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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

Wimax (802.16)

A Road to Mobile Life

content
Content
  • History Of Wireless
  • Wimax
  • Advantages Over Wifi
  • MAC Structure
  • Usage Areas
  • Competitors
  • Conclusion
content3
Content
  • History Of Wireless
  • Wimax
  • Advantages Over Wifi
  • MAC Structure
  • Usage Areas
  • Competitors
  • Conclusion
modern era
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
some wireless standards
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
content6
Content
  • History Of Wireless
  • Wimax
  • Advantages Over Wifi
  • MAC Structure
  • Usage Areas
  • Competitors
  • Conclusion
wimax
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
content8
Content
  • History Of Wireless
  • Wimax
  • Advantages Over Wifi
  • MAC Structure
  • Usage Areas
  • Competitors
  • Conclusion
advantages over wifi
Advantages Over Wifi
  • Improved Performance
  • Much Greater Distances
  • Much Better MAC
  • LNOS Ability
content10
Content
  • History Of Wireless
  • Wimax
  • Advantages Over Wifi
  • MAC Structure
  • Usage Areas
  • Competitors
  • Conclusion
new mac structure
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
new mac structure cont
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.
frequency
Frequency
  • Originally Working 10 to 66ghz

FDD or TDD.

  • Now supporting 2 to 11ghz with 802.11a. OFDMA with TDMA access.
slide14
NLOS
  • Wifi only work on Line of Sight Areas
  • NON Line Of Sight capability in 2-11ghz. OFDMA.
usage areas
Usage Areas
  • Broadband Internet Access
  • Voip , IPTV services
  • Cellular Phones
content16
Content
  • History Of Wireless
  • Wimax
  • Advantages Over Wifi
  • MAC Structure
  • Usage Areas
  • Competitors
  • Conclusion
competitors
Competitors
  • UMTS
  • HIPERMAN
content18
Content
  • History Of Wireless
  • Wimax
  • Advantages Over Wifi
  • MAC Structure
  • Usage Areas
  • Competitors
  • Conclusion
conclusion
Conclusion
  • Framework for the evolution of wireless broadband
  • Everything will be coordinated with Wimax
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