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70 articles for “Adders”
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Low Power 8-Bit Square Root Carry Select Adder Constructed By Using 8 Transistor Full Adder
Abstract: Carry select adder is the high speed adder which is designed to speed up arithmetic operations and to reduce the computation time. Carry select adder is used to perform fast arithmetic functions in data processing processors. Low power consumption, reduced area, reduced delay and increased speed are the most important features of the modern electronic system design. In this proposed work, 8 transistor full adder (8T full adder) is used …
Published in Journal of VLSI Design Tools and Technology · Vol. 4, Issue 1, 2014 · pp. 25–29 Read article
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High Speed and Low Power Basic Digital Logic Gates, Half-Adder and Full-Adder Using Modified Gate Diffusion Input Technology
Abstract: In this paper, modified gate diffusion input (MGDI) technology has been used for the design and implementation of digital integrated circuits (ICs). In today’s digital world, IC plays a vital role in high-performance computing, communication, and many consumer electronics. IC manufacturing technology has scaled down to smaller device dimensions. This scaling has a great impact on the design of digital ICs. The main objective of the IC manufacturing technology is …
Published in Journal of VLSI Design Tools and Technology · Vol. 8, Issue 1, 2018 · pp. 34–42 Read article
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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
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Design and Simulation of Full Adder-Based CMOS 4-2 Compressor using CMOS XOR-XNOR Logic
Abstract: This study utilizes the recent development of CMOS transistors to construct an energy-efficient Full adder-based CMOS 4-2 compressor. The CMOS Exclusive-OR-Exclusive-NOR component and multiplexer used in the transmission logic of the novel CMOS compressor include eight transistors. The XOR-XNOR logic style is the most efficient and effective due to its speed and reduced power consumption. Utilizing an operational supply voltage of 0.7 V and 90nm CMOS technology, the Cadence Virtuoso …
Published in Recent Trends in Electronics Communication Systems · Vol. 12, Issue 3, 2025 · pp. 1–8 Read article
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Transistor Full Adder: A Comparative Performance Analysis
Abstract: AbstractIn this work the static energy recovery full adder named 10T13A with reduced 10 transistors is implemented. The fan in and fan-out of gates is also reduced by reducing number of transistors. Calculation of 10T13A full adder various parameters has been at 45 nm technology and compared with MTCMOS technique based 10T13A Full Adder. The active power has been calculated at 45 nm technology using Cadence Virtuoso Tool. Simulation results …
Published in Recent Trends in Electronics Communication Systems · Vol. 5, Issue 3, 2018 · pp. 22–31 Read article
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Design and Simulation of Low Power Allow Area High Speed Carry Save Adder using CMOS 16 nm Technology.
Abstract: In this article, we propose a novel 1-bit hybrid full adder circuit that is implemented using eighteen transistors. Simulations are done using the Mentor Graphics Tool 16nm technologies. The performances are evaluated based on their speed, average power consumption, and power-delay product. The essential components of arithmetic units including compressors, comparators, parity checkers, etc. are full adders. Thus, raising the performance of the entire adder will raise the system's performance. …
Published in International Journal of VLSI Circuit Design & Technology · Vol. 1, Issue 2, 2023 · pp. 17–28 Read article
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An Efficient Tree Structure 32-Bit Brent-Kung Adder for Reducing Time Delay and Memory Utilization
Abstract: AbstractBrent-Kung adder is such of the parallel prefix adders secondhand for speeding of the operation. Parallel prefix adders are the fast adders and dig the arithmetic operations at the expeditious rate. Most Industries are like TMSC, Texas, are used by parallel prefix adders seeing of their advantages compared to a variance adder. Parallel prefix adders are faster and area efficient. Parallel prefix adder is a campaign for increasing the speed …
Published in Journal of Semiconductor Devices and Circuits · Vol. 5, Issue 3, 2018 · pp. 29–35 Read article
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A Simple, Compact, and Power-Efficient Current-Mode Decimal Adder Circuit
Abstract: A size and power efficient current-mode decimal adder is proposed in this paper. The proposed adder does not use binary coded decimal (BCD) number system for processing the decimal data like other decimal adders. Instead, it processes the decimal data as the actual decimal inputs. The proposed adder can be used as a decimal half adder as well as a decimal full adder. The adder is based on simple decimal …
Published in Journal of VLSI Design Tools and Technology · Vol. 4, Issue 2, 2014 · pp. 18–23 Read article
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Design and Implementation of Carry Select Adder based On Wallace tree Multiplier using Adiabatic Logic
Abstract: The Wallace tree multiplier construction using a carry select adder (CSA) and this paper discusses adiabaticlogic. The proposed design aims to reduce power consumption while maintaining high performance.Adiabatic logic is employed to reduce power dissipation by recycling energy during the logic transitions. TheWallace tree multiplier is used to perform fast multiplication of two large numbers by breaking down themultiplication process into smaller sub-tasks. The CSA is used as the adder …
Published in Journal of VLSI Design Tools and Technology · Vol. 13, Issue 2, 2023 · pp. 21–31 Read article
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Review on to Design High Speed and Area Three Oprend Binary Adder Using MDCLCG Architecture
Abstract: The three operands binary adder is a basic function used in the creation of modular arithmetic in various algorithms, such as the pseudorandom bit generator and cryptography. The CS3A carry save adder is commonly used to perform this operation. Nevertheless, the operation's outcome delayed the transmission of O(n) because of the ripple carry step. A dual-optoic adder for parallel prefix computation, such as the Han-Carlson method, can be used to …
Published in Journal of VLSI Design Tools and Technology · Vol. 14, Issue 1, 2024 · pp. 14–22 Read article
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Design and Implementation of Low Latency 16-bit Full Adder
Abstract: In the new age world, modern technology has vast applications in various fields of engineering, medicine, and others. Digital electronics processing and systems play a vital role in the analysis and computation of data representation. Electronic systems have gradually become faster and smaller scale. The primary structural element of any modern ALU-based processor is an adder. Addition is a well-known extremely basic function that is employed in nearly all computing …
Published in Journal of VLSI Design Tools and Technology · Vol. 14, Issue 3, 2024 · pp. 21–31 Read article
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Design and Implementation of A 4-bit Multiplier using Wallace Tree Architecture in 180 nm Technology
Abstract: Over the period of last decade, power dissipation has become one of the most important factors for VLSI designers in the design of most digital systems. Even though the speed and area are considered to be the critical factors in design of digital systems, there is a trade of with power consumption. Adders and multipliers are the most important arithmetic units in a processor and the major sources of power …
Published in Journal of Microcontroller Engineering and Applications · Vol. 2, Issue 1, 2015 · pp. 17–23 Read article
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Single Bit Low-Power High-Speed Full Adder
Abstract: This paper presents a high-speed low-power full adder cells that lead to have a reduced power-delay product (PDP). A comparison against other full-adder structure as having low PDP, in terms of speed, power consumption and area of cells is carried out. This paper contains, a hybrid 1-bit full adder design employing both complementary metal-oxide semiconductor (CMOS) and transmission gate logic styles. First implemented was the design for 1 bit then …
Published in Journal of VLSI Design Tools and Technology · Vol. 7, Issue 3, 2017 · pp. 55–60 Read article
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A Nobel Approach of Designing A 4 Bit Carry Skip Adder Using Reversible Logic
Abstract: This paper presents a method to designing Various Adder Circuits using CMOS Logic Style for Energy-Efficient Arithmetic Applications. We present Ripple Carry Adder, Carry Bypass Adder, Carry Look Ahead Adder and Carry Skip Adder in CMOS logic styles that lead to have reduced power-delay product (PDP). We executes a comparison against each other adders which finally provide result as having a low PDP, with reference to power consumption, speed and …
Published in Journal of VLSI Design Tools and Technology · Vol. 11, Issue 2, 2021 · pp. 24–34 Read article
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An Optimized 32 bit Carry Select Adder Using Modified BEC
Abstract: AbstractAdders play a major role in addition of numbers, multiplications and other advanced processors’ design. Among the conventional adder structures, carry select adder is known to be fastest adder. This adder circuit is used for the design of high speed processors. The CSLA adder architecture is such that it is of less power dissipation, area efficient and high speed. CSLA circuit for 8, 16, 32 bits is designed without multiplexer …
Published in Journal of Semiconductor Devices and Circuits · Vol. 5, Issue 2, 2018 · pp. 27–32 Read article
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Single Bit Low-Power High-Speed Full Adder
Abstract: This paper presents a high-speed low-power full adder cells that lead to have a reduced power-delay product (PDP). A comparison against other full-adder structure as having low PDP, in terms of speed, power consumption and area of cells is carried out. This paper contains, a hybrid 1-bit full adder design employing both complementary metal-oxide semiconductor (CMOS) and transmission gate logic styles. First implemented was the design for 1 bit then …
Published in Journal of VLSI Design Tools and Technology · Vol. 7, Issue 2, 2017 · pp. 55–60 Read article
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Implementation and Analysis of Full Adder using low Power Adiabatic Techniques
Abstract: AbstractIn this study, authors have discussed, designed and compared the low power adiabatic logic energy efficient recovery logic (ECRL) and positive feedback of adiabatic logic (PFAL) with conventional Complementary Mosfet (CMOS) logic. A one-bit full adder using these design techniques are implemented and results are compared like power, delay, transistor count and power delay product. Tanner tool v13 is used for designing of schematic and simulation. From the result, it …
Published in Journal of Semiconductor Devices and Circuits · Vol. 5, Issue 2, 2018 · pp. 1–8 Read article
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An Area Delay Optimized Carry-Select Adder
Abstract: In arithmetic and logic unit of digital signal processor (DSP), adder is the important hardware unit. Carry select adder (CSLA) is the best example of the adder used in DSP and it is widely used in many data processors to increase speed. So, the adder performance affects the overall system-performance. The Regular Square root (SQRT) CSLA consists of two Ripple Carry Adders (RCA), so it consumes more area due to …
Published in Journal of VLSI Design Tools and Technology · Vol. 8, Issue 3, 2018 · pp. 10–14 Read article
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Low Power Area Efficient 4×4 Vedic Multiplier using GDI half adders with Better Delay Performance
Abstract: In the field of VLSI, wireless communication and digital signal processing, low power and area efficient architectures are considered. Majority of such applications uses multiplication. The multiplication is done using repetitive addition and shift and add method. It consumes more area delay and power. Vedic multiplier is one of the efficient multiplier. It is designed using different Vedic techniques or sutras, which reduces the area, power consumption and provide better …
Published in Journal of Control & Instrumentation · Vol. 10, Issue 2, 2019 · pp. 28–39 Read article
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Optimization of a Digital Adder Design Using MOSFET and FinFET Technology
Abstract: AbstractIn this study, a very low power high speed Adder is presented by using short gate mode technique and voltage scaling system for FinFET. MOSFET and FinFET technique is used on 32 nm by adders which compare delay and average power. Parametric study of fins vs. power is also performed in the study. Synopsys HSPICE software is used for obtaining the simulation results. Simulation results show that low power is …
Published in Journal of Electronic Design Technology · Vol. 9, Issue 2, 2018 · pp. 30–33 Read article