單擊此處編輯母版標(biāo)題樣式,單擊此處編輯母版文本樣式,第二級(jí),第三級(jí),第四級(jí),第五級(jí),2020/7/19,#,5G的詳細(xì)的介紹及前景展望(英文版)ppt課件,1,目錄,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,目錄1423The development of mobil,2,1,The,development,of mobile,communication technology,1The development of mobile,3,Simulation of mobile communication system,Digital mobile communication system,multimedia mobile communications system,Broadband access and distribution network system,1980,1G,2G,3G,4G,1990,2006,2011,The development of mobile communication technology,Simulation of mobile communica,4,5G的詳細(xì)的介紹及前景展望(英文版)ppt課件,5,2,What,is 5G?,2What is 5G?,6,An English abbrevi-ation,01 An English abbreviation,converged,network,02 UNE,A green energy network,03 A green energy network,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 requirements of large bandwidth,super high capacity,super dense site,super high reliability and whenever and wherever possible access.,An English abbrevi-ation 01 An,7,Some details about 5G,Some details about 5G,8,3,Why do we,need,5G?,3Why do we need 5G?,9,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 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,communication(5G)system will emerge as times require.,The necessity of 5G Why does t,10,5G will penetrate into all areas of the,society in the future,constructs an,all-wave customer-focusinformation,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 the distance of all things,realize the intelligent interconnection between man and all things on earth.,5G will penetrate into all are,11,5G 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 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 information whenever you want and all things on earth are at your fingertips”.,5G will provide the access rat,12,4,Research status,and,challenges,of 5G.,4Research status and challenge,13,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.,To meet the demand of 5G,brea,14,01,Centralized or distributed network architecture,02,The dividing line of access network and the core network,03,To realize network construction or function configuration,04,The influence of NFV and SDN,05,IMT-2020(5G)architecture is evolution or revolution,Part1 Five opening problem on designing 5G network architecture,01Centralized or distributed n,15,Part 02 Integration of 5G and Wi-Fi,An general introduction of 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 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 scene 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.,Part 02 Integration of 5G and,16,Integration of networking technology route,Integrate Wi-Fi into mobile communication network as a wireless technology under the circumstance of integration of a variety of cellular network.To realize the multiple access mode of core network with other cellular technology,key technical indications,no-sense authentication,network security,green communication were proposed to become the key technical indications.,Integration of networking tech,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.,Some challengesTo work well in,18,Part 03 Security vision of 5G,The