@article{Thiruvenkadam_Parthasarathy_2023, title={Design and Analysis of Dual Narrow Band MIMO (DNB-MIMO) Antenna for IoT Applications}, volume={37}, url={https://journals.riverpublishers.com/index.php/ACES/article/view/17993}, DOI={10.13052/2022.ACES.J.370809}, abstractNote={<p><span dir="ltr" style="left: 195.907px; top: 375.472px; font-size: 16.6043px; font-family: sans-serif; transform: scaleX(0.936873);" role="presentation">A compact DNB-MIMO antenna design and </span><span dir="ltr" style="left: 120.627px; top: 395.397px; font-size: 16.6043px; font-family: sans-serif; transform: scaleX(0.91997);" role="presentation">analysis for IoT application was proposed. The antenna</span><br role="presentation" /><span dir="ltr" style="left: 120.627px; top: 415.322px; font-size: 16.6043px; font-family: sans-serif; transform: scaleX(0.883814);" role="presentation">radiator consists of 2 L-shaaped quarter-wavelengths and </span><span dir="ltr" style="left: 120.627px; top: 435.249px; font-size: 16.6043px; font-family: sans-serif; transform: scaleX(0.939161);" aria-owns="pdfjs_internal_id_96R pdfjs_internal_id_97R">inverted 7-shaped radiators with a microstrip feed line, </span><span dir="ltr" style="left: 120.627px; top: 455.174px; font-size: 16.6043px; font-family: sans-serif; transform: scaleX(0.958307);" role="presentation">and partial ground plane with a size of 32</span> <span dir="ltr" style="left: 416.697px; top: 455.174px; font-size: 16.6043px; font-family: sans-serif;" role="presentation">×</span> <span dir="ltr" style="left: 435.545px; top: 455.174px; font-size: 16.6043px; font-family: sans-serif; transform: scaleX(0.9534);" role="presentation">15 mm</span><span dir="ltr" style="left: 483.932px; top: 452.42px; font-size: 12.2872px; font-family: sans-serif;" role="presentation">2</span><span dir="ltr" style="left: 490.905px; top: 455.174px; font-size: 16.6043px; font-family: sans-serif;" role="presentation">. </span><span dir="ltr" style="left: 120.627px; top: 475.099px; font-size: 16.6043px; font-family: sans-serif; transform: scaleX(0.931312);" role="presentation">This antenna achieves a higher quality factor (Q</span> <span dir="ltr" style="left: 454.483px; top: 475.099px; font-size: 16.6043px; font-family: sans-serif;" role="presentation">></span> <span dir="ltr" style="left: 472.922px; top: 475.099px; font-size: 16.6043px; font-family: sans-serif; transform: scaleX(0.922232);" role="presentation">10) </span><span dir="ltr" style="left: 120.627px; top: 495.024px; font-size: 16.6043px; font-family: sans-serif; transform: scaleX(0.977491);" role="presentation">and narrow band impedance matching at the central </span><span dir="ltr" style="left: 120.627px; top: 514.949px; font-size: 16.6043px; font-family: sans-serif; transform: scaleX(0.899562);" role="presentation">frequencies of 1.8 GHz and 2.4 GHz bands with approxi</span><span dir="ltr" style="left: 120.627px; top: 534.874px; font-size: 16.6043px; font-family: sans-serif; transform: scaleX(0.910352);" role="presentation">mately 8.2% and 6.2% bandwidth respectively. The suit</span><span dir="ltr" style="left: 120.627px; top: 554.8px; font-size: 16.6043px; font-family: sans-serif; transform: scaleX(0.968222);" role="presentation">ability of the designed antenna for IoT applications is </span><span dir="ltr" style="left: 120.627px; top: 574.725px; font-size: 16.6043px; font-family: sans-serif; transform: scaleX(0.903505);" role="presentation">verified through the hosting device model. The proposed </span><span dir="ltr" style="left: 120.627px; top: 594.65px; font-size: 16.6043px; font-family: sans-serif; transform: scaleX(0.929843);" role="presentation">4-port MIMO antenna has an overall size of 60</span> <span dir="ltr" style="left: 442.997px; top: 594.65px; font-size: 16.6043px; font-family: sans-serif;" role="presentation">×</span> <span dir="ltr" style="left: 460.723px; top: 594.65px; font-size: 16.6043px; font-family: sans-serif; transform: scaleX(0.899152);" role="presentation">60</span> <span dir="ltr" style="left: 482.155px; top: 594.65px; font-size: 16.6043px; font-family: sans-serif;" role="presentation">×</span><span dir="ltr" style="left: 120.627px; top: 614.575px; font-size: 16.6043px; font-family: sans-serif; transform: scaleX(0.902092);" role="presentation">1.6 mm</span><span dir="ltr" style="left: 170.568px; top: 611.824px; font-size: 12.2872px; font-family: sans-serif;" role="presentation">3</span><span dir="ltr" style="left: 177.542px; top: 614.575px; font-size: 16.6043px; font-family: sans-serif; transform: scaleX(0.879889);" aria-owns="pdfjs_internal_id_101R pdfjs_internal_id_102R">, and it is printed on an FR4 substrate. The diver</span><span dir="ltr" style="left: 120.627px; top: 634.5px; font-size: 16.6043px; font-family: sans-serif; transform: scaleX(0.962457);" role="presentation">sity add comma such as ECC, DG, TARC, MEG, and </span><span dir="ltr" style="left: 120.627px; top: 654.427px; font-size: 16.6043px; font-family: sans-serif; transform: scaleX(0.870875);" role="presentation">CCL, are calculated and there values are</span> <span dir="ltr" style="left: 386.677px; top: 654.427px; font-size: 16.6043px; font-family: sans-serif;" role="presentation"><</span> <span dir="ltr" style="left: 402.813px; top: 654.427px; font-size: 16.6043px; font-family: sans-serif; transform: scaleX(0.892041);" role="presentation">0.19, 9.85 dB, </span><span dir="ltr" style="left: 120.627px; top: 674.352px; font-size: 16.6043px; font-family: sans-serif;" role="presentation"><</span> <span dir="ltr" style="left: 137.075px; top: 674.352px; font-size: 16.6043px; font-family: sans-serif; transform: scaleX(0.919028);" role="presentation">-25 dB,</span> <span dir="ltr" style="left: 189.803px; top: 674.352px; font-size: 16.6043px; font-family: sans-serif;" role="presentation"><</span> <span dir="ltr" style="left: 206.25px; top: 674.352px; font-size: 16.6043px; font-family: sans-serif; transform: scaleX(0.923171);" role="presentation">-6 dB,</span> <span dir="ltr" style="left: 250.677px; top: 674.352px; font-size: 16.6043px; font-family: sans-serif;" role="presentation"><</span> <span dir="ltr" style="left: 267.125px; top: 674.352px; font-size: 16.6043px; font-family: sans-serif; transform: scaleX(0.919434);" role="presentation">0.19 bits/Hz/s, respectively, within </span><span dir="ltr" style="left: 120.627px; top: 694.277px; font-size: 16.6043px; font-family: sans-serif; transform: scaleX(0.939082);" role="presentation">the limits. The proposed antenna is integrated with the </span><span dir="ltr" style="left: 120.627px; top: 714.202px; font-size: 16.6043px; font-family: sans-serif; transform: scaleX(0.922084);" role="presentation">Zigbee module (lowercase) to analyze the performance </span><span dir="ltr" style="left: 120.627px; top: 734.127px; font-size: 16.6043px; font-family: sans-serif; transform: scaleX(0.928861);" role="presentation">for IoT applications at 2.4 GHz</span></p>}, number={08}, journal={The Applied Computational Electromagnetics Society Journal (ACES)}, author={Thiruvenkadam, Saminathan and Parthasarathy, Eswaran}, year={2023}, month={Jan.}, pages={901–911} }