Majid Jafari

PhD Candidate & Research Engineer in Multi-Valued Logic Design

Tehran, IR.

About

Highly accomplished PhD Candidate in Computer Engineering, specializing in the innovative design and simulation of low-power, high-performance multi-valued logic (quaternary) circuits utilizing CNTFET technology. Proven expertise in developing core quaternary components, including arithmetic units, sequential elements, and logic gates, with significant improvements in power-delay product and functional density. Eager to leverage advanced digital circuit design, VLSI, and research skills to drive next-generation computing advancements.

Work

Azad University, Tehran South Branch

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PhD Researcher / Doctoral Candidate

Tehran, Tehran Province, Iran (Islamic Republic of)

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Summary

Led comprehensive research and development for a novel quaternary digital circuit architecture using CNTFET technology, advancing next-generation computing capabilities.

Highlights

Pioneered the development of a foundational CNTFET-based quaternary circuit library, achieving significant improvements in power-delay product and functional density compared to conventional binary designs.

Designed and simulated a complete suite of quaternary digital circuits, including Half Adders, Full Adders, multipliers, flip-flops, counters, shift registers, and fundamental logic gates.

Utilized HSPICE for precise circuit-level simulation and performance analysis, optimizing for low-power and high-speed operation across all designed components.

Authored multiple publications in peer-reviewed journals, contributing to the advancement of quaternary logic unit design and CNTFET-based circuit innovation.

Multiple branches of Azad University, Sama College, Shams University, Payam Noor University

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Adjunct Lecturer

Tehran, Tehran Province, Iran (Islamic Republic of)

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Summary

Delivered comprehensive undergraduate instruction across core computer engineering disciplines, fostering student understanding and practical application of complex technical concepts.

Highlights

Taught a diverse curriculum of 7+ undergraduate courses, including Digital Design, Advanced Programming, Computer Architecture, and Embedded Systems, to hundreds of students annually.

Developed and updated course materials, lab exercises, and assessment strategies to ensure alignment with industry standards and enhance student learning outcomes.

Mentored and guided students in complex topics like 8051 microcontroller programming and Signals & Systems, improving their technical proficiency and problem-solving abilities.

Education

Azad University, Tehran South Branch

Tehran, Tehran Province, Iran (Islamic Republic of)
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PhD Computer Engineering Grade: 17.08/20 (Equivalent: ~3.7/4.0)

Courses

Dissertation: Design and Simulation of a High-Speed, Low-Power Quaternary Arithmetic and Logic Unit Using Carbon Nanotube Field-Effect Transistors (CNFET)

Focus: Design, simulation, and optimization of a complete suite of quaternary digital circuits for next-generation computing.

Key Components Designed: Quaternary Half Adder (QHA), Quaternary Full Adder (QFA), quaternary multiplier, quaternary flip-flops (QFF), quaternary counters, quaternary shift registers, and fundamental quaternary logic gates.

Key Achievement: Established a foundational library of CNTFET-based quaternary circuits, demonstrating significant improvements in power-delay product and functional density compared to binary counterparts.

Azad University, Science and Research Branch

Tehran, Tehran Province, Iran (Islamic Republic of)
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Master Computer Engineering Grade: 17.48/20 (Equivalent: ~3.8/4.0)

Courses

Thesis: Dynamic Memory Structure for Data-Oriented Models Implementation

Designed and implemented an efficient memory management structure optimized for data-oriented programming paradigms, enhancing data access performance.

Azad University, Khoy Branch

Khoy, West Azerbaijan Province, Iran (Islamic Republic of)
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Bachelor Computer Hardware Engineering Grade: 17.04/20 (Excellent) – Graduated with Distinction (Top 10%) | Equivalent: ~3.7/4.0

Courses

Project: Design of an Engineering Calculator with 18-Decimal Digit Precision

Developed a hardware-optimized calculator with high precision for engineering applications.

Publications

Design of High-Performance Quaternary Half Adder, Full Adder, and Multiplier

Analog Integrated Circuits and Signal Processing

Focuses on the design of high-performance quaternary arithmetic units including half adders, full adders, and multipliers.

Efficient Design of a Quaternary Logic Unit Using Carbon Nanotube Field-Effect Transistors

Southern Communication Engineering

A forthcoming publication detailing the design and implementation of a quaternary logic unit using CNTFETs.

Design of New Low-Power and High-Speed Quaternary Flip-Flops Based on CNTFETs

Computers and Electrical Engineering

Research on developing novel low-power and high-speed quaternary flip-flops utilizing CNTFET technology.

Design of a Multiplier for Similar Base Numbers Without Converting Base Using a Data Oriented Memory

Journal of Computer & Robotics

Explores the design of a multiplier for similar base numbers, incorporating data-oriented memory structures to optimize operations.

Languages

Persian

Turkish

English

Skills

VLSI & Digital Design

Multi-Valued Logic, Quaternary Logic, CNTFET Technology, Digital Circuit Design, VLSI Design, Low-Power Design, High-Performance Computing, Arithmetic Logic Units (ALU), Sequential Logic, Combinational Logic, Computer Architecture.

Simulation & EDA Tools

HSPICE, Cadence Virtuoso, OrCAD PSpice, Active-HDL, Electric, Xilinx Vivado, Intel Quartus, Proteus.

Programming & Scripting

C/C++, Python, MATLAB, Verilog, VHDL, SystemVerilog.

Research & Development

Research, Circuit Design, Simulation, Performance Analysis, Algorithm Design, Data-Oriented Programming, Memory Management.

Instruction & Mentoring

Technical Instruction, Curriculum Development, Academic Mentoring, Digital Design, Advanced Programming, Computer Architecture, Signals & Systems, 8051 Microcontroller, Embedded Systems.

General Software

Microsoft Office Suite, CorelDRAW.