WiMAX Connecting The Next 5 Billion People Presented By

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Presentation transcript:

WiMAX Connecting The Next 5 Billion People Presented By Mr. P.K.Sadangi EI 200117265

Agenda Introduction Market Targeted by WiMAX Spectrum Allocation LOS Vs NLOS Technology Adaptive Modulation OFDM WiMAX Technology Challenge Conclusion

Introduction Next generation of Wi-Fi WiMAX is a fast-emerging wide-area wireless broadband technology WiMAX (Worldwide Interoperability for Microwave Access) forum is a non-profit corporation formed to help promote and certify the compatibility and interoperability of BWA

IEEE Standards

Demand for Wireless Broadband Telemedicine Teleworking E-Government Agriculture Distance learning Public safety National security E-commerce Entertainment Applications for persons with disabilities Utility applications Small business assistance

Markets Targeted By WiMAX

Stay Connected

Spectrum

Spectrum Allocation

LOS Fresnel Zone

NLOS Propagation

NLOS CPE Location

Digital Modulation

BPSK & QPSK

Adaptive Modulation and Coding

OFDM Figure 1: FDM with Nine Sub-carriers Using Filters Figure 2: OFDM with Nine Sub-carriers

OFDM Figure 3: OFDM with 256 Sub-carriers

WiMAX Technology Challenge WiMAX, more flexibility and security Terminal authentication User authentication Data encryption WiMAX, a very efficient radio solution

Conclusion WiMAX could bring broadband access into the homes and businesses of millions of people in rural and developing markets. Portable Internet a reality End-users to enjoy an “Always Best Connected” Thank You!!!