Y Song, W Yang, X Yang, Z Xiang, B Wang - IEEE Access, 2019 - ieeexplore.ieee.org
… κ, Fκ (x) is the cumulative distribution function (CDF) of κ. Let κ = |hSP|2L (rSP), we first derive
the CDF of κ… Then, we solve the first derivative of CDF and derive the PDF of κ as shown in (…