Efficient and accurate ray tracing method for indoor radio wave propagation prediction in presence of human body movement

2013 ◽  
Vol 27 (12) ◽  
pp. 1566-1586 ◽  
Author(s):  
M.J. Islam ◽  
A.W. Reza ◽  
K.A. Noordin ◽  
A.S.M.Z. Kausar ◽  
H. Ramiah
Author(s):  
M. Fakharzadeh ◽  
J. Ahmadi-Shokouh ◽  
B. Biglarbegian ◽  
M.R. Nezhad-Ahmadi ◽  
S. Safavi-Naeini

Author(s):  
Mohd Nazeri Kamaruddin ◽  
Tan Kim Geok ◽  
Omar Abdul Aziz ◽  
Tharek Abd Rahman ◽  
Ferdous Hossain ◽  
...  

This paper explained an adaptive ray tracing technique in modelling indoor radio wave propagation. As compared with conventional ray tracing approach, the presented ray tracing approach offers an optimized method to trace the travelling radio signal by introducing flexibility and adaptive features in ray launching algorithm in modelling the radio wave for indoor scenarios. The simulation result was compared with measurements data for verification. By analyzing the results, the proposed adaptive technique showed a better improvement in simulation time, power level and coverage in modelling the radio wave propagation for indoor scenario and may benefit in the development of signal propagation simulators for future technologies.


Symmetry ◽  
2019 ◽  
Vol 11 (4) ◽  
pp. 510 ◽  
Author(s):  
Ferdous Hossain ◽  
Tan Geok ◽  
Tharek Rahman ◽  
Mohammad Hindia ◽  
Kaharudin Dimyati ◽  
...  

This paper describes a smart ray-tracing method based on the ray concept. From the literature review, we observed that there is still a research gap on conventional ray-tracing methods that is worthy of further investigation. The herein proposed smart 3D ray-tracing method offers an efficient and fast way to predict indoor radio propagation for supporting future generation networks. The simulation data was verified by measurements. This method is advantageous for developing new ray-tracing algorithms and simulators to improve propagation prediction accuracy and computational speed.


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