1. School of Science, Beijing University of Posts and Telecommunications, Beijing, China
2. InnovationCenter of GalliumOxide Semiconductor (IC-GAO), College of Integrated Circuit Science and Engineering, and the National and Local Joint Engineering Laboratory for RF Integration and Micro-Assembly Technologies, Nanjing University of Posts and Telecommunications, Nanjing, China
3. School of Integrated Circuits, Beijing University of Posts and Telecommunications, Beijing, China
4. China Academy of Launch Vehicle Technology, Beijing, China
5. School of Science, Lanzhou University of Technology, Lanzhou, China