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 …

A comprehensive study on simulation techniques for 5g networks: State of the art results, analysis, and future challenges

PK Gkonis, PT Trakadas, DI Kaklamani - Electronics, 2020 - mdpi.com
Ιn this review article, a comprehensive study is provided regarding the latest achievements
in simulation techniques and platforms for fifth generation (5G) wireless cellular networks. In …

Investigation of future 5G-IoT millimeter-wave network performance at 38 GHz for urban microcell outdoor environment

F Qamar, MHDN Hindia, K Dimyati, KA Noordin… - Electronics, 2019 - mdpi.com
The advent of fifth-generation (5G) systems and their mechanics have introduced an
unconventional frequency spectrum of high bandwidth with most falling under the millimeter …

Opal: An open source ray-tracing propagation simulator for electromagnetic characterization

E Egea-Lopez, JM Molina-Garcia-Pardo, M Lienard… - Plos one, 2021 - journals.plos.org
Accurate characterization and simulation of electromagnetic propagation can be obtained by
ray-tracing methods, which are based on a high frequency approximation to the Maxwell …

3-D metamaterials: Trends on applied designs, computational methods and fabrication techniques

A Alex-Amor, Á Palomares-Caballero, C Molero - Electronics, 2022 - mdpi.com
Metamaterials are artificially engineered devices that go beyond the properties of
conventional materials in nature. Metamaterials allow for the creation of negative refractive …

Path loss measurement and modeling of 5G network in emergency indoor stairwell at 3.7 and 28 GHz

MA Samad, DY Choi, K Choi - PloS one, 2023 - journals.plos.org
Research on path loss in indoor stairwells for 5G networks is currently insufficient. However,
the study of path loss in indoor staircases is essential for managing network traffic quality …

A ray-tracing algorithm based on the computation of (exact) ray paths with bidirectional ray-tracing

MM Taygur, TF Eibert - IEEE Transactions on Antennas and …, 2020 - ieeexplore.ieee.org
A novel ray-tracing algorithm to cope with the phase errors due to incorrect ray path
computations in ray-launching approaches is presented. The algorithm utilizes bidirectional …

Argus: Predictable millimeter-wave picocells with vision and learning augmentation

H Regmi, S Sur - Proceedings of the ACM on Measurement and Analysis …, 2022 - dl.acm.org
We propose Argus, a system to enable millimeter-wave (mmWave) deployers to quickly
complete site-surveys without sacrificing the accuracy and effectiveness of thorough network …

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 …

Path loss model based on machine learning using multi-dimensional Gaussian process regression

KJ Jang, S Park, J Kim, Y Yoon, CS Kim… - IEEE …, 2022 - ieeexplore.ieee.org
For beyond fifth-generation (5G) and future wireless communications, spatial consistency
that represents the correlation between propagation channel characteristics in close …