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WC - 9 Public Wireless Networks - Coggle Diagram
WC - 9
Public Wireless Networks
UMTS (3G)
Successor to
GPRS
EDGE
Access Network
Based on CDMA
Core Network
Same as GPRS & EDGE
Standards managed by
3GPP
Components
User Equipment
Radio Network Subsystem
Core Network
LTE (4G)
Standards by
3GPP (2004)
Components
Core Network
Evolved packet core
Home Subscriber Server
PDN Gateway (P-GW)
Serving Gateway (S-GW)
Mobility Management Entity (MEE)
Policy Control & Charging Rules Function (PCRF)
Access Network
E-UTRAN
UE
FDD & TDD
End-to-end IP Network
Roaming
Home-PLMN
Visited-PLMN
Advantages
High Throughput
Low Latency
FDD & TDD on the same platform
Plug & Play
Simple Architecure
Seamless Connection
Superior User Experience
High Capacity
5G
Multi-access Edge Computing
1 - 10 mm
24GHz - 100 GHz
NFV
SDN
RAN Architecture
Network Slicing
Advantages
High Bandwith
Effective & Efficient
Easy Management
Consistent, Uniform Connection
Disadvantages
Expensive Infrastructure
Security and Privacy standards are still being developed
Intercell Interference