[5G NR] #2. 5G NR Vision

Evolution of Wireless Technologies

• The predominant use case of 1G was voice calls.
• With the advancement of 2G, there was a shift from analog voice to digital voice paradigm.
• By using digital modulation, 2G would digitize our voice for a more efficient & clear transmission.
• Text messaging was also introduced with 2G communications.
• 3G enabled users to have internet access on their mobile devices.
• 4G provided peak data rates in excess of 1 Gbps, a massive leap from 3G.

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Why Do We Need Something Beyond 4G?

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5G NR: New Levels of Capability and Efficiency

• Mission critical applications can greatly benefit from such low latency performances.
• 5G will support various types of connected devices which will increase the network density.

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5G NR Sevice Classes Overview

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Enhanced Mobile Broadband (eMBB)

• Macrocells can cover up to an area of a few square miles in outdoor environments.
• Small cells provide coverage in smaller but dense venues.
• Focused coverage is provided by placing smaller base stations in higher quantities.

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Massive Machine-Type Communications (mMTC)

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Ultra Reliable Low Latency Communications (URLLC)