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- In this paper, we use a common deducing method to acquire an efficient architecture based DFT polyphase filter banks to realize wideband digital channelized receiver. 采用一种具有普遍性的推导方法得到基于DFT多相滤波器组的宽带数字信道化接收机高效结构,并且将瞬时测频技术应用于该结构中,提出了一种数字信道化瞬时测频接收机方案。
- polyphase filter bank 多相滤波器组
- DFT polyphase filter banks DFT多相滤波器组
- polyphase filter banks 多相滤波器组
- Detect Ventricular Late Potentials Using Filter Bank and Correlation Method. 应用滤波器组相关法去噪以检测心室晚电位。
- In this paper,we consider the factorization of polyphase matrix of a class of orthogonal symmetric multi-band wavelet filter banks,and construct a class of filter bank with freedom parameter. 本文考滤了一类多带正交对称小波滤波器对应多相矩阵分解结构,系统地构造了一类具有自由参数多带小波滤波器簇,以4带小波为例得到了用参数角表示的一类正交对称滤波器序列。
- To improve IRRs of the system, two modules, RF filter and polyphase filter before the second downconersion, are added to the single-double quadrature structure. 为提高系统的镜像抑制性能，射频前端在单双正交结构的基础上添加两个模块：射频滤波器与第二次混频之前的多相滤波器。
- The key modules such as low noise amplifier, image-reject down-conversion mixer, IF polyphase filter in the whole system are implemented in 3V, 0.6 BiCMOS process. 在3V;0.;6 BiCMOS工艺下，设计了芯片中关键的低噪声放大器、镜像抑制下变频混频器、中频复数滤波器等电路模块。
- We have shown that using filter bank theory, the multicarrier transceiver can be formulated into an MIMO (multi input multi output) LTI system. 我们利用滤波器组理论将多载波收发器化成多输入多输出（MIMO）且线性非时变（LTI）系统。
- A new improved optimization method is promoted based on common minimum-maximum principle for implementation of the filter bank of MTD radar. 针对雷达中动目标检测技术中滤波器组设计,从普遍采用基于最小最大化的优化原则出发提出了一种改进优化原则。
- In the multirate digital processing system, the cosine-modulated bank is a commonly used filter bank and has received much attention. 在多速率数字信号处理系统中,余弦调制滤波器组受到广泛关注。
- In this paper, by using DFT filter bank and ZFFT, we present an algorithm of spectrum analysis for the wide band signal. 本文利用DFT滤波器组、FFT,提出了一种宽带信号的实时谱分析方法。
- It is then subject to such mathematical indignities as wavelet decomposition, multi-resolution Fourier analysis, polyphase filtering and discrete cosine transformation. 接下来它还要经过一些数学处理程序，比如小波分解，多重分辨率傅立叶分析，多相过滤，离散余弦变换等。
- Using a template signal that contains a prior signal information, a set of nonparametric basis functions are obtained by means of a filter bank. 该方法不需要构造参数表达的基函数，而是将具有信号先验知识的模板信号通过滤波器组得到一组基函数来提取隐藏在噪声中的信号。
- In this thesis we develop algorithms for the processing of textures and images using a ladder-based biorthogonal directional filter bank (DFB). 本研究提出一个新的电脑视觉辅助设计系统，将图腾的绘制，予以自动化。
- Under certain conditions, combining the polyphase filtering structure of decimation filter, put forward an optimum design method of quadrature demodulation receiver, which owns decimation structure. 结合抽取滤波器的多项滤波结构，在一定条件下，推导出了一种含抽取正交解调接收机最优结构设计方法。
- This paper presents a sample-time error calibration method using interpolation filter bank based on the theory of the nonuniform sampling signal reconstruction. 本文基于非均匀采样信号的重构理论，提出了一种利用内插滤波器组对定时误差进行消除的方法。
- For this program, we can construct any compactly supported biorthogonal wavelets.And the algebraic structure of this filter bank can be shown by the program. 此程序不但可以给出任意双正交小波滤波器族参数表示，还可以用来刻划滤波器族代数结构。
- The bank is a ten minutes' run from the hotel. 从旅馆到银行跑步需十分钟。
- As a case study, a previously unpublished 17/11 biorthogonal wavelet filter bank with rational coefficients is constructed, which has optimum coding gain. 作为构造实例，构造出一种新的有理系数17/11双正交小波滤波器，它具有优化的编码增益。
