TY - GEN
T1 - Optically Controlled Reconfigurable NRI-TL Phase Shifter for 5G Antenna Applications
AU - Bilal, Asif
AU - Quddious, Abdul
AU - Votsi, Haris
AU - Kanno, Atsushi
AU - Kawanishi, Tetsuya
AU - Iezekiel, Stavros
AU - Antoniades, Marco A.
N1 - Funding Information:
This work was co-funded by the European Regional Development Fund and the Republic of Cyprus through the Research and Innovation Foundation, under the projects EXCELLENCE/0918/0342 (PHOTOMETASURF) and INFRASTRUCTURES/1216/0042 (RF-META).
Publisher Copyright:
© 2021 EurAAP.
PY - 2021/3/22
Y1 - 2021/3/22
N2 - An optically-controlled reconfigurable NRI-TL metamaterial phase shifter operating at 3.6 GHz is proposed. A host transmission line with a fixed length loaded with series capacitors and shunt inductors is used to achieve reconfigurability, while the optical control is introduced by integrating highly resistive silicon switches within the shunt branches of the NRI-TL design. The two states of the phase shifter result in a phase shift of ±60° leading to a differential phase shift of 120° with an insertion loss of 1.3 dB and 1.8 dB respectively. The operational bandwidth of the phase shifter is between 3.45-3.75 GHz. The versatile optical control and the high-frequency response make the proposed NRI-TL phase shifter well suited for 5G antenna array applications.
AB - An optically-controlled reconfigurable NRI-TL metamaterial phase shifter operating at 3.6 GHz is proposed. A host transmission line with a fixed length loaded with series capacitors and shunt inductors is used to achieve reconfigurability, while the optical control is introduced by integrating highly resistive silicon switches within the shunt branches of the NRI-TL design. The two states of the phase shifter result in a phase shift of ±60° leading to a differential phase shift of 120° with an insertion loss of 1.3 dB and 1.8 dB respectively. The operational bandwidth of the phase shifter is between 3.45-3.75 GHz. The versatile optical control and the high-frequency response make the proposed NRI-TL phase shifter well suited for 5G antenna array applications.
KW - Metamaterial
KW - negative refractive index transmission line (NRI-TL)
KW - optical control
KW - phase shifter
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U2 - 10.23919/EuCAP51087.2021.9411258
DO - 10.23919/EuCAP51087.2021.9411258
M3 - Conference contribution
AN - SCOPUS:85105449470
T3 - 15th European Conference on Antennas and Propagation, EuCAP 2021
BT - 15th European Conference on Antennas and Propagation, EuCAP 2021
PB - Institute of Electrical and Electronics Engineers Inc.
T2 - 15th European Conference on Antennas and Propagation, EuCAP 2021
Y2 - 22 March 2021 through 26 March 2021
ER -