Near-field rainbow: Wideband beam training for XL-MIMO
Wideband extremely large-scale multiple-input-multiple-output (XL-MIMO) plays an
important role in boosting the data rate for 6G networks. Because of the huge bandwidth and …
important role in boosting the data rate for 6G networks. Because of the huge bandwidth and …
Machine learning for millimeter wave and terahertz beam management: A survey and open challenges
Next-generation wireless communication networks will benefit from beamforming gain to
utilize higher bandwidths at millimeter wave (mmWave) and terahertz (THz) bands. For high …
utilize higher bandwidths at millimeter wave (mmWave) and terahertz (THz) bands. For high …
Reconfigurable intelligent surfaces for 6G: applications, challenges, and solutions
Y Zhao - Frontiers of Information Technology & Electronic …, 2023 - Springer
Scholars are expected to continue enhancing the depth and breadth of theoretical research
on reconfigurable intelligent surface (RIS) to provide a higher theoretical limit for RIS …
on reconfigurable intelligent surface (RIS) to provide a higher theoretical limit for RIS …
Fast beam training with true-time-delay arrays in wideband millimeter-wave systems
The best beam steering directions are estimated through beam training, which is one of the
most important and challenging tasks in millimeter-wave and sub-terahertz communications …
most important and challenging tasks in millimeter-wave and sub-terahertz communications …
Joint phase-time arrays: A paradigm for frequency-dependent analog beamforming in 6G
Hybrid beamforming is an attractive solution to build cost-effective and energy-efficient
transceivers for millimeter-wave and terahertz systems. However, conventional hybrid …
transceivers for millimeter-wave and terahertz systems. However, conventional hybrid …
Multi-mode spatial signal processor with rainbow-like fast beam training and wideband communications using true-time-delay arrays
Initial access in millimeter-wave (mmW) wireless is critical toward successful realization of
the fifth-generation (5G) wireless networks and beyond. Limited bandwidth in existing …
the fifth-generation (5G) wireless networks and beyond. Limited bandwidth in existing …
Rainbow-link: Beam-alignment-free and grant-free mmW multiple access using true-time-delay array
The millimeter-wave (mmW) communications is a key enabling technology in 5G to provide
ultra-high throughput. Current mmW technologies rely on analog phased arrays to realize …
ultra-high throughput. Current mmW technologies rely on analog phased arrays to realize …
Wideband beamforming with rainbow beam training using reconfigurable true-time-delay arrays for millimeter-wave wireless [feature]
The decadal research in integrated true-time-delay arrays have seen organic growth
enabling realization of wideband beamformers for large arrays with wide aperture widths …
enabling realization of wideband beamformers for large arrays with wide aperture widths …
A 4-element 800MHz-BW 29mW true-time-delay spatial signal processor enabling fast beam-training with data communications
Spatial signal processors (SSP) for emerging millimeter-wave wireless networks are
critically dependent on link discovery. To avoid loss in communication, mobile devices need …
critically dependent on link discovery. To avoid loss in communication, mobile devices need …
mmflexible: Flexible directional frequency multiplexing for multi-user mmwave networks
Modern mmWave systems have limited scalability due to inflexibility in performing frequency
multiplexing. All the frequency components in the signal are beamformed to one direction …
multiplexing. All the frequency components in the signal are beamformed to one direction …