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한반도를 위협하는 주변국 위성의 재밍을 위한 위성전파 분석시스템 연구
A Study on the Satellite Radio Analysis System for Jamming the Satellites of Neighboring Countries Threatening the Korean Peninsula
이용식 ( Lee Yongsik ) , 이승혜 ( Lee Seunghye ) , 이대성 ( Lee Daesung )
군사논단 vol. 118 103-132(30pages)

Hundreds of surveillance and reconnaissance satellites pass over the Korean Peninsula to acquire military information about Korea. They are mainly low-orbit satellites, such as EO/IR satellites, SAR satellites, and Earth observation satellites. In addition, in geostationary orbit, many regional communication satellites of neighboring countries are located above the Korean Peninsula to support their own civil and military communications. The satellites are acquiring information such as the location of South Korea’s military units, weapons system activities, military exercises, and important national strategic assets. Therefore, Korea needs a satellite radio analysis system that must collect and analyze satellite radio wave for jamming, and it is necessary to prevent military information from gathering military information on such satellites that threaten our security. The satellite radio analysis system mainly targets active SAR satellites and Earth observation satellites, and GPS satellites should also be targeted. Regional communication satellites in geostationary orbit are also subject to analysis because they can be used in the military. Passive EO/IR satellites are not a jamming target, but they must be tracked to protect important strategic facilities in Korea. China is operating a resource exploration satellite for civilian research that can be used for military purposes, and dozens of Yaogan series satellites are being operated in the fields of EO/IR and SAR and EUNT, which are military information collection satellites. Since 2018, GPS satellites have also been operating 35 satellites globally. Japan established the Defense Ministry Information Headquarters (DIH) in 1997, and in March 2003, it launched a pair of EO satellites and SAR satellites into space and began operation. Currently, it operates 10 reconnaissance satellites. The satellite radio analysis system should be built to receive both low-orbit satellite and geostationary satellite radio waves, and a multi-band reception antenna is also required to simultaneously receive radio waves from many satellites with different frequencies. The satellite radio analysis system should analyze the antenna azimuth and elevation items of the receiving system as well as the longitude, latitude, linear (vertical, horizontal) polarization, circular (left-hand, priority) polarization, bandwidth, center frequency, occupied bandwidth, signal level, and S/N ratio of the target satellite and store them in the Data Base. Since linking the satellite radio analysis system and the jamming system needs to consider the beam width and the Swath width of the SAR satellite, the satellite radio analysis system and the jamming system need to be built at an appropriate ratio. When the Army, Navy, and Air Force build similar (or same) systems, it is necessary to inter-work with each other by region. In the future, when reviewing the establishment of a jamming system and a satellite radio analysis system, it will be necessary to study how to organize the system by army, navy,and air force, the concept of space operation of each military, the location of the operation unit to be protected, the type of satellite to be tracked and jamming, the configuration of a system that can receive and process as many satellite radio waves as possible at the same time, DB update, important national strategic facilities to be protected.

Ⅰ. 개요
Ⅱ. 한반도에 영향을 주는 위성 종류
Ⅲ. 주변국의 재밍 대상 위성 검토
Ⅳ. 주변국의 위성전파 분석시스템 운용
Ⅴ. 위성전파 분석시스템 구축방안
Ⅵ. 결론
[자료제공 : 네이버학술정보]
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