Generations_of_Mobile_Communication.pptx

Generations of mobile communication

1. Wonders of Science Generations of Mobile Communication

2. Introduction Communication is the backbone of life. From landlines to smartphones, technology keeps evolving. Science made the impossible → possible.

3. 1G – First Generation (1980s) • Analog voice calls only • Speed: 2.4 kbps • Poor quality, no internet

4. 2G – Second Generation (1990s) • Digital calls, SMS, MMS • Speed: up to 64 kbps • Introduced SIM cards

5. 3G – Third Generation (2000s) • Internet browsing, video calling • Speed: up to 2 Mbps • Start of smartphones

6. 4G – Fourth Generation (2010s) • High-speed internet, HD video streaming • Speed: up to 100 Mbps • Enabled online learning and gaming

7. 5G – Fifth Generation (2020s) • Ultra-fast internet, IoT, AI devices • Speed: 1–10 Gbps • Remote surgery, smart cities, self-driving cars

8. Future – 6G and Beyond • AI + VR + Holograms • Space internet (Starlink etc.) • 100× faster than 5G

9. Conclusion Mobile communication shows how science changes our life. From simple calls → smart world. “The future belongs to those who innovate.”