Vehicle to everything (V2X) is a new term in the field of
automobile, that refers to high-bandwidth, low latency and highly reliable
communication between a broad range of transport and traffic-related sensors. Connectivity
for vehicle to vehicle (V2V) and vehicle to infrastructure (V2I) communications
will be provided by 5G mobile networks.
C-V2X technology is an amazing way using which vehicles
and drivers interact with the world, including vulnerable road users such as
pedestrians and cyclists. It is an essential stepping stone for the ongoing
digitization of transportation by providing real-time, highly reliable, and
actionable information flows to enable road safety, traffic efficiency and
environmental progress. The auto and telecom industry – collaborating under
5GAA - supports the idea that 5G will further enable mission-critical enhanced
V2X communications and be the ultimate platform to enable impactful C-ITS
services.
It offers the following benefits for next-generation driving:
1.
Higher Data Rate
2.
Lower Latency
3.
Higher Reliability
4.
Sensor Sharing ( Allow gains to be achieved with
limited deployment)
5.
Coordinated Driving
6.
Increase Safety
7.
Situational Awareness
8.
Shorter Trip Time
9.
Energy Saving.
Direct C-V2X provides increased communication range (~2X),
better non-line-of-sight (NLOS) performance, enhanced reliability, and cost-efficiency
without relying on cellular network assistance or coverage for enhanced safety
services when compared with 802.11p-based technologies,.
It offers a new and complementary capabilities for
autonomous driving, all while maintaining backward compatibility. Designed to
support direct communications, it will incorporate 5G NR features, such as high
throughput, lower latency and ultra-reliable communication capabilities to
enable advanced use cases for autonomous vehicles.
It’s Perception sharing share the high throughput sensor
data using real-world models, also providing intention and trajectory sharing
for faster, yet safe maneuvers. Its Real-time local updates sharing of local
data such as 3D HD maps in real-time. Its coordinated driving providing intention
and sensor information.
Up to now, V2X communications have been enabled through the
use of Direct Short Range Communications (DSRC), a technology similar to the same Wi-Fi technologies that we use every day. As we enter into the 5G era, a
new protocol is coming to the forefront: Cellular V2X (C-V2X) which is defined
as part of the 5G network standard.
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