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Alongside core and radio access networks (RAN), the xHaul transport networks play a crucial role in cellular wireless networks. Today, 5G Americas, the leading voice for 5G and beyond in the Americas, has released a white paper titled “Transport Networks for 5G.” The paper explores the existing transport network landscape, ongoing developments, and envisions the future of 5G transport networks.

The President of 5G Americas, Chris Pearson, emphasizes the importance of continually improving and future-proofing 5G transport networks to meet the increasing demands. The characteristics shaping these networks include bandwidth demands, continuous backhaul capacity, and the need for adaptable and scalable solutions. Current efforts focus on cloud-based RAN connectivity, network-based timing and synchronization, and end-to-end network slices. Future work will prioritize enhancing transport network security and addressing the influence of the metaverse and immersive applications.

The white paper covers various key topics related to 5G transport networks, including 5G deployment and the xHaul transport network, advancements in 5G RAN technologies, the usage of microwave spectrum, Ethernet-based fronthaul interfaces, Integrated Access Backhaul (IAB) in 5G, 5G standalone split CU/DU architectures, increased deployment of virtualized RAN, network timing challenges for vRAN, evolution of cell sites, and the convergence of wireline and wireless networks.

David Krauss, Principal Network Architect at Ciena, highlights that robust transport networks are essential for the evolution of 5G towards open architectures, diverse network slicing, and precise timing and synchronization. The advancements in transport technology will unlock the true potential of 5G, enabling seamless connectivity and intelligent distribution.

5G Americas is an industry trade organization that represents leading telecommunications service providers and manufacturers. The organization is dedicated to advancing 5G and beyond in the Americas, fostering a connected wireless community. Headquartered in Bellevue, Washington, 5G Americas works towards leading 5G development. For more information, please visit the 5G Americas website and their social media platforms.

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