Search
1209 articles for “module”
-
Comparative Study of a 32 bit Clock Gated ALU based on Carry Skip Adder and Ripple Carry Adder
Abstract: The ALU is one of the most frequently accessed modules in a CPU and is utilized during most instruction executions. Hence the power consumption of the ALU is a major concern. In this paper a low power 32 bit ALU is designed using VHDL. Lower power consumption is achieved by using clock gating technique than conventional design. A carry skip adder with variable block length is used for the arithmetic …
Published in Journal of VLSI Design Tools and Technology · Vol. 3, Issue 2, 2013 · pp. 6–11 Read article
-
Decimator Design for Sigma-Delta ADC
Abstract: This paper describes the design of a decimator which is used in digital signal processing as well as 10-bit sigma-delta analog-to-digital converter to down sample the incoming signal for further applications. It is also used for verification of the sigma-delta modulator functionality to reconstruct the incoming signal. The design has been carried out using 180 nm TSMC, CMOS foundry parameters for spice level 49 model parameters in TANNER EDA (Tspice). …
Published in Journal of VLSI Design Tools and Technology · Vol. 2, Issue 1-2-3, 2012 · pp. 16–28 Read article
-
Design and Performance Trends of Low Power Sigma-Delta A/D Converters
Abstract: Analog-to-Digital Converters (ADCs) act as the bridge linking the real world and the digital world, i.e., they can covert the analog signal to the digital signal, and hence benefit to the storage, processing and transmission of the data. This paper presents a first of its kind study on the various Sigma-Delta (ΣΔ) ADC architectures proposed to achieve low power consumption and their performances have been compared with respect to the …
Published in Journal of VLSI Design Tools and Technology · Vol. 6, Issue 2, 2016 · pp. 5–12 Read article
-
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
-
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
-
A Novel Conflict-Free Efficient Memory-Based Real FFT Processor using UTB
Abstract: AbstractWe present “A Novel Conflict-Free Efficient Memory-Based Real Fast Fourier Transform (RFFT) using Urdhva Tiryagbhayam Butterfly”. In this paper different FFT lengths for address schemes are integrated that supports FFT processing which are used in diverse systems such as telecommunications. Address methods for various FFT lengths are coordinated in this paper to help FFT processing for different frameworks like broadcast communications. The memory bank and address can be produced by …
Published in Journal of VLSI Design Tools and Technology · Vol. 9, Issue 3, 2019 · pp. 1–11 Read article
-
Simulation and Analysis of Grid Integrated Solar PV System under Variable Climatic Conditions
Abstract: Infusing photovoltaic power into the utility network has earned expansive affirmation in nowadays of reasonable force source age and scattering. Lattice associated inverters have propelled inside and out with high-various assortment. Effectiveness, size, weight, steadfastness, etc have all improved in a general sense with the improvement of present and imaginative inverter arrangements and these factors have influenced the expense of delivering inverters. This paper shows a composing overview of the …
Published in Journal of VLSI Design Tools and Technology · Vol. 10, Issue 2, 2020 · pp. 26–33 Read article
-
Adaptive Hysteresis Band Current Controller for the Shunt Active Power Filter Using the d-q0 Reference Frame Theory
Abstract: Recent wide spread applications of power electronic equipment has caused an increase of the harmonic disturbances in the power systems. The nonlinear loads draw harmonic and reactive power components of current from AC mains. Here an adaptive hysteresis band current controlled shunt active power filter is presented to eliminate harmonics and to compensate the reactive power of three-phase rectifier. This current controller changes the hysteresis bandwidth according to modulation frequency, …
Published in Journal of VLSI Design Tools and Technology · Vol. 10, Issue 2, 2020 · pp. 1–7 Read article
-
Hierarchical Methodology Approach to SOC Design: A Comprehensive Look
Abstract: The design scale of a chip has increased many folds in the last few years and shows a continuous exponential trend. This is made possible by the reduction in transistor size and an evolving process technology. As a result, it is possible to move to SoC technology (System on Chip-A single die consisting of multiple subsystems) rather than a traditional ASIC. This has obviously resulted in an increase in the …
Published in Journal of VLSI Design Tools and Technology · Vol. 10, Issue 3, 2020 · pp. 35–42 Read article
-
PWM Technique based evaluation and performance analysis ofZVS Based Resonant Converter
Abstract: A Zero Voltage Switching (ZVS) based Resonant Converter (RC) has been simulated and the performanceis analyses in this paper. A ZVS based resonant converter working under load independent output voltage and no-load regulation is presented in the paper.Pulse width modulation (PWM) is a technology used to regulate outputvoltage. The major transitions of a full-bridge converter that achieves zero-voltage switching across the whole lineand load range by using a linked inductor …
Published in Journal of VLSI Design Tools and Technology · Vol. 12, Issue 2, 2022 · pp. 42–48 Read article
-
Overview of Innovative Battery Management System
Abstract: In battery-powered technologies, also including (hybrid) electric vehicles and portable electronics, the battery management system (BMS) arises as a crucial network element. Many battery-operated industrial and commercial equipment use battery management systems (BMSs) to increase battery efficiency and enable non-destructive estimate of battery state. However, present BMSs are unable to control batteries adequately, which has an impact on the usability of products, due to the inaccurate parameter assessment of old …
Published in Journal of VLSI Design Tools and Technology · Vol. 12, Issue 3, 2022 · pp. 12–19 Read article
-
Smart Home Automation Using ESP32
Abstract: In this paper, a concept or idea for home automation is presented. It involves the use of an ESP32, Blynk, IR remote, and manual switch to control eight relays both online and offline while keeping an eye on the feedback in real time via the Blynk app. Device automation offers a lot of potential for both the current and upcoming generations. In the field of automation, mobile communication technology is …
Published in Journal of VLSI Design Tools and Technology · Vol. 12, Issue 3, 2022 · pp. 20–28 Read article
-
A Review on Mechanical Behavior of Various Strength And Flexure Parameters on Hardened High Strength Fiber Reinforced Concrete (HSFRC)
Abstract: This Review paper presents the Study for effective use of different shapes Steel Fibre for enhancing Flexural capacity of High Strength Concrete Beam, Along with Compressive & tensile strength. The flexural tensile strength or modulus of rupture (MOR) of concrete generally referred to tensile strength is an important parameter for determining deflection, minimum flexural reinforcement and to compute the on-set of visible cracks in a concrete structure under flexure. It …
Published in Recent Trends in Civil Engineering & Technology · Vol. 8, Issue 3, 2018 · pp. 1–5 Read article
-
Analysis of Multistoried RCC Building with Dampers as Energy Dissipation System using ETABS
Abstract: In order to have earthquake resistant structures, fluid viscous dampers have been used.In present study G+7 Story buildings is compared with the seismic effect of structure with dampers and without dampers. In the present study the software ETABS 2017 have been used. Using response spectrum analyses the response of the RC building considered in the present study is evaluated and compared with and without FVD. This study investigates the influence …
Published in Recent Trends in Civil Engineering & Technology · Vol. 10, Issue 2, 2020 · pp. 1–5 Read article
-
Experimental Investigation of Plastic mix Concrete for Pavement Quality Concrete (PQC)
Abstract: ABSTRACT: This project is particularly dealt with the possibility and analysis of using waste Polyethylene Terephthalate (PET) in M40 grade of concrete (from IRC 44) as a partial replacement of fine aggregate with varying percentage of 0%, 2.5%, 7.5%, 12.5%. Various tests performed on cement-like specific gravity, fineness, setting time, standard consistency, etc. on coarse aggregate such as sieve analysis, fineness modulus, specific gravity, etc. On fresh concrete-like slump cone …
Published in Recent Trends in Civil Engineering & Technology · Vol. 10, Issue 2, 2020 · pp. 30–37 Read article
-
Casting of Paver Block Using Waste Plastic for Cold Region
Abstract: Due to population growth, usages of plastic material are increasing day-by-day, most of the plastic material are dumped a landfill and they are not effectively reused in most of the application. Numerous researches in most were carried out using waste rubber in pavement construction. The degradation rate of plastic is also very slow process. It is found that the plastic is a very good binder for aggregate in pavement. Recycling …
Published in Recent Trends in Civil Engineering & Technology · Vol. 10, Issue 3, 2020 · pp. 1–5 Read article
-
Experimental Investigation on the Effect of Manufactured Sand in Concrete
Abstract: Concrete is the most widely used construction material owing to its versatile nature. Three fourth of the concrete is made of aggregates, amongst which fine aggregate has massive demand. River sand is the predominantly used fine aggregate, which is under significance because of the increased demand and less availability. The continuous mining of river sand has also affected the environment; ecologically and economically. Manufactured sand offers viable alternative to natural …
Published in Recent Trends in Civil Engineering & Technology · Vol. 6, Issue 1, 2016 · pp. 45–52 Read article
-
Effect of Size of Crushed Ceramic Tiles as Fine Aggregates in Cement Composites
Abstract: Recent studies have shown marked upsurge of waste production where ceramic contributes to 30% waste production in ceramic industry. Research on ceramic waste as partial substitute for fine aggregate has not been fully exploited. A focused investigation is made to check whether the ceramic waste having particle size same and lesser than fine aggregates as partial substitute in cement mortar and concrete. Ceramic waste collected is crushed into required sizes …
Published in Recent Trends in Civil Engineering & Technology · Vol. 5, Issue 3, 2015 · pp. 46–53 Read article
-
Estimation of Burger Model Parameters by Inverse Analysis of Oedometer Data
Abstract: Contrary to the forward analysis, inverse analysis can be effectively utilized to determine the parameters of a constitutive model commonly used to represent the stress-strain-time behavior or the load-deformation-time behavior of the soil. This paper reports the development of a generalized inverse analysis formulation for the parameter estimation of four-parameter Burger model. The analysis is carried out by formulating the problem as that of mathematical programming in terms of identification …
Published in Recent Trends in Civil Engineering & Technology · Vol. 2, Issue 1-3, 2012 · pp. 37–54 Read article
-
Stiffness of Concrete Flexural Members Increases on Use of Shape Memory Alloy Bars as Reinforcement
Abstract: This paper describes the properties of Shape Memory Alloys (SMAs) and its useful aspect towards utilization in civil engineering structures. The non-linear material behavior in terms of shape memory effect, superelasticity, martensite damping and variable stiffness is presented. The values of effective moment of inertia and cracking moment, of treated and controlled Reinforced Concrete (RC) beams were determined using ACI 318, AS 3600 and CEB-FIP model codes. Treated beams were …
Published in Recent Trends in Civil Engineering & Technology · Vol. 2, Issue 1-3, 2012 · pp. 124–138 Read article