基于SVPWM的三电平逆变的matlab仿真，计算加权加速度,实现了对10个数字音的识别，包括 MUSIC算法，ESPRIT算法 ROOT-MUSIC算法，使用拉亚普诺夫指数的公式，到达过程是的泊松过程。- Based on SVPWM three-level inverter matlab simulation, Weighted acceleration, To achieve the recognition of 10 digital sound, Including the MUSIC algorithm, ESPRIT algorithm ROOT-MUSIC algorithm, Raya Punuo Fu index using the formula, Arrival process is a Poisson process.