Listar por autor "Virdee, Bal S."
Mostrando ítems 1-20 de 46
-
Antenna mutual coupling suppression over wideband using embedded periphery slot for antenna arrays
Alibakhshikenari, Mohammad; Virdee, Bal S.; Shukla, Panchamkumar; See, Chan H.; Abd-Alhameed, Raed; Khalily, Mohsen; Falcone Lanas, Francisco Javier ; Limiti, Ernesto (MDPI, 2018) Artículo / ArtikuluaThis paper presents a new approach to suppress interference between neighbouring radiating elements resulting from surface wave currents. The proposed technique will enable the realization of low-profile implementation of ... -
Antenna on chip (AoC) design using metasurface and SIW technologies for THz wireless applications
Althuwayb, Ayman Abdulhadi; Alibakhshikenari, Mohammad; Virdee, Bal S.; Benetatos, Harry; Falcone Lanas, Francisco Javier ; Limiti, Ernesto (MDPI, 2021) Artículo / ArtikuluaThis paper presents the design of a high-performance 0.45-0.50 THz antenna on chip (AoC) for fabrication on a 100-micron GaAs substrate. The antenna is based on metasurface and substrate-integrated waveguide (SIW) technologies. ... -
Automated reconfigurable antenna impedance for optimum power transfer
Alibakhshikenari, Mohammad; Virdee, Bal S.; See, Chan H.; Abd-Alhameed, Raed; Falcone Lanas, Francisco Javier ; Limiti, Ernesto (IEEE, 2020) Contribución a congreso / Biltzarrerako ekarpenaThis paper presents an approach to implement an automatically tuning antenna for optimising power transfer suitable for software defined radio (SDR). Automatic tuning is accomplished using a closed loop impedance tuning ... -
Broadband 3-D shared aperture high isolation nine-element antenna array for on-demand millimeter-wave 5G applications
Alibakhshikenari, Mohammad; Virdee, Bal S.; Vadalà, Valeria; Dalarsson, Mariana; Cos Gómez, María Elena de; Alharbi, Abdullah G.; Burokur, Shah Nawaz; Aïssa, Sonia; Dayoub, Iyad; Falcone Lanas, Francisco Javier ; Limiti, Ernesto (Elsevier, 2022) Artículo / ArtikuluaThe paper presents the results of a novel 3-D shared aperture 3 × 3 matrix antenna-array for 26 GHz band 5 G wireless networks. Radiation elements constituting the array are hexagonal-shaped patches that are elevated ... -
A comprehensive survey of 'metamaterial transmission-line based antennas: design, challenges, and applications'
Alibakhshikenari, Mohammad; Virdee, Bal S.; Azpilicueta Fernández de las Heras, Leyre ; Naser Moghadasi, Mohammad; Falcone Lanas, Francisco Javier (IEEE, 2020) Artículo / ArtikuluaIn this review paper, a comprehensive study on the concept, theory, and applications of composite right/left-handed transmission lines (CRLH-TLs) by considering their use in antenna system designs have been provided. It ... -
A comprehensive survey on "Various decoupling mechanisms with focus on metamaterial and metasurface principles applicable to SAR and MIMO antenna systems"
Alibakhshikenari, Mohammad; Babaeian, Fatemeh; Virdee, Bal S.; Aïssa, Sonia; Azpilicueta Fernández de las Heras, Leyre ; See, Chan H.; Falcone Lanas, Francisco Javier ; Althuwayb, Ayman Abdulhadi; Huynen, Isabelle; Abd-Alhameed, Raed; Limiti, Ernesto (IEEE, 2020) Artículo / ArtikuluaNowadays synthetic aperture radar (SAR) and multiple-input-multiple-output (MIMO) antenna systems with the capability to radiate waves in more than one pattern and polarization are playing a key role in modern telecommunication ... -
A comprehensive survey on 'circular polarized antennas' for existing and emerging wireless communication technologies
Nadeem, Iram; Alibakhshikenari, Mohammad; Babaeian, Fatemeh; Althuwayb, Ayman Abdulhadi; Virdee, Bal S.; Azpilicueta Fernández de las Heras, Leyre ; Khan, Salahuddin; Huynen, Isabelle; Falcone Lanas, Francisco Javier ; Denidni, Tayeb A.; Limiti, Ernesto (IOP Publishing, 2022) Artículo / ArtikuluaCircular polarized (CP) antennas are well suited for long-distance transmission attainment. In order to be adaptable for beyond 5G communication, a detailed and systematic investigation of their important conventional ... -
Design of high gain base station antenna array for mm-wave cellular communication systems
Sehrai, Daniyal Ali; Khan, Jalal; Abdullah, Mujeeb; Asif, Muhammad; Alibakhshikenari, Mohammad; Virdee, Bal S.; Shah, Wahab Ali; Khan, Salahuddin; Ibrar, Muhammad; Jan, Saeedullah; Ullah, Amjad; Falcone Lanas, Francisco Javier (Springer Nature, 2023) Artículo / ArtikuluaMillimeter wave (mm-Wave) wireless communication systems require high gain antennas to overcome path loss effects and thereby enhance system coverage. This paper presents the design and analysis of an antenna array for ... -
Detection of signals in MC-CDMA using a novel iterative block decision feedback equalizer
Bagadi, Kalapraveen; Ravikumar, C. V.; Sathish, K.; Alibakhshikenari, Mohammad; Virdee, Bal S.; Kouhalvandi, Lida; Olan Nuñez, Karen N.; Pau, Giovanni; See, Chan H.; Dayoub, Iyad; Livreri, Patrizia; Aïssa, Sonia; Falcone Lanas, Francisco Javier ; Limiti, Ernesto (IEEE, 2022) Artículo / ArtikuluaThis paper presents a technique to mitigate multiple access interference (MAI) in multicarrier code division multiple access (MC-CDMA) wireless communications systems. Although under normal circumstances the MC-CDMA system ... -
Double-port slotted-antenna with multiple miniaturized radiators for wideband wireless communication systems and portable devices
Alibakhshikenari, Mohammad; Khalily, Mohsen; Virdee, Bal S.; Ali, Abdul; Shukla, Panchamkumar; See, Chan H.; Abd-Alhameed, Raed; Falcone Lanas, Francisco Javier ; Limiti, Ernesto (Electromagnetics Academy, 2019) Artículo / ArtikuluaProof-of-concept is presented of a novel slot antenna structure with two excitation ports. Although this antenna provides a wide impedance bandwidth, its peak gain and optimum radiation efficiency are observed at its ... -
Dual-polarized highly folded bowtie antenna with slotted self-grounded structure for sub-6 GHz 5G applications
Alibakhshikenari, Mohammad; Virdee, Bal S.; See, Chan H.; Shukla, Panchamkumar; Mansouri Moghaddam, Sadegh; Zaman, Ashraf Uz; Shafqaat, Samia; Akinsolu, Mobayode O.; Liu, Bo; Yang, Jian; Abd-Alhameed, Raed; Falcone Lanas, Francisco Javier ; Limiti, Ernesto (IEEE, 2021) Artículo / ArtikuluaIn this paper, a novel dual-polarized highly-folded self-grounded Bowtie antenna that is excited through I-shaped slots is proposed for applications in sub-6GHz 5G multiple-input-multiple-output (MIMO) antenna systems. The ... -
Electronically reconfigurable and conformal triband antenna for wireless communications systems and portable devices
Hussain, Musa; Ali, Esraa Mousa; Awan, Wahaj Abbas; Hussain, Niamat; Alibakhshikenari, Mohammad; Virdee, Bal S.; Falcone Lanas, Francisco Javier (Public Library of Science, 2022) Artículo / ArtikuluaThis paper presents the design of a triband antenna that can be electronically configured to operate at different frequencies. The proposed antenna is design to operate at sub-6GHz bands at 2.45 GHz (ISM, Wi-Fi, and ... -
High gain/bandwidth off-chip antenna loaded with metamaterial unit-cell impedance matching circuit for sub-terahertz near-field electronic systems
Alibakhshikenari, Mohammad; Virdee, Bal S.; Mariyanayagam, Dion; Vadalà, Valeria; Naser-Moghadasi, Mohammad; See, Chan H.; Dayoub, Iyad; Aïssa, Sonia; Livreri, Patrizia; Burokur, Shah Nawaz; Pietrenko-Dabrowska, Anna; Falcone Lanas, Francisco Javier ; Koziel, Slawomir; Limiti, Ernesto (Springer, 2022) Artículo / ArtikuluaAn innovative of-chip antenna (OCA) is presented that exhibits high gain and efciency performance at the terahertz (THz) band and has a wide operational bandwidth. The proposed OCA is implemented on stacked silicon layers ... -
High performance antenna-on-chip inspired by SIW and metasurface technologies for THz band operation
Alibakhshikenari, Mohammad; Virdee, Bal S.; Rajaguru, Renu Karthick; Iqbal, Amjad; Al-Hasan, Muath; See, Chan H.; Falcone Lanas, Francisco Javier (Springer, 2023) Artículo / ArtikuluaIn this paper, a high-performance antenna-on-chip (AoC) is implemented on gallium arsenide (GaAs) wafer based on the substrate integrated waveguide (SIW) and metasurface (MTS) technologies for terahertz band applications. ... -
High-gain metasurface in polyimide on-chip antenna based on CRLH-TL for sub-terahertz integrated circuits
Alibakhshikenari, Mohammad; Virdee, Bal S.; See, Chan H.; Abd-Alhameed, Raed; Falcone Lanas, Francisco Javier ; Limiti, Ernesto (Nature Research, 2020) Artículo / ArtikuluaThis paper presents a novel on-chip antenna using standard CMOS-technology based on metasurface implemented on two-layers polyimide substrates with a thickness of 500 μm. The aluminium ground-plane with thickness of 3 μm ... -
High-gain on-chip antenna design on silicon layer with aperture excitation for terahertz applications
Alibakhshikenari, Mohammad; Virdee, Bal S.; Khalily, Mohsen; See, Chan H.; Falcone Lanas, Francisco Javier (IEEE, 2020) Artículo / ArtikuluaThis letter investigates the feasibility of designing a high gain on-chip antenna on silicon technology for subterahertz applications over a wide-frequency range. High gain is achieved by exciting the antenna using an ... -
High-isolation antenna array using SIW and realized with a graphene layer for sub-terahertz wireless applications
Alibakhshikenari, Mohammad; Virdee, Bal S.; Salekzamankhani, Shahram; Aïssa, Sonia; See, Chan H.; Soin, Navneet; Fishlock, Sam J.; Althuwayb, Ayman Abdulhadi; Abd-Alhameed, Raed; Huynen, Isabelle; McLaughlin, James A.; Falcone Lanas, Francisco Javier ; Limiti, Ernesto (Nature Research, 2021) Artículo / ArtikuluaThis paper presents the results of a study on developing an effective technique to increase the performance characteristics of antenna arrays for sub-THz integrated circuit applications. This is essential to compensate the ... -
High-isolation leaky-wave array antenna based on CRLH-metamaterial implemented on SIW with ±30° frequency beam-scanning capability at millimetre-waves
Alibakhshikenari, Mohammad; Virdee, Bal S.; See, Chan H.; Abd-Alhameed, Raed; Falcone Lanas, Francisco Javier ; Limiti, Ernesto (MDPI, 2019) Artículo / ArtikuluaThe paper presents a feasibility study on the design of a new metamaterial leaky-wave antenna (MTM-LWA) used in the construction of a 1 × 2 array which is implemented using substrate-integrated waveguide (SIW) technology ... -
High-performance 50μm silicon-based on-chip antenna with high port-to-port isolation implemented by metamaterial and SIW concepts for THz integrated systems
Alibakhshikenari, Mohammad; Virdee, Bal S.; See, Chan H.; Abd-Alhameed, Raed; Falcone Lanas, Francisco Javier ; Limiti, Ernesto (IEEE, 2019) Contribución a congreso / Biltzarrerako ekarpenaA novel 50μm Silicon-based on-chip antenna is presented that combines metamaterial (MTM) and substrate integrated waveguide (SIW) technologies for integration in THz circuits operating from 0.28 to 0.30 THz. The antenna ... -
Impedance bandwidth improvement of a planar antenna based on metamaterial-inspired T-matching network
Alibakhshikenari, Mohammad; Virdee, Bal S.; Shukla, Panchamkumar; Wang, Yan; Azpilicueta Fernández de las Heras, Leyre ; Naser Moghadasi, Mohammad; See, Chan H.; Elfergani, Issa; Zebiri, Chemseddine; Abd-Alhameed, Raed; Huynen, Isabelle; Rodriguez, Jonathan; Denidni, Tayeb A.; Falcone Lanas, Francisco Javier ; Limiti, Ernesto (Institute of Electrical and Electronics Engineers Inc., 2021) Artículo / ArtikuluaIn this paper a metamaterial-inspired T-matching network is directly imbedded inside the feedline of a microstrip antenna to realize optimum power transfer between the front-end of an RF Wireless transceiver and the antenna. ...