How are we going to get there? Perry Correll Xirrus, Principal Technologist How will White Spaces impact the consumer market? Is Super Wi-Fi a subset of Wi-Fi? Will White Spaces mobile devices become a reality in 2011?
Amara’s Law “We tend to overestimate the effect a technology has in the short run and underestimate the effect in the long run.”
WPAN Bluetooth Wi-Max ac LTE UMTS Cellular y bgn 3G/4G What is going to Win, Where, how do you plan? ad n WLAN WWAN HSPA Wireless Technologies
Radio Improvements IEEE b 11Mbps 2.4GHz n 150Mbps 2.4GHz 600Mbps 5GHz ac Gigabit 1000Mbps 5GHz a 54Mbps 5GHz i Security TKIP +AES Encryption g 54Mbps 2.4GHz ad Multi-Gig 2000Mbps 60GHz MAC Improvements e Wi-Fi Quality of Service k Radio Resouce Mgmt v Wireless Network Mgmt r Fast Roaming w Protected Mgmt Frames af TV White Space u External Network Interface n –Draft 150Mbps 2.4GHz 600-Mbps 5GHz s Mesh Wi-Fi Technologies
Ethernet to Ethernet Wi-Fi (2.4GHz) to Wi-Fi (2.4Ghz) Wi-Fi (5GHz) to Wi-Fi (5Ghz) Cellular G3 to Cellular G3 ??? to ??? Fixed state devices on both sides of link No Evolution, No Upgradability, No choices Today – Static State Devices
‘5G’ Technology Key concepts discussing 5G wireless communications are: Networks providing ubiquitous computing: User can simultaneously be connected to several wireless access technologies and seamlessly move between them Standard supports algorithms enabling seamless handover between networks of the same type as well as handover between different network types also called Media independent handover (MIH) or vertical handover. LTE Wi-Fi White Space Other
Cognitive Systems Spectrum Sensing, Spectrum Management, Mobility, Spectrum Sharing Software Defined Radios (SDR) Radio components defined in software (vs. hardware) allowing support for different frequencies and protocols. Antenna Design Improvements (SDA) Multiple antenna elements and /or reconfigurable antennas, Smart Antennas, External Antennas, Software Defined Antennas (SDA). Coexistence and interoperability Standards , , others Next Gen Wireless
Multistate radios (2.4GHz, 4.9GHz & 5 GHz) Directionality (Antenna beamforming) Dynamic h Auto Channel Auto Band Band Steering Mode Steering Spectrum Monitoring Reconfigurable Antenna Today’s Wireless
5G / / u / HotSpot 2.0 Multi-Technology across Radios Wi-Fi/LTE/WS/??? Seamless Handover Between Technologies Software Defined Radios Software Defined Antennas ? Tomorrow’s Wireless
Thank You Perry Correll Xirrus, Principal Technologist