Cooperative spectrum sensing method based on characteristic values
A technology of cooperative spectrum sensing and eigenvalue, applied in the field of cooperative spectrum sensing based on eigenvalue, can solve the problems of complex conclusions, unsatisfactory spectrum sensing detection performance, difficult application, etc., to achieve the effect of good sensing performance
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[0031] The present invention will be further described in detail below in conjunction with the accompanying drawings.
[0032] 1. Establish MIMO multipath model
[0033] Spectrum sensing is to detect whether the main base station user is sending a signal, which can usually be classified as the following hypothetical detection problem:
[0034] y ( n ) = v ( n ) , H 0 x ( n ) + v ( n ) , ...
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