In this paper, by measuring the power spectrum density (PSD) of GSM downlink in four consecutive days, we adopt a dynamic system based on hidden Markov model ( ...
Abstract—Primary user (PU) activity, as a key point in cognitive radio (CR) technologies and wireless communications, has been widely considered in various ...
In this paper, by measuring the power spectrum density (PSD) of GSM downlink in four consecutive days, we adopt a dynamic system based on hidden Markov model ( ...
HF spectrum activity prediction model based on HMM for cognitive radio applications ... HMM-based primary user activity in GSM via spectrum measurements · Hang ...
Hang Xie, Wanbin Tang, Yijin Wen, Shaoqian Li: HMM-based primary user activity in GSM via spectrum measurements. WCSP 2013: 1-6.
May 10, 2024 · HMM based cooperative spectrum ... Learning based primary user activity prediction in cognitive radio networks for efficient dynamic spectrum ...
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HMM-based primary user activity in GSM via spectrum measurements. Type: proceeding. Year: 2013. Pages: ,. EXALY.
It is based on Hidden Markov Models (HMM) which are a powerful tool for modelling stochastic random processes and are trained with real measurements of the 14 ...
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Some of the challenges with energy detector based sensing include selection of the threshold for detecting primary users, inability to differentiate ...
Jul 2, 2022 · The spectrum allocation in any auctioned wireless service primarily depends upon the necessity and the usage of licensed primary users (PUs) ...