Simulation-Based Design of a 27 GHz Two-Port Concentric Ring-Slot Microstrip Antenna for 5G mmWave Applications

hajer56 kadhim; Muhanned Talal Sabeeh

doi:10.71229/71q72j81

Authors

Hajir Kadhim Gatea Physics Department, College of Education, University of Al- Qadisiyah, Diwaniyah, Iraq
Muhanned Talal Sabeeh Physics Department, College of Education, University of Al- Qadisiyah, Diwaniyah, Iraq

DOI:

https://doi.org/10.71229/71q72j81

Keywords:

CST Studio Suite, , 27 GHz microstrip antenna, , Concentric ring slots, , Two-port antenna, , 5G mmWave

Abstract

This work specifies an simulation reasoning of a Concentric Ring Slot Microstrip Antenna (CRSMA) occupied at 27 GHz and growth to two-ports well-proportioned composition for 5G millimeter waves requests. The CRSMA model includes the substrate containing 0.508 mm dense Rogers RT/duroid 5880 substrate material accompanying relative permittivity and misfortune touching principles of 2.2 and 0.0009 individually. The imitation study results got by utilizing CST Studio Suite 2023 tells that the alone traffic maintains at 27 GHz accompanying the minimum criticism cooperative profit about -29.5 dB. The -10 dB bandwidths happen at 26.603 and 27.405 GHz individually developing in a frequency range worth of nearly 0.802 GHz and partial frequency range of 2.97%. The results for the singular material show a thought cooperative advantage of 1.07, maximum gain of 8.484 dBi, dissemination adeptness of 93.63% and overall adeptness of 93.51%. In the case of two together-traffic arrangement, the results show a thinking cooperative of about -26 to -27.5 dB at reverberation while the seclusion 'tween the ports is 20-21 dB. For two together-ports together-traffic arrangement, the results show a impression cooperative of 1.09, maximum gain of 9.774 dBi, fallout adeptness of 91.5-91.7% and overall adeptness of.

References

[1] Sabeeh, M. T., & Areebi, N. A. (2024). AP0852 Design and Analysis of Elliptical Microstrip Antenna with Partial Ground and Slots Techniques for UWB Applications using CST Studio 2023. Iraqi Journal of Applied Physics, 20(4), 775-780

[2] Rogers Corporation, 'RT/duroid 5870/5880 high frequency laminates,' Data Sheet. [Online]. Available: https://www.rogerscorp.com/advanced-electronics-solutions/rt-duroid-laminates/rt-duroid-5880-laminates

[3] M. A. Haque et al., 'High-performance 28 GHz MIMO antenna design for 5G applications and regression machine learning validation,' Discover Applied Sciences, vol. 8, art. no. 956, 2026, doi: 10.1007/s42452-026-08969-4.

[4] H. Pasalioglu, L. Wang, M. Bakir, L. C. Paul, E. Tetik, and M. Karaaslan, 'A reconfigurable array and MIMO antenna for 18 GHz and 28/38 GHz applications,' Measurement, vol. 257, art. no. 118660, 2026, doi: 10.1016/j.measurement.2025.118660.

[5] S. I. Farghaly, K. E. Abo Al-Ela, A. Y. Zaki, and H. S. Fouda, 'New design of microstrip patch antenna at 28 GHz and 4 x 4 MIMO configuration with improved characteristics for IoT applications,' Journal on Wireless Communications and Networking, vol. 2025, art. no. 59, 2025, doi: 10.1186/s13638-025-02486-5.

[6] M. A. Haque et al., 'High-isolation dual-band MIMO antenna for next-generation 5G wireless networks at 28/38 GHz with machine learning-based gain prediction,' Scientific Reports, vol. 15, art. no. 20782, 2025, doi: 10.1038/s41598-025-02646-z.

[7] M. A. Haque et al., 'Machine learning-based technique for gain prediction of mm-wave miniaturized 5G MIMO slotted antenna array with high isolation characteristics,' Scientific Reports, vol. 15, art. no. 276, 2025, doi: 10.1038/s41598-024-84182-w.

[8] B. Nuss, L. Hampel, and T. Zwick, 'Compact broadband 27 GHz aperture-coupled stacked patch MIMO antenna array,' in 2025 16th German Microwave Conference (GeMiC), Dresden, Germany, 2025, pp. 9-12, doi: 10.23919/GeMiC64734.2025.10979111.

[9] A. Gupta et al., '8-port MIMO antenna at 27 GHz for n261 band and exploring for body centric communication,' PLOS ONE, vol. 19, no. 6, art. no. e0305524, 2024, doi: 10.1371/journal.pone.0305524.

[10] J. S. Alkasassbeh, A. Y. Hindi, I. Trrad, M. O. Dwairi, E. A. Dwairi, and M. Alja'fari, 'Design and optimization of a compact inset feed microstrip antenna for 5G applications with enhanced MIMO performance,' Engineering, Technology & Applied Science Research, vol. 15, no. 2, pp. 21373-21382, 2025, doi: 10.48084/etasr.10094.

[11] A. A. G. Mohammed, A. S. A. Gaid, M. A. Alomari, and Z. A. Shamsan, 'High-gain microstrip antenna with improved radiation characteristics for mmWave 5G and IoT: Design, optimization, and validation,' Journal of Radiation Research and Applied Sciences, vol. 18, no. 4, art. no. 101964, 2025, doi: 10.1016/j.jrras.2025.101964.

[12] B. O. Icmez and C. Kurnaz, 'High-gain dual-band microstrip antenna for 5G mmWave applications: Design, optimization, and experimental validation,' Applied Sciences, vol. 15, no. 7, art. no. 3993, 2025, doi: 10.3390/app15073993.

[13] S. Janarthanan, M. Anto Bennet, K. Jayaram, and V. Govindaraj, 'Compact dual-band microstrip patch antenna design for 5G wireless networks using grey wolf optimization,' Tehnicki Vjesnik, vol. 32, no. 4, pp. 1330-1335, 2025, doi: 10.17559/TV-20240611001766.

[14] H. Elmannai et al., 'Four-element MIMO patch antenna with high gain, high isolation, and polarization diversity characteristics for 28-GHz applications,' International Journal of Antennas and Propagation, vol. 2025, art. no. 8878043, 2025, doi: 10.1155/ijap/8878043.

[15] M. A. Haque et al., 'Machine learning based compact MIMO antenna array for 38 GHz millimeter wave application with robust isolation and high efficiency performance,' Results in Engineering, vol. 25, art. no. 104006, 2025, doi: 10.1016/j.rineng.2025.104006.

[16] M. Sharma, A. Agrawal, C. Singh, and C. Sharma, 'Recent trends and future directions in millimeter wave massive MIMO channel characterization at 30/60/140 GHz: A review,' Telecommunication Systems, vol. 88, art. no. 45, 2025, doi: 10.1007/s11235-025-01275-1.

[17] J. An, M. Debbah, T. J. Cui, Z. N. Chen, and C. Yuen, 'Emerging technologies in intelligent metasurfaces: Shaping the future of wireless communications,' IEEE Transactions on Antennas and Propagation, 2025, doi: 10.1109/TAP.2025.3571069.

[18] N. A. Abbasi et al., 'Metasurface covered millimeter-wave MIMO antenna array,' Waves in Random and Complex Media, pp. 1-16, 2025, doi: 10.1080/17455030.2025.2574631.

[19] P. S. B. Ghouse et al., 'A compact MIMO antenna based on modal analysis for 5G wireless applications,' Micromachines, vol. 15, no. 6, art. no. 729, 2024, doi: 10.3390/mi15060729.

[20] I. Ud Din et al., 'Frequency-selective surface-based MIMO antenna array for 5G millimeter-wave applications,' Sensors, vol. 23, no. 15, art. no. 7009, 2023, doi: 10.3390/s23157009.

‏