Ways to Reduce the Number of MIMO Antenna Array Elements
VS Sokolov, MA Stepanov - 2024 IEEE 25th International …, 2024 - ieeexplore.ieee.org
MIMO antenna arrays are considered in this paper and ways to reduce the number of virtual
elements are proposed. A complete antenna array is considered, the virtual aperture which …
elements are proposed. A complete antenna array is considered, the virtual aperture which …
Detection of Rockfalls on Tunnel Faces Using Extracted Moving Objects, Excavation Point Estimation, and Generation of Trajectory Images
R Kobayashi, Y Sato, Y Takahashi, M Maemura… - The Open Civil …, 2022 - Elsevier
Background Tunnels are constructed at various locations for infrastructural purposes. During
tunnel construction, industrial accidents have occurred due to rockfalls at tunnel faces. In …
tunnel construction, industrial accidents have occurred due to rockfalls at tunnel faces. In …