1. School of Electrical and Electronics Engineering Konkuk University 120 Neungdong‐ro, Gwangjin‐gu Seoul 05029 South Korea
2. Department of Electrical and Computer Engineering Seoul National University 1 Gwanak‐ro, Gwanak‐gu Seoul 08826 South Korea
3. School of Electronics and Information Engineering Korea Aerospace University 76, Hanggonngdaehak‐ro, Deogyang‐gu, Goyang‐si, Gyeonggi‐do Goyang 10540 South Korea
4. Department of Electrical and Electronic Engineering Sungkyunkwan University 2066 Seobu‐ro, Jangan‐gu, Suwon‐si, Gyeonggi‐do Suwon 16419 South Korea
5. Device & Process Research Division LG Display Research and Development Center 245 LG‐ro, Wollong‐myeon, Paju‐si, Gyeonggi#x02010;do South Korea