期刊文献+

用Malvar子波变换实现MCM信道不等带宽分配 被引量:1

ASSIGNMENT OF THE MCM CHANNEL BANDWIDTH NONUNIFORMLY USING MALVAR WAVELET TRANSFORM
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摘要 本文把Malvar子波变换应用于多载波调制(MCM)系统,提出了对信道进行不等带宽分配,克服多个单音(窄带)干扰的思想,有效地提高了信道的利用率和系统的稳定性。 In this paper, Malvar wavelet transform is implemented in MCM (Multicarrier Modulation) system. It is proposed that assigning the bandwidth nonuniformly using Malvar wavelet transforming is to combat with the multi-tone noises existing simultaneously in MCM system and to improve the efficiency of utilizing the bandwidth.
出处 《电子科学学刊》 CSCD 1999年第3期374-378,共5页
基金 国家863基金
关键词 Malvar 子波变换 单音干扰 信道利用率 MCM Malvar wavelet transform, Multi-tone noises, Efficiency
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同被引文献6

  • 1KALET I. The multitone channel[J]. IEEE Tran on Communications, 1989,37(2).
  • 2PROAKIS J. Digital Communications, The 3rd Edition[M]. McGraw-Hill, 1995.
  • 3TZANNES M, et al. DMT systems, DWMT systems and digital filter banks[A]. Proceedings of ICC[C]. 1994.
  • 4SANDBERG S, et al. Overlapped discrete multitone modulation for high speed copper wire communications[J]. IEEE Journal on Selected Areas in Communications, 1995,13(9).
  • 5VAIDYANATHAN P. A tutorial on multirate digital filter banks[A]. Proceedings of IEEE ISCAS[C]. 1988.
  • 6杨慰民,毕光国.基于小波包变换的多址通信[J].通信学报,1999,20(3):28-35. 被引量:2

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