WiMax Overview

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WiMax Overview

• Eric Jacobsen
• Minister of Algorithms, Intel
• April 21, 2005

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What is WiMax?

• www.intel.com/go/wimax
• www.intel.com/netcomms/technologies/wimax/flash/ba
  se.htm
• www.wimaxforum.org
• A non-profit corporation that provides
  compatibility and interoperability certification
  for broadband wireless products
• Uses standards documents as the compliance
  references
• A technology that provides wireless MAN/WAN
  access for fixed, mobile, and roaming users

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Standards and CertificationRelationships

• Personal Area Networks (PAN)
• 3m 10m range WiMedia
• Related to IEEE 802.15.3a standard development
  using MBOA UWB proposal
• Local Area Networks (LAN)
• 10m 100m range - WiFi-Alliance (WFA)
• IEEE 802.11
• Metropolitan Area Networks (MAN)
• 100m 2mi range - Wi-MAX Forum
• IEEE 802.16 and ETSI HiperMAN

Indicated Ranges are Approximate
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Evolution of Mobile Networks
Mbps
100
Super 3G
WiMAX / 802.16e
10
ISM-WLAN
DVB Broadcast Downlink
HSDPA (3G)
Bandwidth
1
cellular
Coverage /mobility
0.1
vehicular
stationary
pedestrian
stationary
pedestrian
indoor
outdoor
DVB /OMA/ 3GPP
WiMax Forum 802.16e
WWRF
3GPP/PP2
5
Intels WiMAX Vision
Mobile/ Portable Broadband
High Throughput Access Business, Backhaul
some Residential
Hotspot Backhaul
Consumer Broadband Access
Wi-Fi
Wi-Fi
6
1st Outdoor Subscriber Station
Wi-Fi
Business Access Backhaul
802.16-2004
Hotspot Backhaul
Premium Residential Service
Wi-Fi
Wi-Fi
7
Outdoor Subscriber Station802.16-2004 (formerly
802.16d)
Wi-Fi

• Directional antenna
• When installed, its aligned with base station
• Its fixed it never moves location
• Always higher throughput than omni-directional
  antenna
• Applications
• Rural / Macro-cell deployments
• Wi-Fi hot spot backhaul
• Premium residential, MDU connectivity
• Challenging environments

Business Backhaul Premium Residential
8
Towerstream, Boston

• Towerstream
• Covering greater Boston greater Providence
• 12 Cells in Service
• 90 Coverage
• Over 500 business customers
• 5.8 GHz
• Multi-tiered Business Services with SLAs
• 1 Mbps to 8 Mbps
• Courtesy of Aperto Networks (2004)

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BCL, New Zealand
Wireless DSL Coverage
Base Station

• Broadcast Communications Limited (BCL) Wholesale
  Wireless Access Network.
• Nationwide deployment from 74 Base Stations Sites
• Network designed for 30,000 connections
  initially
• Expansion to 100,000 planned.
• Network covers around 100,000 sq km
• 5.8 GHz spectrum
• Providing High Speed links longest distance of
  50 km!
• Data Voice
• Each CPE delivers 2Mbit/s Asymmetric DSL
• Up to four 64 kbps TDM voice lines
• Courtesy of Airspan Networks, 2004

Range 50 km
CPE
10
2nd Add Indoor Subscriber Station
Wi-Fi
Business Access Backhaul
802.16-2004
Self Install Indoor Modem
Hotspot Backhaul
Consumer Broadband Access
Wi-Fi
11
Indoor Subscriber Station 802.16-2004 (formerly
802.16d)

• Omni-directional antenna
• Designed to not require alignment with base
  station
• May work better near a window
• Optional window-mount antenna
• Portable but fixed when in use
• Can be moved to a different room in the house or
  a different location within the service area
• Lower throughput than directional
• Applications
• Consumer DSL-like broadband
• Carriers who want to avoid truck rolls
• Customer self installation
• Precursor for portable/mobile

Integrated 802.16/802.11 Access Point
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3rd Add Portable Client
Business Access Backhaul
802.16e
802.16-2004
Hotspot Backhaul
Consumer Broadband Access
Wi-Fi
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Portable Client - 802.16e
PCI Express Form Factor or Mini PCI

• Omni-directional antenna
• Not aligned with base station
• Location can vary
• Portable to support both fixed and mobile use
• Can be moving while in use
• Lower throughput than directional antenna
• Lower throughput than omni-directional (Indoor
  Fixed)
• Applications
• Consumer DSL-like connectivity in the wider area
  network

Laptop Seeks Best Connection 802.11 if in
vicinity of Hot Spot 802.16 if outside Hot Spot
range
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WiMAX and Wi-Fi in the Laptop
WiMAX Carrier Broadband Wireless Netvigator
Wireless Hotspot
802.16
WiMAX Broadband Wireless Netvigator Wireless
Hotspot My Home (Connected)
Wi-Fi
WiMAX
Hub
CS

• Laptop Add-In Card Target Features
• PCI Express Form Factor w/ Simplified Network
  Connection software
• Integrated Lid Antenna

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Backup
No! Go forward!
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Community Modalen, Norway

• Remote community in western Norway
• 150 families / 400 inhabitants
• Provide 2 Mbps Internet access to every home
• On-line banking, distance learning, VoIP phones
• Use TV as I/O device
• 2.4 GHz spectrum
• Courtesy of Alvarion, 2004
• www.modalen.kommune.no

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Broadband Makes the Difference