Linda Doyle, Director of CTVR, presents key principles of cognitive radio and dynamic spectrum access and CTVR's role in this development path.

1. Linda Doyle Director July 21st

2. ‘aim – to help you lose the fear’

4. Maximize SNR, data rate Objective Function Knobs Meters Frequency of operation Cognitive Engine Occupied bands Power Signal strength Waveform Neighbour list Policies Allowed frequency bands for primary/secondary use

6. 6 + unlicensed ‘narrowly defined’

8. software radio platforms flexible radio technologies wideband RFIC receivers generic RF frontend class S power amps policy based management tower top phase arrays IRIS UWB filters GPP RF characterisation flexible MAC FPGA CELL non contiguous OFDM Bezier Spline flexible waveforms evolutionary global optimisation MC-CDMA spatial reliability flexible architectures sensing antenna design Dual Sense CP Ring interference temperature miniaturisation energy detection receiver-centric resource management cyclostationary features naming and addressing mechanically reconfigurable rolled monopole 3D structures cyclostationary signatures sobriquet reconfigurable testbed/spectrum playground semi planer UWB rendezvous MIMO for Rendezvous applications experimental & analysis WiMAX playground spectrum trading spectrum reframing in femto cells reconfigurability impact analysis reconfigurable waveforms for public safety