1. School of Electronic Science and Engineering, Southeast University, Nanjing 210000, China
2. Department of Electronics &Display Engineering, Hoseo University, Hoseo Ro 79, Asan City, Chungnam 31499, Republic of Korea
3. E-xray Electronic Co. Ltd., Suzhou 215131, China
4. E-spectrum Optoelectronic Co. Ltd., Suzhou 215111, China