Results (13)
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Section: eeeA Study on the Bromine-induced Corrosion/Defects in Wafer Fabrication
by Hua Younan, Liao Jinzhi Lois, Zhu Lei, Liu Binghai and Li Xiaomin
Journal of Engineering Research and Sciences, Volume 3, Issue 2, Page # 8-14, 2024; DOI: 10.55708/js0302002
Abstract: For the semiconductor manufacturing processes, metal corrosion by halogen elements (e.g. fluorine, chlorine, and bromine) is always a critical issue. For the aluminum back-end-of-processes, these halogen elements tend to form aluminum halide defects on the surface of aluminum pads or aluminum metal wires, which can directly lead to the failure and reliability issues of the… Read More
(This article belongs to the Section Electronic Engineering (EEE))
Application of deuterium Oxide (D<sub>2</sub>O) Isotope Tracing Technique for Land Grid Array Package Failure Analysis
by Liao Jinzhi Lois, Liu Qing, Quan Jing, Ye Qing, Zhang Xi, Hua Younan and Li Xiaomin
Journal of Engineering Research and Sciences, Volume 3, Issue 1, Page # 1-5, 2024; DOI: 10.55708/js0301001
Abstract: A land grid array (LGA) is an integrated circuit design with a grid of contacts connected to other components of a printed circuit board. LGA is used for various high-speed and high-frequency applications due to its small terminal parasitic inductance. However, LGA packages are non-hermetic, as most the components of the LGA, like epoxy molding… Read More
(This article belongs to the Section Electronic Engineering (EEE))
Fast RMS-to-DC Measuring Converter
by Igor Sergeyev
Journal of Engineering Research and Sciences, Volume 2, Issue 7, Page # 1-9, 2023; DOI: 10.55708/js0207001
Abstract: Fast AC voltage RMS measuring converter with iterative additive error correction which implements an iteratively integrating conversion method is considered. The use of this converter allows a high conversion rate to be achieved. Error analysis of this converter іs described. Bаsіc equations fоr the determing the convergence condition for the error correction process and the… Read More
(This article belongs to the Section Electronic Engineering (EEE))
An Advanced Load-Line Analysis Software for use in the Design and Simulation of Microwave Low-Distortion, High-Efficiency and High-Power GaN HEMT Amplifiers
by Yasushi Itoh, Takana Kaho and Koji Matsunaga
Journal of Engineering Research and Sciences, Volume 2, Issue 4, Page # 14-21, 2023; DOI: 10.55708/js0204002
Abstract: An advanced load-line analysis software is devised for nonlinear circuit design and simulation of microwave low-distortion, high-efficiency and high-power GaN HEMT amplifiers. A single software package can incorporate DC, small- and large-signal performances of GaN HEMT devices, and then analyze nonlinear performance of amplitude-to-amplitude (AM-AM) and amplitude-to-phase (AM-PM) modulations, and finally evaluate intermodulation distortion (IMD)… Read More
(This article belongs to the Section Electronic Engineering (EEE))
A Tunable Dual-mode SIW Cavity Based Bandpass Filter with Wide Upper Stopband Characteristics
by Md. Atiqur Rahman and Pankaj Sarkar
Journal of Engineering Research and Sciences, Volume 2, Issue 1, Page # 24-29, 2023; DOI: 10.55708/js0201003
Abstract: A new approach to design a bandpass filter using substrate integrated waveguide (SIW) topology is presented here for 5G applications. The aim of the design is to produce a dual mode passband characteristic with wide upper stopband behaviour, centred at 4.7 GHz. Four identical Stepped Impedance Resonator (SIR) slots are etched into the top surface… Read More
(This article belongs to the Special Issue on SP2 (Special Issue on Computing, Engineering and Sciences 2022-23) and the Section Electronic Engineering (EEE))
An Approach for PAPR Reduction in OFDM System using RCF Technique
by Juhi Singh
Journal of Engineering Research and Sciences, Volume 1, Issue 10, Page # 13-18, 2022; DOI: 10.55708/js0110003
Abstract: OFDM is one of the important modulation techniques for wireless communication which is the advanced version of FDM. Now-a-days congestion networking is growing like AI, IoT, 5G etc. so there is a need of high data rate with low BER. For such a network there is requirement of high-speed secured data transmission that is multicarrier… Read More
(This article belongs to the Section Electronic Engineering (EEE))
Hexagonal CSRR Based Broadband Monopole Antenna at UHF-Band
by Suleyman Meliksah Yayan and Ali Furkan Aslan
Journal of Engineering Research and Sciences, Volume 1, Issue 9, Page # 1-7, 2022; DOI: 10.55708/js0109001
Abstract: In this work, complementary split ring resonators (CSRR) based broadband monopole antenna is proposed. A variety of geometrical shapes are studied as a radiator to find out the radiator with the highest possible return loss bandwidth potential. It has been found that the semi-circularly shaped resonator has the widest VSWR<3 bandwidth. Therefore, a monopole antenna… Read More
(This article belongs to the Special Issue on SP1 (Special Issue on Multidisciplinary Sciences and Advanced Technology 2022) and the Section Electronic Engineering (EEE))
Hybrid Frameworks for the Multi-objective Optimization of Distributed Generation Units and Custom Power Devices with Simultaneous Distribution Network Reconfiguration
by Pamela Ramsami and Robert Tat Fung Ah King
Journal of Engineering Research and Sciences, Volume 1, Issue 5, Page # 186-197, 2022; DOI: 10.55708/js0105020
Abstract: The increased penetration of renewable energy sources in the distribution system affects the stability and efficiency of the system. To account for the intermittent nature of these sources, distribution network reconfiguration and the integration of custom power devices are important. This paper aims to identify the optimum location of photovoltaic systems and unified power quality… Read More
(This article belongs to the Section Electronic Engineering (EEE))
Survey on Developing a Low Cost System for Taxi Payment
by Suleiman Taha and Raed Saeed Mohammad Daraghma
Journal of Engineering Research and Sciences, Volume 1, Issue 5, Page # 154-159, 2022; DOI: 10.55708/js0105016
Abstract: In this post, we built a small gadget that can be placed in the front of the cockpit, closer to the driver, and can be accessed by both the taxi driver and the passenger. It is simple to operate since it has a crystal display that displays a wealth of information about both the section… Read More
(This article belongs to the Section Electronic Engineering (EEE))
Determining the Parameters of the Sine-Wave Filter Factors Affecting Filtration Quality
by Pustovetov Mikhail
Journal of Engineering Research and Sciences, Volume 1, Issue 4, Page # 127-136, 2022; DOI: 10.55708/js0104015
Abstract: The paper deals with proposals for the procedure of selecting the parameters of the sine-wave filter in case of increased voltage frequency (400—600 Hz) on the output of frequency converter, which is an element of power supply system. Author describes in article the structure of the power supply system for an unmanned underwater vehicle, which… Read More
(This article belongs to the Special Issue on SP1 (Special Issue on Multidisciplinary Sciences and Advanced Technology 2022) and the Section Electronic Engineering (EEE))
System Identification of FIR Filters
by Sudheesh Kannur Vasudeva Rao, Kiran, Naveen Kumar and Mahadevaswamy
Journal of Engineering Research and Sciences, Volume 1, Issue 4, Page # 74-80, 2022; DOI: 10.55708/js0104010
Abstract: Identification of Finite Impulse Response (FIR) filters refer to finding out the coefficients also known as the weights of its transfer function. Adaptive filtering using Least Mean Square (LMS) Algorithm is used to find the estimated weights of the transfer function, using ATMEGA16 processor. This method can be used to find the coefficients of complex… Read More
(This article belongs to the Section Electronic Engineering (EEE))
An Overview of Cyber Security Considerations and Vulnerabilities in Critical Infrastructure Systems and Potential Automated Mitigation - A Review
by Roberto Mazzolin and Asad Madni
Journal of Engineering Research and Sciences, Volume 1, Issue 4, Page # 09-21, 2022; DOI: 10.55708/js0104002
Abstract: Executive leadership in government, military and industry are faced with many difficult challenges when trying to understand the complex interaction of public and government security policies, the vulnerabilities in the wide array of key technologies supporting critical infrastructure upon which society is vitally dependent, and the identification of key cyber security trends that will need… Read More
(This article belongs to the Section Electronic Engineering (EEE))
Call Admission Control for Real-Time Applications of TVWS Wireless Access from HAP
by Habib M. Hussien, Sultan F. Meko, Konstantinos Katzis, Luzango P. Mfupe and Ephrem T. Bekele
Journal of Engineering Research and Sciences, Volume 1, Issue 3, Page # 98-105, 2022; DOI: 10.55708/js0103010
Abstract: The rapid change in link capacity and user count induced by platform mobility in communication systems based on high altitude platform stations (HAPS) exploiting TV White Space (TVWS) spectrum may result in a high rate of handover failure and reduced resource utilization. In addition, in High Altitude Platform (HAP) wireless networks exploiting TV White Space… Read More
(This article belongs to the Section Electronic Engineering (EEE))