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Wimax (802.16)

Wimax (802.16) A Road to Mobile Life Content History Of Wireless Wimax Advantages Over Wifi MAC Structure Usage Areas Competitors Conclusion Content History Of Wireless Wimax Advantages Over Wifi MAC Structure Usage Areas Competitors Conclusion Modern Era History of Wireless

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Wimax (802.16)

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  1. Wimax (802.16) A Road to Mobile Life

  2. Content • History Of Wireless • Wimax • Advantages Over Wifi • MAC Structure • Usage Areas • Competitors • Conclusion

  3. Content • History Of Wireless • Wimax • Advantages Over Wifi • MAC Structure • Usage Areas • Competitors • Conclusion

  4. Modern Era History of Wireless • Radio- Jagdish Chandra Bose and Guglielmo Marconi. • Wireless- First patent by Nikola Tesla. • Wireless- Term used for everything for long time • Wireless- is a method of communication that uses low-powered radio waves to transmit data between devices. • Low Powered – Free • High Powered – Government Regulated

  5. Some Wireless Standards • Bluetooth • DECT (Digital Enhanced Cordless Telecommunications) • DSRC (Dedicated Short Range Communications) • HIPERLAN • HIPERMAN • IEEE 802.11 • IrDA • RFID (Radio Frequency Identification) • WiFi • WiMAX • xMax • ZigBee

  6. Content • History Of Wireless • Wimax • Advantages Over Wifi • MAC Structure • Usage Areas • Competitors • Conclusion

  7. Wimax • Worldwide Interoperability for Microwave Access • A certification mark for products that pass conformity and interoperability tests for the IEEE 802.16 standards • Run by Wimax Forum

  8. Content • History Of Wireless • Wimax • Advantages Over Wifi • MAC Structure • Usage Areas • Competitors • Conclusion

  9. Advantages Over Wifi • Improved Performance • Much Greater Distances • Much Better MAC • LNOS Ability

  10. Content • History Of Wireless • Wimax • Advantages Over Wifi • MAC Structure • Usage Areas • Competitors • Conclusion

  11. New MAC Structure • A Regular Wifi Uses Contention access Which means competing for AP. • Wimax uses scheduling MAC Much Better for QOS required services EX: VOIP , IPTV • Mesh Networking Subscriber station and Base station at same time • OFDMA

  12. New MAC Structure (cont.) • Supports ATM • Packet based Control • MAC is flexible enough to efficiently carry any traffic type. Payload header suppression, packing, and fragmentation, the convergence sublayers and MAC.

  13. Frequency • Originally Working 10 to 66ghz FDD or TDD. • Now supporting 2 to 11ghz with 802.11a. OFDMA with TDMA access.

  14. NLOS • Wifi only work on Line of Sight Areas • NON Line Of Sight capability in 2-11ghz. OFDMA.

  15. Usage Areas • Broadband Internet Access • Voip , IPTV services • Cellular Phones

  16. Content • History Of Wireless • Wimax • Advantages Over Wifi • MAC Structure • Usage Areas • Competitors • Conclusion

  17. Competitors • UMTS • HIPERMAN

  18. Content • History Of Wireless • Wimax • Advantages Over Wifi • MAC Structure • Usage Areas • Competitors • Conclusion

  19. Conclusion • Framework for the evolution of wireless broadband • Everything will be coordinated with Wimax

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