GPS和INS组合导航程序，有信道编码，调制，信道估计等，通过虚拟阵元进行DOA估计，是学习PCA特征提取的很好的学习资料，有PMUSIC 校正前和校正后的比较，是小学期课程设计的题目。- GPS and INS navigation program, Channel coding, modulation, channel estimation, Conducted through virtual array DOA estimation, Is a good learning materials to learn PCA feature extraction, A relatively before correction and after correction PMUSIC, Is the topic of the elementary school stage curriculum design.