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1967 articles for “casing” (ranking capped at the first 2,000 matches — narrow the search to see the rest)
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Design of a 10-bit Segmented Current-Steering CMOS D/A Converter for High Speed Communication System
Abstract: In the present work, design of a 10-bit digital-to-analog (D/A) converter using current segmentation architecture in 0.35 µm double-poly, four-metal, CMOS process has been attempted. The measured differential nonlinearity (DNL) and integral nonlinearity (INL) are 0.8 and 2.5 least significant bits (LSBs) respectively. For sampling frequency of 12-MSample/s, the spurious free dynamic range (SFDR) is better than 56 dB for signal up to Nyquist rate. The worst case power consumption …
Published in Journal of VLSI Design Tools and Technology · Vol. 2, Issue 1-2-3, 2012 · pp. 38–43 Read article
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Low Power RF QPSK MODEM Design
Abstract: System-level simulation including design of CMOS circuits for radio frequency QPSK MODEM targeting applications in 2.45 GHz industrial, scientific and medical (ISM) band has been presented in this paper. Based on the QPSK architecture, the MODEM consists of an analog mixer using a voltage multiplier, a 90 °phase shifter, delay circuits, a voltage adder and a filter to detect the information. A code reuse subsystem block consisting of Chebyshev filter …
Published in Journal of VLSI Design Tools and Technology · Vol. 2, Issue 1-2-3, 2012 · pp. 75–86 Read article
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Design and RTL Implementation for AHB-APB Bridge on SoC
Abstract: The focus of this research is to design and implement an interconnection protocol with 32-bit read/write data which operates on AMBA AHB-APB bridge. With the advent of scaling technology, embedded system focuses more on low-power dissipation and SoCs. Hence processors and routing protocols which focus on low-power design by ARM have gained popularity. In high-speed communication modules, the protocol works efficiently but has limitations with device operating at low speed. …
Published in Journal of VLSI Design Tools and Technology · Vol. 6, Issue 2, 2016 · pp. 44–52 Read article
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A Novel Approach for 3D Floor Planning in VLSI with Minimum Dead Space using a New Topological Structure
Abstract: Floor planning is a key issue in VLSI physical plan. The floor planning issue can be defined as that a given arrangement of 3D rectangular pieces while limiting reasonable cost capacities. Here, we are focusing on the minimization of the aggregate volume of 3D bite the dust. In this paper, another initial topological structure is presented utilizing weighted coordinated chart of a floor planning issue in 3D VLSI physical plan. …
Published in Journal of VLSI Design Tools and Technology · Vol. 7, Issue 1, 2017 · pp. 6–17 Read article
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Low-Power Design of Content Addressable Memory using Master Slave Match Line Architecture
Abstract: Content Addressable Memory (CAM) is a storage unit used for faster accessing of lookup table that reduces processing time for search operation. It is mainly used very-high-speed searching applications like computer networking devices. The MAC address table is implemented with a CAM so that the destination port can be easily detected by reducing the switch’s latency. CAM gets its high speed of operation by parallel search mechanism. This paper proposes …
Published in Journal of VLSI Design Tools and Technology · Vol. 7, Issue 1, 2017 · pp. 29–34 Read article
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An Overview to Transmitter Device Or Gesture Device Components
Abstract: An accelerometer is an electromechanical scheme used to measure acceleration forces. Those powers may be stationary, like the nonstop force of gravity or, as is the case with many movable devices, dynamic to intellect program or vibrations. Acceleration is the capacity of the modification in velocity, or speed separated by phase. Let us take an example, a car speed up from a halt to 60 mph in six seconds is …
Published in Journal of VLSI Design Tools and Technology · Vol. 9, Issue 3, 2019 · pp. 12–15 Read article
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The Study on Energy-Efficient Context-Aware Architecture for Wired or Wireless Communication System
Abstract: The ever-increasing technical developments in the engineering of embedded systems, along with The proliferation of small sensor design and implementation has allowed mobile devices (e.g. Smartphones) understand everyday human acts, events and experiences. Consequently, inferring a wide spectrum of mobile application user-based behaviours from a very diverse background gathered from a collection of sensory measurements has attracted a great deal of attention in the field of ubiquitous sensing science. The …
Published in Journal of VLSI Design Tools and Technology · Vol. 10, Issue 3, 2020 · pp. 1–8 Read article
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Transient Analysis of Non-Uniform Windings or Lines with Non-Linear Termination
Abstract: The paper deals with the transient analysis of non-uniform transmission lines and machine windings with non-linear terminations. The proposed time-domain technique is characterized by a relatively small computational burden. The analytical solution of the derived system of simultaneous differential and algebraic equations is done in Mathematica. The procedure is applied to several representative case studies involving line and winding non-uniformity and/or the non-linearity of the load termination, such as diodes …
Published in Journal of VLSI Design Tools and Technology · Vol. 11, Issue 2, 2021 · pp. 42–50 Read article
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Transient Analysis of Electronic Circuits Including Zener Diodes
Abstract: This paper addresses the transient analysis of the electronic circuits incorporating Zener diodes. It starts with suggesting a new Zener diode model. The model is based on efficiently utilized step functions of the applied voltage. It includes also the diode’s main technical parameters such as its resistances in both the forward and reverse current directions as well as its Zener’s breakdown voltage. The sharp discontinuities of the step-functions are dealt …
Published in Journal of VLSI Design Tools and Technology · Vol. 11, Issue 3, 2021 · pp. 1–9 Read article
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Novel Technique for the Analysis of Electronic Circuits Including Zener Diodes
Abstract: This paper addresses the analysis of electronic circuits including Zener diodes. It starts with a modified Zener diode model, which is based on expressions involving step-functions, its parameters such as the resistances in both current directions as well as its breakdown (or Zener) voltage. In contrast to the earlier approaches expressing the sharp discontinuities characterizing the step-functions in terms of inverse hyperbolic tangent terms, this paper adopts more concise and …
Published in Journal of VLSI Design Tools and Technology · Vol. 11, Issue 3, 2021 · pp. 31–41 Read article
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Analysis of Six-Pulse Bridge Circuits Including Zener and Semiconductor Diodes Part One
Abstract: This paper addresses the analysis of electronic bridge circuits including Zener and/or semiconductor diodes. The analysis is based on recently suggested models for these diodes. A compact Mathematica code written in the Versions 7.0, 11.3 and 12.2 simulating a six-pulse rectifier bridge circuit is then derived and mathematically implemented. It investigates the time-domain transient and steady-state analysis of several representative case studies. In principle, the computer simulation can yield the …
Published in Journal of VLSI Design Tools and Technology · Vol. 12, Issue 1, 2022 · pp. 14–22 Read article
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Analysis of Six-Pulse Bridge Circuits Including Zener and Semiconductor Diodes – Part Two
Abstract: The present study offers a generic method for simulating and modelling six-pulse rectifier bridge circuits in the time domain. These circuits can include Zener and/or semi-conductor type diodes or even a mixture of them. The governing system of simultaneous algebraic and differential equations are listed and solved numerically using a computer code written in Mathematica. The flexibly written program can handle voltage sources of any time waveform, frequency or internal …
Published in Journal of VLSI Design Tools and Technology · Vol. 12, Issue 2, 2022 · pp. 13–21 Read article
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Performance Analysis and study of losses in GaAs Multi Junction Solar cells using Current and Voltage Measurements
Abstract: Cross section coordinated, triple-intersection sunlight based cells with strain repaid quantum spots (QDs) in the GaAs center cell were developed by Metal-Organic Chemical Vapor Deposition (MOCVD). Structures with various quantities of QD layers are contrasted with gauge structures with no QDs. Quantum proficiency and light I-V estimations show an expansion in hamper thickness and debasement of the open circuit voltage for QD sun powered cells. The QDs don't work on …
Published in Journal of VLSI Design Tools and Technology · Vol. 12, Issue 1, 2022 · pp. 1–7 Read article
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STUDIES OF DESIGN OF HYDRAULIC JUMP TYPE STILLING BASIN IN LABORATORY FOR GUNJAWANI DAM, MAHARASHTRA, INDIA
Abstract: ABSTRACTThe water flowing over the spillway acquires a lot of kinetic energy by the time it reaches near the toe of the spillway. If precautionary measures are not made to dissipate this huge kinetic energy of water, large scale scour can take place on down-stream side near the toe of dam and away from it.The kinetic energy of this supercritical flow can be dissipated by converting supercritical flow into subcritical …
Published in Journal of Water Resource Engineering and Management · Vol. 4, Issue 3, 2017 · pp. 15–22 Read article
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River Water and Soil Analysis in Noyyal River, Tirupur
Abstract: Tirupur is famous for its textile industries. Because of this, the rate of water pollution is also very high. The generation of waste water from the industries is the main reason for the waste water problems to the environment. Some industries are not adopting any proper treatment methods to avoid this pollution, because of the high treatment cost. Without giving proper treatment the waste water is dumping in to the …
Published in Journal of Water Resource Engineering and Management · Vol. 1, Issue 1, 2014 · pp. 20–23 Read article
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Catchment Pollution Potential and Pattern of Groundwater Quality
Abstract: Pollutants in groundwater can occur naturally or they can be introduced by various anthropogenic sources of pollution. Both point and non-point sources of pollution affect the quality of surface as well as ground water. As water infiltrates, solute concentrations are typically low. But after penetration their spatial extent follows a regional pattern that needs to be examined in detail. Hence, spatial pattern of important parameters of ground water quality obtained …
Published in Journal of Water Resource Engineering and Management · Vol. 1, Issue 2, 2014 · pp. 19–28 Read article
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Water Resource Analysis and Potential Evaluation of Bhima Basin in Maharashtra (GIS Approach)
Abstract: Potential of surface water and ground water resource evaluated and demand on resource figured out at sub catchment level. HEC-HMS software was used for hydrologic modeling taking dynamic canopy for evapotranspiration, SCS curve number for surface loss, constant monthly for base flow and storage-discharge for reservoir consideration. Basin model and curve numbers were generated using ArcGIS (GeoHMS tools). Ground water fluctuation study on 10 years water level data carried out. …
Published in Journal of Water Resource Engineering and Management · Vol. 2, Issue 2, 2015 · pp. 33–47 Read article
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Flooding of Urban Drainage Systems: Risk Analysis Study
Abstract: Floods are considered as to be among the most severe natural disasters because of their unpredictability, their overwhelming power and the difficulty to assess the related risks. Consequently, flooding damage is inevitable. This paper focuses on the identification of potential flood hazards in urban drainage systems. The flooding causes and modes are analyzed by two main methods: fault tree and event tree. The frequencies of natural events and operational obstacles …
Published in Journal of Water Resource Engineering and Management · Vol. 6, Issue 3, 2019 · pp. 1–5 Read article
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Effect Of Different Shapes Of Air Diffusers On Removal Of Chemical Oxygen Demand Of Wastewater In Activated Sludge Process
Abstract: AbstractOne of the challenges faced in activated sludge process is the low solubility of oxygen in wastewater, affecting the microbial activity due to mass transfer limitations and ultimately hampering the effluent quality. To overcome this limitation various types of diffusers have been in use but the configuration in which the aerators must be placed is still an open question. A series of experiments were conducted using different shapes of diffuser …
Published in Journal of Water Resource Engineering and Management · Vol. 7, Issue 2, 2020 · pp. 9–14 Read article
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Scientific Investigation of the Ancient Water Bodies (Baravas) from Akkalkot Taluka, Solapur District, Maharashtra: Special Emphasis on Tirth and Jeur Region.
Abstract: Ancient water bodies (Baravas), are the step wells of modern culture. These traditional and important structures are neglected by many researchers for water planning aspect. So, this study explores the architecture of stepwells (Baravas), built traditionally in the western Maharashtra for storing and utilizing the groundwater. Step-wells are the constructions up to 3 to 5 store down from ground level comprising a water-body, which majorly are attractively planned. Above stated …
Published in Journal of Water Resource Engineering and Management · Vol. 9, Issue 3, 2022 · pp. 29–38 Read article