Self‐equalized linear‐phase microstrip bandpass filter based on negative group delay parallel‐coupled three‐line units
Sign Up to like & getrecommendations! Published in 2024 at "Microwave and Optical Technology Letters"
DOI: 10.1002/mop.34100
Abstract: A self‐equalized linear‐phase microstrip bandpass filter (BPF) utilizing negative group delay (NGD) parallel‐coupled three‐line (PCTL) units is presented in this letter. The NGD PCTL unit possesses an NGD valley in its frequency response of group… read more here.
Keywords: line; line units; group delay; linear phase ... See more keywords
Levin’s Transformation-based Continuous-Time Linear-Phase Selective Filters
Sign Up to like & getrecommendations! Published in 2019 at "Circuits, Systems, and Signal Processing"
DOI: 10.1007/s00034-019-01105-1
Abstract: In this paper, authors derive a family of linear-phase selective filters based on Levin’s transformation. The approach consists of developing an approximation to the Laplace transform of impulse response of the chosen linear-phase selective filter… read more here.
Keywords: levin transformation; linear phase; phase selective; phase ... See more keywords
Multiplier-less Broadband and Linear Phase Digital Hilbert Transformers
Sign Up to like & getrecommendations! Published in 2024 at "Circuits, Systems, and Signal Processing"
DOI: 10.1007/s00034-024-02682-6
Abstract: The Hilbert transformation for generating the analytic signal or signal envelope is widely used in modern communication receivers, in radar and sonar systems. It introduces a 90∘\documentclass[12pt]{minimal} \usepackage{amsmath} \usepackage{wasysym} \usepackage{amsfonts} \usepackage{amssymb} \usepackage{amsbsy} \usepackage{mathrsfs} \usepackage{upgreek} \setlength{\oddsidemargin}{-69pt}… read more here.
Keywords: multiplier less; hilbert transformers; linear phase; usepackage ... See more keywords
Higher order feasible building blocks for lattice structure of multidimensional linear phase biorthogonal filter banks
Sign Up to like & getrecommendations! Published in 2017 at "Multidimensional Systems and Signal Processing"
DOI: 10.1007/s11045-015-0364-1
Abstract: A multidimensional (MD) linear phase biorthogonal filter bank (LPBOFB) with higher order feasible (HOF) building blocks is reported. Basically, there are two ways to design filter banks with large filter supports. One way is to… read more here.
Keywords: multidimensional linear; order; building blocks; filter ... See more keywords
Theory and application of robust linear phase-shift algorithm for phase-shift deflectometry method
Sign Up to like & getrecommendations! Published in 2024 at "Scientific Reports"
DOI: 10.1038/s41598-024-69264-z
Abstract: Based on the polynomial theory, the error propagation characteristics of the widely used N-step discrete Fourier transform (N-DFT) phase-shift algorithm were analyzed via theoretical analysis, under the effect of Gamma distortion and phase detuning. The… read more here.
Keywords: robust linear; linear phase; shift algorithm; phase ... See more keywords
Interplay of helical and linear phase correlations in the orbital angular momentum flux dynamics
Sign Up to like & getrecommendations! Published in 2025 at "Physica Scripta"
DOI: 10.1088/1402-4896/addb10
Abstract: The orbital angular momentum (OAM) flux density of a partially coherent vortex (PCV) beam with the source’s linear phase of the complex degree of coherence is investigated for the first time on propagation in free… read more here.
Keywords: angular momentum; orbital angular; oam flux; flux density ... See more keywords
Area- and Power-Efficient Nearly-Linear Phase Response IIR Filter by Iterative Convex Optimization
Sign Up to like & getrecommendations! Published in 2019 at "IEEE Access"
DOI: 10.1109/access.2019.2899107
Abstract: Low complexity infinite impulse response (IIR) filter design with nearly-linear phase response has attracted considerable attention in recent years due to the substantially high area and power consumption of linear phase finite impulse response (FIR)… read more here.
Keywords: filter; iir filter; power; linear phase ... See more keywords
Epileptic Spike Detection Using Neural Networks With Linear-Phase Convolutions
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Journal of Biomedical and Health Informatics"
DOI: 10.1109/jbhi.2021.3102247
Abstract: To cope with the lack of highly skilled professionals, machine learning with proper signal processing is key for establishing automated diagnostic-aid technologies with which to conduct epileptic electroencephalogram (EEG) testing. In particular, frequency filtering with… read more here.
Keywords: spike detection; neural networks; epileptic spike; linear phase ... See more keywords
A Low-Complexity Linear-Phase Graphic Audio Equalizer Based on IFIR Filters
Sign Up to like & getrecommendations! Published in 2021 at "IEEE Signal Processing Letters"
DOI: 10.1109/lsp.2021.3057228
Abstract: Digital audio equalization is a very common procedure in the acoustic field that allows to improve the listening experience by adjusting the auditory frequency response. The design of graphic equalizers introduces several problems related to… read more here.
Keywords: phase graphic; equalizer; complexity; linear phase ... See more keywords
Basicity of a system of exponents with a piecewise linear phase in Morrey-typespaces
Sign Up to like & getrecommendations! Published in 2019 at "TURKISH JOURNAL OF MATHEMATICS"
DOI: 10.3906/mat-1901-113
Abstract: In this paper a perturbed system of exponents with a piecewise linear phase depending on two real parameters is considered. The sufficient conditions for these parameters are found, under which the considered system of exponents… read more here.
Keywords: system; exponents piecewise; piecewise linear; linear phase ... See more keywords
Optimal maximally decimated M-channel mirrored paraunitary linear phase FIR filter bank design via norm relaxed sequential quadratic programming
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Industrial and Management Optimization"
DOI: 10.3934/jimo.2020055
Abstract: It is worth noting that the conventional maximally decimated M-channel mirrored paraunitary linear phase finite impulse response condition is defined in the frequency domain. As the frequency domain is a continuous set, it is expressed… read more here.
Keywords: paraunitary linear; maximally decimated; mirrored paraunitary; linear phase ... See more keywords