scholarly journals Low Power Area-Efficient Adiabatic Vedic Multiplier

Author(s):  
K. Narendra ◽  
Sagara Pandu

Designing a low power consuming and area efficient Vedic Multiplier using Hybrid Full Adder. In this paper, Conventional CMOS (CCMOS) Full Adders involved in a conventional Vedic multiplier is replaced with Hybrid Full adders to achieve reduction in power consumption and area. In the proposed system ripple carry adders involved in Vedic multiplier are designed using Hybrid Full Adder. The design is done for 2-bit and it is extrapolated to 16-bit. Performance parameters such as power consumed and area between Vedic multiplier involving CCMOS and Hybrid Full Adder is done and a comparative study over them is made. Significant improvement is achieved in this implementation and the layout design is also implemented for the 2-bit, 4-bit, 8-bit and 16-bit Vedic multiplier for both Conventional CMOS and Hybrid Full-Adder logic styles. The implementation is carried out using Tanner EDA tool under 250-nm technology.


Author(s):  
Anushka Prakash B ◽  
Noah Kiran Nandi ◽  
Marimuthu R ◽  
Balamurugan S ◽  
Duraivel A.N.

2014 ◽  
Vol 573 ◽  
pp. 176-180
Author(s):  
G. Kavitha ◽  
B. Kirthiga ◽  
N. Kirubanandasarathy

In this paper, an area-efficient low power fast fourier transform (FFT) processor is proposed for multi input multi output-orthogonal frequency division multiplexing (MIMO-OFDM) in wireless communication system. It consists of a modified architecture of radix-2 algorithm which is described as modified radix-2 multipath delay commutation (MOD-R2MDC). The OFDM receiver with modified R2MDC (MOD-R2MDC) FFT was designed by Hardware Description Language (HDL) coding The Xilinx ISE Design Suite 10.1 is used as a synthesis tool for getting the power and area. The Model-Sim 6.3c is used for simulation. Also the existing OFDM system has been tested with these FFT algorithms and their performances were analyzed with respect to occupancy area in FPGA and power consumption. A low-power and area efficient architecture enables the real-time operations of MIMO OFDM system.


1998 ◽  
Vol 33 (7) ◽  
pp. 1134-1138 ◽  
Author(s):  
D. Moloney ◽  
J. O'Brien ◽  
E. O'Rourke ◽  
F. Brianti
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