High-Gain Graphene-Based Planar Antenna with Enhanced Impedance Matching at 5 GHz

Project Code :TMMAAN184

Objective

To design and evaluate a graphene-based planar monopole antenna operating at 5 GHz, achieving compact structure, excellent impedance matching, stable radiation characteristics, and satisfactory gain for sub-6 GHz wireless communication applications.

Abstract

This project presents the design and analysis of a graphene-based planar monopole antenna operating at the 5 GHz frequency band for wireless communication applications. The proposed antenna is designed on a low-permittivity substrate to achieve compact size and efficient radiation characteristics. Graphene is employed as the radiating material due to its lightweight nature, flexibility, and potential suitability for modern compact and wearable devices. The antenna performance is analyzed using full-wave electromagnetic simulation, focusing on key parameters such as reflection coefficient, gain, and radiation pattern. Simulation results show a strong resonance at 5.1 GHz with a minimum reflection coefficient of approximately βˆ’25 dB, indicating excellent impedance matching. The antenna exhibits stable radiation characteristics with a peak realized gain of about 5.5 dBi and quasi-omnidirectional radiation behavior. These results demonstrate that the proposed graphene-based planar monopole antenna is a promising candidate for sub-6 GHz wireless applications.

Keywordsβ€” Graphene antenna, Planar monopole antenna, 5 GHz wireless communication, Reflection coefficient, Radiation pattern, Gain.

NOTE: Without the concern of our team, please don't submit to the college. This Abstract varies based on student requirements.

Block Diagram

Specifications

Software: HFSS Antenna designing.

Hardware:

  • 64-bit Intel or AMD system, running Windows 10.
  • 8 GB RAM
  • A dedicated graphics card with latest drivers and at least 1GB video RAM, capable of supporting OpenGL 4.5 and DirectX 11, or higher.  Use of integrated graphics (e.g., Intel HD/IRIS) is not recommended and is not support by the Analyze stage in Discovery.  See below for special graphics requirements for ANSYS Discovery Live.
  • 3 button Mouse.

Learning Outcomes

  • Introduction to HFSS
  • What is Antenna designing
  • How to start with HFSS antenna designing.
  • About Electromagnetic environmental setup
  • Designing skills
  • About libraries
  • How to add feed, radiation patterns for Antenna.
  • About HFSS desktop
  • How to use different shapes in creation of Antenna
  • Features of HFSS
  • Basics on HFSS
  • How to create EM fields in HFSS.
  • How to generate directive gain, return loss graphs for different frequencies.
  • How to extend our work to another real time applications
  • Project development Skills
        • Problem analyzing skills
        • Problem solving skills
        • Creativity and imaginary skills
        • Programming skills
        • Deployment
        • Testing skills
        • Debugging skills
        • Project presentation skills
        • Thesis writing skills

 

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