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WiMAX Connecting The Next 5 Billion People PowerPoint Presentation
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WiMAX Connecting The Next 5 Billion People

WiMAX Connecting The Next 5 Billion People

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WiMAX Connecting The Next 5 Billion People

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Presentation Transcript

  1. WiMAX Connecting The Next 5 Billion People Presented By Mr. P.K.Sadangi EI 200117265

  2. Agenda • Introduction • Market Targeted by WiMAX • Spectrum Allocation • LOS Vs NLOS Technology • Adaptive Modulation • OFDM • WiMAX Technology Challenge • Conclusion

  3. Introduction • Next generation of Wi-Fi • WiMAX is a fast-emerging wide-area wireless broadband technology • WiMAX (Worldwide Interoperability for Microwave Access) forum is a non-profit corporation formed to help promote and certify the compatibility and interoperability of BWA

  4. IEEE Standards

  5. Demand for Wireless Broadband • Telemedicine • Teleworking • E-Government • Agriculture • Distance learning • Public safety • National security • E-commerce • Entertainment • Applications for persons with disabilities • Utility applications • Small business assistance

  6. Markets Targeted By WiMAX

  7. Stay Connected

  8. Spectrum

  9. Spectrum Allocation

  10. LOS Fresnel Zone

  11. NLOS Propagation

  12. NLOS CPE Location

  13. Digital Modulation

  14. BPSK & QPSK

  15. Adaptive Modulation and Coding

  16. OFDM Figure 1: FDM with Nine Sub-carriers Using Filters Figure 2: OFDM with Nine Sub-carriers

  17. OFDM Figure 3: OFDM with 256 Sub-carriers

  18. WiMAX Technology Challenge • WiMAX, more flexibility and security • Terminal authentication • User authentication • Data encryption • WiMAX, a very efficient radio solution

  19. Conclusion • WiMAX could bring broadband access into the homes and businesses of millions of people in rural and developing markets. • Portable Internet a reality • End-users to enjoy an “Always Best Connected” Thank You!!!