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ContentsContents

IntroductionIntroduction HistoryHistory Why WiBro?Why WiBro? Technical OverviewTechnical Overview ApplicationsApplications WiBro vs WiMaxWiBro vs WiMax Comparison Comparison AdvantagesAdvantages DisadvantagesDisadvantages Future PlansFuture Plans ReferencesReferences

Introduction toWiBro Technology

• WiBro, or Wireless Broadband, is the newest WiBro, or Wireless Broadband, is the newest variety of mobile wireless broadband access.variety of mobile wireless broadband access.

• WiBro technology is being developed by the WiBro technology is being developed by the Korean Telecoms industry. It is based on the Korean Telecoms industry. It is based on the IEEE 802.16e (Mobile WiMax) international IEEE 802.16e (Mobile WiMax) international standard.standard.

HistoryHistory• Korean based fixed-line operators KT,SK Korean based fixed-line operators KT,SK

Telecom were the first to get the licenses by Telecom were the first to get the licenses by the South Korean government to provide WiBro the South Korean government to provide WiBro Commercially.Commercially.

• Samsung had a demonstration on WiBro Mobile Samsung had a demonstration on WiBro Mobile Phones and Systems at the “APEC IT Exhibition Phones and Systems at the “APEC IT Exhibition 2006”.2006”.

• WiBro is comprised of two phases namely WiBro Phase I and WiBro Phase II

Why WiBro?Why WiBro?• Provide the way to use high speed internet

service not only in home but also in outdoor.

• Maximize the spectral efficiency

• Extend the service coverage

• Reduce the cost per bit

• Low power consumption at AT

• Faster handoff

Technical OverviewTechnical Overview

PSS

RAS

PSS

ACR

Public IP Network

ACR

PSS

Operator’sIP Network

PSS

RASRASRAS

ACR : Access Control RouterACR : Access Control Router ACR : Access Control RouterACR : Access Control Router

RAS : Radio Access StationRAS : Radio Access Station RAS : Radio Access StationRAS : Radio Access Station

PSS : Personal Subscriber StationPSS : Personal Subscriber Station PSS : Personal Subscriber StationPSS : Personal Subscriber Station

ApplicationsApplications

Commerce & Finance

• Mobile Banking, Trading

• Finance, Field Agent Service

Entertainment

• Broadcasting

• 3D Network Game

• Multimedia Messaging

• Web Browsing

• File Downloading

• Interactive News & Info.

• Distance Edu./Med.

• Home Networking

Information

Home Networking

Comparison with Other SystemsComparison with Other Systems

ItemItem WiBroWiBro High Speed High Speed DSLDSL WLANWLAN Cellular(2/2.5GCellular(2/2.5G

))

Service Service AreaArea Outdoor/IndoorOutdoor/Indoor IndoorIndoor Indoor Indoor

(Hotspot)(Hotspot) Outdoor/IndoorOutdoor/Indoor

Data Data RateRate High speedHigh speed Ultra high Ultra high

speedspeedVery high Very high

speedspeed Med/Low speedMed/Low speed

MobilityMobility HighHigh NoNo LowLow Very highVery high

ContentContentss

Wired/Wireless Wired/Wireless ContentsContents

Wired Wired ContentsContents

Wired/Wireless Wired/Wireless ContentsContents

Wireless Wireless ContentsContents

TariffTariff Relatively LowRelatively Low Relatively LowRelatively Low LowLow HighHigh

TerminaTerminall

Smart phone, PDA, Smart phone, PDA, Notebook etc.Notebook etc.

Desktop, Desktop, NotebookNotebook PDA, NotebookPDA, Notebook Cellular phone, Cellular phone,

PDAPDA

WiBro vs WiMaxWiBro vs WiMax

• Physical Layer Differences.Physical Layer Differences.

• MAC Layer Differences-handoffs.MAC Layer Differences-handoffs.

• Network architecture Differences.Network architecture Differences.

AdvantagesAdvantages

• Low cost and High Data rate.Low cost and High Data rate.

• The technology will also offer Quality of Service.The technology will also offer Quality of Service.

• The spectrum it uses is licensed and The spectrum it uses is licensed and correspondingly protected from un-licensed use.correspondingly protected from un-licensed use.

• WiBro can be considered as “Mobile WiMax” which WiBro can be considered as “Mobile WiMax” which

can be used while the receiver is in motion.can be used while the receiver is in motion.

• High network capacityHigh network capacity

DisadvantagesDisadvantages

• The proprietary nature of WiBro and its use of The proprietary nature of WiBro and its use of licensed spectrum that may not be available licensed spectrum that may not be available across the globe may keep it from becoming an across the globe may keep it from becoming an

international standard.international standard.

• Interference.Interference.

Future PlansFuture Plans

• WiBro Expected to be widely deployed all over WiBro Expected to be widely deployed all over the world in a few years.the world in a few years.

• Some Telcos in many countries are trying to Some Telcos in many countries are trying to commercialize WiBro.commercialize WiBro.

ReferencesReferences

• http://en.wikipedia.orghttp://en.wikipedia.org

• http:// www.google.comhttp:// www.google.com

• http:// www.samsung.comhttp:// www.samsung.com

• http:// www.koreantelecoms.comhttp:// www.koreantelecoms.com

THANK YOUTHANK YOU