ADMM-based optimal power control for cognitive satellite terrestrial uplink networks

B Gao, M Lin, K An, G Zheng, L Zhao, X Liu - IEEE Access, 2018 - ieeexplore.ieee.org
… existing work on cognitive radio (CR) in the terrestrial networks to the … constraints (IOPCs).The
contributions of this paper are outlined as follows: • We propose an optimal power control

Adaptive Power Control Algorithm with BBO Optimization in Cognitive Radio

T Sahu, S Majumder, R Tripathi - … Computing and Control …, 2018 - ieeexplore.ieee.org
… , with a couple of vital notes in … interference power constraints put at PU and SINR necessities
of each CU.The psychological radio adjustment is considered for optimal power control

Coupled detection and estimation based censored spectrum sharing in cognitive radio networks

J Mansukhani, P Ray… - … Transactions on Wireless …, 2016 - ieeexplore.ieee.org
… We consider the problem of joint power control and transmission censoring by an SU to …
the interference constraint at the PU. We derive the optimal censoring parameter and power

Delay-constrained optimal transmission with proactive spectrum handoff in cognitive radio networks

Y Wu, Q Yang, X Liu, KS Kwak - IEEE Transactions on …, 2016 - ieeexplore.ieee.org
… Firstly, for works focusing on the transmission strategies of CR, literature [7] focused on
maximizing the system capacity under the interference constraint for the PU system, while litera…

QoS aware power allocation and user selection in massive MIMO underlay cognitive radio networks

S Chaudhari, D Cabric - … Communications and Networking, 2018 - ieeexplore.ieee.org
interference constraints at the PUs, and different rate requirements of SUs, it may not be feasible
to serve all the SUs in the network … SU-k by observing combined signal received from all …

Optimal communication strategies in cooperative cognitive radio networking

B Cao, Q Zhang, JW Mark, B Cao, Q Zhang… - … Radio Networking …, 2016 - Springer
… a sum-constrained power allocation game for two-phase and a power control game for
three-… allocation game with two bounded powers coupled together. Thirdly, previous work does …

Optimal multiuser MISO beamforming for power-splitting SWIPT cognitive radio networks

PV Tuan, I Koo - IEEE Access, 2017 - ieeexplore.ieee.org
… [13] where alternating optimization and SDR technique were combined underconstraints.
In the same system with [12], Ref. [14] jointly optimized zero-forcing beamforming and power-…

Optimal spectrum access and power control of secondary users in cognitive radio networks

Y Yang, L Dai, J Li, S Mumtaz, J Rodriguez - … and Networking, 2017 - Springer
power of SUs is fixed. The convexity of ASR is also verified, and we evaluate the optimal power
… when we calculate the optimal power of SUs, the value will change the constraints of the …

Game theoretic approach for joint transmit beamforming and power control in cognitive radio MIMO broadcast channels

J Ni, H Xiao - … Journal on Wireless Communications and Networking, 2016 - Springer
… problem for an extended coupling matrix poses heavy computational … interference constraints
of PUs and peak transmission power constraints of SUs, a jointing beamforming and power

Secure and energy efficient transmission for IRS-assisted cognitive radio networks

X Wu, J Ma, Z Xing, C Gu, X Xue… - … and Networking, 2021 - ieeexplore.ieee.org
… problem with coupled variables, we propose an iterative alternating optimization algorithm
to … Besides, in order to satisfy the interference limitation constraint, it is another approach to …