… are emerging as a promising technology for the efficient use of radio spectrum. In these net…
has been conducting spectrum auctions since 1994 to allocate licenses for radio spectrum [3] (…

… that describes the spectrum allocation and power control schemes in the CR network. In
each periodt, the primary users may lease a few licensed spectrum channels under certain …

… model for spectrum allocation in CR networks in Section IV. After presenting the simulation
results and verifying the impact of the new proposed model on the overall network capacity in …

… impatience on a dynamic spectrum allocation scheme in CRNs… along with a dynamic spectrum
allocation scheme is derived … dynamic spectrum allocation scheme is socially optimized. …

… Relatively modest capacity increases—from either new spectrum allocations or new
technologies—can have dramatic consequences. Today, satellite radio is delivering scores of new …

… Public safety and emergency response is another area in which cognitive radio has …
spectrum allocation to ease frequency congestion and enhance interoperability. With spectrum …

… Although the spectrum resource allocation has been extensively studied in previous works
such as [5] [6], the spectrum allocation problem we need to address in this paper is how to …

… a whole spectrum band in cognitive radio networks which is … ; 2) we propose spectrum
allocation methods based on max-… an 802.22-type cognitive radio network and simulation results …

… This paper discusses the concepts of dynamic spectrum allocation (DSA) as an alternative
to fixed allocation schemes. The paper investigates a scenario where a block of spectrum is …

… users and/or passive sensing and decision making within the radio. 1The terms “spectrum
assignment” and “spectrum allocation” are used interchangeably in this paper. We also use …