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365 articles for “Channel”
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The Effect of the Cyclic Steam Stimulation on the Thermal Cement Bond: Cased Hole Wire Logging Evaluation (Segmented versus Original) Tools
Abstract: When focusing on the oil thermal well life integrity, One of the current trends is to optimize the use of the innovative solutions in order to improve the quality of the cement bonding (i.e. cement to pipe bond and formation). This trend is in a trail application in Fula North East thermal wells in Sudanese oilfields. The objective of this paper is to discuss how the Cyclic Steam Stimulation (CSS) …
Published in Journal of Materials & Metallurgical Engineering · Vol. 9, Issue 3, 2019 · pp. 50–60 Read article
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Computer Modeling of Organic Thin Film Transistors (OTFTs) using Verilog-A
Abstract: AbstractOrganic electronics has drawn considerable attention of the researchers with organic thin film transistors (OTFTs) as key components for various applications. Compared to the silicon industry where public models are well defined and commonly used to provide designers with a relative good description of any process, organic devices are still lacking for their complete device models that can fully describe their electrical characteristics. Therefore, compact model development for OTFTs is …
Published in Journal of Microelectronics and Solid State Devices · Vol. 5, Issue 1, 2018 · pp. 1–7 Read article
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A New Analytical Expression of ASEP with MRC Diversity Over Composite Model of α-μ/Inverse Gaussian Fading Distribution
Abstract: AAbstract: Average Symbol Error Probability (ASEP) is an important performance metrics to evaluate the performance of any wireless communication system, under different modulation schemes over a fading channel. The phenomenon of shadowing and multipath fading are the two important factors which affect wireless communication. Composite modeling is an approach to accustom the effects of both simultaneously. This paper analyzes the performance of a wireless communication system over a composite model …
Published in Journal of Microelectronics and Solid State Devices · Vol. 6, Issue 1, 2019 · pp. 1–6 Read article
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Study and Analysis on Multi-gate MOSFET Design
Abstract: AbstractMulti-gate MOSFET is the emerging technology that is used in the area of low-power VLSI design. Multi-gate devices provide much better advantages over conventional MOSFET. As less power dissipation, decrease size, and more operational value could be obtained. Multi-gate MOSFET devices also reduce cost of production. Thus, design of electronics devices based on multi-gate technology is beneficial in today’s requirement. Basic MOSFET due to its reduction in size shows short …
Published in Journal of Semiconductor Devices and Circuits · Vol. 7, Issue 1, 2020 · pp. 1–7 Read article
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Simulation Study of Process Variations in Double Gate Junctionless Field-Effect Transistors
Abstract: This work discusses the process variations in symmetrical double-gate (DG) junctionless (JL) field-effect transistors (FETs) by device simulation. Output I-V characteristics along with subthreshold slope increase, DIBL variations with drain voltage and threshold voltage shift variations are systematically analyzed with the general variability issues including oxide thickness, channel thickness and doping concentration. Potential distribution in the body channel region is also analyzed. Optimum values of the variability factors are considered …
Published in Journal of Semiconductor Devices and Circuits · Vol. 2, Issue 2, 2015 · pp. 18–27 Read article
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FPGA Implementation of LDPC Codes
Abstract: AbstractLow Density Parity Check (LDPC) are the linear error correction codes for amendment of mistakes, a technique of transmitting the messages over the noisy channel. With lieu- Shannon’s controlled implementation and typically parallel execution of plan, low-density parity check codes are mainly executed at enquire and well-designed area of applications. Bipartite graph is used for development of LDPC codes. LDPC being limit stirring in the direction of codes which means …
Published in Journal of Telecommunication, Switching Systems and Networks · Vol. 5, Issue 1, 2018 · pp. 21–28 Read article
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Performance Evaluation of Multiple Data Rates Flying Ad Hoc Networks Using Rayleigh Fading
Abstract: AbstractAn exertion has been made to delineate the execution of the Rayleigh fading channel models by utilizing QualNet test system as far as QoS parameters are concerned. A situation has been created here for the Rayleigh fading channels with different parameters. The parameters such as data rate and speed of nodes play very important role in the performance analysis and design of the flying ad hoc network over the multipath …
Published in Journal of Telecommunication, Switching Systems and Networks · Vol. 5, Issue 2, 2018 · pp. 8–14 Read article
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Analysis of Cooperative Communication Techniques
Abstract: The scope of this study is to analyze cooperative communication techniques by measuring the symbol error rate vs. signal to noise ratio and analyzing the merits and demerits of those techniques. Unless stated otherwise, the channel is modelled as Rayleigh fading and noise is modeled as white Gaussian. The results of this study can be used to understand the benefits of cooperative protocols and their necessity in future communication systems. …
Published in Journal of Telecommunication, Switching Systems and Networks · Vol. 7, Issue 3, 2020 · pp. 1–9 Read article
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Implementation of RSA and CRT-RSA with MIST to Resist Power Analysis Attacks
Abstract: Security has transformed out into a fundamental range of research in space of computer science. With the advancement of side channel attacks, all the private and public key cryptosystems accessible worldwide has been discovered defenceless. Accordingly there has broughtdireness up in planning resisting systems against such unpredictable attacks. Power analysis attacks, which is the most famous side channel attacks has turned out to be a test for the majority of …
Published in Journal of VLSI Design Tools and Technology · Vol. 7, Issue 3, 2017 · pp. 1–12 Read article
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Performance Analysis of 3T DRAM Using FinFET Based with Leakage Reduction Techniques at 45 nm Technology
Abstract: The proposed area of research is to reduce the power consumption, leakage voltage, leakage current and leakage power of DRAM while maintaining the competitive performance. The Fin FET approach is used in DRAM for high performance. Fin type field effect transistors (Fin FET) are capable substitutes for bulk CMOS at the nano-scale. Fin FET are double gate device. A Fin FET uses an intrinsic body. It greatly suppresses the device-performance …
Published in Journal of VLSI Design Tools and Technology · Vol. 7, Issue 3, 2017 · pp. 28–34 Read article
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Performance Analysis of CMOS and FinFET Based SRAM
Abstract: As CMOS devices are scaled to nanometer regime, the consequences such as short channel effects and variations in the process parameters are increased which affects the reliability and performance of the circuit. In order to over these issues, FinFET can be used as a suitable replacement for CMOS as it is a promising and better technology without sacrificing the reliability and performance of the applications and the circuit design. In …
Published in Journal of VLSI Design Tools and Technology · Vol. 8, Issue 3, 2018 · pp. 23–27 Read article
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Implementation of RSA and CRT-RSA with MIST to Resist Power Analysis Attacks
Abstract: Security has transformed out into a fundamental range of research in space of computer science. With the advancement of side channel attacks, all the private and public key cryptosystems accessible worldwide has been discovered defenceless. Accordingly there has broughtdireness up in planning resisting systems against such unpredictable attacks. Power analysis attacks, which is the most famous side channel attacks has turned out to be a test for the majority of …
Published in Journal of VLSI Design Tools and Technology · Vol. 7, Issue 2, 2017 · pp. 1–12 Read article
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Performance Analysis of 3T DRAM Using FinFET Based with Leakage Reduction Techniques at 45 nm Technology
Abstract: The proposed area of research is to reduce the power consumption, leakage voltage, leakage current and leakage power of DRAM while maintaining the competitive performance. The Fin FET approach is used in DRAM for high performance. Fin type field effect transistors (Fin FET) are capable substitutes for bulk CMOS at the nano-scale. Fin FET are double gate device. A Fin FET uses an intrinsic body. It greatly suppresses the device-performance …
Published in Journal of VLSI Design Tools and Technology · Vol. 7, Issue 2, 2017 · pp. 28–34 Read article
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Quantum Behavior of Charge Carriers in a Symmetrical Double Gate MOSFET
Abstract: Our earlier work on modeling of single gate n-channel metal oxide semiconductor field effect transistor (MOSFET) has been extended to discuss the quantum behavior of charge carriers in symmetrical double gate (DG) MOSFET. The potential profile in the channel region of DG MOSFET has been obtained in parabolic approximation. The parabolic potential facilitates analytical expression for electric field. The appropriate Schrodinger’s equation has been solved to obtain wave functions in …
Published in Journal of VLSI Design Tools and Technology · Vol. 11, Issue 1, 2021 · pp. 17–28 Read article
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Land Surface Temperature Estimation using Landsat ETM+ Data
Abstract: Land Surface Temperature (LST) can be estimated from remotely sensed satellite data. LST is a key parameter in the physics of land surface processes because it is involved in the energy balance as well as in the evapo-transpiration and desertification processes. The knowledge of surface temperature is important to a range of issues and themes in earth sciences central to urban climatology, global environmental change, and human-environment interactions. In this …
Published in Journal of Water Resource Engineering and Management · Vol. 1, Issue 1, 2014 · pp. 8–14 Read article
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Design & Analysis of Overhead Water Tank by Numerical and Software Techniques
Abstract: Water is one of the most important natural resource for the existence of human on the face of this earth. Water flow cycle is a complex network in which water from its original source is passed through multiple channels so as to reach in the consumable form. Overhead Tanks for an important reservoir for temporary water storage which is attached with the proper channels so as to ensure the flow …
Published in Journal of Water Resource Engineering and Management · Vol. 4, Issue 2, 2017 · pp. 5–12 Read article
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Research on Numerical Simulation of Fluids Based on BIM Boundary Conditions in the Lower Fazi River in Taichung
Abstract: Building Information Model (BIM) application in Taiwan, After sorting out the literature, it is found that the water conservancy field is less used, Computer processing technology is becoming more and more mature, Engineering fluid simulation software has various parameter control and high precision, Simulation channel analysis can be controlled by establishing the edge model to control the water conservancy factor, In this study, BIM was introduced into the river section …
Published in Journal of Water Resource Engineering and Management · Vol. 8, Issue 3, 2021 · pp. 1–18 Read article
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Turbulence Characteristics of Flow over Smooth and Rough Beds
Abstract: Experimental study on turbulence measurements in an open channel with smooth and rough beds using acoustic doppler velocimeter (ADV) has been carried out in the present study. Measured velocity distribution along the depth on smooth and rough beds for different discharges and bed slopes is in good agreement with logarithmic law. The turbulence intensities were more near the bed and less near the water surface. Existing equations for turbulence intensities …
Published in Recent Trends in Civil Engineering & Technology · Vol. 2, Issue 1-3, 2012 · pp. 160–166 Read article
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Short Review on the Materials for Microfluidics with the Experiments to Record the Surface-Driven Capillary Flow of Dyed Water in Fabricated Microfluidic Device for Bioengineering Applications
Abstract: In this review, dominant features of suitable materials for the fabrication of microfluidic devices are briefly mentioned. Surface modification techniques are useful to vary the flow-speed in microfluidic devices. Surface modification techniques are dependent on the choice of device materials. In this present paper, a single polymeric microfluidic device as sudden expansion microchannel is fabricated by author using maskless lithography, hot embossing lithography and direct bonding technique. Also, the surface-driven …
Published in Recent Trends in Fluid Mechanics · Vol. 7, Issue 3, 2020 · pp. 1–4 Read article
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Investigations with WDM Network using Optical Cross Connects
Abstract: AbstractOptical cross-connects are key part of the wavelength division multiplexed based optical communication networks. Accordingly, this paper is focused on the performance evaluation for the optical cross-connects. Here, WDM system for the non-return to zero with 100 GHz channel to channel spaced network has been designed. The optical link’s performance has been numerically simulated and successfully explored for the numerous key design parameters at 20 Gbps data rate. Investigations inferred …
Published in Trends in Opto-electro & Optical Communication · Vol. 7, Issue 3, 2017 · pp. 1–6 Read article