5G的详细介绍及前景展望英文版课件

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1、目录1423The development of mobile communication technology What is 5G?Why do we need 5G?Research status and challenges of 5G.5FiGWi1The development of mobile communication technology Simulation of mobile communication systemDigital mobile communication systemmultimedia mobile communications systemBroa

2、dband access and distribution network system19801G2G3G4G199020062011The development of mobile communication technology 2What is 5G?An English abbrevi-ation 01 An English abbreviation converged network02 UNEA green energy network03 A green energy network5G is the English abbreviation of“The fifth gen

3、eration 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 requirements of large bandwidth,super high capacity,super dens

4、e site,super high reliability and whenever and wherever possible access.Some details about 5G3Why do we need 5G?The necessity of 5G Why does the vision of 5G emerge？Mobile communication has profoundly changed peoples life,but peoples pursuit for higher performance of mobile communication has never s

5、topped.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 communication(5G)system will emerge as times require.5G will penetrate into all areas o

6、f 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 imme-rsive information feast for the user.Through the seamless fusion way,5G will close

7、the distance of all things,realize the intelligent interconnection between man and all things on earth.5G will provide the access rate of fiber like,the using experience of“zero delay”,the ability to connect billions of devices,super high flux density,super high connection number density,super high

8、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 efficiency and ultra hundred times the bit cost reduction.Finally 5G will realize the general hope of“Get the infor

9、mation whenever you want and all things on earth are at your fingertips”.4Research status and challenges of 5G.To meet the demand of 5G,breakthrough in air interface technology is necessary.But innovation in network architecture is also significant and necessary so as to realize the vision of 5G.Cen

10、tralized or distributed network architectureThe dividing line of access network and the core networkTo realize network construction or function configurationThe influence of NFV and SDNIMT-2020(5G)architecture is evolution or revolutionPart1 Five opening problem on designing 5G network architectureA

11、n 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 solve the problem of rapid growing wireless traffic and user experience pursuit in 5G.Integration of multi-radio access technology,multiple ne

12、eds 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 scene and fusion networking technology were introduced to be the inevitable demand,no-sense authentication,network security,green communication

13、were proposed to become the key technical indications.Integration of networking technology routeI nte g r ate I nte g r ate W i-F i W i-F i 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

14、under the circumstance of integration of integration of a a variety of cellular variety of cellular work.To realize To realize the the multiple multiple access access mode of mode of core core network network with with other cellular technologyother cellular technologykey technical indicationsno-sen

15、se authentication,network no-sense authentication,network security,green communication were security,green communication were proposed to become the key proposed to become the key technical indications.technical indications.Some challenges To work well in a multi service environment with seamless ha

16、ndover technology Interference suppression technology Automatic adaptation technology Security problems.Seamless docking of secure protocol when integrating 5G and Wi-Fi.Part 03 Security vision of 5GT h e s e c u r i t y ke y te c h n o l o g i e s Large data security in 5GLarge data security in 5G1Security problems Security problems brought by brought by cloudization,cloudization,virtualization virtualization and Software Defined Network,SDN and Software Defined Network,SDN 2The security of mobile intelligent terminalThe security of mobile intelligent terminal3ReseaRcheRsTHANK YOU VERY MUCH