A DUAL-PORT ANTENNA FOR WIDE AND NARROWBAND APPLICATIONS

Authors

  • Sahar Chagharvand UTM-MIMOS Centre of Excellence in Telecommunication Technology, Faculty of Electrical Engineering, Universiti Teknologi Malaysia, 81310 UTM Johor Bahru, Johor, Malaysia
  • M. R. Hamid UTM-MIMOS Centre of Excellence in Telecommunication Technology, Faculty of Electrical Engineering, Universiti Teknologi Malaysia, 81310 UTM Johor Bahru, Johor, Malaysia
  • M. R. Kamarudin Wireless Communication Centre (WCC), Faculty of Electrical Engineering, Universiti Teknologi Malaysia, 81310 UTM Johor Bahru, Johor, Malaysia

DOI:

https://doi.org/10.11113/jt.v77.6275

Keywords:

Dual port, slot antenna, reconfigurable, PIN diode switches

Abstract

This paper presents a study on a dual port antenna with wide and narrowband functionality. The proposed structure incorporates two antennas into a single substrate by sharing same ground plane. In this structure, two ports are used. One port is used for wideband function that works from 1 to 3.7 GHz. The other one is used for reconfigurable narrowband operation, which supports single, dual and triple-band modes. Reconfiguration of the narrowband antenna is achieved by means of PIN diode switches. The single-band operates at 2 GHz. The dual-band provides two center frequencies at 1.8 GHz and 2.4 GHz, while the triple-band operates at 1.4, 1.8, and 2.6 GHz. The coupling between the two ports is signified by the S12 and S21 parameters. The coupling is below -10dB across the full operating range of the antenna measured in S12 and S21 parameter. These features are potentially useful for Cognitive Radio systems.

References

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CST.2014.: Microwave Studio Based On The Finite Integration Technique

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Published

2015-11-16

Issue

Section

Science and Engineering

How to Cite

A DUAL-PORT ANTENNA FOR WIDE AND NARROWBAND APPLICATIONS. (2015). Jurnal Teknologi (Sciences & Engineering), 77(10). https://doi.org/10.11113/jt.v77.6275