Page 80 - Handout Computer Network.

2G – Second Generation

• Digital communication
• Supports voice and SMS
• Technologies include GSM and CDM

3G – Third Generation

• Higher data speeds
• Supports internet access
• Video calls and multimedia services

4G – Fourth Generation

• High-speed broadband internet
• Technologies such as LTE
• Supports HD streaming and online gamin

5G – Fifth Generation

• Extremely high speed
• Very low latency
• Supports IoT devices, smart cities, and autonomous vehicles

Advantages of Mobile Networks

• Mobility and portability
• Wide coverage
• Real-time communication
• Internet access anywhere
• Supports multimedia services

7️ Challenges in Mobile Networks

• Limited radio spectrum
• Signal interference
• Network congestion
• Security threats
• Coverage limitations in remote areas

Applications of Mobile Networks

Mobile networks are used in many applications such as:

• Mobile communication
• Internet access
• GPS navigation
• Mobile banking
• Smart devices (IoT)
• Video streaming
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