Review of indoor positioning: Radio wave technology

T Kim Geok, K Zar Aung, M Sandar Aung, M Thu Soe… - Applied Sciences, 2020 - mdpi.com
The indoor positioning system (IPS) is becoming increasing important in accurately
determining the locations of objects by the utilization of micro-electro-mechanical-systems …

Wave propagation modeling techniques in tunnel environments: A survey

MA Samad, SW Choi, CS Kim, K Choi - IEEE Access, 2023 - ieeexplore.ieee.org
The prediction of radio signal transmission in tunnels is important for wireless
communication link design as it enables the delivery of optimum power to the intended …

An efficient 3-D ray tracing method: Prediction of indoor radio propagation at 28 GHz in 5G network

F Hossain, TK Geok, TA Rahman, MN Hindia… - Electronics, 2019 - mdpi.com
Millimeter wave technology will be dominating the fifth-generation networks due to the clear
advantage of higher frequency bands and hence wider spectrum. In this paper, the indoor …

Learnable wireless digital twins: Reconstructing electromagnetic field with neural representations

S Jiang, Q Qu, X Pan, A Agrawal, R Newcombe… - arXiv preprint arXiv …, 2024 - arxiv.org
Fully harvesting the gain of multiple-input and multiple-output (MIMO) requires accurate
channel information. However, conventional channel acquisition methods mainly rely on …

[HTML][HTML] 3D RT adaptive path sensing Method: RSSI modelling validation at 4.5 GHz, 28 GHz, and 38 GHz

TK Geok, F Hossain, SKA Rahim, O Elijah… - Alexandria Engineering …, 2022 - Elsevier
This paper explains a new Adaptive Path Sensing Method (APSM) for indoor radio wave
propagation prediction. Measurement campaigns, which cover indoor line-of-sight (LoS) …

Joint data rate and EMF exposure analysis in Manhattan environments: stochastic geometry and ray tracing approaches

C Wiame, S Demey, L Vandendorpe… - IEEE Transactions …, 2023 - ieeexplore.ieee.org
The objective of this study is to jointly analyze the data rate and electromagnetic field (EMF)
exposure in urban environments. Capitalizing on stochastic geometry (SG), a network level …

Tracking of interaction points for improved dynamic ray tracing

F Quatresooz, S Demey… - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
Ray tracing is a powerful tool to obtain deterministic and dynamic descriptions of
communication channels. However, performing ray tracing simulations at each discrete time …

[HTML][HTML] Path loss modelling at 60 GHz mmWave based on cognitive 3D ray tracing algorithm in 5G

UR Kamboh, U Ullah, S Khalid, U Raza… - Peer-to-Peer Networking …, 2021 - Springer
The objective of the study is to consider the foremost high-tech issue of mobile radio
propagation ie path loss for an outdoor and indoor environment for mmWave in a densely …

A novel 3D ray launching technique for radio propagation prediction in indoor environments

TK Geok, F Hossain, ATW Chiat - PloS one, 2018 - journals.plos.org
Radio propagation prediction simulation methods based on deterministic technique such as
ray launching is extensively used to accomplish radio channel characterization. However …

On Propagation Loss for Reconfigurable Surface Wave Communications

Z Chu, WK New, KF Tong, KK Wong… - IEEE Transactions …, 2024 - ieeexplore.ieee.org
Surface wave communication (SWC) is an emerging technology garnering significant
interest for its diverse potential applications in communications. However, accurately …