6G wireless systems: Vision, requirements, challenges, insights, and opportunities
Mobile communications have been undergoing a generational change every ten years or
so. However, the time difference between the so-called “G's” is also decreasing. While fifth …
so. However, the time difference between the so-called “G's” is also decreasing. While fifth …
A 3-D space-time-frequency non-stationary model for low-altitude UAV mmWave and massive MIMO aerial fading channels
In this article, a 3-D geometry-based stochastic model (GBSM) is proposed for millimeter
wave (mmWave) massive multiple-input multiple-output (MIMO) unmanned aerial vehicle …
wave (mmWave) massive multiple-input multiple-output (MIMO) unmanned aerial vehicle …
6G wireless systems: Vision, requirements, challenges, insights, and opportunities
Mobile communications have been undergoing a generational change every ten years or
so. However, the time difference between the so-called" G's" is also decreasing. While fifth …
so. However, the time difference between the so-called" G's" is also decreasing. While fifth …
Evaluating SIR in 3D millimeter-wave deployments: Direct modeling and feasible approximations
R Kovalchukov, D Moltchanov… - IEEE Transactions …, 2018 - ieeexplore.ieee.org
Recently, new opportunities for utilizing extremely high frequencies have become
instrumental to designing the fifth-generation mobile technology. The use of highly …
instrumental to designing the fifth-generation mobile technology. The use of highly …
Impacts of point cloud modeling on the accuracy of ray-based multipath propagation simulations
P Koivumäki, G Steinböck… - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
This article reports the comparison of multipath channels of outdoor small cells at 28 GHz
simulated by point-cloud-based ray tracer and those from measurements. The comparison …
simulated by point-cloud-based ray tracer and those from measurements. The comparison …
Caching-aided collaborative D2D operation for predictive data dissemination in industrial IoT
A Orsino, R Kovalchukov, A Samuylov… - IEEE Wireless …, 2018 - ieeexplore.ieee.org
Industrial automation deployments constitute challenging environments where moving IoT
machines may produce high-definition video and other heavy sensor data during surveying …
machines may produce high-definition video and other heavy sensor data during surveying …
A varying-parameter convergent neural dynamic controller of multirotor UAVs for tracking time-varying tasks
Z Zhang, L Zheng, Q Guo - IEEE Transactions on Vehicular …, 2018 - ieeexplore.ieee.org
To stably control the position and attitude angles of an unmanned aerial vehicle (UAV), a
varying-parameter convergent neural dynamic (VP-CND) method is proposed and applied …
varying-parameter convergent neural dynamic (VP-CND) method is proposed and applied …
Line-of-sight probability in cluttered urban microcells: Analyses using poisson point process and point cloud
P Koivumäki, AF Molisch… - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
Line-of-sight (LOS) probability is a key component of system-level simulations that are
required for creating new standards and recommendations for wireless systems. In …
required for creating new standards and recommendations for wireless systems. In …
Path Loss Prediction in Urban Environments with Sionna-RT Based on Accurate Propagation Scene Models At 2.8 GHz
Ray tracing (RT), when applied with precise propagation scene models, delivers accurate
path loss predictions. The increase in communication frequencies renders it necessary to …
path loss predictions. The increase in communication frequencies renders it necessary to …
A Radio Wave Propagation Modeling Method Based on High Precision 3D Mapping in Urban Scenarios
Knowledge of the radio channel in urban environments is of key importance in many critical
applications, such as wireless communication and autonomous driving. This study proposes …
applications, such as wireless communication and autonomous driving. This study proposes …