Low Power-Delay-Product Ternary Adder with Optimized Ternary Cycling Gates

Zhiwei Zeng, Guangchao Zhao, Xingli Wang, Beng Kang Tay*, Mingqiang Huang*

*Corresponding author for this work

Research output: Chapter in Book/Report/Conference proceedingConference contribution

1 Citation (Scopus)

Abstract

Ternary logic system has attracted more and more attention because of its higher information density as compared with the binary system. In the prevalent multi-threshold-based ternary logic synthesis method, carbon nanotube field effect transistors (CNTFETs) are intensively utilized to realize various ternary logic circuits due to the convenient control of threshold voltages. However, a general ternary logic gate requires three kinds of threshold voltage, whose specific values needs to be determined to optimize the delay and power performance. In this paper, an unbalanced ternary full adder based on ternary cycling gates is presented. Beneficial from the ternary arithmetical algorithm, the circuit complexity of the ternary adder has been largely simplified with only 93 transistors involved, which is much less than previous works. Besides, the optimal threshold voltage combination method has been investigated to optimize the circuit power-delay-product (PDP), and the lowest PDP of 12.55 aJ is achieved.

Original languageEnglish
Title of host publication2023 6th World Symposium on Communication Engineering, WSCE 2023
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages98-102
Number of pages5
ISBN (Electronic)9798350339505
DOIs
Publication statusPublished - 2023
Externally publishedYes
Event6th World Symposium on Communication Engineering, WSCE 2023 - Thessaloniki, Greece
Duration: Sept 27 2023Sept 29 2023

Publication series

Name2023 6th World Symposium on Communication Engineering, WSCE 2023

Conference

Conference6th World Symposium on Communication Engineering, WSCE 2023
Country/TerritoryGreece
CityThessaloniki
Period9/27/239/29/23

Bibliographical note

Publisher Copyright:
© 2023 IEEE.

ASJC Scopus Subject Areas

  • Artificial Intelligence
  • Computer Networks and Communications
  • Computer Vision and Pattern Recognition
  • Hardware and Architecture
  • Safety, Risk, Reliability and Quality

Keywords

  • Multi-valued logic
  • ternary cycling gates
  • unbalanced ternary full adder

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