Sci-Tech

Low altitude intelligent networking escorts low altitude economy 'flying well'

2025-04-23   

The flourishing development of the low altitude economy cannot be separated from the escort of the low altitude intelligent network, such as drone "flash delivery", low altitude sightseeing, and low altitude intelligent inspection. The reporter noted that many parties are actively exploring, moderately advance the layout of infrastructure such as low altitude intelligent networking, and accelerate the research, development, construction and application of low altitude intelligent networking technologies such as 5G/5G-A, Beidou, and satellite Internet. Industry research predicts that by 2035, the number of newly built low altitude communication base stations is expected to reach 360000, with a total investment expected to exceed 100 billion yuan. On the synesthesia monitoring platform in Yanqing, Beijing, the flight trajectory of a drone is clearly visible, and the 4K camera provides smooth real-time image feedback. A 5G-A integrated sensing network not only ensures stable video transmission speed, but also accurately captures the three-dimensional trajectory of each drone in the area. It's like setting up a dedicated communication corridor for the city sky, which not only avoids competing with ground users for network resources, but also ensures stable networking of low altitude devices Zhao Huaimin, the project leader of Beijing Telecom, told reporters that with the innovative "time-frequency space" three-dimensional collaborative perception algorithm, a 5G base station can simultaneously track more than 90 moving targets with a positioning accuracy of sub meters. Through dual frequency networking, the network transmission delay of the drone is reduced to within 50 milliseconds when flying at an altitude of 300 meters, providing a guarantee for low altitude flight that is "visible, able to fly, and manageable". In the industry's view, low altitude intelligent networking is a key support for promoting high-quality development of the low altitude economy. The research of the Chinese Academy of Information Technology and Communications shows that the low altitude intelligent networking can build a digital low altitude operation environment and realize intelligent airspace design and route planning with the help of the earth and sky integrated infrastructure including 4G/5G communication, satellite Internet, Beidou system, radar and other monitoring systems. As the digital foundation for the development of the low altitude economy, the low altitude intelligent network is a digital guarantee for the opening and large-scale application of airspace. It not only ensures the smooth operation of low altitude aircraft carrying passengers and cargo, but also ensures efficient supervision and safe operation after the airspace is opened Lu Feng, the director of Beijing Frontier Future Technology Industry Development Research Institute, told reporters that it is necessary to optimize the layout of base stations, build dedicated communication networks, improve navigation facilities, promote the development of integrated sensing technology, and promote application innovation. It is worth noting that China is accelerating the construction of low altitude economic network facilities. The Report on the Implementation of the 2024 National Economic and Social Development Plan and the Draft 2025 National Economic and Social Development Plan proposes specific deployments such as "introducing policies to promote high-quality development of the low altitude economy" and "moderately advanced research and layout of low altitude intelligent network infrastructure" in 2025. The Ministry of Industry and Information Technology recently announced that it will continue to enhance the coverage of 5G and gigabit optical networks, known as the "dual gigabit" network; Accelerate the research and development, standard formulation, pilot testing, and industrial implementation of 6G technology, and strengthen breakthroughs in integrated technologies such as communication, perception, intelligence, and computing. Localities are also taking active actions to clarify the next steps of construction goals. For example, Jiangsu will promote the research and development of low altitude intelligent networking technologies such as 5G/5G-A, Beidou, and satellite Internet, accelerate the construction of satellite ground integrated communication networks, and promote the deployment of "cloud network edge end" low altitude computing facilities. Dalian will build a low altitude flight route with continuous coverage of the intelligent network. By 2025, it will achieve full coverage of low altitude flight routes in key areas, and land the intelligent network to cover more than 50 routes; By 2026, we will gradually achieve continuous coverage of hot flight routes within the city and full coverage of low altitude flight routes within the city. Aiming at the new track of low altitude economy, the three major operators and other enterprises are also accelerating the innovation of low altitude intelligent connectivity technology and network construction layout. China Mobile recently announced that its digital capability base covers 42 low altitude air routes, deploys over 500 integrated sensing base stations, creates a high-precision positioning network, and serves 130000 industry drones. The next step is to build three networks: low altitude communication network, low altitude navigation network, and low altitude perception network, fully leveraging the advantages of 5G-A sensing technology, exploring multimodal fusion sensing technology, and building a strong low altitude information infrastructure. China Unicom will further tackle the key technologies of low altitude intelligent networking and satellite Internet, such as ultra-low latency, high-precision positioning and intensive perception, and promote the integration of space, space, space and sea. The construction of low altitude intelligent networking requires a large amount of infrastructure investment, including low altitude communication base stations, sensing equipment, navigation facilities, etc. In addition, low altitude intelligent networking services are used in various application scenarios such as low altitude logistics, urban governance, and air traffic. The continuous expansion and scale development of these application scenarios will drive the sustained growth of demand in the low altitude intelligent networking market Lu Feng said. Data shows that as of the end of March this year, China has built and opened a total of 4.395 million 5G base stations. According to research by the China Academy of Information and Communications Technology, based on the current number of 5G-A base stations and the future number of 6G base stations, a certain proportion of low altitude communication base stations will be built. By 2035, the number of new low altitude communication base stations is expected to reach 360000, with a total investment of 111 billion yuan. (New Society)

Edit:He Chuanning Responsible editor:Su Suiyue

Source:Economic Information Daily

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