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適用于HSDPA的碼片均衡干擾加權(quán)抵消聯(lián)合接收機(jī)

吳啟暉 趙春明

吳啟暉, 趙春明. 適用于HSDPA的碼片均衡干擾加權(quán)抵消聯(lián)合接收機(jī)[J]. 電子與信息學(xué)報, 2005, 27(6): 851-856.
引用本文: 吳啟暉, 趙春明. 適用于HSDPA的碼片均衡干擾加權(quán)抵消聯(lián)合接收機(jī)[J]. 電子與信息學(xué)報, 2005, 27(6): 851-856.
Wu Qi-hui, Zhao Chun-ming. Combined Chip Equalization Interference Weighted Cancellation Receiver for HSDPA[J]. Journal of Electronics & Information Technology, 2005, 27(6): 851-856.
Citation: Wu Qi-hui, Zhao Chun-ming. Combined Chip Equalization Interference Weighted Cancellation Receiver for HSDPA[J]. Journal of Electronics & Information Technology, 2005, 27(6): 851-856.

適用于HSDPA的碼片均衡干擾加權(quán)抵消聯(lián)合接收機(jī)

Combined Chip Equalization Interference Weighted Cancellation Receiver for HSDPA

  • 摘要: 隨著因特網(wǎng)與多媒體業(yè)務(wù)的需求,WCDMA引入了高速下行鏈路分組接入(HSDPA)技術(shù)將其下行鏈路數(shù)據(jù)傳輸速率提高到10Mbps。為了提高HSDPA傳輸?shù)男阅?該文提出了一種新的碼片均衡干擾加權(quán)抵消聯(lián)合接收機(jī)(LMMSE-IWC)。理論分析與計算機(jī)模擬結(jié)果表明LMMSE-IWC性能優(yōu)于傳統(tǒng)的Rake接收機(jī)和LMMSE碼片均衡器。
  • 3GPP TR25.848 V4.0.0, Physical layer aspects of UTRA high speed dowwnlink packet access.[2]R Love, et al.. High speed downlink packet access performance [A]. In Proceedings of IEEE Vehicular Technology Conference (VTC), Rhodes, Greece, May 2001, vol.3:2234 - 2238.[3]Hooli K.[J].Juntti M. Inter-path interference suppression in WCDMA systems with low spreading factors[A]. VTC99, IEEE [C], Amsterdam, the Netherlands.1999,:-[4]Prator O.[J].Unger C, Zoch A, Fettweis G P. Performance of adaptive chip equalization for the WCDMA downlink in fast changing environments[A]. IEEE 7th Int. Symp. on Spread-Spectrum Tech. Appl., Prague, Czech Republic.2002,:-[5]Hooli K, Latva-Aho M, Juntti M. Performance evaluation of adaptive chip-level channel equalizers in WCDMA downlink[A].Proc. IEEE International Conference on Communications 2001,Helsinki, Finland,2001, vol.6:1974-1979.[6]Komulainen P, Heikkila M J, Lilleberg J. Adaptive channel equalization and interference suppression for CDMA downlink[A]. IEEE International Symposium on SpreadSpectrum Techniques and Applications 2000, Newark, NJ, 2000,vol.2:363 - 367.[7]Krauss T, Zoltowski M, Leus G. Simple MMSE equalizers for CDMA downlink to restore chip sequence: comparison to zero-forcing and Rake[A]. In International Conference on Acoustics, Speech, and Signal Processing, June 9, 2000, Istanbul,Turkey, 2000:12865 - 2868.[8]Miyoshi K, Uehara T, Kasapidis M. Link adaptation method for high speed downlink packet access for W-CDMA[A]. In Proceedings of International Symposium on Wireless Personal Multimedia Communications (WPMC), Aalborg, Denmark,September 2001, vol.2. 455 - 460.
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  • 收稿日期:  2004-05-21
  • 修回日期:  2005-01-06
  • 刊出日期:  2005-06-19

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