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Electronics, Volume 8, Issue 8

2019 August - 92 articles

Cover Story: The selection of suitable semiconducting metal oxide (MOX) gas sensors for any specific gas is time-consuming as the sensor’s sensitivity needs to be characterized at multiple temperatures to find its optimal operating conditions. For reliable results, the power for the sensor's heater needs to be stable and error-free, which can only be achieved if the supply implements failure-avoiding, failure-detection, and power regulation methods. Another challenge is good power conversion efficiency and keeping the system small and lightweight. In our work, we present such an efficient and reliable embedded system for the automated characterization of up to 16 sensors. . View this paper.
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Articles (92)

  • Article
  • Open Access
13 Citations
4,363 Views
16 Pages

As integrated circuit processes become more advanced, feature sizes become smaller and smaller, and more and more processing cores and memory components are integrated on a single chip. However, the traditional bus-based System-on-Chip (SoC) communic...

  • Article
  • Open Access
39 Citations
8,771 Views
17 Pages

Smartphone Camera-Based Optical Wireless Communication System: Requirements and Implementation Challenges

  • Md. Shahjalal,
  • Moh. Khalid Hasan,
  • Mostafa Zaman Chowdhury and
  • Yeong Min Jang

Visible light and infrared bands of the optical spectrum used for optical camera communication (OCC) are becoming a promising technology nowadays. Researchers are proposing new OCC-based architectures and applications in both indoor and outdoor syste...

  • Article
  • Open Access
29 Citations
6,675 Views
16 Pages

A Control Strategy for a Three-Phase Grid Connected PV System under Grid Faults

  • El Malleh Khawla,
  • Dhia Elhak Chariag and
  • Lassaad Sbita

This paper proposes a Low-Voltage Ride-Through control strategy for a three-phase grid-connected photovoltaic (PV) system. At two stages, the topology is considered for the grid-tied system fed by a photovoltaic generator with a boost converter follo...

  • Article
  • Open Access
9 Citations
5,129 Views
28 Pages

SCRAS Server-Based Crosslayer Rate-Adaptive Video Streaming over 4G-LTE for UAV-Based Surveillance Applications

  • Muhammad Naveed,
  • Sameer Qazi,
  • Syed Muhammad Atif,
  • Bilal A. Khawaja and
  • Muhammad Mustaqim

This research focuses on intelligent unmanned aerial vehicle (UAV)-based, real-time video surveillance to ensure better monitoring and security of remote locations over 4G-LTE cellular networks by maximizing end-user quality of experience (QoE). We p...

  • Article
  • Open Access
17 Citations
6,031 Views
21 Pages

A Single-Stage LED Streetlight Driver with Soft-Switching and Interleaved PFC Features

  • Chun-An Cheng,
  • Chien-Hsuan Chang,
  • Hung-Liang Cheng,
  • En-Chih Chang,
  • Tsung-Yuan Chung and
  • Man-Tang Chang

This paper presents a single-stage driver with soft-switching and interleaved power-factor correction (PFC) features suitable for light-emitting diode (LED) energy-saving streetlight applications. The proposed LED streetlight driver integrates an int...

  • Feature Paper
  • Article
  • Open Access
113 Citations
9,619 Views
10 Pages

Parkinson’s Disease Detection from Drawing Movements Using Convolutional Neural Networks

  • Manuel Gil-Martín,
  • Juan Manuel Montero and
  • Rubén San-Segundo

Nowadays, an important research effort in healthcare biometrics is finding accurate biomarkers that allow developing medical-decision support tools. These tools help to detect and supervise illnesses like Parkinson’s disease (PD). This paper co...

  • Article
  • Open Access
6 Citations
8,592 Views
16 Pages

In this paper, a simulation-based system-level conducted susceptibility (CS) testing method for a wireless power transfer (WPT) system is proposed. The proposed method employs 3-dimensional electromagnetic (3D EM) models as well as equivalent circuit...

  • Article
  • Open Access
21 Citations
5,215 Views
20 Pages

Wireless communications for applications of inshore fishery and large area aquatic environmental monitoring are really challenging, due to the characteristics of a long monitoring period, large coverage area, and adverse transmission conditions. Rece...

  • Feature Paper
  • Article
  • Open Access
3 Citations
3,801 Views
11 Pages

We propose a convex optimization approach for an array synthesis pattern to enhance the electromagnetic field in the gap region of a dielectric bow-tie antenna. This method allows the induction of the desired antenna modes by exploiting the concurren...

  • Article
  • Open Access
19 Citations
3,804 Views
22 Pages

A New Predictive Control Strategy for Multilevel Current-Source Inverter Grid-Connected

  • Adyr A. Estévez-Bén,
  • Héctor Juan Carlos López Tapia,
  • Roberto Valentín Carrillo-Serrano,
  • Juvenal Rodríguez-Reséndiz and
  • Nimrod Vázquez Nava

The DC/AC converters—commonly called inverters—transform the DC into AC and are classified as Voltage-Source Inverters (VSIs) or Current-Source Inverters (CSIs). A variant of the CSIs are the Multilevel Current-Source Inverters (MCSIs). I...

  • Article
  • Open Access
20 Citations
6,187 Views
20 Pages

Enhanced Switch Image-Based Visual Servoing Dealing with FeaturesLoss

  • Ahmad Ghasemi,
  • Pengcheng Li,
  • Wen-Fang Xie and
  • Wei Tian

In this paper, an enhanced switch image-based visual servoing controller for a six-degree-of-freedom (DOF) robot with a monocular eye-in-hand camera configuration is presented. The switch control algorithm separates the rotating and translational cam...

  • Article
  • Open Access
4 Citations
4,223 Views
16 Pages

Low-Complexity Failed Element Diagnosis for Radar-Communication mmWave Antenna Array with Low SNR

  • Qingyu Li,
  • Keren Dai,
  • Xiaofeng Wang,
  • Yu Zhang,
  • He Zhang and
  • Defu Jiang

The millimeter-wave (mmWave) antenna array plays an important role in the excellent performance of wireless sensors networks (WSN) or unmanned aerial vehicle (UAV) clusters. However, the array elements are easily damaged in its harsh working environm...

  • Article
  • Open Access
53 Citations
12,514 Views
20 Pages

Performance Analysis of a Grid-Connected Rooftop Solar Photovoltaic System

  • Alper Nabi Akpolat,
  • Erkan Dursun,
  • Ahmet Emin Kuzucuoğlu,
  • Yongheng Yang,
  • Frede Blaabjerg and
  • Ahmet Fevzi Baba

Turkey is among the countries largely dependent on energy import. This dependency has increased interest in new and alternative energy sources. Installation of rooftop solar photovoltaic systems (RSPSs) in Turkey is increasing continuously regarding...

  • Feature Paper
  • Article
  • Open Access
84 Citations
9,587 Views
15 Pages

A Deep Learning Approach to EMG-Based Classification of Gait Phases during Level Ground Walking

  • Christian Morbidoni,
  • Alessandro Cucchiarelli,
  • Sandro Fioretti and
  • Francesco Di Nardo

Correctly identifying gait phases is a prerequisite to achieve a spatial/temporal characterization of muscular recruitment during walking. Recent approaches have addressed this issue by applying machine learning techniques to treadmill-walking data....

  • Article
  • Open Access
16 Citations
5,552 Views
19 Pages

Speech Enhancement for Secure Communication Using Coupled Spectral Subtraction and Wiener Filter

  • Hilman Pardede,
  • Kalamullah Ramli,
  • Yohan Suryanto,
  • Nur Hayati and
  • Alfan Presekal

The encryption process for secure voice communication may degrade the speech quality when it is applied to the speech signals before encoding them through a conventional communication system such as GSM or radio trunking. This is because the encrypti...

  • Article
  • Open Access
6 Citations
3,768 Views
22 Pages

Improved Buffer-Aided Multi-Hop Relaying with Reduced Outage and Packet Delay in Cognitive Radio Networks

  • Shakeel Ahmed Alvi,
  • Riaz Hussain,
  • Qadeer Ul Hasan and
  • Shahzad Ali Malik

Cognitive radio networks have emerged to exploit optimally the scarcely-available radio spectrum resources to enable evolving 5G wireless communication systems. These networks tend to cater to the ever-increasing demands of higher data rates, lower l...

  • Article
  • Open Access
67 Citations
16,784 Views
28 Pages

Road Accidents Detection, Data Collection and Data Analysis Using V2X Communication and Edge/Cloud Computing

  • Kishwer Abdul Khaliq,
  • Omer Chughtai,
  • Abdullah Shahwani,
  • Amir Qayyum and
  • Jürgen Pannek

With the improvement in transportation infrastructure and in-vehicle technology in addition to a meteoric increase in the total number of commercial and non-commercial vehicles on the road, traffic accidents may occur, which usually cause a high deat...

  • Feature Paper
  • Article
  • Open Access
17 Citations
5,335 Views
18 Pages

In this paper, an optimum pricing scheme has been designed to maximize the profits earned by sellers in microgrids through intra-microgrid and inter-microgrid local energy trading. The pricing function is optimized for different priority groups of pa...

  • Feature Paper
  • Article
  • Open Access
21 Citations
9,106 Views
16 Pages

In western countries, robotics is becoming increasingly common in primary and secondary education, both as a specific discipline and a tool to make science, technology, engineering, and mathematics (STEM) subjects more appealing to children. The impa...

  • Article
  • Open Access
49 Citations
7,061 Views
17 Pages

A Low-Cost CPW-Fed Multiband Frequency Reconfigurable Antenna for Wireless Applications

  • Tayyaba Khan,
  • MuhibUr Rahman,
  • Adeel Akram,
  • Yasar Amin and
  • Hannu Tenhunen

A novel, cedar-shaped, coplanar waveguide-fed frequency reconfigurable antenna is proposed. The presented antenna uses low-cost FR4 substrate with a thickness of 1.6 mm. Four PIN diodes are inserted on the antenna surface to variate the current distr...

  • Article
  • Open Access
3 Citations
4,163 Views
20 Pages

Biological Viral Infection Watermarking Architecture of MPEG/H.264/AVC/HEVC

  • Bong-Joo Jang,
  • Suk-Hwan Lee,
  • Young-Suk Lee and
  • Ki-Ryong Kwon

This paper addresses the viral infectious watermarking (VIW) model using biological virus infection for a new-paradigm of video copyright protection of MPEG/H.264/AVC/HEVC. Our model aims to spread or infect the watermark to different codecs each tim...

  • Article
  • Open Access
42 Citations
5,052 Views
25 Pages

In next-generation cars, safety equipment related to assisted driving systems commonly known as ADAS (advanced driver-assistance systems) are of particular interest for the major car-makers. When we talk about the “ADAS system”, we mean t...

  • Feature Paper
  • Article
  • Open Access
8 Citations
3,923 Views
13 Pages

Comprehensive Study on Dynamic Parameters of Symmetric and Asymmetric Ultracapacitors

  • Yakov Abetbool,
  • Shailendra Rajput,
  • Asher Yahalom and
  • Moshe Averbukh

Electrical storage components such as ultracapacitors (UC) have received significant attention from various industrial sectors, from electric vehicles to renewable power plants. This article presents the investigations on dynamic properties of asymme...

  • Article
  • Open Access
22 Citations
6,693 Views
19 Pages

Single image super-resolution (SISR) aims to reconstruct a high-resolution (HR) image from a low-resolution (LR) image. In order to address the SISR problem, recently, deep convolutional neural networks (CNNs) have achieved remarkable progress in ter...

  • Article
  • Open Access
3 Citations
3,847 Views
25 Pages

With the increase in on-orbit maintenance and support requirements, the application of space manipulator is becoming more promising. However, how to control the vibration generated by the space manipulator has been a difficult problem to be solved. T...

  • Article
  • Open Access
16 Citations
5,639 Views
12 Pages

Low Altitude Measurement Accuracy Improvement of the Airborne FMCW Radio Altimeters

  • Ján Labun,
  • Pavol Kurdel,
  • Marek Češkovič,
  • Alexey Nekrasov and
  • Ján Gamec

This manuscript focuses on the analysis of a critical height of radio altimeters that can help for the development of new types of aeronautical radio altimeters with increased accuracy in measuring low altitudes. Altitude measurement accuracy is conn...

  • Article
  • Open Access
18 Citations
7,924 Views
10 Pages

Theoretical Study of InAlN/GaN High Electron Mobility Transistor (HEMT) with a Polarization-Graded AlGaN Back-Barrier Layer

  • Yan Gu,
  • Dongmei Chang,
  • Haiyan Sun,
  • Jicong Zhao,
  • Guofeng Yang,
  • Zhicheng Dai and
  • Yu Ding

An inserted novel polarization-graded AlGaN back barrier structure is designed to enhance performances of In0.17Al0.83N/GaN high electron mobility transistor (HEMT), which is investigated by the two-dimensional drift-diffusion simulations. The result...

  • Article
  • Open Access
29 Citations
10,713 Views
12 Pages

Permittivity of Undoped Silicon in the Millimeter Wave Range

  • Xiaofan Yang,
  • Xiaoming Liu,
  • Shuo Yu,
  • Lu Gan,
  • Jun Zhou and
  • Yonghu Zeng

With the rapid development of millimeter wave technology, it is a fundamental requirement to understand the permittivity of materials in this frequency range. This paper describes the dielectric measurement of undoped silicon in the E-band (60–...

  • Article
  • Open Access
16 Citations
6,059 Views
17 Pages

Localization of Moving Objects Based on RFID Tag Array and Laser Ranging Information

  • Shafiq Ur Rehman,
  • Ran Liu,
  • Hua Zhang,
  • Gaoli Liang,
  • Yulu Fu and
  • Abdul Qayoom

RFID (radio-frequency identification) technology is rapidly emerging for the localization of moving objects and humans. Due to the blockage of radio signals by the human body, the localization accuracy achieved with a single tag is not satisfactory....

  • Article
  • Open Access
2 Citations
2,850 Views
10 Pages

Achieving Spatial Multi-Point Focusing by Frequency Diversity Array

  • Shuai Ding,
  • Yong-Mao Huang,
  • Huan Tang,
  • Maurizio Bozzi and
  • Bing-Zhong Wang

This paper proposes a class of frequency diverse array (FDA) for achieving time-varying spatial focusing for multiple targets. On the basis of single-target focusing of FDA, sequential focus at the four points is achieved by controlling the time peri...

  • Article
  • Open Access
2 Citations
4,891 Views
15 Pages

A Compact, Reliable and Efficient 16 Channel Power Supply for the Automated Screening of Semiconducting Metal Oxide Gas Sensors

  • Christof Hammer,
  • Johannes Warmer,
  • Sebastian Sporrer,
  • Peter Kaul,
  • Ronald Thoelen and
  • Norbert Jung

The choice of suitable semiconducting metal oxide (MOX) gas sensors for the detection of a specific gas or gas mixture is time-consuming since the sensor’s sensitivity needs to be characterized at multiple temperatures to find its optimal opera...

  • Article
  • Open Access
3 Citations
4,609 Views
12 Pages

A Three-Bridge IPT System for Different Power Levels Conversion under CC/CV Transmission Mode

  • Bingyang Luo,
  • Yatao Shou,
  • Jianghua Lu,
  • Ming Li,
  • Xiangtian Deng and
  • Guorong Zhu

This paper proposes an inductive power transfer (IPT) system with three-bridge switching compensation topology. With the proposed IPT topology, the equivalent circuit and the resonant condition are analyzed to achieve the load-independent constant cu...

  • Article
  • Open Access
27 Citations
5,587 Views
8 Pages

A Dual-Band Compact Metamaterial Absorber with Fractal Geometry

  • Francesca Venneri,
  • Sandra Costanzo and
  • Antonio Borgia

A fractal absorber based on a metamaterial configuration is proposed for dual-frequency operation within the UHF band. The miniaturization skills of the proposed fractal shape are used to design a dual-band metamaterial absorber cell with reduced siz...

  • Feature Paper
  • Article
  • Open Access
3 Citations
3,791 Views
10 Pages

In this paper, we propose an underwater code division multiple access system where each sensor node independently evaluates whether a channel is available or not without control message exchanges with a central data-gathering node named a sink. A sen...

  • Article
  • Open Access
26 Citations
7,059 Views
24 Pages

SARM: Salah Activities Recognition Model Based on Smartphone

  • Nafees Ahmad,
  • Lansheng Han,
  • Khalid Iqbal,
  • Rashid Ahmad,
  • Muhammad Adil Abid and
  • Naeem Iqbal

Alzheimer’s is a chronic neurodegenerative disease that frequently occurs in many people today. It has a major effect on the routine activities of affected people. Previous advancement in smartphone sensors technology enables us to help people...

  • Article
  • Open Access
1 Citations
3,944 Views
13 Pages

High Speed Wireless Optical System for Motorsport Data Loggers

  • Alessandro Fontanella,
  • Riccardo Defilippi,
  • Emanuele Torti,
  • Giovanni Danese and
  • Francesco Leporati

Telemetry allows to monitor the behavior of a system and it is applied to many different and popular fields such as motorsport. In this case, a data-logger collects all the data coming from different automobile sensors providing a very reliable image...

  • Article
  • Open Access
7 Citations
3,737 Views
17 Pages

High-Resolution Bistatic ISAR Imaging of a Space Target with Sparse Aperture

  • Lin Shi,
  • Xiaoxiu Zhu,
  • Chaoxuan Shang,
  • Baofeng Guo,
  • Juntao Ma and
  • Ning Han

Due to the large size of space targets, migration through resolution cells (MTRC) are induced by a rotational motion in high-resolution bistatic inverse synthetic aperture radar (Bi-ISAR) systems. The inaccurate correction of MTRC degrades the qualit...

  • Article
  • Open Access
27 Citations
5,838 Views
18 Pages

Aiming at problems of large computational complexity and poor reliability, a parameter matching optimization method of a powertrain system of hybrid electric vehicles based on multi-objective optimization is proposed in this paper. First, according t...

  • Article
  • Open Access
339 Citations
30,928 Views
18 Pages

Multivariable time series prediction has been widely studied in power energy, aerology, meteorology, finance, transportation, etc. Traditional modeling methods have complex patterns and are inefficient to capture long-term multivariate dependencies o...

  • Article
  • Open Access
10 Citations
4,523 Views
15 Pages

Control strategy is the key technology of power electronic converter equipment. In order to solve the problem of controller design, a general design method is presented in this paper, which is more convenient to use computer machine learning and prov...

  • Feature Paper
  • Article
  • Open Access
45 Citations
8,271 Views
29 Pages

Smart meter roll-out in photovoltaic (PV) household-prosumers provides easy access to granular meter measurements, which enables advanced energy services. The design of these services is based on the training and validation of models. However, this r...

  • Article
  • Open Access
32 Citations
6,829 Views
13 Pages

Transmissive metasurface-based dual-wide-band dual circular polarized operation is needed to facilitate volume and size reduction along with polarization diversity for future THz wireless communication. In this paper, a novel dual-wide-band THz linea...

  • Article
  • Open Access
9 Citations
5,278 Views
13 Pages

Development of a Piezoelectric-Based Odor Reproduction System

  • Tengteng Wen,
  • Dehan Luo,
  • Yongjie Ji and
  • Pingzhong Zhong

Odor reproduction, a branch of machine olfaction, is a technology through which a machine represents various odors by blending several odor sources in different proportions and releases them. In this paper, an odor reproduction system is proposed. Th...

  • Article
  • Open Access
2 Citations
3,860 Views
20 Pages

In the present study, a novel multiple three-phase low-voltage and high-current permanent magnet synchronous generation system is proposed, which has only half-turn coils per phase. The proposed system is composed of a generator and two confluence pl...

  • Article
  • Open Access
13 Citations
4,935 Views
14 Pages

In this paper, a comprehensive double-vector approach is proposed to alleviate the common-mode voltage of voltage-source inverters based on a model predictive control scheme. Only six active vectors are selected to alleviate the common-mode voltage....

  • Article
  • Open Access
4 Citations
7,903 Views
16 Pages

Conventional computers based on the Von Neumann architecture conduct computation with repeated data movements between their separate processing and memory units, where each movement takes time and energy. Unlike this approach, we experimentally study...

  • Article
  • Open Access
3 Citations
3,809 Views
18 Pages

This paper addresses the real-time optimization problem to find the most efficient and reliable message chain structure in data communications based on half-duplex command–response protocols such as MIL-STD-1553B communication systems. This pap...

  • Article
  • Open Access
7 Citations
4,409 Views
24 Pages

This paper presents two new models for solving image the deblurring problem in the presence of impulse noise. One involves a high-order total variation (TV) regularizer term in the corrected total variation L1 (CTVL1) model and is named high-order co...

  • Article
  • Open Access
65 Citations
13,772 Views
36 Pages

Android ransomware is one of the most threatening attacks nowadays. Ransomware in general encrypts or locks the files on the victim’s device and requests a payment in order to recover them. The available technologies are not enough as new ranso...

  • Article
  • Open Access
12 Citations
5,172 Views
17 Pages

Dynamic Adaptive Streaming over HTTP (DASH) is a widely used standard for video content delivery. Video traffic, most of which is generated from mobile devices, is shortly to become the most significant part of Internet traffic. Current DASH solution...

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Electronics - ISSN 2079-9292