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多径信道下图像的信源信道联合编码调制传输

王 哲 张晓林 陈 雷

王 哲, 张晓林, 陈 雷等 . 多径信道下图像的信源信道联合编码调制传输[J]. 北京航空航天大学学报, 2009, 35(11): 1371-1374.
引用本文: 王 哲, 张晓林, 陈 雷等 . 多径信道下图像的信源信道联合编码调制传输[J]. 北京航空航天大学学报, 2009, 35(11): 1371-1374.
Wang Zhe, Zhang Xiaolin, Chen Leiet al. Image transmission over multipath fading channel using joint source channel coding modulation[J]. Journal of Beijing University of Aeronautics and Astronautics, 2009, 35(11): 1371-1374. (in Chinese)
Citation: Wang Zhe, Zhang Xiaolin, Chen Leiet al. Image transmission over multipath fading channel using joint source channel coding modulation[J]. Journal of Beijing University of Aeronautics and Astronautics, 2009, 35(11): 1371-1374. (in Chinese)

多径信道下图像的信源信道联合编码调制传输

基金项目: 北京市重点学科资助项目(XK100070525)
详细信息
    作者简介:

    王 哲(1980-),男,陕西镇安人,博士生,wangzhebuaa @163.com.

  • 中图分类号: TN 919.8

Image transmission over multipath fading channel using joint source channel coding modulation

  • 摘要: 针对多径衰落信道提出了一种基于小波变换并结合OFDM(Orthogonal Frequency Division Multiplexing)自适应调制的图像传输方法和信源信道联合带宽功率优化分配算法.给出了编码传输方法结构,对有噪信道下基于小波变换的图像编码传输实现和失真估计问题及多误码率OFDM自适应调制比特功率优化分配问题进行了建模和分析,使得信源量化编码与OFDM调制能够方便地结合起来,并进一步得到了相应的信源信道联合优化带宽功率分配方法.仿真和分析表明,该方法实现了多径信道下图像的信源信道联合编码调制传输,编解码复杂度和延迟小,且信源信道联合优化的带宽功率分配可有效提高信道资源利用效率.

     

  • [1] Alouini M S, Goldsmith A J.Capacity of fading channels with channel side information[J].IEEE Trans Inform Theory,1997,43:1986-1992 [2] Zheng Haitao, Liu K J Ray. The subband modulation: a joint power and rate allocation framework for subband image and video transmission[J].IEEE Trans on Circuits and System for Video Technology, 1999,9(5): 823-838 [3] Ruf M J, Modestino J W. Operational rate-distortion performance for joint source and channel coding of images[J]. IEEE Trans on Image Processing, 1999, 8(3):305-320 [4] Cai Jianfei,Chen Changwen. Robust joint source-channel coding for image transmission over wireless channels[J]. IEEE Trans on Circuits and Systems for Video Technology, 2000, 10(6):962-966 [5] 王哲,张晓林,陈雷.一种鲁棒的图像小波变换模拟编码传输方法[J].北京航空航天大学学报, 2008,34(6):703-706 Wang Zhe, Zhang Xiaolin, Chen Lei.A robust image communication system based on wavelet transform analog coding [J].Journal of Beijing University of Aeronautics and Astronautics, 2008,24(6):703-706(in Chinese) [6] Tor A Ramstad, The marriage of subband coding and ofdm transmission Proc 6th Baiona Workshop on Signal Processing in Communications. Baiona, Spain:IEEE CS, 2003 [7] Nariman Farvarin. A study of vector quantization for noisy channels[J].IEEE Transaction on Information Theory,1990,36(4):799-809 [8] Linde Y, Buzo A, Gray R M. An algorithm for vector quantizer design[J].IEEE Trans on Communication, 1980, 28:84-95 [9] 刘凯明.OFDM系统中的自适应调制技术研究 .北京: 北京邮电大学电信工程学院,2006 Liu Kaiming. Adaptive modulation techniques in OFDM systems . Beijing: School of Telecomunications, Beijing University of Posts and Telecommunivation, 2006(in Chinese) [10] 王哲,张晓林. 多误码率固定速率OFDM自适应调制比特功率分配方法[J]. 信号处理, 2009,25(8):1261-1265 Wang Zhe, Zhang Xiaolin. Bit and power allocation of multiple bit error rate OFDM adaptive modulation [J]. Signal Processing,2009,25(8):1261-1265(in Chinese) [11] Westerink P H,Biemond J,Boekee D E. An optimal bit allocation algorithm for subband coding Proc International Conference on Acoustics, Speech, and Signal Processing. New York, USA: IEEE CS, 1988 [12] Recommendation ITU-R M.1225, Guidelines for evaluation of radio transmission technologies for IMT-2000, annex 2[S] [13] Cioffi J M.A multicarrier primer . ANSI TIE 1.4, 1991
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出版历程
  • 收稿日期:  2008-10-23
  • 网络出版日期:  2009-11-30

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