The Federal Communications Commission (FCC) has voted to finalize new spectrum rules that will push cellular vehicle-to-everything (C-V2X) communications technology forward.

C-V2X will use existing cellular networks to send messages from vehicle to vehicle, vehicle to infrastructure, vehicle to cyclists, or vehicle to pedestrians to warn of each other's presence for safety purposes. It could cross-alert for hazardous road conditions, including speeding cars, weather, or traffic congestion.

FCC Chairwoman Jessica Rosenworcel said the agency’s efforts will drive innovation in wireless and transportation economies and “keep us safe on our roadways when we walk, ride, and drive.” The decision on the proposed rule promotes “efficient use of...

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