… As discussed above, spectrum sensing is a fundamental component in a cognitive radio.
There are however several factors which make the sensing problem difficult to solve. First, the …

… In this paper, a survey of spectrum sensing methodologies for … , spectrum sensing by far is
the most important component for the establishment of cognitive radio. Spectrum sensing is the …

… mary users in a licensed spectrum, is a fundamental problem in cognitive radio. Since the …
In this paper, spectrum-sensing algorithms are proposed based on the sample covariance …

… In Section II, temporal spectrum sensing based on the HBMM is discussed. In Section III, we
… parameter estimation algorithm for HBMMs and discuss its application to spectrum sensing. …

… CR sensing reduces spatial and frequency spectrum leakage … SPECTRUM sensing is a
critical prerequisite in envisioned … and allowing for dynamic spectrum allocation in a hierarchical …

… algorithm that jointly estimates the instantaneous SNRs and detects the presence of primary
signals. Due to its adaptive nature, the algorithm is … online algorithm that jointly estimates the …

… , a blind sensing algorithm is … algorithm does not require the knowledge of the signal or of
the noise power. Moreover, the proposed detection algorithm in this paper is blind in the sense …

… spectrum sensing implementation should be kept as simple as possible. In this paper, spectrum
sensing … In Section II, a review of traditional spectrum sensing technique is provided. This …

… as new spectrum opportunities with our spectrum sensing method. The final is conclusion. …
estimation algorithms of DOA. In this paper, we select the classic MUSIC algorithm to estimate …

… In this section, we first present an existing spectrum sensing technique based on the
higher-order statistics. Then, we propose a novel spectrum sensing algorithm based on the JB-…