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LDPC和SPIHT联合编码用于图像压缩与保护的方法 被引量:1

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摘要 提出了结合SPIHT(setpartitioninginhierarchicaltrees)算法和LDPC(Low-DensityParity-Check)码的信源与信道联合编码方案。这一方案充分考虑了SPIHT算法和LDPC码的特性,根据信源编码后数据在重建时的重要程度,进行不同等纠错保护的信道编码方案。通过实验仿真的结果表明,论文的方法能够使图像在高码率下达到较好的抗噪性能。
机构地区 武汉大学
出处 《现代电视技术》 2005年第5期142-144,共3页 Advanced Television Engineering
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参考文献10

  • 1[1]R.G.Gallager, "Low-Density Parity-Check codes [J]", IRE transactions on information theory, 21~28, Jan. 1962. 被引量:1
  • 2[2]Said A , Pearlman WA. A new , fast , and efficient image code based on set partitioning in hierarchical trees. EEE Transactions on Circuits System,Video Technology , 1996, 6 (3) :243~250 被引量:1
  • 3[3]Shapiro J M. Embedded image coding using zerotrees of wavelet coefficients.IEEE Transactions on Signal Processing , 1993 , 41 (12) : 3445 ~ 3462 被引量:1
  • 4[4]Shapiro. Embedded Image Coding Using Zerotrees of Wavelet Coefficients.IEEE Trans. on Signal Processing , 1993 , 41 (12) , 3445~3463 被引量:1
  • 5[5]David J.C.Mackay, "Good Error-Correcting Codes Based on Very Sparse Matrices [J]", IEEE transactions on information theory, 1999, Vol. 45, No.2, 399~431. 被引量:1
  • 6[6]Cai Jian2Fei , Chen Chang2Wen. Robust joint source-channel coding forimage transmission over wireless channels. IEEE Transactions on Circuits System, Video Technology , 2000, 10 (6):962~966 被引量:1
  • 7[7]Robert G.Gallager, "Low-Density Parity-Check Codes [A]", Cambridge,Mass. July 1963. 被引量:1
  • 8李云松,吴成柯,张正阳,段勇.基于内嵌小波变换的遥感图像编码[J].电子学报,2000,28(10):27-30. 被引量:9
  • 9[9]Joachim Hagenauer , Elke Offer , and Lutz Papke , Iterative decoding of binary block and convolutional codes[J ] , IEEE Trans. Inform. Theory , 1996, 42 (2) :4292445 被引量:1
  • 10徐雯,郭立,刘昌进.基于SPIHT图象压缩编码的Turbo codes编码[J].中国科学技术大学学报,2002,32(2):202-209. 被引量:7

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同被引文献18

  • 1Seho Myung, Kyeongcheol Yang, Jaeyoel Kim. Quasi-cyclic LDPC codes for fast encoding [ J ]. IEEE Trans Inf Theory, 2005. 2894 - 2901. 被引量:1
  • 2J Justesen,L R Hughes. On maximum-distance-separable convolutional codes[ J]. IEEE Trans Inf Theory, 1974.288 - 288. 被引量:1
  • 3H G Luerssen, J Rosenthal, R Smarandache. Strongly-MDS convolutional codes[ J ]. IEEE Trans Inf Theory, 2006.584 - 598. 被引量:1
  • 4R G Gallager. Low-Density Parity-Check Codes [ D ]. Cambridge,MA:MIT Press, 1963. 被引量:1
  • 5D J C MacKay,R M Neal.Near Shannon limit performance of low-density parity-check codes [ J]. Elec Lett, 1996. 1645 - 1645. 被引量:1
  • 6S-K Chung, G D Fomey, T Richardson. On the design of lowdensity parity-check codes within 0. 0045 dB of the Shannon limit[J]. IEEE Comm Lett,2001.58 - 60. 被引量:1
  • 7IEEE Std. 802 16e, IEEE Standard for Local and metropolitan area networks Part 16: Air Interface for Fixed and Mobile Broadband Wireless Access Systems, Amendment 2: Physical and Medium Access Control Layer for Combined Fixed and Mobile Operation in Licensed Bands[ S ]. Feb.2006. 被引量:1
  • 8ETSI EN 302 307, Second Generation Framing Structure, Channel Coding and Modulation System for Broadcasting, Interactive Services, News Gathering and Other Broadband SateUite Applications[ S]. Jan, 2004. 被引量:1
  • 9Xiao-Yu Hu, Eleftheriou E, Arnold D -M. Progressive edgegrowth tanner graphs[ A ]. IEEE GLOBECOM' 01 [ C ]. Massachusetts: MIT Press, 2001.25 - 29. 被引量:1
  • 10X Y Hu, E Eleftheriou, D -M Arnold. Regular and irregular progressive edge-growth Tanner graphs [ J ]. IEEE Trans Inf Theory, 2005.386 - 398. 被引量:1

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