Zobrazeno 1 - 10
of 290
pro vyhledávání: '"Arokiaswami Alphones"'
Autor:
Manoj Prabhakar Mohan, Juan Miguel Jimeno, Sun Mei, Arokiaswami Alphones, Mohammed Yakoob Siyal, Muhammad Faeyz Karim
Publikováno v:
IEEE Access, Vol 11, Pp 62565-62573 (2023)
A novel wide band matching circuit for the series fed patch array antenna at 80 GHz is proposed in this paper. The series fed patch array is designed with amplitude tapered configuration. First, the series fed patch array is matched using stub loaded
Externí odkaz:
https://doaj.org/article/0e5829e7a3a2469288e46c0a4767d993
Publikováno v:
Sensors, Vol 23, Iss 18, p 7973 (2023)
A small zero-order resonant antenna based on the composite right-left-handed (CRLH) principle is designed and fabricated without metallic vias at 30 GHz to have patch-like radiation. The mirror images of two CRLH structures are connected to design th
Externí odkaz:
https://doaj.org/article/029858981a4949308f38a30bf1768aea
Autor:
Mohit Mishra, Sumantra Chaudhuri, Rakhesh Singh Kshetrimayum, Arokiaswami Alphones, Karu P. Esselle
Publikováno v:
IEEE Access, Vol 10, Pp 49829-49838 (2022)
Traditionally used mutual coupling (MC) reduction techniques such as electromagnetic bandgap structures, isolators and neutralization lines require extra space between radiators. Besides, metamaterial-based techniques require multi-layer arrangements
Externí odkaz:
https://doaj.org/article/f31a206e262844fab6b5b6869a7ccbbd
Dual-Band, Wide-Angle, and High-Capture Efficiency Metasurface for Electromagnetic Energy Harvesting
Autor:
Abdulrahman Ahmed Ghaleb Amer, Nurmiza Othman, Syarfa Zahirah Sapuan, Arokiaswami Alphones, Mohd Fahrul Hassan, Ahmed Jamal Abdullah Al-Gburi, Zahriladha Zakaria
Publikováno v:
Nanomaterials, Vol 13, Iss 13, p 2015 (2023)
A dual-band metasurface (MS) with a wide reception angle operating at Wi-Fi bands (2.4 GHz and 5.4 GHz) is presented for electromagnetic (EM) energy harvesting applications. The MS unit cell comprises a subwavelength circular split ring resonator pri
Externí odkaz:
https://doaj.org/article/8f377c4124404d09a97b508f1fd39ca4
Publikováno v:
IET Microwaves, Antennas & Propagation, Vol 15, Iss 1, Pp 33-40 (2021)
Abstract The uniplanar implementation of double periodic composite right/left‐handed (DPCRLH) symmetric unit cell is realized using coplanar waveguide and its analysis with parameter extraction are studied. DPCRLH symmetric unit cell is then experi
Externí odkaz:
https://doaj.org/article/bbc3d48024a24822bfb91d10f4b2a12e
Autor:
Abdulrahman Ahmed Ghaleb Amer, Syarfa Zahirah Sapuan, Nasimuddin Nasimuddin, Arokiaswami Alphones, Nabiah Binti Zinal
Publikováno v:
IEEE Access, Vol 8, Pp 76433-76452 (2020)
Energy harvesting (EH) or scavenging is recognized as harvesting energy from ambient energy sources in the surrounding environment. This paper reports a literature review on radio frequency (RF) EH using different metasurface/metamaterial structures
Externí odkaz:
https://doaj.org/article/f5e2dc236c09476f99257d7ee3870bfb
Publikováno v:
IEEE Access, Vol 8, Pp 162302-162312 (2020)
Indoor positioning technology is vital for various location-aware applications while visible light positioning (VLP) is especially promising due to its ubiquitous and energy-efficient features. VLP has been widely investigated under the assumption of
Externí odkaz:
https://doaj.org/article/779ca6dfdd6f4cfdad2e5fad007daeb2
Publikováno v:
IEEE Access, Vol 7, Pp 47769-47780 (2019)
Indoor location-based services are becoming crucial parts of smart living, smart manufacturing, and all kinds of the Internet of Things. Visible light-based positioning (VLP) system is one of the cost-efficient and RF radiation-free solutions. Howeve
Externí odkaz:
https://doaj.org/article/57a6818011914c99ac0bdf5959e99930
Autor:
Pengfei Du, Sheng Zhang, Chen Chen, Helin Yang, Wen-De Zhong, Ran Zhang, Arokiaswami Alphones, Yanbing Yang
Publikováno v:
IEEE Access, Vol 7, Pp 93986-93997 (2019)
In this paper, a 3D indoor visible light positioning (VLP) system with fast computation time using received signal strength (RSS) is proposed and experimentally demonstrated. Assisted by the deep learning techniques, the complexity of the trilaterati
Externí odkaz:
https://doaj.org/article/88066fe712724b8d83ca524559953d75
Autor:
Srikrishna Iyer, Leo Zhao, Manoj Prabhakar Mohan, Joe Jimeno, Mohammed Yakoob Siyal, Arokiaswami Alphones, Muhammad Faeyz Karim
Publikováno v:
Sensors, Vol 22, Iss 9, p 3106 (2022)
A non-contact, non-invasive monitoring system to measure and estimate the heart and breathing rate of humans using a frequency-modulated continuous wave (FMCW) mm-wave radar at 77 GHz is presented. A novel diagnostic system is proposed which extracts
Externí odkaz:
https://doaj.org/article/7436e705baf342b1bef09cda807f6267