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4篇 您的检索式:作者名="LIN DengSheng"
    题名 作者 年代 出处 被引量
1RECENT DEVELOPMENT OF ERROR CONTROL CODES FOR FUTURE COMMUNICATION AND STORAGE SYSTEMS显示文摘The outstanding performance of error control codes has attracted the interest of the information and communications theory community and industry partners for more than 20 years since Turbo codes were invented.In recent years,there are more and more scenarios in modern communication and digital storage systems,such as wireless communications,optical communications,fl ash memories,computer hard drives,sensor networks,zesong fei jinhong yuan ming xiao baoming bai shengli zhang dengsheng lin 2017China Communications2017,14,8:2
2Packet combining based on cross-packet coding显示文摘We propose a packet combining scheme of using cross-packet coding. With the coding scheme, one redundant packet can be used to ensure the error-correction of multiple source packets. Thus, the proposed scheme can increase the code rate. Moreover, the proposed coding scheme has also advantages of decoding complexity, reducing undetectable errors (by the proposed low-complexity decoder) and flexibility (applicable to channels with and without feedback). Theoretical analysis under the proposed low-complexity decoding algorithm is given to maximize the code rate by optimizing the number of source packets. Finally, we give numerical results to demonstrate the advantages of the proposed scheme in terms of code rates compared to the traditional packet combining without coding or ARQ (automatic repeat-request) techniques.LIN DengSheng XIAO Ming LI ShaoQian 2013Science China(Information Sciences)2013,56,2:2
3Low complexity soft decision technique for gray mapping modulation显示文摘Lin Dengsheng Xiao Yue Li Shaoqian 2008Wireless Personal Communications2008,52,2:1
4CONSTRUCTION OF NONSYSTEMATIC LOW-DENSITY PARITY-CHECK CODES BASED ON SYMMETRIC BALANCED INCOMPLETE BLOCK DESIGN显示文摘This paper studies the nonsystematic Low-Density Parity-Check(LDPC)codes based onSymmetric Balanced Incomplete Block Design(SBIBD).First,it is concluded that the performancedegradation of nonsystematic linear block codes is bounded by the average row weight of generalizedinverses of their generator matrices and code rate.Then a class of nonsystematic LDPC codes con-structed based on SBIBD is presented.Their characteristics include:both generator matrices andparity-check matrices are sparse and cyclic,which are simple to encode and decode;and almost arbi-trary rate codes can be easily constructed,so they are rate-compatible codes.Because there aresparse generalized inverses of generator matrices,the performance of the proposed codes is only0.15dB away from that of the traditional systematic LDPC codes.Lin Dengsheng Li Qiang Li Shaoqian 2008Journal of Electronics(China)2008,25,4:0
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