Research Paper
Gaussian Process for GPS Receiver Predictor and INS GPS Integration
Gaussian Process for GPS Receiver Predictor and INS GPS Integration

Nawras K. Ahmed; Sameir A. Aziez; Ali Y. Khenyab

Volume 41, Issue 2 , February 2023, Page 257-269

https://doi.org/10.30684/etj.2022.131426.1037

Abstract
  Global Positioning System (GPS) has become important and necessary in daily life.  It is possible to reach any destination using GPS, which is included in many lands and marine ...  Read More ...
Research Paper
The Structural and Optical Investigation of Grown GaN Film on Porous Silicon Substrate Prepared by PLD
The Structural and Optical Investigation of Grown GaN Film on Porous Silicon Substrate Prepared by PLD

Haneen D. Jabar; Makram A. Fakhri; Mohammed J. AbdulRazzaq; Subash C. B. Gopinath

Volume 41, Issue 2 , February 2023, Page 270-279

https://doi.org/10.30684/etj.2022.135733.1281

Abstract
  The optical properties of a grown gallium nitride (GaN) thin film on a porous silicon (P-Si) substrate was investigated. A Photo-electrochemical etching method was used to synthesize ...  Read More ...
Research Paper
Reliability Assessment Based on Optimal DGs Planning in the Distribution Systems
Reliability Assessment Based on Optimal DGs Planning in the Distribution Systems

Ali M. Jaleel; Mohammed K. Abd

Volume 41, Issue 2 , February 2023, Page 280-293

https://doi.org/10.30684/etj.2021.131169.1010

Abstract
  Due to increased load demands, distribution systems suffer from high power losses, low voltage levels, high current, and low reliability. To solve these problems, integrate distributed ...  Read More ...
Research Paper
A Modified Global Management Controller for a Grid-connected PV System with Battery under Various Power Balance Modes
A Modified Global Management Controller for a Grid-connected PV System with Battery under Various Power Balance Modes

Diana S. Obaid; Ali J. Mahdi; Mohammed H. Alkafaji

Volume 41, Issue 2 , February 2023, Page 294-308

https://doi.org/10.30684/etj.2022.132323.1102

Abstract
  This work presents an Energy Management System (EMS) constructed on dissimilar power balance modes and dynamic grid power to activate a DC-link microgrid with a solar (PV-array) generator ...  Read More ...
Research Paper
Performance Evaluation of Integrated Antennas on Photovoltaic Solar Cells
Performance Evaluation of Integrated Antennas on Photovoltaic Solar Cells

Ahmed Al-Alawi; Said Al Gheilani; Ahmed Al-Zeidi; Mohammed M. Bait-Suwailam

Volume 41, Issue 2 , February 2023, Page 309-315

https://doi.org/10.30684/etj.2022.134215.1228

Abstract
  The performance of antennas is critical to ensuring reliable wireless communication and robust data transmission. Unfortunately, antennas’ performance gets degraded when loaded ...  Read More ...
Research Paper
Adaptive Neuro-Fuzzy Voltage Control for LCL-Filter Grid-Connected Converter
Adaptive Neuro-Fuzzy Voltage Control for LCL-Filter Grid-Connected Converter

Safa S. Olwie; Abdulrahim T. Humod; Fadhil A. Hasan

Volume 41, Issue 2 , February 2023, Page 316-332

https://doi.org/10.30684/etj.2022.132342.1115

Abstract
  Inductance – Capacitance – Inductance (LCL) filter is a very attractive candidate for renewable energy system applications due to its high efficiency. High attenuation of ...  Read More ...
Research Paper
Fault Detection and Fault Tolerant Control for Anti-lock Braking Systems )ABS) Speed Sensors by Using Neural Networks
Fault Detection and Fault Tolerant Control for Anti-lock Braking Systems )ABS) Speed Sensors by Using Neural Networks

Ayad Q. Abdulkareem; Abdulrahim Th. Humod; Oday A Ahmed

Volume 41, Issue 2 , February 2023, Page 333-344

https://doi.org/10.30684/etj.2022.135106.1259

Abstract
  This paper proposed neural networks to continuously provide alternative constructed signals for vehicle and wheel speed sensors utilized for the Anti-Lock Braking System (ABS), which ...  Read More ...
Review Paper
Review on Virtual Inertia Control Topologies for Improving Frequency Stability of Microgrid
Review on Virtual Inertia Control Topologies for Improving Frequency Stability of Microgrid

Raof F. Idan; Ali J. Mahdi; Thamir M. Abdul Wahhab

Volume 41, Issue 2 , February 2023, Page 345-358

https://doi.org/10.30684/etj.2022.136217.1304

Abstract
  Renewable energy sources (RESs), such as solar and wind power, offer new technologies for meeting the world's energy requirements. The distributed generator (DG) based on RESs has no ...  Read More ...
Research Paper
A Modification of Shortest Path Algorithm According to Adjustable Weights Based on Dijkstra Algorithm
A Modification of Shortest Path Algorithm According to Adjustable Weights Based on Dijkstra Algorithm

Luay S. Jabbar; Eyad I. Abass; Sundus D. Hasan

Volume 41, Issue 2 , February 2023, Page 359-374

https://doi.org/10.30684/etj.2022.136107.1296

Abstract
  It is possible to represent the road map on the paper and study it using Dijkstra`s algorithm to find the shortest path on the real earth. Dijkstra`s Algorithms are used for calculating ...  Read More ...
Research Paper
CNN-based Visual Localization for Autonomous Vehicles under Different Weather Conditions
CNN-based Visual Localization for Autonomous Vehicles under Different Weather Conditions

Shahad S. Ghintab; Mohammed Y. Hassan

Volume 41, Issue 2 , February 2023, Page 375-386

https://doi.org/10.30684/etj.2022.135917.1289

Abstract
  Autonomous vehicles (AV) are expected to improve, transform, and revolutionize ground transportation. Previous techniques are dependent on localization employing pricey inaccuracy Global ...  Read More ...
Research Paper
Improved Design for the High Gain Wideband Matrix Amplifiers Using Differential Cells and Microwave CMOS Technology
Improved Design for the High Gain Wideband Matrix Amplifiers Using Differential Cells and Microwave CMOS Technology

Saeed R. Ridha; Azad R. Kareem; Ashwaq Q. Hameed

Volume 41, Issue 2 , February 2023, Page 387-396

https://doi.org/10.30684/etj.2022.136495.1317

Abstract
  The Matrix Amplifier is a structure designed to increase the gain of the wideband distributed amplifiers. A matrix amplifier is used to improve the pass-band gain while preserving the ...  Read More ...
Research Paper
Antenna Gain-Bandwidth Enhancements Using CRLH Hilbert Fractal-based Structure
Antenna Gain-Bandwidth Enhancements Using CRLH Hilbert Fractal-based Structure

Marwa M. Ismail; Taha A. Elwi; A. J. Salim

Volume 41, Issue 2 , February 2023, Page 397-406

https://doi.org/10.30684/etj.2022.132987.1160

Abstract
  With the development of communication systems, antennas of small size and high gain have become essential to keep up with the new challenges. The metamaterials made these challenges ...  Read More ...
Research Paper
Design and Implement the Innovative Drugstore for Health Care Services Based on Health Mobile Applications and Advanced IoT
Design and Implement the Innovative Drugstore for Health Care Services Based on Health Mobile Applications and Advanced IoT

Yusur S. AL - Saffar; Sabah A. Gitaffa; Abbas H. Issa

Volume 41, Issue 2 , February 2023, Page 407-417

https://doi.org/10.30684/etj.2022.136179.1302

Abstract
  The health care problems are errors in taking medication, improper storage of the medication, irregularly taking the medication on time, and not knowing the side effects of taking medication ...  Read More ...
Research Paper
An Unbalance Three Phase Currents Detection Technique for Load Side Broken Conductor Fault in the Iraqi Distribution System
An Unbalance Three Phase Currents Detection Technique for Load Side Broken Conductor Fault in the Iraqi Distribution System

Ali G. Al-Baghdadi; Mohammed K. Abd; Firas M. F. Flaih

Volume 41, Issue 2 , February 2023, Page 418-434

https://doi.org/10.30684/etj.2022.135940.1291

Abstract
  Electrical supply safety and quality represent targets that Iraqi power distribution companies always strive to meet. Load-side broken conductor fault LSBC is one of the greatest faults ...  Read More ...
Research Paper
SDR-based Intelligent Cooperative Spectrum Sensing for Cognitive Radio Systems
SDR-based Intelligent Cooperative Spectrum Sensing for Cognitive Radio Systems

Ali A. Radhi; Hanan A. R. Akkar; Hikmat N. Abdullah

Volume 41, Issue 2 , February 2023, Page 435-445

https://doi.org/10.30684/etj.2023.136258.1306

Abstract
  In this paper, the software and hardware of a software-defined radio (SDR) platform are used to implement and verify the blind real-time sensing act of intelligent collaborative spectrum ...  Read More ...
Research Paper
Design of Optimal PID Controller for Electric Vehicle Based on Particle Swarm and Multi-Verse Optimization algorithms
Design of Optimal PID Controller for Electric Vehicle Based on Particle Swarm and Multi-Verse Optimization algorithms

Arkan A. Jassim; Ekhlas H. Karam; Mohammed Moanes E. Ali

Volume 41, Issue 2 , February 2023, Page 446-455

https://doi.org/10.30684/etj.2023.135587.1279

Abstract
  The automotive industry is moving toward more environmentally friendly automobiles with greater range and performance than traditional vehicles as the effects of global warming worsen. ...  Read More ...
Research Paper
Artificial Neural Network-Based Transmission Power Control for Underwater Wireless Optical Communication System
Artificial Neural Network-Based Transmission Power Control for Underwater Wireless Optical Communication System

Omar N. Mohammed Salim; Salah A. Adnan; Ammar H. Mutlag

Volume 41, Issue 2 , February 2023, Page 456-466

https://doi.org/10.30684/etj.2022.136247.1309

Abstract
  Several scientists have proposed using an underwater wireless optical communication system (UWOC) to deliver high-speed data services using the abundant optical spectrum. However, wireless ...  Read More ...
Review Paper
A Survey on Microstrip Single/Multiband Bandpass Filter for 5G Applications
A Survey on Microstrip Single/Multiband Bandpass Filter for 5G Applications

Halah I. Khani; Ahmed S. Ezzulddin

Volume 41, Issue 2 , February 2023, Page 467-483

https://doi.org/10.30684/etj.2022.135858.1288

Abstract
  For a long time, extensive research on microstrip bandpass filters has been documented to meet the standards of modern multiservice wireless communication systems. The multiband bandpass ...  Read More ...