Fig 1.
Vegetation signal propagation through lateral waves.
Fig 2.
Prediction gain of vegetation paths with the base station in free space.
Fig 3.
Radio wave propagation in open space areas of a vegetation.
Fig 4.
Electromagnetic wave propagation path with trees and buildings arranged in rows.
Fig 5.
Diagram of triangular trees and buildings.
Fig 6.
Measurement principle and method of self-built system.
Fig 7.
Self-built wireless channel measurement unit.
Fig 8.
Channel impulse response.
Table 1.
Capture channel parameters of I and Q channels.
Fig 9.
Channel measurement point map of Beijing University of Science and Technology.
Fig 10.
Relationship between the path gain of electromagnetic waves and the height of vegetation (the base station is located inside the vegetation).
Fig 11.
Relationship between the electromagnetic wave path gain and the distance with different vegetations in the free space of the base station.
Fig 12.
Relationship between the path gain of electromagnetic waves through different vegetations and distance.
Fig 13.
Path gain using the triangle tree model.
Fig 14.
Path gain of buildings and trees in row N at a signal receiving station (varying with angle).
Table 2.
Channel large-scale fading measurement statistics (points in Beijing University of science and Technology).
Fig 15.
Channel model performance comparison.