链接1:香农定理与奈奎斯特准则
https://blog.csdn.net/Pan_w_w/article/details/83746959?utm_medium=distribute.pc_relevant.none-task-blog-BlogCommendFromBaidu-5&depth_1-utm_source=distribute.pc_relevant.none-task-blog-BlogCommendFromBaidu-5
链接2:一文读懂香农、奈奎斯特
https://blog.csdn.net/huangmingleiluo/article/details/104802151?utm_medium=distribute.pc_relevant_t0.none-task-blog-BlogCommendFromMachineLearnPai2-1&depth_1-utm_source=distribute.pc_relevant_t0.none-task-blog-BlogCommendFromMachineLearnPai2-1