… In response to this problem, a spectrum policy reform has been proposed under the term
dynamic spectrum access (DSA) [2]. The premise is allocation of the spectrum in a more flexible …

… to access the spectrum … of spectrum sharing or dynamic spectrum access can be classified
into a passive primary user model and an active primary user model [3]. In many spectrum …

… , we propose a joint power control and spectrum access scheme for the CR network. By
addressing the power allocation problem and exploiting a Dynamic Spectrum Access (DSA) …

… In this paper, the spectrum allocation and power control problems in NOMA-enhanced
HetNets were jointly studied, with the aim of maximizing the sum rate of SCUs while considering …

… -power ratio of the transmitted OFDM signal requires careful study. Transmission power control
is … To illustrate the basic parameters that affect power control, we ignore shadowing and …

… , spectrum sharing becomes a promising option. In this paper, we investigate the spectrum
access and power control … Differ from the most existing spectrum access problems in terrestrial …

… Power Control To increase the average transmission rate and decrease the average interference
power, we propose to use a transmit power control scheme to match the power with the …

… model, a spectrum broker controls and provides time-bounded access to a band of spectrum
to … -95 systems employ three types of power control: (1) Open Loop Power Control is used to …

… spectrum access and there is no issue of protecting primary users. In a broader context, our
work is related to the class of power control … and then define the control problem together with …

… A tabular summary of all the spectrum access models discussed in this paper is provided in
… transmit power control and power limits should be set on the aggregate transmit power of a …