Cheong Wa Dae et al.
In the last three years, the drones that were not approved by the Seoul Metropolitan Flight Gold Region and Conditioning Line , and the drones, which were revealed, were 3.7 times. According to the data submitted by the Ministry of National Defense (Gyeonggi-do), the Ministry of National Defense (Gyeonggi-do), the Ministry of National Assembly (Gyeonggi-do), In the case of 2018, 28 in 2018, 28 in 2019, and 56 in 2020. If you have not approved, you will not be approved, in the metropolitan area of the metropolitan area, 13 cases in 2018, 25, in 2019, and 52 in 2020, and 52 per year. In particular, until August of this year, 42 cases increased by 20% from 35 than 35 years of age. In the Korean Tactical Library and the So-called Condocell Line, two cases in 2018, 3 of 2019, and 4 in 2019, and 4, in 2020, and two times in recent 3 years. As a result of analyzing the reasons for illegal drones for the last two years (at the end of August 2020 ~ 2021), the drones of the drones in the...