Institution: | 1. School of Electrical & Electronics Engineering, East China Jiaotong Univ., Nanchang 330013, P. R. China 2. School of Nature Science, East China Jiaotong Univ., Nanchang 330013, P. R. China 3. Coll. Of Automation Engineering, Nanjing Univ. Of Aeronautics and Astronautics, Nanjing 210016, P. R. China |