By the end of June, China Telecom * * * led the completion of international standard projects and tasks 3 1 and submitted 457 international manuscripts; Apply for technology patents 190, including patent protection 143. China Telecom has undertaken 19 major national science and technology projects in the 5G field, of which 7 are in the leading position. In terms of industrial cooperation, from 2065438 to August 2007, China Telecom held the kick-off meeting of "Xiong 'an National Backbone Network and 5G Innovation Demonstration Network" to launch the 5G industrial cooperation initiative; Six cities, including Xiong 'an, started the construction of the first batch of 5G innovation demonstration networks, and all 5G pilot base stations were opened in 20 17 and 12 years; On February 20 18, the National Development and Reform Commission officially approved China Telecom to carry out the demonstration project of 5G scale construction and application in 12 city, which further enriched the connotation of China Telecom's 5G innovation demonstration network.
The white paper comprehensively expounds the 3G "Three Clouds" target network architecture initiated by China Telecom. In order to guide the industrial chain more clearly and promote the development of 5G, the white paper puts forward the short-term and medium-term development strategies of 5G wireless networks, core networks and bearer networks with 4G/5G collaboration and fixed-mobile integration. The release of the white paper has enabled the industry to have a more comprehensive and clear understanding of the future development strategy of China Telecom's 5G network, which will play a positive leading and demonstration role in building a cooperative and innovative 5G industrial ecosystem. In the future, China Telecom's 5G network will build a unified information infrastructure platform to serve all walks of life.