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수중 환경에서의 음향 신호의 시간 차이 추정 기법

이영필;문용선;고낙용;최현택;이정구;배영철
Lee, Young-Pil;Moon, Yong-Seon;Ko, Nak-Yong;Choi, Hyun-Taek;Lee, Jeong-Gu;Bae, Young-Chul

  • 투고 : 2016.02.05
  • 심사 : 2016.03.24
  • 발행 : 2016.03.31

초록

최근에 UWAC에 대한 연구가 많은 연구자와 학자들에 의해 연구되고 있다. DS-CDMA, OFDM, MIMO, 변조와 오류 보정 기법, 기타 기법들이 UWAC에서 고속으로 전송하기 위한 방법으로 사용할 수 있다. 본 논문에서는 배경이 없는 영역에서 도착시간을 추정하기 위한 이론을 검토하고 시간 차이를 계산한다, 또한 도착 시간 추정에 대한 기초적인 실험 결과를 제시한다.

키워드

수중 환경;신호 처리;시간 차이;음향 신호;위상 공간

참고문헌

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과제정보

연구 과제번호 : 수중건설로봇사업단

연구 과제 주관 기관 : 한국해양과학기술원