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!!!