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Table 2 Key information elements in the dedicated REM for high-speed rail

From: Radio environment map-based cognitive Doppler spread compensation algorithms for high-speed rail broadband mobile communications

Index

Channel parameters

Record #1

Number of paths (Np 1)

Train-top antenna location #1

Channel parameters for each path

Timestamp #1 (time, date, day of the week)

α 0

φ 0

Ï„ 0

…

…

…

α Np 1– 1

φ Np 1– 1

τ Np 1– 1

Record #2

Number of paths (Np 2)

…

…