Spectrum sensing method and system for mimo system under non-Gaussian noise
A non-Gaussian noise and spectrum sensing technology, applied in the field of spectrum sensing of MIMO systems under non-Gaussian noise, can solve the problems of poor detection performance and low detection reliability, and achieve good performance and good spectrum sensing effect.
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[0039] In order to make the object, technical solution and advantages of the present invention more clear, the present invention will be further described in detail below in conjunction with the examples. It should be understood that the specific embodiments described here are only used to explain the present invention, not to limit the present invention.
[0040] Aiming at the problems existing in the prior art, the present invention provides a spectrum sensing method and system for a MIMO system under non-Gaussian noise. The present invention will be described in detail below with reference to the accompanying drawings.
[0041] Such as figure 1 As shown, the spectrum sensing method for a MIMO system under non-Gaussian noise provided by an embodiment of the present invention includes the following steps:
[0042] S101: Use the nonlinear kernel function to perform kernel mapping on the observation matrix x to obtain the kernel space matrix K x ;
[0043] S102: Based on the...
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