نتایج جستجو برای: bit parallel multiplier

تعداد نتایج: 284286  

2001
Roman Genov

An internally analog, externally digital architecture for parallel vector–matrix multiplication is presented. A threetransistor unit cell combines a single-bit dynamic random-access memory and a charge injection device binary multiplier and analog accumulator. Digital multiplication of variable resolution is obtained with bit-serial inputs and bit-parallel storage of matrix elements, by combini...

Journal: :IACR Cryptology ePrint Archive 2012
Yin Li Gongliang Chen Xiao-ning Xie

This paper presents a new bit-parallel multiplier for the finite field GF (2) generated with an irreducible all-one polynomial. Redundant representation is used to reduce the time delay of the proposed multiplier, while a three-term Karatsuba-like formula is combined with this representation to decrease the space complexity. As a result, the proposed multiplier requires about 10 percent fewer A...

2013
Deepshikha Bharti K. Anusudha

High speed Finite Impulse Response filter (FIR) is designed using the concept of faithfully rounded truncated multiplier and parallel prefix adder. The bit width is also optimized without sacrificing the signal precision. A transposed form of FIR filter is implemented using an improved version of truncated multiplier and parallel prefix adder. Multiplication and addition is frequently required ...

The purpose of this paper is to design a 64×64 bit low power, low delay and high speed Arithmetic Logic Unit (ALU). Arithmetic Logic Unit performs arithmetic operation like addition, multiplication. Adders play important role in ALU. For designing adder, the combination of carry lookahead adder and carry select adder, also add-one circuit have been used to achieve high speed and low area. In mu...

2016
P. Ramya

A bit parallel systolic multiplier in the finite field GF(2) over the polynomial basis where irreducible polynomial generate the field GF(2) is presented. The complexity of the proposed multiplier is compared in terms of area, latency and speed. The proposed multiplier has high throughput as compared with the traditional systolic multiplier. Moreover, this multiplier is highly regular, modular,...

2011
M. N. Murty B. Padhy

Highly efficient arithmetic operations are necessary to achieve the desired performance in many real-time systems and digital image processing applications. In all these applications, one of the important arithmetic operations frequently performed is to multiply and accumulate with small computational time. In this paper, a 4-bit serial parallel multiplier, which can perform both positive and n...

2013
R. Islam R. B. Chowdhury Hafiz Md. Hasan Babu

In this paper, we propose an efficient design of a reversible single precision floating point multiplier based on compressor. The single precision floating point multiplier requires the design of an efficient 24x24 bit integer multiplier. In the proposed architecture, the 24x24 bit multiplication operation is fragmented to nine parallel reversible 8x8 bit multiplication modules. In this paper, ...

Journal: :The Journal of the Korea institute of electronic communication sciences 2014

2012
R. K. Bathija S. Sarkar Rajesh Sahu

High-speed parallel multipliers are one of the keys in RISCs (Reduced Instruction Set Computers), DSPs (Digital Signal Processors), and graphics accelerators and so on. Array multiplier, Booth Multiplier and Wallace Tree multipliers are some of the standard approaches used in implementation of binary multiplier which are suitable for VLSI implementation. A simple digital multiplier (henceforth ...

Journal: :IEICE Transactions 2008
Chiou-Yng Lee

In this paper, a generalized Montgomery multiplication algorithm in GF(2m) using the Toeplitz matrix-vector representation is presented. The hardware architectures derived from this algorithm provide low-complexity bit-parallel systolic multipliers with trinomials and pentanomials. The results reveal that our proposed multipliers reduce the space complexity of approximately 15% compared with an...

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