University of Kansas Information & Telecommunication Technology Center J. Evans, K. S. Shanmugan, V. Frost, G. Minden, D. Petr, G. Prescott, R. Plumb,

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University of Kansas Information & Telecommunication Technology Center J. Evans, K. S. Shanmugan, V. Frost, G. Minden, D. Petr, G. Prescott, R. Plumb, J. Roberts Dan Depardo, Kambhammettu Nalinimohan (Mohan), Craig Sparks, Scott Woodward Ricardo Sanchez, Deb Chatterjee, Tim Gallagher, Saravanan Radhakrishnan, Fadi Wahhab, Shane Haas, John Paden Information & Telecommunication Technology Center University of Kansas ITTC Technology Review Day 29 September 1997 Rapidly Deployable Radio Networks

University of Kansas Information & Telecommunication Technology Center RDRN Concepts

University of Kansas Information & Telecommunication Technology Center RDRN Concepts

University of Kansas Information & Telecommunication Technology Center RDRN Phase I Accomplishments Developed digital beamforming transmitter, omnidirectional receiver at 1.2 GHz –10 -6 BER at ~10 km with 4 2 W each Developed interoperable software ATM switch with flexible control architecture –based on Linux/ATM stack and Q.port –OC-3c and wireless ports Developed location-based (GPS) network control algorithms Developed adaptive HDLC algorithms

University of Kansas Information & Telecommunication Technology Center RDRN Phase II Project Goals Develop a modular and configurable radio with moderate range Develop rapidly self organizing IP/ATM based wireless network Deploy research prototypes for experimentation Extend location-based network control algorithms for QoS sensitive traffic Develop dynamic channel, beamforming, and link adaptation algorithms

University of Kansas Information & Telecommunication Technology Center New Ideas Modular and scaleable architecture based on phased array antenna, digital beamforming software radio, and software ATM switch Extended architectures and protocols for a quickly deployable radio network with highly mobile user and switch nodes Protocols for highly mobile communications with quality of service constraints, based on location information

University of Kansas Information & Telecommunication Technology Center RDRN Phase II Focus Areas Software radio with smart antennas - DBF receiver architecture - fabrication of software radio testbed - digital beamforming dynamics - cylindrical and hemispherical antennas System implementation & integration - design modular TX and RX - scaleable computing resources - system integration, testing, evaluation

University of Kansas Information & Telecommunication Technology Center RDRN Phase II Focus Areas Adaptive networking - flowspec for mobile nodes - efficient MAC protocols - resource reservation styles Channel estimation & link adaptation - channel estimation algorithms - angle of arrival estimation & beamforming - link level adaptation

University of Kansas Information & Telecommunication Technology Center Fabricate software radio testbed Flowspec for mobile nodes Beamforming dynamics FY99FY00FY98FY97 Resource reservation styles End of Phase II Channel & link adaptation algorithms Design digital beamforming receiver architecture System integration and testing Efficient MAC protocols Advanced antennas Design modular TX & RX Scaleable computing resources IP/ATM performance evaluation Project start Schedule

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