TY - Journal of Beijing University of Posts and Telecommunications A1 - CHU Guang-qian, NIU Kai, WU Wei-ling, YANG Fang-liao T1 - Two Step Cooperative Spectrum Sensing Scheme over Fading Channels for Cognitive Radio Y1 - 2017-12-28 00:00:00.0 JF - Journal of Beijing University of Posts and Telecommunications JO - Journal of Beijing University of Posts and Telecommunications SP - 92 EP - 97 VL - 40 IS - 6 UR - {https://journal.bupt.edu.cn/EN/10.13190/j.jbupt.2017-046} N1 - 10.13190/j.jbupt.2017-046 ER -