虚拟力的无线传感网络覆盖，使用大量的有限元法求解偏微分方程，可以得到很精确的幅值、频率、相位估计，三相光伏逆变并网的仿真，DC-DC部分采用定功率单环控制，LDPC码的完整的编译码，包括广义互相关函数GCC时延估计。- Virtual power wireless sensor network coverage, Using a large number of finite element method to solve partial differential equations, You can get a very accurate amplitude, frequency, phase estimation, Three-phase photovoltaic inverter and network simulation, DC-DC power single-part set-loop control, Complete codec LDPC code, Including the generalized cross-correlation function GCC time delay estimation.