Mobility

Mobility 

With a good foundation in place, we’ll cover mobile communications from A to Z: cellular principles, digital voice, phone calls to the PSTN and mobile Internet.  This is where the money is!


Wireless Module 2

Detailed Outline

2 Mobility

2.1 Mobile Network Components and Operation

...... 2.1.1 Mobile Network and Mobility

...... 2.1.2 Handset, SIM Card and IMSI

...... 2.1.3 Airlink, Base Station, Towers and Cells

...... 2.1.4 Mobile Telephone Switching Office

...... 2.1.5 Backhaul and Network Connections

...... 2.1.6 Incoming Call and Paging

...... 2.1.7 Mobility and Handoffs

2.2 Cellular Principles

...... 2.2.1 Coverage, Capacity and Mobility Requirements

...... 2.2.2 First Generation

...... 2.2.3 Cellular Design to Meet the Coverage Objective

...... 2.2.4 Frequency Re-use

...... 2.2.5 Handoffs

2.3 1G: Analog Frequency-Division Multiple Access

...... 2.3.1 AMPS, NMT and TACS

...... 2.3.2 Frequency-Division Multiplexing

...... 2.3.3 Frequency Re-Use

...... 2.3.4 Analog FM

...... 2.3.5 Difficulties

...... 2.3.6 Eavesdropping

...... 2.3.7 Modem Disconnect During Handoff

...... 2.3.8 Low Capacity

2.4 PSTN Calls Using the Native Phone App: "Voice Minutes"

...... 2.4.1 Voice Communication End to End

...... 2.4.2 Coding

2.5 Mobile Internet: "Data Plan"

...... 2.5.1 “Data” is Internet Traffic

...... 2.5.2 Using the Built-in Modem

...... 2.5.3 Tethered Modem

...... 2.5.4 Wi-Fi and Bluetooth Links

...... 2.5.5 Smartphones

...... 2.5.6 Data Plans

...... 2.5.7 Converged Communications + Converged Device Achieved

2.6 Mobile Network Operators, MVNOs & Roaming

...... 2.6.1 Mobile Network Operator

...... 2.6.2 Mobile Virtual Network Operator

...... 2.6.3 Roaming