نتایج جستجو برای: Bit-parallel Multiplier

تعداد نتایج: 284286  

Multiplication is a basic operation in any signal processing application. Multiplication is the most important one among the four arithmetic operations like addition, subtraction, and division. Multipliers are usually hardware intensive, and the main parameters of concern are high speed, low cost, and less VLSI area. The propagation time and power consumption in the multiplier are always high. ...

F. Yazdanpanah and A. Vafaei,

A systolic serial multiplier for unsigned numbers is presented which operates without zero words inserted between successive data words, outputs the full product and has only one clock cycle latency. &#10The multiplier is based on a modified serial/parallel scheme with two adjacent multiplier cells. Systolic concept is a well-known means of intensive computational task through replication of fu...

F. Yazdanpanah and A. Vafaei,

A systolic serial multiplier for unsigned numbers is presented which operates without zero words inserted between successive data words, outputs the full product and has only one clock cycle latency. The multiplier is based on a modified serial/parallel scheme with two adjacent multiplier cells. Systolic concept is a well-known means of intensive computational task through replication of func...

Adders and multipliers are two main units of the computer arithmetic processors and play an important role in reversible computations. The binary multiplier consists of two main parts, the partial products generation circuit (PPGC) and the reversible parallel adders (RPA). This paper introduces a novel reversible 4×4 multiplier circuit that is based on an advanced PPGC with Peres gates only. Ag...

Journal: :IEEE Trans. Computers 1998
Çetin Kaya Koç Berk Sunar

We present a new low-complexity bit-parallel canonical basis multiplier for the field GF(2 m ) generated by an all-onepolynomial. The proposed canonical basis multiplier requires m 2 1 XOR gates and m 2 AND gates. We also extend this canonical basis multiplier to obtain a new bit-parallel normal basis multiplier.

1998
C. K. Ko B. Sunar

| We present a new low-complexity bit-parallel canonical basis multiplier for the eld GF2 m generated by a n all-one-polynomial. The proposed canon-ical basis multiplier requires m 2 , 1 XOR gates and m 2 AND gates. We also extend this canonical basis multiplier to obtain a new bit-parallel normal basis multiplier.

2005
Himanshu Thapliyal

In this paper, a single precision IEEE 754 floatingpoint multiplier with high speed and low power is presented. The bottleneck of any single precision floating-point multiplier design is the 24x24 bit integer multiplier. Urdhava Triyakbhyam algorithm of ancient Indian Vedic Mathematics is utilized to improve its efficiency. In the proposed architecture, the 24x24 bit multiplication operation is...

2006
Himanshu Thapliyal Vishal Verma Hamid R. Arabnia

In this paper, a double precision IEEE 754 floating-point multiplier with high speed and low power is presented. The bottleneck of any double precision floatingpoint multiplier design is the 53x53 multiplication of the mantissas (52 bit mantissa+1 hidden bit). This paper proposes a approach to improve this performance bottleneck by adding a redundant 54 bit initialized to ‘0’ in the mantissas o...

2000
Johann Großschädl

The performance of RSA hardware is primarily determined by an efficient implementation of the long integer modular arithmetic and the ability to utilize the Chinese Remainder Theorem (CRT) for the private key operations. This paper presents the multiplier architecture of the RSA crypto chip, a high-speed hardware accelerator for long integer modular arithmetic. The RSA multiplier datapath is re...

This paper presents two efficient implementations of fast and pipelined bit-parallel polynomial basis multipliers over GF (2m) by irreducible pentanomials and trinomials. The architecture of the first multiplier is based on a parallel and independent computation of powers of the polynomial variable. In the second structure only even powers of the polynomial variable are used. The par...

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