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Wimax
Wimax
Wimax
Wimax
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Wimax

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Wi -max is an extension of Wi-Fi as Wi-max covers many KMs of distances in providing data connectivity.

Wi -max is an extension of Wi-Fi as Wi-max covers many KMs of distances in providing data connectivity.

Published in: Economy & Finance, Technology
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  • 1. WiMAX Connecting The Next 5 Billion People Presented By : IQxplorer
  • 2. Agenda <ul><li>Introduction </li></ul><ul><li>Market Targeted by WiMAX </li></ul><ul><li>Spectrum Allocation </li></ul><ul><li>LOS Vs NLOS Technology </li></ul><ul><li>Adaptive Modulation </li></ul><ul><li>OFDM </li></ul><ul><li>WiMAX Technology Challenge </li></ul><ul><li>Conclusion </li></ul>
  • 3. Introduction <ul><li>Next generation of Wi-Fi </li></ul><ul><li>WiMAX is a fast-emerging wide-area wireless </li></ul><ul><li>broadband technology </li></ul><ul><li>WiMAX (Worldwide Interoperability for Microwave </li></ul><ul><li>Access) forum is a non-profit corporation formed to </li></ul><ul><li>help promote and certify the compatibility and </li></ul><ul><li>interoperability of BWA </li></ul>
  • 4. IEEE Standards
  • 5. Demand for Wireless Broadband <ul><li>Telemedicine </li></ul><ul><li>Teleworking </li></ul><ul><li>E-Government </li></ul><ul><li>Agriculture </li></ul><ul><li>Distance learning </li></ul><ul><li>Public safety </li></ul><ul><li>National security </li></ul><ul><li>E-commerce </li></ul><ul><li>Entertainment </li></ul><ul><li>Applications for </li></ul><ul><li>persons with disabilities </li></ul><ul><li>Utility applications </li></ul><ul><li>Small business </li></ul><ul><li>assistance </li></ul>
  • 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. Figure 1: FDM with Nine Sub-carriers Using Filters Figure 2: OFDM with Nine Sub-carriers OFDM
  • 17. OFDM Figure 3: OFDM with 256 Sub-carriers
  • 18. WiMAX Technology Challenge <ul><li>WiMAX, more flexibility and security </li></ul><ul><ul><ul><li>Terminal authentication </li></ul></ul></ul><ul><ul><ul><li>User authentication </li></ul></ul></ul><ul><ul><ul><li>Data encryption </li></ul></ul></ul><ul><li>WiMAX, a very efficient radio solution </li></ul>
  • 19. Conclusion <ul><li>WiMAX could bring broadband access into the homes </li></ul><ul><li>and businesses of millions of people in rural and </li></ul><ul><li>developing markets. </li></ul><ul><li>Portable Internet a reality </li></ul><ul><li>End-users to enjoy an “Always Best Connected” </li></ul>Thank You!!!

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