应用小区域方差对比，程序简单，虚拟力的无线传感网络覆盖，车牌识别定位程序的部分功能，通过虚拟阵元进行DOA估计，连续相位调制信号(CPM)产生，利用自然梯度算法，有PMUSIC 校正前和校正后的比较。- Application of small area variance comparison, simple procedures, Virtual power wireless sensor network coverage, Part of the license plate recognition locator feature, Conducted through virtual array DOA estimation, Continuous phase modulation signal (CPM) to produce, Use of natural gradient algorithm, A relatively before correction and after correction PMUSIC.