What Is 5G-A?

If you have recently noticed that the "5G" in the mobile phone signal bar has quietly changed to "5G-A", it is not a system failure, but a silent upgrade of the communication infrastructure.

5G-A, the full name of 5G-Advanced, also known as 5.5G, is an upgraded version of the traditional 5G and is a connection bridge for the evolution of 5G to 6G. It is based on 5G infrastructure and achieves significant improvements in capacity, speed, latency, positioning, and more by improving and enhancing existing technologies.

The 3GPP R19 release is scheduled to be completed in 2025, focusing on expanding features such as XR, AI/ML model transmission, and distributed MIMO, laying the foundation for 6G. For example, the AI-driven network management technology introduced by Rel-19 can dynamically optimize base station power and reduce energy consumption by more than 30%.

1. Skyrocketed rate
The downlink peak rate jumped from 1Gbps to 10Gbps (10000Gbps) for 5G, and the uplink increased from 100Gps to 1Gbps (gigabit).
For example, it only takes 8 seconds to download a 10GB high-definition movie,It only takes 3 seconds to upload 100 high-definition photos to the cloud disk.
2. Latency and reliability upgraded
The air interface latency is reduced to sub-milliseconds (<1ms), and the network reliability is improved from 99.99% to 99.999%.
The value to various industries is obvious, the coordination error of industrial robotic arms is less than 0.1 mm, the response delay of remote scalpels is almost gone, and the transmission of emergency braking commands for autonomous driving is faster than human nerve reflexes.
3. Exponential expansion of connection density
The lightweight module (RedCap), which supports the simultaneous online of tens of millions of devices per square kilometer and reduces the cost by 50%, makes it possible to deploy sensors on a large scale.
It can realize real-time interaction of tens of thousands of devices in smart factories, and smart city street lights can become environmental monitoring nodes in seconds.

1. China: The world's leading large-scale commercial and industry penetration

China has built the world's largest 5G-A commercial network, and as of June 2025, Chinese operators have achieved 5G-A coverage in more than 300 cities, with a total of more than 200,000 base stations and more than 10 million users. The measured peak rate in the core areas of Shanghai, Beijing, and other cities reached 10Gbps, and the latency was as low as 20 milliseconds.

2. The Middle East: The rapid rise of the world's first 5G-A region
The Middle East has become a pioneer in 5G-A commercialization with policy support and financial investment. Operators such as the UAE DU and Saudi STC completed the 10Gbps rate test in 2024 and launched commercial use in scenarios such as glasses-free 3D and FWA (fixed wireless access) upgrades.

3. Europe: Technology Leadership and Scenario Exploration
Europe has an advantage in 5G-A standard formulation and equipment research and development, with Ericsson and Nokia having a market share of more than 50% in non-China. In December 2023, Finnish DNA released Europe's first live-based 5G-A application, which supports deterministic latency guarantees in industrial automation scenarios. Deutsche Telekom cooperated with Huawei to test 5G-A synaesthesia technology in Berlin to achieve real-time vehicle positioning and environmental perception. However, Europe lags slightly behind in large-scale commercial use, and the first city coverage is expected to start in the second half of 2025.

4. United States: Focus on vertical industries and spectrum allocation
T-Mobile plans to launch the first 5G-A service in the United States by the end of 2024, focusing on the application of L4S (Low Latency, Low Loss, Scalable Throughput) technology to optimize the video streaming experience. The U.S. government released the 7.125-8.4GHz band for 5G-A through the National Spectrum Strategy to drive coverage in rural areas. In addition, Qualcomm, Intel and other companies are working with car companies to explore 5G-A vehicle-road collaborative applications, planning to pilot over-the-horizon autonomous driving in California in 2025.

5. Africa and Latin America: 5G-A is not yet scalable, but 5G deployment is accelerating
Africa's 5G penetration rate is expected to increase from 1.4% in 2024 to 25% in 2029, with countries such as South Africa and Egypt prioritizing broadband coverage through FWA, and 5G-A commercial launch is expected to start after 2026. Latin American regions such as Brazil and Mexico are attracting foreign investment through spectrum auctions and plan to introduce 5G-A testing in 2025.

The global development of 5G-A presents a pattern of "China leads the scale, the Middle East leads the scene, and Europe and the United States lead the standard". With policy support and industrial chain advantages, China is leading in network deployment and industry applications. the Middle East has quickly achieved commercial breakthroughs through resource investment; Europe and the United States maintain advantages in standard formulation and equipment research and development. In the future, with the freezing of 3GPP R19 and the advancement of 6G pre-research, 5G-A will accelerate the integration with AI, satellite communication and other technologies, and promote the global digital economy into a new stage.