“…• a cognitive engine design, based on the cognition cycle, using different techniques, like genetic algorithms, adaptive mutation mechanism [14], various kind of bio-inspired algorithms [15], and statistical learning [16], • very advanced CR terminal implementation methods: poly-phase multi-path radio circuits [17], FPGA (Field Programmable Gate Array) implementations [18], re-configurable FFT (Fast Fourier Transform) processors [19], MIMO (Multiple Input Multiple Output) technology, and turbo and/or nano-scale processing [20],…”