… licensed bands to unlicensed users through the use of cognitive radio (CR) technology [2–6]. …
Spectrum sharing and allocation schemes are discussed in Section 4. The applications of …

… gaining access to new shared spectrum bands. This article presents a cognitive radio trial
environment (CORE) consisting of cognitive engines (CEs) to control different radio systems […

… spectrum sharing scheme, where the primary pair allows the secondary source to transmit
packets simultaneously by sharing its licensed spectrum, … of the cooperative spectrum sharing …

… Spectrum sharing, share and manage the available under-utilized radio resources between
multiple candidate secondary users, in order to avoid the harmful interferences between the …

… We model the problem of dynamic spectrum sharing under competition … a cognitive radio
system consisting of multiple primary services which are willing to share the allocated spectrum …

… The sensing information is obtained using spectrum-aware sensors deployed in the … -sharing
and power allocation policy to maximize the achievable capacity of fading cognitive radio …

… licensed radio spectrum is underutilized, cognitive radio technology enables cognitive devices
… allows opportunistic channel access in cognitive radio systems in a completely distributed …

… the NUM problem of spectrum sharing. The individual utilities … the spectrum sharing problem
of a cognitive radio network is … the spectrum sharing mechanism of a cognitive radio network…

… The radio learns through experience and is … spectrum sharing cognitive radio is built upon
GNU Radio and uses the Universal Software Radio Peripheral (USRP) device as our radio …

… We have emphasized on the spectrum sharing technique by exploiting the optimal power
allocation techniques in cognitive radio network. In this spectrum sharing approach, we have …