Results 21 to 30 of about 3,801,818 (306)

Sampling of Deterministic Signals and Systems [PDF]

open access: yesIEEE Transactions on Signal Processing, 2011
In this paper, we analyze sampling approximations of stable linear time-invariant systems for input signals in the Paley-Wiener space PWπ1. The goal is to approximate a transform Tf by using only the samples of the signal f, which do not necessarily have to be equidistant.
Holger Boche, Ullrich J. Mönich
openaire   +1 more source

Overview of Signal Processing Problems in Power Electronic Control Circuits

open access: yesEnergies, 2023
This paper examines various aspects related to digital signal processing in digital control circuits used in power electronics. The discussion focuses on several common issues, including the sampling rate of signals (including phenomena such as aliasing ...
Krzysztof Sozański
doaj   +1 more source

Greedy Sampling of Graph Signals [PDF]

open access: yesIEEE Transactions on Signal Processing, 2018
14 pages, 14 figures.
Luiz F. O. Chamon, Alejandro Ribeiro
openaire   +3 more sources

SADOE: Sequential‐based angle‐Doppler off‐grid estimation with coprime sampling structures for space‐time adaptive processing

open access: yesIET Radar, Sonar & Navigation, 2021
Parameter estimation for space‐time adaptive processing (STAP) usually encounters conflicts between estimation accuracy and algorithmic computation complexity in practical applications.
Bin Li, Lei Lu, Chengwei Zhou
doaj   +1 more source

Analytical Model for the Relation Between Signal Bandwidth and Spatial Resolution in Steered-Response Power Phase Transform (SRP-PHAT) Maps

open access: yesIEEE Access, 2021
An analysis of the relationship between the bandwidth of acoustic signals and the required resolution of steered-response power phase transform (SRP-PHAT) maps used for sound source localization is presented.
Guillermo Garcia-Barrios   +4 more
doaj   +1 more source

Optimal periodic sampling sequences for nearly-alias-free digital signal processing [PDF]

open access: yes, 2005
Alias-free DSP (DASP) is a methodology of processing signals digitally inside bandwidths that are wider than the famous Nyquist limit of half of the sampling requency.
Tarczynski, A.   +3 more
core   +1 more source

Segmented discrete polynomial-phase transform with coprime sampling

open access: yesThe Journal of Engineering, 2019
Segmented discrete polynomial-phase transform (DPT) integrates input signals to enable detection and parameter estimation of weak linear frequency modulated (LFM) signals.
Shengheng Liu, Yahui Ma, Tao Shan
doaj   +1 more source

Communication Network for Ultrasonic Acoustic Water Leakage Detectors

open access: yesIEEE Access, 2020
Water leaks in the distribution network produce significant losses and cause serious economic inconvenience especially in areas with water shortage.
Ameen Awwad   +4 more
doaj   +1 more source

Total least square clutter cancellation in passive radar

open access: yesThe Journal of Engineering, 2019
In this study, a total least square (TLS) based cancellation method is proposed for suppressing direct and multipath clutter signals in passive radar.
Haihuan Wang, Xiaoyong Lyu, Long Ma
doaj   +1 more source

New Methods for Control System Signal Sampling in Neural Networks of Power Facilities

open access: yesIEEE Access, 2020
The authors of the paper emphasize that when the Nyquist-Shannon sampling theorem is used in practice, there arise several problems, which can be explained only through the use of new methodologies and mathematical models.
Konstantin Osintsev   +2 more
doaj   +1 more source

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