Volume 8 (2020)
Volume 7 (2019)
Volume 6 (2018)
Volume 5 (2017)
Volume 4 (2016)
Volume 3 (2015)
Volume 2 (2014)
Volume 1 (2013)

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Journal of Electrical and Computer Engineering Innovations (JECEI) is an open access semiannual FREE CHARGE publication as a non-commercial publication affiliated with Shahid Rajaee Teacher Training University. The JECEI Journal has been indexed in the well-known world databases mainly; National Center for Biotechnology Information (NCBI), WorldCat, Google Scholar, Publons, Genamics, Islamic World Science Citation Center (ISC) as Primary Journal with Quartile (Q1) and Impact Factor = 0.233, and Scientific Information Database (SID). JECEI has also gained a Scientific rank "A" from the Ministry of Science, Research and Technology. This Journal is committed to follow the Ethics in Publishing Committee (COPE) and complies with the highest ethical standards in accordance with ethical law. All submitted manuscripts are checked for similarity through a trustworthy software to be assured about their originality and then rigorously peer-reviewed by international reviewers.

Original Research Paper Nonlinear System
1. Nonlinear Analysis of Colpitts Oscillator using on Differential Transform Method

A.R. Ghomi Taheri; F. Setoudeh; M. B. Tavakoli

Volume 9, Issue 2 , Summer and Autumn 2021, Pages 127-142


  Background and Objectives: The Differential transform method (DTM) is used in the analysis of ordinary, partial, and high-order differential equations. Recently, the DTM is used in the nonlinear analysis of physical nonlinear dynamic systems. Methods: The DTM method is used to analyze and analytically ...  Read More

Original Research Paper Control
2. Fault Diagnosis of a Permanent Magnet Synchronous Generator Wind Turbine

S. Khodakaramzadeh; M. Ayati; M. R. Haeri Yazdi

Volume 9, Issue 2 , Summer and Autumn 2021, Pages 143-152


  Background and Objectives: Designing a terminal sliding mode observer (TSMO) in order to estimate the potential faults in a wind turbine with a doubly fed induction generator (DFIG) has been studied in previous research works. In this paper, a method for fault detection of a permanent magnet synchronous ...  Read More

Original Research Paper Analogue Integrated Circuits
3. Design of a High-Speed and Low Power CMOS Comparator for A/D Converters

F. Shakibaee; A. Bijari; S.H. Zahiri

Volume 9, Issue 2 , Summer and Autumn 2021, Pages 153-160


  Background and Objectives: Comparators play a critical role in the analog to digital converters (ADCs) and digital to analog converters (DACs). So, different structures have been proposed to improve their performance. Power, delay, offset, and noise are the important factors that have significantly affect ...  Read More

Original Research Paper Microphone Array Processing
4. An Approach for Solving Signal Cancellation Problem in Spherical Microphone Array

M. Kalantari

Volume 9, Issue 2 , Summer and Autumn 2021, Pages 161-172


  Background and Objectives: One major problem in the minimum power distortionless response (MPDR) beamformer is the signal cancellation problem, i.e., the desired signal is canceled by the reflected signal, even though the distortionless response constraint is satisfied. Solving this problem is the objective ...  Read More

Original Research Paper Power Systems
5. Influence of Phase-Shifting Transformers (PSTs) on the Distance Protection of Transmission Lines and Improve the Performance of Distance Relay

H. Sahraei; M. Tolou Askari

Volume 9, Issue 2 , Summer and Autumn 2021, Pages 173-184


  Background and Objectives: With the ever-increasing growth of electric loads, the need for generating electric power grows correspondingly. By considering the limitations of power generation, utilizing novel technologies has gained persistent momentum, one of which is deploying Phase-Shifting Transformers ...  Read More

Original Research Paper Photonics
6. Realization of Ultra-compact All-optical Universal NOR Gate on Photonic Crystal Platform

F. Parandin

Volume 9, Issue 2 , Summer and Autumn 2021, Pages 185-192


  Background and Objectives: Universal NOR gate is one of the most important gates in digital design. The all-optical NOR gate can be designed using photonic crystals. These types of gates have a small size and can be integrated. Methods: In this paper, an optical NOR gate is designed based on 2D photonic ...  Read More

Original Research Paper Image Processing
7. Real-time Lane Detection Based on Image Edge Feature and Hough Transform

A. Fallah; A. Soliemani; H. Khosravi

Volume 9, Issue 2 , Summer and Autumn 2021, Pages 193-202


  Background and Objectives: Lane detection systems are an important part of safe and secure driving by alerting the driver in the event of deviations from the main lane. Lane detection can also save the lifes of car occupants if they deviate from the road due to driver distraction. Methods: In this paper, ...  Read More

Original Research Paper Object Tracking
8. A Variational Level Set Approach to Multiphase Multi-Object Tracking in Camera Network Base on Deep Features

E. Pazouki; M. Rahmati

Volume 9, Issue 2 , Summer and Autumn 2021, Pages 203-214


  Background and Objectives: Object tracking in video streams is one of the issues in machine vision that has many applications. Depending on the type of the object, the number of objects and other inputs used in tracking, object tracking is divided into several different categories. Multi-object tracking ...  Read More

Original Research Paper Nonlinear Control
9. State Space Modeling and Sliding Mode Current Control of the Grid Connected Multi-Level Flying Capacitor Inverters

N. Ghaffari; A. Zakipour; M. Salimi

Volume 9, Issue 2 , Summer and Autumn 2021, Pages 215-228


  Background and Objectives: In this paper, a novel approach for regulation of the output current in the grid-connected three-level flying capacitor inverter is presented by using the sliding mode (SM) method. In the proposed method, it is possible to control the active and reactive components of the inverter ...  Read More

Original Research Paper Geographic Information System
10. The Feasibility of Machine-learning Methods to Extract the Surface Evaporation Quantity using Satellite Imagery

E. Norouzi; S. Behzadi

Volume 9, Issue 2 , Summer and Autumn 2021, Pages 229-238


  Background and Objectives: Climate phenomena such as quantity of surface evaporation are affected by many environmental factors and parameters, which makes modeling and data mining difficult. On the other hand, the estimation of surface evaporation for a target station can be difficult as a result of ...  Read More

Original Research Paper Pulsed Power
11. A High Voltage Isolated Pulse Generator using Magnetic Pulse Compression and Resonant Charging Techniques for Dielectric Barrier Discharge Applications

A. Nejadmalayeri; H. Bahrami; َA. Bali Lashak; I. Soltani

Volume 9, Issue 2 , Summer and Autumn 2021, Pages 239-248


  Background and Objectives: Dielectric Barrier discharge (DBD) is a suitable method to generating Non-thermal plasma at atmospheric pressure, which utilizes Pulsed power supplies as exciters. Increasing pulse voltage range and frequency and compactness are important issues that should be taking into consideration. ...  Read More

Original Research Paper Recommender Systems
12. Hybrid Method of Recommender System to Decrement Cold Start and Sparse Data Issues

K. Vahidy Rodpysh; S. J. Mirabedini; T. Banirostam

Volume 9, Issue 2 , Summer and Autumn 2021, Pages 249-263


  Background and Objectives: The main purpose of the recommender system is to estimate the user's desire and provide a list of items predicted using the appropriate information. Recommender systems offering suggestions items to users face the two challenges of cold start and sparse data. Methods: This ...  Read More

1. THD Analysis in Closed-Loop Analog PWM Class-D Amplifiers

P. Amiri; M. Kohestani; M. Seifouri

Volume 2, Issue 1 , Winter and Spring 2014, , Pages 1-5


  In this paper, we investigate the parameters affecting Total Harmonic Distortion (THD) and Power Supply Rejection Ratio (PSRR) in PWM Class D Amplifiers (CDAs) on the basis of linear models with feedback. From our mathematical analysis, we show that the THD of a PWM Class D amplifier with feedback can ...  Read More

2. A 12 bit 76MS/s SAR ADC with a Capacitor Merged Technique in 0.18µm CMOS Technology

S. Mahdavi

Volume 5, Issue 2 , Summer and Autumn 2017, , Pages 121-130


  A new high-resolution and high-speed fully differential Successive Approximation Register (SAR) Analog to Digital Converter (ADC) based on Capacitor Merged Technique is presented in this paper. The main purposes of the proposed idea are to achieve high-resolution and high-speed SAR ADC simultaneously ...  Read More

3. Alleviating the Small-Signal Oscillations of the SMIB Power System with the TLBO–FPSS and SSSC Robust Controller

H. Shayeghi; A. Ahmadpour; E. Mokaramian

Volume 5, Issue 2 , Summer and Autumn 2017, , Pages 163-170


  Power systems are subjected to small–signal oscillations that can be caused by sudden change in the value of large loads. To avoid the dangers of these oscillations, the Power System Stabilizers (PSSs) are used. When the PSSs can not be effective enough, installation of the Thyristor–based ...  Read More

4. A Signal Processing Approach to Estimate Underwater Network Cardinalities with Lower Complexity

S.A. Hossain; A. Mallik; Md. A. Arefin

Volume 5, Issue 2 , Summer and Autumn 2017, , Pages 131-138


  An inspection of signal processing approach in order to estimate underwater network cardinalities is conducted in this research. A matter of key prominence for underwater network is its cardinality estimation as the number of active cardinalities varies several times due to numerous natural and artificial ...  Read More

5. Finite-Time Consensus Control of Euler-Lagrange Multi-agent Systems in the Presence of Stochastic Disturbances and Actuator Faults

M. Siavash; V. Majd; M. Tahmasebi

Volume 7, Issue 2 , Summer and Autumn 2019, , Pages 163-172


  Background and Objectives: This article discusses a finite-time fault-tolerant consensus control for stochastic Euler-Lagrange multi-agent systems. Methods: First, the finite-time consensus controller of Euler-Lagrange multi-agent systems with stochastic disturbances is presented. Then, the proposed ...  Read More

Original Research Paper Cognitive Radio Networks
1. Joint Improvement of Spectral and Energy Efficiency in Energy Harvesting Based Cognitive Radio Networks

M. Sadeghian Kerdabadi; R. Ghazizadeh; H. Farrokhi

Articles in Press, Accepted Manuscript, Available Online from 10 May 2021


  Background and Objectives: In an energy harvesting cognitive radio network, both energy efficiency and spectrum efficiency can be improved, simultaneously. In this paper, we consider an energy harvesting-based multi-antenna cognitive radio network to execute cooperative spectrum sensing, data transmission ...  Read More

Original Research Paper Electrical Machines
2. Modeling and Analysis of Flat Double-sided Linear Permanent Magnet Synchronous Generator by Magnetic Equivalent Circuit

A. Shiri; S. Niknafs; S. Bagheri

Articles in Press, Accepted Manuscript, Available Online from 10 May 2021


  Background and Objectives: In recent years, linear generators have been broadly utilized to harness wave motion energy. There are various types of linear generators with different magnetic and geometric structures. Among these generators, linear permanent magnet synchronous generator provides a higher ...  Read More

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