WiMAX-Bluetooth - Outline An overview IEEE 802.16 and...

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1 IEEE 802.16 and 802.15 10/6/2008 2 Outline • An overview • An insight into IEEE 802.16 WiMAX • An introduction to Bluetooth 10/6/2008 3 Background: Wireless Landscape Satellite Global Area Network Fixed Broadband Wireless (e.g.802.16) Cellular Mobile Networks (e.g. GPRS,3G) Local Area Networks (e.g. 802.11) Personal Area Network Increasing Coverage Area High Cost & Complexity High-Speed Connectivity & Hierarchy of Networks Low Cost & Complexity Background: Wireless Technologies PAN (Personal Area Network) LAN (Local Area Network) MAN (Metropolitan Area Network) PDAs, Mobile Phones, PDAs, Mobile Phones, cel ular access T1 replacement, last mile access Enterprise networks Peer -to to -Peer Peer Device -to to -Device Device Applications Long Long Medium Medium -Long Long Medium Medium Short Short Range Range 10 to 384Kbps 11 to 100+ Mbps 11 to 54 Mbps < 1Mbps Speed GSM, GPRS, CDMA, 2.5 -3G, 3G, 802.16 802.16 802.16 MMDS, LMDS 802.11 HiperLAN2 Bluetooth, UWB Standards WAN MAN LAN PAN WAN (Wide Area Network) 10/6/2008 5 What is WiMAX? • WiMAX (Worldwide Interoperability for Microwave Access) – BWA (Broadband Wireless Access) Solution – Standard (IEEE 802.16 is the standard) for constructing Wireless Metropolitan Area Networks (WMANs) – Can go places where no wired infrastructure can reach – Backhauling Wi-Fi hotspots & cellular networks – Offers new and exciting opportunities to established and newly emerging companies • Incorporate cable (wired technology) standard • Comply with European BWA standard 10/6/2008 6 WiMAX Overview Complement the existing last mile wired networks (i.e. xDSL, cable modem) Fast deployment, cost saving High speed data, voice and video services Fixed BWA, Mobile BWA
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2 Comparing Technologies Cisco, Motorola, Qualcom and Flarion Standards coming Product late ‘06 802.20 in development Licensed <3.5 GHz Full mobility 3 – 8 km Up to 1.5 Mbps each 802.20 Mobile-FI GSM Wireless Industry CW in 6+ cities Part of GSM standard Licensed Existing wireless spectrum Full mobility Coverage is overlaid on wireless infrastructure 384 Kbps – 2 Mbps UMTS 3G Products 2H05 In market today Availability 802.16, 802.16a and 802.16 REVd standardized, other under development 802.11a, b and g standardized Standardization Both Unlicensed Licensing Intel, Fujitsu, Alcatel, Siemens, BT, AT&T, Qwest, McCaw 2-11 GHz for 802.16a 11-60 GHz for 802.16 Fixed (Mobile - 16e) 30 – 50 km 2 - 5 km (’07) Share up to 70 Mbps 802.16 WiMAX Industry-wide Backers 2.4 GHz for 802.11b/g 5.2 GHz for 802.11a Frequency/ Spectrum Portable Mobility 100 meters 30 meters Range (LOS) Range (NLOS) 11-54 Mbps shared Bandwidth 802.11 WiFi 10/6/2008 8 Potential Services None (today) None (today) No Yes No Limited, QoS concerns 802.20 Mobile-FI WEP Developing WEP WEP & 802.11i Security 802.16b in development Yes, large scale Yes Possible, QoS concerns Limited, QoS concerns 802.16 WiMAX None (today) 802.11e QoS No Yes, small scale WLAN Yes Yes Data/Internet Possible, via HSDPA Yes, in home Video Yes Limited, QoS concerns VoIP UMTS 3G 802.11 WiFi 10/6/2008 9 Benefits of WiMAX Speed – Faster than broadband service Wireless – Not having to lay cables reduces cost – Easier to extend to suburban and rural areas Broad coverage
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This note was uploaded on 10/25/2009 for the course CS 232 taught by Professor Susan during the Fall '09 term at GWU.

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WiMAX-Bluetooth - Outline An overview IEEE 802.16 and...

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