Cluster observations of the field-aligned currents in the high-altitude auroral region

Youra SHIN1, Hee-Eun Kim2, Ensang Lee2 and Jaejin Lee3, (1)Space science research, Kyung Hee University, Gyeonggi-do, South Korea, (2)Dept. of Astronomy and Space Science, Kyung Hee University, Yongin, Gyeonggi, South Korea, (3)KASI, Daejeon, South Korea