design of approximate multiplier using 5:2 compressor

  • Unique Paper ID: 154363
  • Volume: 8
  • Issue: 11
  • PageNo: 447-452
  • Abstract:
  • High-speed multimedia applications have ushered in a new era of approximation-based errortolerant circuits. These programmes provide great performance at the expense of precision. In addition, such approaches minimize system complexity, latency, and power consumption. When compared to conventional method, this is a significant improvement. This study looks at and suggests the design and analysis of two approximation compressors that are smaller, have less delay, and use less power while maintaining the same accuracy. The proposd designs have been carefully evaluated and projected on several scales, including area and time. When compared to a compressor-based approximation multiplier with a ratio of 4: 2, the suggested approximate 5: 2 compressor reduced area and delay16*16 Dadda multipliers are used with the given compressors. These multipliers are on par with state-of-the-art approximation multipliers in terms of accuracy. The research is being expanded to evaluate use of the suggested architecture in error-tolerant applications such as image smoothing and image multiplication.

Copyright & License

Copyright © 2025 Authors retain the copyright of this article. This article is an open access article distributed under the Creative Commons Attribution License which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

BibTeX

@article{154363,
        author = {B.Sree Mangamma and M.MadhuBabu},
        title = {design of approximate multiplier using 5:2 compressor},
        journal = {International Journal of Innovative Research in Technology},
        year = {},
        volume = {8},
        number = {11},
        pages = {447-452},
        issn = {2349-6002},
        url = {https://ijirt.org/article?manuscript=154363},
        abstract = {High-speed multimedia applications have ushered in a new era of approximation-based errortolerant circuits. These programmes provide great performance at the expense of precision. In addition, such approaches minimize system complexity, latency, and power consumption. When compared to conventional method, this is a significant improvement. This study looks at and suggests the design and analysis of two approximation compressors that are smaller, have less delay, and use less power while maintaining the same accuracy. The proposd  designs have been carefully evaluated and projected on several scales, including area and time. When compared to a compressor-based approximation multiplier with a ratio of 4: 2, the suggested approximate 5: 2 compressor reduced area and delay16*16 Dadda multipliers are used with the given compressors. These multipliers are on par with state-of-the-art approximation multipliers in terms of accuracy. The research is being expanded to evaluate use of the suggested architecture in error-tolerant applications such as image smoothing and image multiplication.},
        keywords = {Approximate 5:2 compressors, Approximate Computing, approximate multipliers, error robust applications. },
        month = {},
        }

Cite This Article

  • ISSN: 2349-6002
  • Volume: 8
  • Issue: 11
  • PageNo: 447-452

design of approximate multiplier using 5:2 compressor

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