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采用多径干扰抵消的RAKE接收机

胡荣 黄爱苹 王洪玉 顾伟康

胡荣, 黄爱苹, 王洪玉, 顾伟康. 采用多径干扰抵消的RAKE接收机[J]. 电子与信息学报, 2002, 24(6): 773-780.
引用本文: 胡荣, 黄爱苹, 王洪玉, 顾伟康. 采用多径干扰抵消的RAKE接收机[J]. 电子与信息学报, 2002, 24(6): 773-780.
Hu Rong, Huang Aiping, Wang Hongyu, Gu Weikang . Multipath interference cancellation and modified rake receiver[J]. Journal of Electronics & Information Technology, 2002, 24(6): 773-780.
Citation: Hu Rong, Huang Aiping, Wang Hongyu, Gu Weikang . Multipath interference cancellation and modified rake receiver[J]. Journal of Electronics & Information Technology, 2002, 24(6): 773-780.

采用多径干扰抵消的RAKE接收机

Multipath interference cancellation and modified rake receiver

  • 摘要: 针对多径衰落信道,该文提出了一种基于导频的串行多径干扰抵消技术(SMPIC)和相应的RAKE接收结构,进行了理论分析和计算机仿真,并与常规的RAKE接收进行了比较,结果表明,采用此技术可改善 RAKE接收性能,且结构简单、易于实现。
  • G.L. Turin, Introduction to spread-spectrum antimultipath techniques and their application to urban digital radio, Proc. IEEE, 1980, 68(3), 328-353.[2]D.J. Torieri, Performance of direct-sequence systems with long pseudonoise sequence, IEEE J.on SAC, 1992, 10(4), 770-781.[3]H. Andoh, M. Sawahashi, F. Adachi, Channel estimation filter using time-multiplexed pilot channel for coherent RAKE combing in DS-CDMA mobile radio, IEICE Trans. on Commun., 1998,E81-B(7), 1517-1525.[4]F. Ling, Coherent detection with reference-symbol based channel estimation for direct sequence CDMA uplink communications, Proc. IEEE VTC93, Seacaucus, NJ, USA, May 1993, 400 403.[5]Z. Li, A. Mmmel, Tap selection scheme in a WCDMA system over multipath fading channels,Proc. ICCT98, Beijing, China, Oct. 1998, S18-10-1 S18-10-5.[6]C. Trabelsi, A. Yongacoglu, Bit-error-rate performance for asynchronous DS-CDMA over multipath fading channels, IEE Proc.-I, 1995, 142(5), 307-314.[7]M.B. Pursley, Performance evaluation for phase-coded spread-spectrum multiple-access communication -part I: system analysis, IEEE Trans. on Commun., 1977, 25(8), 795-797.[8]M. Benthin, K. D. Kammeyer, Influence of channel estimation on the performance of a coherent DS-CDMA system, IEEE Trans. on Veh. Technol., 1997, 46(2), 262-267.[9]J.G. Proakis, Digital Communication, 3rd ed. New York, McGrawC-Hill, 1995, Chapter 14.[10]T. Ojanper, Overview of multiuser detection/interference cancellation for DS-CDMA, Proc. IEEE ICPWC97, Mumbai, India, Dec. 1997, 115-119.
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出版历程
  • 收稿日期:  2000-06-16
  • 修回日期:  2000-11-13
  • 刊出日期:  2002-06-19

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