Timing and carrier synchronization in wireless communication systems: a survey and classification of research in the last 5 years
Timing and carrier synchronization is a fundamental requirement for any wireless
communication system to work properly. Timing synchronization is the process by which a …
communication system to work properly. Timing synchronization is the process by which a …
Frequency-domain GLR detection of a second-order cyclostationary signal over fading channels
Cyclostationary processes exhibit a form of frequency diversity. Based on that, we show that
a digital waveform with symbol period T can be asymptotically represented as a rank-1 …
a digital waveform with symbol period T can be asymptotically represented as a rank-1 …
Reverse engineering of communications networks: evolution and challenges
M Teimouri, HK Motlagh - arxiv preprint arxiv:1704.05432, 2017 - arxiv.org
Reverse engineering of a communications network is the process of identifying the
communications protocol used in the network. This problem arises in various situations such …
communications protocol used in the network. This problem arises in various situations such …
Improved spectrum sensing for OFDM cognitive radio in the presence of timing offset
Spectrum sensing is an important aspect of an (interweave) cognitive radio network. In the
particular case of orthogonal frequency division multiplexing (OFDM) transmission, many …
particular case of orthogonal frequency division multiplexing (OFDM) transmission, many …
Evaluation spectrum sensing in Cognitive Radio based on signal covariance matrix
Spectrum sensing is one of component in cognitive radio (CR). The sensing algorithm that
usually used is the matched filter and the energy detector. Because there is a shortage in …
usually used is the matched filter and the energy detector. Because there is a shortage in …
Spectrum Sensing for Wavelet Packet Modulation Schemes in Wireless Communication Systems
N Le - 2017 - prism.ucalgary.ca
Abstract Orthogonal Frequency Division Multiplexing (OFDM) is the popular multicarrier
modulation technique used in wireless communications, especially on fading channel …
modulation technique used in wireless communications, especially on fading channel …
[BOOK][B] Detection and Estimation Techniques in Cognitive Radio
JC Shen - 2013 - search.proquest.com
Faced with imminent spectrum scarcity largely due to inflexible licensed band arrangements,
cognitive radio (CR) has been proposed to facilitate higher spectrum utilization by allowing …
cognitive radio (CR) has been proposed to facilitate higher spectrum utilization by allowing …
Second-order statistic-based detection of Alamouti-coded OFDM signals for cognitive radio
In this paper, an algorithm for the detection of the Alamouti-coded orthogonal frequency
division multiplexing (AL-OFDM) signals is proposed. To the best of our knowledge, this is …
division multiplexing (AL-OFDM) signals is proposed. To the best of our knowledge, this is …
Efficient Integration of Cognitive Radio in a Multiuser MIMO Channel Environment
A Bessios - 2018 IEEE International Symposium on Signal …, 2018 - ieeexplore.ieee.org
The design of energy and spectrally efficient multiuser (MU) MIMO networks is a very
challenging problem with many tradeoffs to consider. In this paper we address the problem …
challenging problem with many tradeoffs to consider. In this paper we address the problem …
[PDF][PDF] Spectrum sensing and interference mitigation in cognitive radio networks
X Gong - 2014 - core.ac.uk
One concept to increase spectral efficiency is dynamic spectrum access (DSA). The
secondary users coexist with the primary users in the same radio-frequency spectrum. Such …
secondary users coexist with the primary users in the same radio-frequency spectrum. Such …