1) Fractional ratio sampling rate conversion
分数比采样率转换
2) hierarchical SRC
分级采样率转换
3) Sample rate conversion
采样率转换
1.
And this problem can be solved effectively with the sample rate conversion.
DSP是软件无线电的关键技术之一,也是软件无线电发展的瓶颈,而采样率转换技术的应用则是一个有效的解决方法。
2.
In this paper,we present an efficient way to implement image size conversion by sample rate conversion,and give the algorithm to design linearphase finiteimpulse response (FIR) antialiasing filter and linearphase FIR interpolation filter.
提出了一种通过采样率转换改变图像尺寸的有效方法,给出了线性相位FIR插值滤波器和线性相位FIR抗混叠滤波器的设计算法。
3.
Sample rate conversion is an important functionality of a multi-mode mobile communication terminal.
有理数采样速率转换可以划分为整数倍和分数倍采样率转换。
4) Sampling rate conversion
采样率转换
1.
The method of the sampling rate conversion,which is the important,essential theory in software radioes studied carefully.
研究了软件无线电所涉及的重要信号处理方法---采样率转换技术，因为采样率转换在中频采样后的处理中是必不可少的。
5) SRC system
采样率转换系统
1.
This paper introduces the SRC system and the SRC system with layered calculation, and points out that these SRC systems are effective for reducing the computational requirement for SRC processes, and efficiently increase the sample rate of wideband signals, and can reduce the average number of computations per sample for single states SRC system or multi-stage SRC system.
介绍了采样率转换系统和分层计算的采样率转换系统,指出此系统可以有效地降低计算输出采样所需的计算需求,可以有效地提高宽带信号的采样率,对一个单级和多极的采样率转换系统来说,可以明显减少每个采样的平均计算量。
6) arbitrary sampling rate conversion
任意采样率转换
1.
To solve arbitrary sampling rate conversion problem in software radio system,this paper presents a time-varying CIC filter.
为了较好地解决软件无线电技术应用中任意采样率转换的问题,本文引入了时变CIC滤波器。
补充资料：分数傅利叶转换
在数学的谐波分析领域中，分数傅利叶转换(fractional fourier transform, frft)是一种线性转换，其将连续傅利叶转换(简称「傅利叶转换」)广义化，可以想作傅利叶转换的第n个幂，这个幂不一定要是整数。因此，其可将一个函数转换到「介於」时间与频率之间的范畴。它应用於滤波器设计、讯号分析，以及相位复原(phase retrieval)与图形辨认(pattern recognition])等领域。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条