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Design and implementation of an efficient single layer five input majority voter gate in quantum-dot cellular

Ali Newaz Bahar1, Sajjad Waheed1

  • 1Department of Information and Communication Technology, Mawlana Bhashani Science and Technology University, Tangail, 1902 Bangladesh.

Springerplus
|June 23, 2016
PubMed
Summary

This study introduces an efficient five-input majority voter gate (MV5) for quantum-dot cellular automata (QCA) circuits. The proposed MV5 enhances circuit efficiency and reduces cell count, enabling low-power reversible computing applications.

Keywords:
Expandable MVFive-input majority gate (MV5)QCA full-adder (FA)QCADesignerQuantum-dot cellular automata (QCA)

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Area of Science:

  • Electrical Engineering
  • Computer Science
  • Nanotechnology

Background:

  • Quantum-dot cellular automata (QCA) circuits rely on majority voter (MV) gates as fundamental logical elements.
  • The efficiency of QCA circuits is directly influenced by the performance of their constituent MV gates.

Purpose of the Study:

  • To present an efficient, single-layer, five-input majority voter gate (MV5) for QCA circuits.
  • To design a multilayer 1-bit full-adder (FA) using the proposed MV5.
  • To evaluate the functional accuracy and power dissipation of the developed circuits.

Main Methods:

  • Design and implementation of a novel single-layer five-input majority voter gate (MV5) using conventional QCA cells.
  • Development of a multilayer 1-bit full-adder (FA) circuit incorporating the MV5 gate.
  • Verification of circuit functionality and accuracy using QCADesigner simulation tools.
  • Estimation of power dissipation for the proposed MV5 and FA circuits.

Main Results:

  • The proposed MV5 features a simple structure, reducing cell count and facilitating easy integration into logical circuits.
  • The designed multilayer 1-bit full-adder demonstrates functional accuracy.
  • Simulations indicate extremely low power dissipation for the MV5 and FA circuits, making them suitable for reversible computing.
  • The outcomes confirm the superiority of the proposed QCA circuits.

Conclusions:

  • The developed efficient MV5 gate offers a significant improvement for QCA circuit design.
  • The proposed circuits exhibit high functional accuracy and minimal power consumption.
  • This research contributes to the advancement of low-power and reversible computing using QCA technology.