Browsing by Subject "Signal processing"
Now showing items 1-20 of 45
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A cross-terms geometry based method for components instantaneous frequency estimation using the Cross Wigner-Ville distribution
(2012 , Conference Paper)A novel method for the signal components instantaneous frequency (IF) estimation based on the CrossWigner-Ville distribution (XWVD) is presented. The cross-terms in the XWVD are deliberately formed between the analyzed ... -
A Deep Learning Model for LoRa Signals Classification Using Cyclostationay Features
( IEEE Computer Society , 2021 , Conference Paper)With the witnessed exponential growth of Internet of Things (IoT) nodes deployment following the emerging applications, multiple variants of technologies have been proposed to handle the IoT requirements. Among the proposed ... -
A passive DSP approach to fetal movement detection for monitoring fetal health
(2012 , Conference Paper)Fetal movement can help clinicians understand fetal functional development. Active methods for fetal monitoring such as ultrasound are expensive and there are objections to their long term usage. This paper presents a ... -
A simple cross correlation switched beam system (XSBS) for angle of arrival estimation
( Institute of Electrical and Electronics Engineers Inc. , 2017 , Article)We propose a practical, simple and hardware friendly, yet novel and efficient, angle of arrival (AoA) estimation system. Our intuitive, two-phases cross-correlation-based system requires a switched beam antenna array with ... -
Analysis of cell spectral efficiency of infrastructure relay-enhanced cellular system
( IEEE , 2011 , Conference Paper)In this paper, we investigate the downlink spectral efficiency of infrastructure relay-enhanced cellular systems. In particular, we use the average achieved spectral efficiency at an arbitrary mobile receiver in presence ... -
Arabic speech-controlled wheelchair: A Fuzzy scenario
( IEEE , 2010 , Conference Paper)In this paper, the design of a speech-controlled wheelchair is presented. The main motivation for this design came through the feedback from personal experiences of several colleagues as well as rehabilitation centers of ... -
Calibration of time features and frequency features in the time-frequency domain for improved detection and classification of seizure in newborn EEG signals
( IEEE Computer Society , 2012 , Conference Paper)This paper presents new time-frequency features for seizure detection in newborn EEG signals. These features are obtained by calibrating relevant time features and frequency features in the joint time-frequency domain. The ... -
Carrier aggregation for LTE-advanced: Uplink multiple access and transmission enhancement features
(2013 , Article)Multiple access and transmission enhancement in support of carrier aggregation techniques has been actively studied in the 3GPP LTEAdvanced standardization process of the nextgeneration mobile broadband communication ... -
Cooperative OFDM systems for UWAC with SNR-based relay selection schemes
( IEEE , 2012 , Conference Paper)In this paper, we investigate a multi-carrier multi-relay cooperative system with amplify-and-forward relaying over frequency-selective underwater acoustic channels. Relay selection rules rely on the maximization of ... -
Detection of seizure signals in newborns
( IEEE , 1999 , Conference Paper)This paper considers a system design for processing a multidimensional biomedical signal formed by EEG, ECG, EOG and motion recorded from a newborn, for the purpose of detection of epileptic seizures in newborns as an ... -
Editorial: Time frequency and array processing of non-stationary signals
( Springer , 2012 , Article)Conventional time-frequency analysis methods were extended to data arrays in many applications, and there is the potential for more synergistic development of new advanced tools by exploiting the joint properties of ... -
EEG amplitude and correlation spatial decay analysis for neonatal head modelling
(2012 , Conference Paper)There is an increased need to better understand the relation between brain structures and functions in newborns by using EEG source localization techniques. This requires a realistic head model that would take into account ... -
Estimating the number of sources: An efficient maximization approach
( Institute of Electrical and Electronics Engineers Inc. , 2015 , Conference Paper)Estimating the number of sources received by an antenna array have been well known and investigated since the starting of array signal processing. Accurate estimation of such parameter is critical in many applications that ... -
Event-triggered fault detection for discrete-time LPV systems
( Institute of Electrical and Electronics Engineers Inc. , 2016 , Conference Paper)In this paper, a new event-triggering mechanism is proposed for the problem of fault detection (FD) in discrete-time linear parameter-varying (LPV) systems. A parameter-dependent event-based observer is designed as the ... -
Event-Triggered fault detection, isolation and control design of linear systems
( Institute of Electrical and Electronics Engineers Inc. , 2015 , Conference Paper)In this paper, the problem of event-Triggered integrated fault detection, isolation and control (E-IFDIC) for discrete-Time linear systems is considered. Using a filter to represent, characterize, and specify the E-IFDIC ... -
Event-triggered fault estimation and accommodation design for linear systems
( Institute of Electrical and Electronics Engineers Inc. , 2016 , Conference Paper)The problem of event-triggered active fault-tolerant control (E-AFTC) of discrete-time linear systems is addressed in this paper by using an integrated design of event-triggered fault/state estimator with a fault-tolerant ... -
Event-triggered simultaneous fault detection and consensus control for linear multi-agent systems
( Institute of Electrical and Electronics Engineers Inc. , 2016 , Conference Paper)This paper investigates the design and development of event-triggered simultaneous fault detection and consensus control (SFDCC) problem for a network of linear agents. Each agent is equipped with a distributed SFDCC unit ... -
Fuzzy prediction of complications in craniopathy
( IEEE , 2011 , Conference Paper)Decompressive craniectomy is a neurosurgical procedure in which part of the skull is removed to allow a swelling brain room to expand. It is a life-saving procedure used in the treatment of medically refractory intracranial ... -
Generalised phase synchrony within multivariate signals: An emerging concept in time-frequency analysis
(2012 , Conference Paper)This paper introduces the notion of the instantaneous frequency (IF) based generalized phase synchrony in time-frequency analysis based on the concept of cointegration. This phase synchrony is then quantified by investigating ... -
Hybrid electro-optic plasmonic modulators based on directional coupler switches
( Springer Verlag , 2016 , Article)By breaking the diffraction limit, plasmonics enable the miniaturization of integrated optical signal processing units in a platform compatible with traditional CMOS technology. In such architectures, modulators and switches ...