2025中国电信全光网3.0技术白皮书

ⒸAll rights reserved by China Telecom Content 1.Introduction.............................................................................................................12.Overview of AON 3.0 .............................................................................................32.1.Background ..................................................................................................32.2.Values and Visions........................................................................................53.Target Architecture and Network Features of AON 3.0..........................................83.1.Overall Target Architecture of AON 3.0 ......................................................83.2.Target Architecture of Optical Cable Network...........................................153.3.Target Architecture of Optical Fiber Communication Network.................173.3.1.Target Architecture of Backbone Optical Fiber CommunicationNetwork........................................................................................................173.3.2. Target Architecture of Metropolitan Optical Fiber CommunicationNetwork........................................................................................................193.3.3. Target Architecture of Optical Access Network.................................203.4.Target Architecture of Space Optical Communication Network................223.5.Target Architecture of Scenario-Based Private Network ...........................233.5.1. Target Architecture of Intelligent Computing Center Optical Network......................................................................................................................233.5.2. Target Architecture of Industrial PON ...............................................263.6.Target Architecture for Intelligent Optical Networks.................................273.6.1.Target Technical Requirements of Integrated Sensing andCommunication Optical Networks ..............................................................293.6.2. Target Technical Requirements of Digital Twin for Optical Networks......................................................................................................................303.6.3. Target Technical Requirements for AI in Optical Networks..............324.AON 3.0 Phased Evolution Strategy ....................................................................344.1.2030 Target and Evolution Strategy ...........................................................344.2.2035 Target and Evolution Strategy ...........................................................395.Innovation Directions for Key Technological of AON 3.0...................................435.1.New-Type Optical Fiber and Cable Technologies......................................435.2.High-Speed, Large-Capacity All-Optical Transmission Technologies.......435.3.All-Optical Switching Technologies ..........................................................445.4.All-Optical Access Technologies ...............................................................455.5.Industrial PON Technologies .....................................................................465.6.Integrated Sensing and Communication Technologies ..............................465.7.Digital Twin for Optical Network Technology...........................................475.8.Optical Network Artificial Intelligence Technologies................................485.9.Novel O/E Integration Technologies for All-Optical Connectivity............495.10.Space Optical Communication Technologies ...........................................506.Future Prospects of AON ......................................................................................51Appendix Abbreviations ..............................................................................................52 1.Introduction In the wave of global digitalization, Artificial Intelligence (AI) isbecoming a key force driving transformation across various industries. Asa crucial “information artery” supporting the development of emergingtechnologies like AI, new information infrastructure has become anessential component of the modern infrastructure system. Accelerating theconstruction of new information infrastructure plays a significant, strategicand supportive role in advancing new industrialization, building a modernindustrialsystem,and fostering the development of new types ofproductiveforces,thereby contributing to the construction of amanufacturing power, a cyberspace leader, and a digital China. China Telecom, as the builder and operator of new informationinfrastructure, has been committed to constructing a service-oriented,technology-driven,and secure enterprise.It is promoting the deepintegrationof technological and industrial innovation,continuouslyenhancing the core functions of its network, and improving its corecompetitiveness. It adheres to the strategy of “Cloudification and DigitalTransformation, and Intelligent Empowerment”, st