Results 11 to 20 of about 1,801,517 (307)
Multi-Beam Steering for 6G Communications Based on Graphene Metasurfaces
Sensors, 2021 As communication technology is entering the 6G era, a great demand for high-performance devices operating in the terahertz (THz) band has emerged. As an important part of 6G technology, indoor communication requires multi-beam steering and tracking to ...
Huifang Ai +4 more
doaj +2 more sources
Beam steering experiments through an optical phased array with wavelength tuning [PDF]
EPJ Web of Conferences, 2023 In this paper, we have demonstrated the beam steering experiments with the help of our optical phased array devices. The lateral beam steering has been showed successfully with the wavelength through the tunable laser source.
Muntaha Sidra Tul +5 more
doaj +1 more source
6G Wireless Communications: From Far-Field Beam Steering to Near-Field Beam Focusing [PDF]
IEEE Communications Magazine, 2022 6G networks will be required to support higher data rates, improved energy efficiency, lower latency, and more diverse users compared with 5G systems. To meet these requirements, electrically extremely large-scale antenna arrays are envisioned to be key ...
Haiyang Zhang +4 more
semanticscholar +1 more source
Light: Science & Applications, 2023 Active metasurfaces are emerging as the core of next-generation optical devices with their tunable optical responses and flat-compact topography. Especially for the terahertz band, active metasurfaces have been developed as fascinating devices for ...
Xiaolin Zhuang +9 more
semanticscholar +1 more source
Hybrid Parasitic Linear Array Antenna for Fine Beamsteering Applications
IEEE Access, 2021 This paper presents an antenna that utilizes two beam steering techniques in concert in order to improve the antenna gain and steering resolution. Phased array steering is employed to achieve coarse resolution beam steering while parasitic steering is ...
Iyemeh E. Uchendu +3 more
doaj +1 more source
Terahertz Beam Steering: from Fundamentals to Applications
Journal of Infrared, Millimeter and Terahertz Waves, 2023 Free-space transmission of terahertz (THz) waves opens great opportunities for wireless applications including sensing and communication in the 6G era and beyond.
Y. Monnai, Xuyang Lu, K. Sengupta
semanticscholar +1 more source
Reconfigurable SIW-Based Leaky-Wave Antenna Composed of Longitudinal Cells
IEEE Access, 2021 A novel fixed frequency beam-steering leaky-wave antenna (LWA) is presented in this manuscript. Radiation occurs through thin offset longitudinal slots etched on a substrate integrated waveguide (SIW).
Nima Javanbakht +3 more
doaj +1 more source
IEEE Transactions on Antennas and Propagation, 2023 In this communication, the design of a circularly polarized (CP) perforated gradient index (GRIN) flat lens antenna with directive beam-steering properties is presented for millimeter-wave applications at W-band (75–95 GHz).
J. Melendro-Jiménez +4 more
semanticscholar +1 more source
Electronics, 2022 The approaching sixth-generation (6G) communication network will modernize applications and satisfy user demands through implementing a smart and reconfigurable system with a higher data rate and wider bandwidth.
S. A. Khaleel +3 more
semanticscholar +1 more source
Micromachines, 2022 Real-time, simultaneous, and adaptive beam steering into multiple regions of interest replaces conventional raster scanning with a less time-consuming and flexible beam steering framework, where only regions of interest are scanned by a laser beam.
Chin-I Tang +2 more
doaj +1 more source