DSRC versus 4G-LTE for Connected Vehicle Applications: A Study on Field Experiments of Vehicular Communication Performance

Table 1

Active safety latency requirements (units: seconds).

Traffic signal violation warning	0.1
Curve speed warning	1.0
Emergency electronic brake lights	0.1
Precrash sensing	0.02
Cooperative forward collision warning	0.1
Left turn assistant	0.1
Lane change warning	0.1
Stop sign movement assistance	0.1