[PDF] Top 20 On the performance of cognitive full duplex relaying under spectrum sharing constraints

... the performance of a multi-relay secondary network is evaluated revealing that the diversity gain is defined by the number of available ...a cognitive network with multiple primary transmitters and primary ... See full document

... the performance of cognitive relay networks, the transmission mode of cooperative relays also has attracted a lot of research ...half duplex (HD) and full duplex (FD) ...multi-hop ... See full document

... half- duplex relaying and full-duplex relaying ...half-duplex relaying, where relays for- ward the source signal in orthogonal and dedicated channels ...half-duplex ... See full document

... reduced spectrum availability the femtocell will have to support spectrum sharing ...same spectrum of macro and femtocells increases the spectral efficiency but poses several challenges, such as ... See full document

... Spectrum sharing and energy harvesting (EH) are promising techniques to enhance the spectrum and energy efficiency of wireless ...a spectrum sharing scheme based on the cooperative ... See full document

... its performance with selective-DF protocol in Nakagami- m fading ...optimal duplex mode of the considered ...of spectrum-sharing environment on FD relay networks is not well ...the ... See full document

... the performance of primary transmission via relaying the primary user (PU)’s message while being allowed to access the PU’s ...power constraints, especially when the STs are low-power ... See full document

... a cognitive relay (IFC-CR) is considered to achieve spectrum sharing between a licensed primary user and an unlicensed secondary ...in relaying their messages to the respective receivers, ... See full document

... Opportunistic Cognitive Relaying (OCR) scheme, in which the cognitive relay employs regenerative decode-and-forward (DF) cooperation protocol and may work in either Relay for Neither of the Links ... See full document

... ABSTRACT: Spectrum sharing networks with distributed AF relaying is used to improve the secondary rate and reduce the interference on the ...combined relaying technique of multi-hop ... See full document

... AF relaying for underlay spectrum-sharing with the existence of the direct link between two ...two-way relaying schemes depending on the number of required time-slots to complete the ... See full document

... the Cognitive Radio ...entire spectrum in order to find the idle channels and utilizing these idle channels opportunistically for communication as and when ... See full document

... SU spectrum sharing; termed controlled spectrum ...controlled spectrum sharing, the PU network assigns channels to its users (PUs) so as to avoid termi- nation of SU ...controlled ... See full document

... dual-hop full-duplex (FD) relaying system, where the energy constrained relay node is powered by RF signals from the source using decode-and- forward (DF) relaying ...system ... See full document

... for cognitive radio. In this paper, we study the dynamics of spectrum sensing and spectrum allocation functions in cognitive radio context using very practical signal models for the primary ... See full document

... sensing-based cognitive radio networks (CRNs). In this spectrum-sharing mechanism, a primary user (PU) could not forcibly terminate a SU with ongoing ...affect performance metrics are also ... See full document

... A widely acceptable spectrum pooling model [4] is adopted, in which a vacant wideband PU channel is divided into multiple narrowband sub channels. These narrowband sub channels are used by SU groups for their ... See full document

... In the aforementioned works, the energy source of relay- ing comes from the transmitter. However, considering that the location of the relay may be inconvenient to harvest energy from the transmitter, we deploy a ... See full document

... explains Full-duplex communication for non-time-slotted cognitive radio and the control model for NTS-CR and ...the Full-duplex spectrum sensing algorithm for FDC-CR with which ... See full document

... a spectrum commons are better suited to address the challenges involved (compared with command-and-control), there is an assumption that the highly uncertain scenarios, which might be envisaged, suggest that ... See full document