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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… 
2009
2009
$Ka/Ku$ -Band pHEMT Gilbert Mixers With Polyphase and Coupled-Line Quadrature Generators
In this paper, three kinds of Kalpha/Ku-band Gilbert mixers are demonstrated using 0.15- mum AlGaAs/InGaAs pseudomorphic high… 
2006
2006
A Novel H.264-based Multiple Description Video Coding Via Polyphase Transform and Partial Prediction
  • Zhe WeiC. CaiK. Ma
  • International Symposium on Intelligent Signal…
  • 2006
  • Corpus ID: 16271501
In this paper, a new H.264-based multiple description coding (MDC) scheme is proposed and called the prediction-based spatial… 
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… 
1995
1995
Oversampled modulated filter banks and tight Gabor frames in l/sup 2/(Z)
The subject of this study is paraunitary modulated filter banks. A factorization of the polyphase matrices of these filter banks… 
1982
1982
On Computational Complexity in Digital Transmultiplexer Filters
The quality standards recommended by the CCITT are the reference for the design of digital transmultiplexer filters. Their impact… 
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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