1. Key Laboratory of Microelectronics Device and Integrated Technology, Institute of Microelectronics of Chinese Academy of Sciences, Beijing, China
2. School of Integrated Circuits, Tsinghua University, Beijing, China
3. Nanjing Electronic Equipment Institute, Nanjing, China
4. R&D Department, Belarusian State University of Informatics and Radioelectronics, Minsk, Belarus