查询词典 oversampling

Oversampling based Sigma-Delta modulation technique once had been widely used in low-speed high-resolution field, but they has excessed this limitation for high-speed device development and the strong requirements of modern wire/wireless communication.

但这种局面已经改变，一方面由于现代CMOS工艺的进步使系统工作时钟频率不断提高，另一方面受到现代通信系统巨大需求的刺激，现在Sigma-Delta模数转换器早已突破了1MHz的带宽限制，并持续往高速应用领域发展。

It has been shown earlier that an oversampling factor of 4 gives a good estimate of the actual PAPR.

早期的研究都是使用过度取样因子为4来估计实际上的峰均比。

In this Thesis, we designed and implemented an oversampling multi-bit delta-sigma modulator.

在这篇论文中，我们设计并以交换电容电路实现了一个多位元的三角积分调变器。

This thesis mainly focused on the principle, design and application of the digital signal processing which was based on oversampling converter.

中文摘要：本文主要研究过抽样转换及其数字信号处理的原理，设计和应用。

In this formula, M is the order of the modulator, and K is the oversampling ratio during the conversion.

在这个公式中，M是调节器阶数，K是转换过程中的过采样速率。

They have an oversampling mechanism, a modulator, and a digital filter.

它有过采样结构、调节器和数字滤波器。

Computer simulations show that the performance of proposed method is better than that of conventional oversampling methods, and it is robust to over-estimated channel order.

仿真和分析显示该方法的性能优于传统的过采样盲信道估计方法，且对信道阶数过估计不敏感。

The numerical results show that the simulation accuracy and efficiency are raised effectively by removing oversampling both in space and time domain.

一系列数值试验表明，该方法能够在保证模拟精度的同时，通过有效降低空间与时间维度上的过采样来显著提高弹性波模拟的效率。

The ADCs are configured to run in 4 oversampling mode.

该系列ADC可配置为运行在4采样模式。

We found from experiments that the oversampling Gabor transform can represent image more effectively.

由实验发现，过抽样Gabor变换比临界抽样Gabor变换能更有效的表示图象。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。