收敛速度变快； ( 2 )随着值的增大，系统的收敛速度增大，但是当值超过某一范围时会引起系统的发散； ( 3 )次级通路的延迟数与初级噪声频率有关； ( 4 )对于窄带信号， dlms算法可以取得一定的降噪量，但是随着窄带信号带宽的增大，降噪效果明显变差。 | | 5. | In this paper , eliminating the periodic narrowband noise with wavelet packet has been put forward . the periodic narrowband noise eliminating method has been proposed that has the optimal wavelet packet base . the instances show that this approach can eliminate the periodic noise of pd signal , and its dose not need set the external parameters
通过分析周期性干扰和局部放电信号的小波包分解特性，采用了最优小波包基来剔除周期性干扰，实例证明能够很好的剔除局部放电信号中的周期性干扰，并且不需要外部参数设定。 | | 6. | Frequency - domain equalization . at the same time discusses some key problems in ofdm : high ratio of peak - to - average power of output signals , problem of synchronization , channel estimation , adaptive bit , power and subcarrier allocation . emphasize on channel estimation , and present a new algorithm which can filtering more interpolation errors and noise . for the sake of improve the performance of resist narrowband noise and make efficient use of the spectrum apply malvar wavelet division
同时就ofdm系统中的一些关键问题如峰值平均功率比( papr )太高，同步问题，信道估计，信道、比特与功率必须动态分配进行了研究，着重研究了信道估计问题并提出一种改进的方法，能滤除更多的噪声分量和插值误差，提高系统的性能；为了提高抗窄带噪声的性能和提高信道利用率，用malvar小波变换实现了不等带宽分配。 |
- Similar Words：
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