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Mobile Networks Explained
Section 1 - Introducing Mobile Networks
A Telecommunications Network Components of a Cellular Network Cellular Networks - Drivers for mobility
- The requirements of a Mobile Telecoms network
The market place Trends and Forecasts Regulation and Standards GSM and GPRS – The Global Standard Projecting ahead – The evolution to 3rd Generation
Section 2 - Radio and Cellular Principles
What is a cellular system? Radio characteristics - Analogue
- Digital
Spectrum – a scarce resource - The value of spectrum
- Sharing the resource
FDMA TDMA FDMA/TDMA CDMA and W-CDMA Maintaining the call whilst mobile - Handover
Planning the network - Technical
- Costs
- The roll-out
Section 3 - The User Experience (Services, Applications and Handsets)
What are services? Who provides them? What is their value - To the operator?
- To the user?
How do we pay? Services – a time line The next step - Personalised, Location-based, High value, More-capable services Example services - Messaging
- Ticketing/vending
- Vehicular
- Multimedia information
Content - WAP
- XHTML
- i-Mode
Accessing the services - A Virtual Home Environment?
The requirements for User Devices The user interface Forms and Form Factors Design considerations – Size, Functionality, Display, and Power considerations Multi-band and multi - system handsets Future devices Other technologies - Bluetooth
- Wireless LAN
Selling the handset Current Handsets and capabilities Exercise – an Island Telco (Choosing the strategy and access scheme)
Section 4 - the GSM and GPRS Network Infrastructure
The network – what does it do? Circuit or packet switched? The Core Network Switches and routers - Circuit Switched
- Packet Switched
- Signalling – SS7
Controlling the network - Mobility
- HLR, VLR, EIR and AuC
- Services – IN and CAMEL
The Radio Network Radio Elements - Base Transceiver Station (BTS)
- Base Station Controller (BSC)
- The Transcoder and Rate Adaption Unit (TRAU)
Evolution to 3rd Generation - The Core Network
- EDGE
- UMTS and W-CDMA
- HSDPA
IP Network Infrastructure IP Multimedia Subsystem (IMS) Convergence and the evolving network Exercise – an Island Telco (Designing the Network)
Section 5 - Procedures and Operation
Identities Location and Routing Areas Procedures - At switch-on
- Finding the network
- The Location update
- Making & receiving a call
- Supplementary service examples
- GPRS RA Update
Establishing the session (MM and PDP Contexts)
Section 6 - Network Building Blocks
Transmission - Connecting the network together - PDH
- SDH
- DWDM
- Leased Lines
Transport and switching technologies - ATM
- IP
- Frame Relay
Signalling and Control - SS7
Operations and maintenance Exercise – an Island Telco (Building the infrastructure)
Section 7 - Supporting Systems
Messaging Systems - SMS
- MMS
Voicemail Location Based Services Access to Content IN and CAMEL Open Service Access The Operational Support System (OSS) and Business Support System (BSS) Billing Systems in the Mobile Environment Exercise – an Island Telco (Operating Profitably)
Section 8 - a Typical Network - Bringing it all Together
Reviewing the operator / network model, including:
Infrastructure - Architecture, Vendors
Branding Services and Applications - Strategies Data access mechanisms - Circuit switched, GPRS
Content - Portals & Content types
Evolution Strategies - GSM with GPRS, UMTS - (This section is used to review the exercises and discussions and builds on previous sections)
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