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Polyphase matrix

Known as: Polyphase, Polyphase filter 
In signal processing, a polyphase matrix is a matrix whose elements are filter masks. It represents a filter bank as it is used in sub-band coders… 
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Related topics

Related topics

13 relations
Adjoint filterChirp compressionConvolutionDiscrete wavelet transform

Broader (1)

Digital signal processing

Papers overview

Semantic Scholar uses AI to extract papers important to this topic.
2015
2015
On higher-order representations of Polyphase-Coded FM radar waveforms
It has recently been shown that arbitrary polyphase codes can be implemented as FM waveforms through a radar-specific version of… 
2012
2012
RF-to-Baseband Digitization in 40 nm CMOS With RF Bandpass $\Delta\Sigma$ Modulator and Polyphase Decimation Filter
A fourth-order continuous-time RF bandpass ΔΣ ADC has been fabricated in 40 nm CMOS for fs/4 operation around a 2.22 GHz central… 
2009
2009
Fixed length FIR filters with continuously variable bandwidth
Software defined radios require filters of different bandwidths to process the many different bandwidth signals plucked from the… 
2005
2005
A New Class of Polyphase Sequence Sets with Optimal Zero-Correlation Zones
This paper proposes a new class of polyphase ZCZ (zero-correlation zone) sequence sets which satisfy a mathematical upper bound… 
Highly Cited
2004
Highly Cited
2004
Subharmonically pumped CMOS frequency conversion (up and down) circuits for 2-GHz WCDMA direct-conversion transceiver
Subharmonically pumped frequency down- and upconversion circuits are implemented in 0.18-/spl mu/m mixed-mode CMOS technology for… 
Highly Cited
2002
Highly Cited
2002
Diagnostics of Bar and End-Ring Connector Breakage Faults in Polyphase Induction Motors through a Novel Dual Track of Time-Series Data Mining and Time-Stepping Coupled FE-State Space Modeling
This paper develops the fundamental foundations of a technique for detection of faults in induction motors that is not based on… 
Highly Cited
1992
Highly Cited
1992
Orthogonal multiple carrier data transmission
In this paper, the idea of data transmission by essentially using the discrete Fourier transform (DFT) algorithm, the idea of… 
1986
1986
On two-dimensional polyphase filter banks
It is well known that short time spectral analysis and synthesis can be done efficiently by using the combination of polyphase… 
Highly Cited
1974
Highly Cited
1974
TDM-FDM Transmultiplexer: Digital Polyphase and FFT
The cascading of a discrete Fourier transform processor and a digital polyphase network is shown to reduce the computation rate… 
Highly Cited
1973
Highly Cited
1973
Comments on 'Polyphase codes with good periodic correlation properties' by Chu, David C
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