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载波干涉 OFDM 系统峰均功率比特性分析 被引量:2

Analysis of the Peak to Average Power Ratio Character of Carrier Interferometry OFDM System
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摘要 通过分析正交频分码分复用(OFDM-CDM)系统的信号包络,提出一种定性地分析不同 OFDM-CDM 系统峰均功率比(PAPR)特性的方法。根据这一方法对比分析了分别采用载波干涉(CI)扩 频码和 Wlash 扩频码的 OFDM-CDM 系统,在不同子载波数情况下的 PAPR 特性。理论分析和计算机仿 真结果表明,无论系统所采用子载波数量的大小,采用载波干涉(CI)扩频码的 OFDM-CDM 系统,即载 波干涉 OFDM 系统的 PAPR 状况,相对传统的 OFDM 系统都得到了显著的改善。
出处 《无线电工程》 2005年第12期14-16,52,共4页 Radio Engineering
基金 高等学校优秀青年教师科研奖励计划资助(2001年度211号)。
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参考文献5

  • 1D. A. Wiegandt, C. R. Nassar. High Performance OFDM via Carrier Interferometry [A] . 2001 International Conference on Third Generation Wireless and Beyond [C]. San Francisco, CA, 2001:404 ~ 409.
  • 2N. Yee, J. P. Linnartz, and G. Fettweis. Multi - carrier CDMA in Indoor Wireless Radio Networks[A]. Proceeding of IEEE Int. Symp. On Personal, Indoor and Mobile Radio Communications[C]. Yokohama, Japan, 1993:109 ~ 113.
  • 3C. R. Nassar, B. Natarajan, Z. Wu et al. Multi-carrier Technologies for Wireless Communication [M] . Boston:Kluwer Academic Publishers, 2002:125 ~ 150.
  • 4L. Hanzo, M. Munster, B. J. Choi et al. OFDM and MC- CDMA for Broadband Multi - user Communications,WLANs and Broadcasting[M]. Chichester, England: John Wiley & Sons, 2003: 301 ~ 323.
  • 5胡懋成,罗汉文,宋文涛.MC-CDMA信号包络特性的分析[J].电子学报,1999,27(S1):53-56. 被引量:1

同被引文献12

  • 1李荣海.一种适于散射自适应选频通信的信号分析[J].无线电通信技术,2006,32(3):32-34. 被引量:9
  • 2雷俊,吴乐南.载波干涉OFDM系统的辨析[J].电子与信息学报,2006,28(8):1400-1402. 被引量:3
  • 3Poston J D, Home W D. Discontignous OFDM considerations for dynamic spectrum access in idle TV channels [ C]//Proc IEEE Int Syrup New Frontiers Dynamic Spectr Access Network,2005:607 -610.
  • 4Tang H. Some physical layer issues of wide-band cognitive radio systems [ C ] //Proc IEEE Int Symp New Frontiers Dynamic Speetr Access Network,2005 : 151 - 159.
  • 5Rajbanshi R, Wyglinski A M, Minden G J. An efficient implementation of NC-OFDM transceivers for cognitive [ C ]//Proc of 1 st Conf on Cognitive Radio Oriented Wireless Networks and Commun,2006 : 11 - 15.
  • 6Sathananthan K, Tellambura C. Coding to reduce both PAR and PICR of an OFDM signal[ J ]. IEEE Communica- tions Letters ,2002,6:316 - 318.
  • 7Li X D, Cimini L J. Effects of clipping and filtering on the performance of OFDM [ J ]. IEEE Communications Le- Rers, 1998,2 : 131 - 133.
  • 8Nikookar H, Lidsheim K S. Random phase updating algorithm for OFDM transmission with low PAPR [ J ]. IEEE Transactions on Broadcasting,2002,48 : 123 - 128.
  • 9Wiegandt D A, Nassar C R, Wu Z Q. Overcoming peak-to-average power ratio issues in OFDM via carrier-inteffer- ometry codes [ C ]//IEEE 54th Vehicular Technology Conference, 2001 : 660 - 663.
  • 10Wiegandt D A, Nassar C R, Wu Z Q. The eli-mination of peak-to-average power ratio concerns in OFDM via carri- er interferometry spreading codes: a multiple constellation analysis [ C ]//IEEE 36th Southeastern Sympo-sium on System Theory,2004:323 - 327.

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