… The fixed transition matrix is optimized without restrictions unlike [17]. The probability transition
matrix is optimized while allowing the SUs to stay or change their current channel unlike […

… In [12], the switching probability to the hybrid channel access mode was optimized for maximum
throughput while maintaining the PU’s throughput above a threshold and preserving the …

… a hybrid selection and switchand-examine combining (HSSEC) scheme for a multi-relay DF
system, … cooperative spectrum sensing in underlay cognitive radio networks. Specifically, we …

… utilized the hybrid interweave/underlay mode [8]–[11], [25]–[29]. In [25], [26], a single SU
system was proposed without the ability of EH. In [25], the optimal switching probability from …

… probability representing the presence of SU in the system, … when the system is in state S
which has steady state probability of π s . … Optimal queue scheduling for hybrid cognitive radio …

… decoding probabilities. However, in case of PU presence, … cognitive radio networks. Our
proposed scheme has shown more effective results, compared to a conventional cognitive radio …

… hybrid spectrum access model in the massive cognitive radio … metrics such as success
probability, throughput, and the … and success probability in the hybrid spectrum access-based …

… of energy detector in cognitive radio networks,” International … in energy efficient cognitive
radio systems over fading … , “Primary radio user activity models for cognitive radio networks: A …

… Cognitive radio technology is a rapidly growing technique that allows spectrum …
probability-based centralized device for increasing the efficiency of spectrum handoffs in cognitive …

… target channels selection probability distribution. The channel switching time ts in the latter
… straight line represents the possibility to select any channel with a certain probability. The …