At present,6G research is in the stage of defining requirements and breaking through key technologies in the early stage of standardization.In order to promote 6G technology re-search and accelerate 6G innovation and development,by sorting and analyzing 6G pre research literature from domestic and foreign universities,standard organizations,communication manu-facturers and other institutions in recent years,tracking the progress of 6G pre research at home and abroad,and combining with the existing problems in 5G network,candidate key technolo-gies for 6G are proposed,the achievable technical indicators of 6G are predicted,and future ap-plication scenarios for 6G are looked forward to,providing valuable references for constructing a more powerful 6G mobile communication system.
维普
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