적응 DPCM에 의한 영상정보 감축

Image Information Compression by Adaptive Differential Pulse Code Modulation

  • 조병걸 (연세대학교 전기공학과) ;
  • 한영오 (연세대학교 전기공학과) ;
  • 오진성 (연세대학교 전기공학과) ;
  • 이세현 (연세대학교 전기공학과) ;
  • 장인호 (연세대학교 전기공학과) ;
  • 이웅천 (연세대학교 전기공학과) ;
  • 박상희 (연세대학교 전기공학과)
  • Cho, B.G. (Dept. of Electrical Eng., Yonsei Univ.) ;
  • Han, Y.O. (Dept. of Electrical Eng., Yonsei Univ.) ;
  • Oh, J.S. (Dept. of Electrical Eng., Yonsei Univ.) ;
  • Rhee, S.H. (Dept. of Electrical Eng., Yonsei Univ.) ;
  • Chang, I.H. (Dept. of Electrical Eng., Yonsei Univ.) ;
  • Rhee, Y.C. (Dept. of Electrical Eng., Yonsei Univ.) ;
  • Park, S.H. (Dept. of Electrical Eng., Yonsei Univ.)
  • 발행 : 1988.07.01

초록

In this paper, we design adaptive DPCM by the two dimensional linear prediction using the covariance method and propose adaptive algorithm which determines analysis frame size by the compassion of the local standard deviation and the global standard deviation of images.

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