Energy Efficient Approximate Multipliers for Error Resilient Applications: Literature Review

  • Divyasree Mikkili ,Sarada Musala


A multiplication of an arithmetic processor has a key impact on the power dissipation and speed. Many algorithms, such as like recognition and classification in data processing, do not always require precise results. In addition, many errors make little noticeable variations in practice, for instance image processing owing to human perceptual restrictions. Error-tolerant algorithms and their utilization inspired the progress of inexact multipliers which trade-off between power efficiency, area and speed. A lot of researchers are enhancing, the overall performance of multiplication process. The mechanisms for achieving the multiplier objectives have been discussed in this study article and the latest developments in the circuit of inexact multiplier of existing models quickly and presents a relative assessment of their error and circuit traits.