5G的详细介绍及前景展望英文版

1、1. 目录 1 4 2 3 The development of mobile communication technology What is 5G? Why do we need 5G? Research status and challenges of 5G. 5 Fi G Wi 2. 1 The development of mobile communication technology 3. Simulation of mobile communication system Digital mobile communication system multimedia mobile c

2、ommunications system Broadband access and distribution network system 1980 1G 2G 3G 4G 1990 2006 2011 The development of mobile communication technology 4. 5. 2What is 5G? 6. An English abbrevi- ation 01 An English abbreviation converged network 02 UNE A green energy network 03 A green energy networ

3、k 5G is the English abbreviation of “The fifth generation mobile communication technology” Compared with 2G, 3G and 4G, 5G is not independent and brand-new. It is a combination and further development of present mobile communication technology. Besides the speed upgrade, 5G will also meet the requir

4、ements of large bandwidth, super high capacity, super dense site, super high reliability and whenever and wherever possible access. 7. Some details about 5G 8. 3 Why do we need 5G? 9. The necessity of 5G Why does the vision of 5G emerge？ Mobile communication has profoundly changed peoples life, but

5、peoples pursuit for higher performance of mobile communication has never stopped. In order to cope with the future of mobile data traffic explosive growth, the connection of massive device, the continuous emergence of various new services and applications scene, the fifth generation mobile communica

6、tion (5G) system will emerge as times require. 10. 5G will penetrate into all areas of the society in the future, constructs an all-wave customer-focus information ecology system. 5G will make information break through the limitation of time and space, providing excellent interactive experience and

7、imme- rsive information feast for the user. Through the seamless fusion way, 5G will close the distance of all things, realize the intelligent interconnection between man and all things on earth. 11. 5G will provide the access rate of fiber like, the using experience of “zero delay”, the ability to

8、connect billions of devices, super high flux density, super high connection number density , super high mobility and other multi scene favorable service and intelligent optimization of business and user perception. At the same time, 5G will bring the network over a hundred times the energy efficienc

9、y and ultra hundred times the bit cost reduction. Finally 5G will realize the general hope of “Get the information whenever you want and all things on earth are at your fingertips”. 12. 4 Research status and challenges of 5G. 13. To meet the demand of 5G, breakthrough in air interface technology is

10、necessary. But innovation in network architecture is also significant and necessary so as to realize the vision of 5G. 14. Centralized or distributed network architecture The dividing line of access network and the core network To realize network construction or function configuration The influence

11、of NFV and SDN IMT-2020 (5G) architecture is evolution or revolution Part1 Five opening problem on designing 5G network architecture 15. An general introduction An general introduction of of Integration of 5G and Wi-Fi Integration of 5G and Wi-Fi The integration network of 5G and Wi-Fi can well solv

12、e the problem of rapid growing wireless traffic and user experience pursuit in 5G. Integration of multi-radio access technology, multiple needs and multiple internet were studied to become the inevitable trend for IMT 2020 (5G). In the networking of 5G and Wi-Fi, integration of network application s

13、cene and fusion networking technology were introduced to be the inevitable demand, no- sense authentication, network security, green communication were proposed to become the key technical indications. 16. Integration of networking technology route I nte g r a t e I nte g r a t e W i - F i W i - F i

14、 i n t o i n t o m o b i l e m o b i l e communication communication network as network as a wireless a wireless technology under the circumstance of technology under the circumstance of integration of integration of a a variety of cellular variety of cellular network. network. To realize To realize

15、 the the multiple access multiple access mode of mode of core core network network with other with other cellular technologycellular technology key technical indications no-sense authentication, network no-sense authentication, network security, green communication were security, green communication

16、 were proposed to become the key proposed to become the key technical indications.technical indications. 17. Some challenges To work well in a multi service environment with seamless handover technology Interference suppression technology Automatic adaptation technology Security problems. Seamless docking of secure protocol when integrating 5G and Wi-Fi. 18. Part 03 Security vision of 5G T h e s e c u r i t y ke y te c h n o l o g i e s 19. Large data security in 5GLarge data security in 5G 1 Security problems Security problems brought by broug