Jurnal Elektronika dan Telekomunikasi
https://www.jurnalet.com/jet
<table style="margin-top: 10px;" border="0"><tbody><tr><td valign="top"><div class="intro"><ul><li><strong><em>ISSN: <a href="https://portal.issn.org/resource/ISSN/1411-8289" target="_blank">1411-8289</a></em></strong> (print)</li><li><strong><em>ISSN: <a href="https://portal.issn.org/resource/ISSN/2527-9955" target="_blank">2527-9955</a></em></strong> (online)</li><li><strong><em>Accreditation Number (<a href="https://sinta.kemdikbud.go.id/journals/profile/931" target="_blank">SINTA 2</a>): <strong><em><a href="https://drive.google.com/file/d/1qXJfpwaBIGhdR3qUkVBD6_-gyRkxmehW/view?usp=sharing">158/E/KPT/2021</a><br /> from Vol.20 No.2 (2020) to Vol.25 No.1 (2025) </em></strong><br /></em></strong></li></ul></div></td></tr></tbody></table><p style="text-align: justify;">Jurnal Elektronika dan Telekomunikasi (JET) is an open access, a peer-reviewed journal published by National Research and Innovation Agency (BRIN). We publish original research papers, review articles, and case studies on the latest research and developments in the field of electronics, telecommunications, and microelectronics engineering. JET is published twice a year <span>(<strong>August and December</strong>) </span>and uses single-blind peer review. It was first published in 2001. Online submission and publishing system using OJS has been adopted since Issue 1, Vol. 16, 2016. Starting Issue 2, Vol. 17, 2017, <strong>Submitted papers should be written in English.</strong> <br /> <br />All submitted articles should report original, previously unpublished research results, experimental or theoretical that are not published and under consideration for publication elsewhere. The publication of submitted manuscripts is subject to peer review, and both general and technical aspects of the submitted paper are reviewed before publication. Manuscripts should follow the style of the journal and are subject to both review and editing. Submissions should be made online via JET submission site: <em><strong><a href="/jet/about/submissions#onlineSubmissions" target="_self">Submit Paper</a></strong></em>. Accepted papers will be available online and will not be charged a publication fee.</p><table style="font-size: 12px;" border="0"><tbody><tr><td valign="top"><div class="intro"><strong>Important Dates</strong><br />Paper Submission Date:<strong><span> Any time</span></strong><!-- <br />Online Publication Date:<strong><span><strong> Last date of June and December</strong></span> --><br />Article Processing Charges (APC):<strong> <strong>Free</strong></strong></div></td></tr></tbody></table>National Research and Innovation Agencyen-USJurnal Elektronika dan Telekomunikasi1411-8289<p><span>Authors who publish with this journal agree to the following terms:</span></p><p>The copyright to this article is transferred to <strong>BRIN</strong> if and when the article is accepted for publication. The undersigned hereby transfers any and all rights in and to the paper including without limitation all copyrights to<strong> </strong>BRIN. The undersigned hereby represents and warrants that the paper is original and that he/she is the author of the paper, except for material that is clearly identified as to its original source, with permission notices from the copyright owners where required. The undersigned represents that he/she has the power and authority to make and execute this assignment. The copyright transfer form can be downloaded <strong><a style="padding: 1px 5px; background-color: #bfffbf; border-radius: 4px; border: 1px solid #b4cde2;" href="/public/Copyright_transfer_agreement_New.docx">here</a></strong>.</p><p>The corresponding author signs for and accepts responsibility for releasing this material on behalf of any and all co-authors. This agreement is to be signed by at least one of the authors who have obtained the assent of the co-author(s) where applicable. After submission of this agreement signed by the corresponding author, changes of authorship or in the order of the authors listed will not be accepted.</p><p><span><br /></span></p>Front Cover Vol. 23 No. 2
https://www.jurnalet.com/jet/article/view/620
Salita Ulitia Prini
Copyright (c) 2023 National Research and Innovation Agency
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2023-12-312023-12-31232Preface Vol. 23 No. 2
https://www.jurnalet.com/jet/article/view/618
Salita Ulitia Prini
Copyright (c) 2023 National Research and Innovation Agency
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2023-12-312023-12-31232Improvement of photovoltaic systems with tracking of the maximum power point in low-irradiation atmospheric conditions
https://www.jurnalet.com/jet/article/view/544
<p>This paper discusses the efficient use of photovoltaic energy in areas with low solar irradiation. To extract the maximum power at low irradiation, we used a maximum power point tracking (MPPT) algorithm based on the combination of fuzzy logic (FL) and the sliding mode (SM) associated with a Proportionnel-Intégral (PI) regulator. The system parameters are calculated using the particle swarm optimization (PSO) technique, which thus ensures the stability of the controller. The performance of the proposed technique is compared with the conventional perturb and observe (P&O) technique in terms of tracking time and tracking efficiency at low irradiation. The simulation results prove that the technique has high tracking efficiency and less convergence time under low irradiation, with fewer power oscillations, low ripple and no overshoot. </p><p> </p><p> </p>Dieudonné Marcel DjanssouDadjé AbdouramaniFabrice Kwefeu MbakopNoël Djongyang
Copyright (c) 2023 National Research and Innovation Agency
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2023-12-312023-12-31232687510.55981/jet.544Interference Management Using Distance-based Clustering Method for D2D Communication Underlaying Multicell Cellular Network
https://www.jurnalet.com/jet/article/view/566
Device-to-Device (D2D) communication is a technology candidate to support the next generation of cellular communication networks. D2D has the potential to boost the efficiency of frequency resources and system capacity. Generally, D2D performs in-band underlaying or shares frequency channels with traditional cellular users, which can cause co-channel interference problems between these two types of users. This paper offers a solution through a clustering technique for D2D users (DUEs) to reduce interference among DUEs. Clustering technique is performed on DUEs by allocating different frequency channels in a group, in order to reduce the interference effects experienced. Thus, it is expected that through this proposed method, both D2D and cellular users can experience better signal quality with minimal interference effects. Two systems have been considered i.e., the conventional/baseline system and the system with the proposed clustering method. The simulation results show that the SINR (Signal to Interference plus Noise Ratio) values and throughput for the proposed system compared to the baseline system has increased. The SINR result obtained is 16.8 dB for the baseline system and 17.68 dB for the proposed system, and resulting an improvement of 5.4%. Therefore, applying the proposed clustering method is able to increase acceptability of the desired signals for the observed DUEs. Then, the throughput value also increases by 5%, i.e., from 56.17 to 59 Mbps, which the system with the proposed clustering method provides a better increase in data transmission speed compared to the baseline system.Soraida SabellaMisfa SusantoFX Arinto Setyawan
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2023-12-312023-12-31232768410.55981/jet.566Estimating the Differential Mode Noise of a DC-DC Converter
https://www.jurnalet.com/jet/article/view/558
Electromagnetic noise emission is inevitable in a DC-DC converter due to the employed switching technique. In low frequency, the noise propagating through cabling and conductive media is called a conducted emission. A conducted emission consists of differential mode and common mode noise. It is advantageous to know an estimate of emission level for each mode during the design phase so that suitable mitigation can be included earlier.. This paper aims to focus on a method to estimate the differential mode noise emission of a DC-DC converter. The estimation is computed using the input capacitor complex impedance and the current that flows through it. As a study case, a boost and buck converters are used for evaluation. The estimation and measurement results are compared. Despite differences at some frequencies, the estimated and measured results generally agree well. Because of its simplicity, the proposed method can be used as a practical tool in the EMC aspect of DC-DC converter design.Yoppy YoppyDwi MandarisAditia Nur BaktiHutomo Wahyu NugrohoYudhistira YudhistiraDeny Hamdani
Copyright (c) 2023 National Research and Innovation Agency
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2023-12-312023-12-31232859010.55981/jet.558Comparison of a Circular Patch Unit Cell Performance for Reflector Applications between Using FR4 and F4BMX220 Substrates at 3.5 GHz Frequency
https://www.jurnalet.com/jet/article/view/587
<p>This paper presents a performance comparison of the circular patch unit cell as a unit cell for reflector application at 3.5 GHz frequency using a dielectric substrate between FR4 and F4BMX220 substrates. A circular patch is chosen as the unit cell of a reflector because it is commonly used, fabricated, and has a wider bandwidth compared to other structures. A performance comparison of the circular patch on both dielectric substrates is presented in a graph of S-parameters, reflection phase, and operating bandwidth, as well as in the table of dimensions, where the result is performed by simulation using CST software. Based on the simulated results, the F4BMX220 has a better performance compared to the FR4 in terms of the reflection value, operating bandwidth, and dielectric substrate thickness. However, a circular patch diameter when using the F4BMX220 is bigger than when using the FR4 substrate because the FR4 substrate has a higher dielectric constant than the F4BMX220, which is twice the F4BMX220 dielectric constant. Also, the F4BMX220 substrate has a narrower bandwidth compared to the FR4 substrate, which is a difference of around 0.1 GHz. The circular patch when using the F4BMX220 substrate has 0.96 of a reflection value, 0.007 of an absorption value, -6.77° of the reflection phase, and 0.24 GHz of the operating bandwidth at the normal incident wave angle (0°). Also, it can be properly worked if the incident wave angle is moving until 60°. The F4BMX220 substrate has the best performance compared to the FR4 substrate because the reflection value is much better value, even at the incident wave angle of 60°.</p>Taufiqqurrachman -Muhammad Kamal Abdul RahimDadin MahmudinR. Priyo Hartono AdjiDeni Permana KurniadiWiny DesvasariSulistyaningsih -Fajri DarwisArief Nur RahmanPrasetyo PutrantoArie SetiawanAminuddin Rizal
Copyright (c) 2023 National Research and Innovation Agency
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2023-12-312023-12-31232919810.55981/jet.587Particle Swarm Optimization (PSO) based Photovoltaic MPPT Algorithm under the Partial Shading Condition
https://www.jurnalet.com/jet/article/view/552
<p>Performance of solar photovoltaic (PV) system degrades considerably when the surface of the PV array is covered with shadows indicated by the reduction in the generated power. Partial shading condition causes the PV array to produce multiple peaks in PV’s characteristic curve causing the non-optimal power generation of the conventional maximum power point (MPPT) algorithm. Therefore, we proposed an optimization of PV system through the design of particle swarm optimization (PSO) algorithm in the MPPT in order to enhance the power extraction during shaded conditions. The evaluation of the performance of MPPT were carried out by comparing tracking time, tracking error and efficiency obtained by the PSO along with the two most used algorithms namely perturb and observe (P&O) and incremental conductance (IC). A partial shading generator function was designed to generate shading patterns randomly. The PV system consists of ten PV modules integrated with DC dummy load through DC-DC boost converter was simulated using MATLAB/SIMULINK. Simulation results show that the proposed PSO could obtain the global maximum power point (GMPP) while tracking performance of the P&O and IC MPPT both were stuck on the local maxima. Moreover, the optimization of PSO MPPT gave a promising result that the efficiency of the PV system was improved by around 4.66% on the dynamic shading conditions, while the MPPT’s tracking time is slowed down by 0.0025 s and 0.0105 s when its compared to the P&O and IC MPPT respectively.</p>Ersalina Werda MuktiAgus RisdiyantoAnt. Ardath KristiRudi Darussalam
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2023-12-312023-12-312329910710.55981/jet.552Design of Brushless DC Motor Driver Based on Bootstrap Circuit
https://www.jurnalet.com/jet/article/view/563
Brushless DC (BLDC) motor is a three-phase motor that cannot work directly with DC current but requires electronic commutation to replace the brush function in DC motor. This paper aims to implement BLDC motor driver integration based on bootstrap circuit using Autodesk Eagle. The driver board consist of bootstrap circuit based on IR2110, MOSFETs, three voltage regulator, ESP32 microcontroller and ACS712 current sensor connection, logic level converter, and BLDC hall effect signal sensor conditioning. The research proposes bootstrap capacitor calculation based on charging/discharging capacitor principle and the minimum motor speed rotation. The implemented driver has 14x10 cm dimension tested to drive 24V/135W/6000rpm sensored BLDC motor using six steps commutation with pulse width modulation (PWM) inserted programmatically in ESP 32 to drive the high side MOSFET of the driver without AND gate circuit. The effect of pwm frequency and dutycycle variation to the speed and current of the motor is investigated. The results showed that the driver with both 12 V and 24 V voltage source and 68 μF bootstrap capacitor work optimally in 20 KHz PWM frequency both in open loop and closed loop speed control test. The motor reach 129 W for the largest power and 5250 rpm for the fastest speed in 24 V supply.Khoirudin FathoniEsa ApriaskarNur Azis SalimVera Noviana SulistyawanRifki Lukman SatriaSyahroni Hidayat
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2023-12-312023-12-3123210811410.55981/jet.563Colloidal TiO2-Modified Mesoporous Electron Transport Layer in Perovskite Solar Cells
https://www.jurnalet.com/jet/article/view/599
The electron transport layer (ETL) is a crucial part in perovskite solar cells (PSC) as it specifically governs the charge extraction at the perovskite/ETL interface. In this study, methylammonium lead iodide-based PSCs with an n-i-p structure were fabricated and modified by adding colloidal TiO<sub>2</sub> into the mesoporous TiO<sub>2</sub> film as ETL. The effect of the colloidal TiO<sub>2</sub> addition on the PSC performance was investigated for ETL comprising different types of TiO<sub>2</sub> particles, i.e. P25 and anatase TiO<sub>2</sub>. Despite producing lower performance than the PSC made with commercial paste, the power conversion efficiency of the PSCs could be improved with the introduction of colloidal TiO<sub>2</sub> solution. An optimum condition was observed depending on the type of TiO<sub>2</sub> particle, where the best performing device was achieved with colloidal TiO<sub>2</sub> of 0.4 and 0.2 mL for P25 and anatase TiO<sub>2</sub>, respectively. The amount of colloidal TiO<sub>2</sub> in samples with P25 overall had less impact than the samples with anatase TiO<sub>2</sub>.Evira Bella YustianiPutri Nur AnggrainiShobih ShobihEri WidiantoLilis RetnaningsihSyoni SoepriyantoImam SantosoNatalita Maulani Nursam
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2023-12-312023-12-3123211512110.55981/jet.599Investigation of Thermoelectric Properties of a Two-Dimensional Janus Si2SbBi and non-Janus SiSb using Computational Method Density-Functional Theory
https://www.jurnalet.com/jet/article/view/567
<p>Two-dimensional materials are of considerable interest owing to their unique electronic and thermal properties. In this study, we investigate the thermoelectric (TE) potential of two-dimensional Janus Si<sub>2</sub>SbBi and compare it with that non-Janus SiSb based on the density-functional theory (DFT) calculations. According to the DFT calculations, both materials exhibit semiconductor properties with bandgaps of 0.728 eV (Janus Si<sub>2</sub>SbBi) and 0.82 eV (SiSb), respectively. Having information on the energy band structure, we evaluated TE properties using the Boltzmann transport equations as a function of Fermi energy as implemented in BoltzTraP2 code. We find a Seebeck coefficient of 1349 (1342)<em> </em> for -type ( -type) dopingat T = 300 K of the Si<sub>2</sub>SbBi monolayer. The results of our study present that the Janus Si<sub>2</sub>SbBi monolayer possesses a high Seebeck coefficient and electrical conductivity, leading to a substantial power factor (PF) of at 300 K. The PF increase with increase in temperature and has the highest peak value up to at 600 K. The results show that the Seebecek coefficient, electrical conductivity and power factor of the Janus Si<sub>2</sub>SbBi monolayer are greater compared to those of non-Janus SiSb monolayer. Our study presents Janus Si<sub>2</sub>SbBi as a potential thermoelectric candidate, highlighting its prospective use in advanced thermoelectric applications.</p>Yusuf AffandiMuhammad Yusrul Hanna
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2023-12-312023-12-3123212212710.55981/jet.567Appendix Vol. 23 No. 2
https://www.jurnalet.com/jet/article/view/619
Salita Ulitia Prini
Copyright (c) 2023 National Research and Innovation Agency
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2023-12-312023-12-31232Back Cover Vol. 23 No. 2
https://www.jurnalet.com/jet/article/view/621
Salita Ulitia Prini
Copyright (c) 2023 National Research and Innovation Agency
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2023-12-312023-12-31232