Quantum-Dot Cellular Automata (QCA): A Survey

Vol-4 | Issue-5 | May 2019 | Published Online: 15 May 2019    PDF ( 237 KB )
Author(s)
Poreddy Gayathri 1; Dr.R. Mohan Kumar 2

1Research Scholar, Sri Satya Sai University, Sehore M.P. (India)

2Research Guide, Sri Satya Sai University, Sehore M.P. (India)

Abstract

The work did in this proposal is worried about the plan of electronic rationale circuits utilizing Quantum-spot Cellular Automata (QCA). The proposal presents nitty gritty hypothesis about QCA innovation and wording. A few introductory plans and executions, accessible in writing, have been talked about for a top to bottom comprehension of the subject. It has been seen that here is an extension for planning and actualizing new QCA-based rationale circuits and applications with improved circuit parameters like zone, circuit unpredictability and clock delays. This structures inspiration to direct the work completed under this exploration program. It additionally introduces top to bottom investigation of QCA circuits and condenses different contemporary written works accessible toward this path. The criticalness of leading examination on the theme of this proposition has been plentifully legitimized. Combinational way to deal with execute QCA based rationale circuits has been talked about. An endeavor has been made to actualize QCA based XOR and XNOR doors with improved circuit parameters. Run of the mill circuit parameters like plan intricacy, speed and power utilization has been considered while proposing new QCA based circuits in this proposition. Combinational rationale circuits like Inverter/Buffer have been executed utilizing the proposed QCA based XOR/XNOR doors. Novel Code-Converter circuits utilizing the proposed QCA XOR entryway have been executed. Normally, N-bit Binary-to-Gray code converter and 4-bit Excess-3 code converter circuits have been proposed utilizing QCA. The proposed Code-Converters have been tried for their relative favorable circumstances utilizing PC reenactment tests.

Keywords
Noise, Automata, Filtering, Quantum dots, Logic gates, Mathematical model, Image processing.
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