Design and analysis of RNS-based sign detector for moduli set {2^n, 2^n - 1, 2^n + 1}

Magnitude comparison, sign detection and overflow detection are essential operations of residue number system (RNS) that are used in digital signal processing (DSP) applications. Moreover, sign detection attracts significant attention in RNS as it can also be used in division and magnitude compariso...

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Main Authors: Kumar, Raj (Author), Mishra, Ram Awadh (Author)
Format: EJournal Article
Published: Institute of Advanced Engineering and Science, 2021-04-01.
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001 ijeecs23310_14788
042 |a dc 
100 1 0 |a Kumar, Raj  |e author 
100 1 0 |e contributor 
700 1 0 |a Mishra, Ram Awadh  |e author 
245 0 0 |a Design and analysis of RNS-based sign detector for moduli set {2^n, 2^n - 1, 2^n + 1} 
260 |b Institute of Advanced Engineering and Science,   |c 2021-04-01. 
500 |a https://ijeecs.iaescore.com/index.php/IJEECS/article/view/23310 
520 |a Magnitude comparison, sign detection and overflow detection are essential operations of residue number system (RNS) that are used in digital signal processing (DSP) applications. Moreover, sign detection attracts significant attention in RNS as it can also be used in division and magnitude comparison operations. However, these operations are not easy to perform in RNS. So, there is a need arise to propose a computationally advanced RNS based sign detector. This paper presents an area and power-efficient sign detection circuit for modulo  {2n - 1, 2n, 2n + 1} using mixed radix conversion technique. The proposed sign detector is constructed using a carry save adder (CSA), a modified parallel prefix adder and a carry-generation circuit. Based on the synthesized results using synopsys design compiler, the introduced design offers better results in terms of the area required and power consumption. Although, the speed will remain the same when compared to the recent sign detectors for the same moduli set. 
540 |a Copyright (c) 2021 Institute of Advanced Engineering and Science 
540 |a http://creativecommons.org/licenses/by-nc/4.0 
546 |a eng 
690
690 |a Digital Signal Processing; Mixed radix conversion (MRC); Residue Number System; Sign detection; VLSI design 
655 7 |a info:eu-repo/semantics/article  |2 local 
655 7 |a info:eu-repo/semantics/publishedVersion  |2 local 
655 7 |2 local 
786 0 |n Indonesian Journal of Electrical Engineering and Computer Science; Vol 22, No 1: April 2021; 62-70 
786 0 |n 2502-4760 
786 0 |n 2502-4752 
786 0 |n 10.11591/ijeecs.v22.i1 
787 0 |n https://ijeecs.iaescore.com/index.php/IJEECS/article/view/23310/14788 
856 4 1 |u https://ijeecs.iaescore.com/index.php/IJEECS/article/view/23310/14788  |z Get fulltext