Wi max

Wi max

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  WIMAX Manish Srivastava
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  WHAT IS WIMAX?  Users today mostly use Broadband connections,Wi-Fi and cellular networks to access the Internet.  WiMAX is  IP based  4G technology  wireless broadband access technology  performance similar to Wi-Fi, with the coverage and QOS (quality of service) of cellular networks. o  WiMAX=Worldwide Interoperability for Microwave Access
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   Based on IEEE 802.16 standard.  Founded by Ensemble, CrossSpan, Harris & Nokia.  Ensures compatibility and interoperability between broadband wireless access(BWA) equipment.  Intended for WMAN(wireless MAN).
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  THE WIMAX FORUM The WiMAX Forum is a non profit organization formed to promote the adoption of WiMAX compatible products and services  A major role for the organization is to certify the interoperability of WiMAX products.  Another role of the WiMAX Forum is to promote the spread of knowledge about WiMAX.
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  o GOAL OF WiMAX To provide high speed Internet access to home and business subscribers, at a data rate of 30-40 Mbps, with the 2011 update providing upto 1 Gbps for fixed stations o COVERAGE RANGE OF WiMAX WiMAX can provide broadband wireless access (BWA) up to 30 miles (50 km) for fixed stations, and 3 - 10 miles (5 - 15 km) for mobile stations.
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  Wimax Technology Overview Consistsof: oBase Station oAccess Point oSubscriber Station.   The data Traffic channels, which goes through the Base Station . Bandwidth Allocation for Radio Channel is done by Base Station. Types of Link are : Uplink (from Subscriber Station to Base Station ) Downlink( Base Station to Subscriber Station ) `
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  InfraStructure of WimaxTechnology Wimax Tower : Its looks like Normal cell Phone Towers.
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  Wimax Receiver: Receiver andAntenna looks like a Small Box.
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  WIMAX ARCHITECTURE & DESIGN
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  Fixed WiMAX forP2P & PMP
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  W AX IM VS W I I-F  Wimax coverage is  Wifi coverage is about 30 miles. limited to 1.5 miles  It provides  It provides Local metropolitan area area network. network(MAN).  Wifi needs effort to  Wimax network provides Quality of stay connected with a Service(QoS). specified access point.  It is a high cost  It is a low cost network. network.  It offers high speed of  It offers short range broadband access of data transfer.
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  Why WiMAX over3G? WiMax spectrum is more economical than 3G.  The price paid per Hz is as much as 1000 times lower than for 3G spectrum !!
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  Uses of WiMAX Thebandwidth and range of WiMAX make it suitable for the following potential applications: Providing portable mobile broadband connectivity across cities and countries through a variety of devices. Providing a wireless alternative to cable and digital subscriber line (DSL) for "last mile" broadband access. Providing data, telecommunications (VoIP) and IPTV services (triple play). Providing a source of Internet connectivity as part of a business continuity plan. Smart grids and metering
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  Finally, lets havea look at some WiMAX enabled products!!!