Cyclic feature detection with sub-Nyquist sampling for wideband spectrum sensing
For cognitive radio networks, efficient and robust spectrum sensing is a crucial enabling step
for dynamic spectrum access. Cognitive radios need to not only rapidly identify spectrum …
for dynamic spectrum access. Cognitive radios need to not only rapidly identify spectrum …
Second-order cyclostationarity of mobile WiMAX and LTE OFDM signals and application to spectrum awareness in cognitive radio systems
OA Dobre, R Venkatesan… - IEEE Journal of Selected …, 2011 - ieeexplore.ieee.org
Spectrum sensing and awareness are challenging requirements in cognitive radio (CR). To
adequately adapt to the changing radio environment, it is necessary for the CR to detect the …
adequately adapt to the changing radio environment, it is necessary for the CR to detect the …
Spectrum sensing performance in cognitive radio networks with multiple primary users
Radio spectrum sensing (SS) has been an active topic of research over the past years due
to its importance to cognitive radio (CR) systems. However, in CR networks (CRNs) with …
to its importance to cognitive radio (CR) systems. However, in CR networks (CRNs) with …
Optimal data fusion of collaborative spectrum sensing under attack in cognitive radio networks
Cognitive radio networks allow opportunistic spectrum access and can significantly improve
spectral efficiency. To achieve higher sensing accuracy, cognitive radio systems often …
spectral efficiency. To achieve higher sensing accuracy, cognitive radio systems often …
Spectrum sensing for OFDM signals using pilot induced auto-correlations
Orthogonal frequency division multiplex (OFDM) has been widely used in various wireless
communications systems. Thus the detection of OFDM signals is of significant importance in …
communications systems. Thus the detection of OFDM signals is of significant importance in …
Identification of GSM and LTE signals using their second-order cyclostationarity
Automatic signal identification (ASI) has various military and commercial applications, such
as spectrum surveillance and cognitive radio. In this paper, a novel ASI algorithm is …
as spectrum surveillance and cognitive radio. In this paper, a novel ASI algorithm is …
Spectrum sensing of OFDM waveforms using embedded pilots in the presence of impairments
A Zahedi-Ghasabeh, A Tarighat… - IEEE Transactions on …, 2011 - ieeexplore.ieee.org
Given the widespread deployment of orthogonal frequency-division multiplexing (OFDM)-
based wireless systems, reliable spectrum sensing of OFDM waveforms is of great interest …
based wireless systems, reliable spectrum sensing of OFDM waveforms is of great interest …
Cyclostationary detection of 5G GFDM waveform using time smoothing algorithms in cognitive radio transmission
NA El-Alfi, HM Abdel-Atty… - 2017 IEEE 17th …, 2017 - ieeexplore.ieee.org
Cognitive radio is one of the most promising technologies in wireless communications.
Spectrum sensing is the technique of detection of unused frequencies in order to achieve …
Spectrum sensing is the technique of detection of unused frequencies in order to achieve …
Waveform design for commensal radar
Commensal Radar has been proposed as a means of addressing the spectrum congestion
problem. It may be defined as a passive bistatic radar (PBR) in which the communications …
problem. It may be defined as a passive bistatic radar (PBR) in which the communications …
Exploring Spectrum Sensing Techniques in Cognitive Radio Systems Using Time-Domain Symbol Cross-correlation
A Temtam, D Popescu - arXiv preprint arXiv:2310.10777, 2023 - arxiv.org
In order to enable spectrum sharing, spectrum sensing plays a crucial role in wireless
communication. The challenges in wireless spectrum require collaboration among …
communication. The challenges in wireless spectrum require collaboration among …