An Improved GOMP Sparse Channel Estimation for Vehicle-to-Vehicle Communications

Table 1

Channel parameters for V2V communication scenarios.

Parameters	V2V-UCO
Transceiver distance (m)	100
Number of taps	5
Fading distribution	Rician (1)/Rayleigh (4)
Latency (100 ns)	[0, 1, 2, 3, 4]
Gain (dB)	[0, −10, −17,8, −21,1, −16,3]
Rice coefficient K (dB)	4.0
Maximum Doppler shift (Hz)	400∼500
LOS Doppler shift (Hz)	1263
Fading spectrum shape	[R, R, R, R, J]