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Study on the Tx/Rx Beam Performance of Planar Active Phased Array Antenna for Airborne as using the Near-field Measurement

근접전계 시험을 이용한 항공기용 평면형 능동 위상 배열 안테나 송수신 빔 성능 검증에 관한 연구

  • Kim, Young-Wan (Surveillance and Reconnaissance Research Center, LIG Nex1) ;
  • Lee, Jaemin (Surveillance and Reconnaissance Research Center, LIG Nex1) ;
  • Lee, Yuri (Surveillance and Reconnaissance Research Center, LIG Nex1) ;
  • Kim, JongPhil (Surveillance and Reconnaissance Research Center, LIG Nex1) ;
  • Park, Jong-Kuk (Surveillance and Reconnaissance Research Center, LIG Nex1) ;
  • Park, Kyuchul (Aircraft Radar System Group, Agency for Defense Development) ;
  • Kim, Sunju (Aircraft Radar System Group, Agency for Defense Development)
  • 김영완 (LIG넥스원(주)감시정찰연구센터) ;
  • 이재민 (LIG넥스원(주)감시정찰연구센터) ;
  • 이유리 (LIG넥스원(주)감시정찰연구센터) ;
  • 김종필 (LIG넥스원(주)감시정찰연구센터) ;
  • 박종국 (LIG넥스원(주)감시정찰연구센터) ;
  • 박규철 (국방과학연구소 항공기레이더체계단) ;
  • 김선주 (국방과학연구소 항공기레이더체계단)
  • Received : 2017.08.25
  • Accepted : 2018.01.26
  • Published : 2018.02.01

Abstract

In this paper, we described about methods and results to verify the Tx/Rx beam characteristics of a planar active phased array antenna as using a near-field measurement. The near-field system can effectively measure multiple beams and predict the performance degradation due to the partial failure of individual elements. Also, it can accurately predict the EIRP relating to detection performance of the active phased array radar. We briefly described the near-field measurement method to verify the Tx/Rx beam characteristics, and then verified the effectiveness of measurement method by analyzing the measured results.

Keywords

References

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