Blind Decoding Algorithm in Vertical Layered Multi-Carrier System

张红 1; 2; 殷勤业 1

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Blind Decoding Algorithm in Vertical Layered Multi-Carrier System

更新时间：2025-12-08

- Blind Decoding Algorithm in Vertical Layered Multi-Carrier System
- Vol. 41, Issue 4, Pages: 501-503(2007)
- 作者机构：
  
  1. 西安交通大学电子与信息工程学院,西安,710049
  2. 西安科技大学通信与信息工程学院,西安,710054
- 作者简介：
- 基金信息：
- DOI：
  CLC： TN911.3
- Online First：10 April 2007，
  
  Published：2007
- 稿件说明：
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张红 1, 2, 殷勤业 1. Blind Decoding Algorithm in Vertical Layered Multi-Carrier System[J]. 2007, 41(4): 501-503.
DOI：

张红 1, 2, 殷勤业 1. Blind Decoding Algorithm in Vertical Layered Multi-Carrier System[J]. 2007, 41(4): 501-503. DOI：

摘要

针对垂直分层多载波系统在下行频率选择性衰落的直接解码问题

提出了一种改进方法.该方法在发射端增加对符号的贴标签次数以增大冗余信息

在接收端构造增广信号形成旋转不变性结构

进而可采用二维波达方向矩阵方法直接解码.该方法不仅克服了通常要求接收天线数大于发射天线数的限制

而且在相同误码率情况下

对信噪比有较大改善.仿真结果表明

当误码率为10

-3

时

改进的算法比原方法所需信噪比减少4～8 dB.

Abstract

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references

Wolniansky P W, Foschini G J, Golden G D, et al. V-BLAST: an architecture for realizing very high data rates over the rich-scattering wireless channel [C]∥Conference Proceedings of the International Symposium on Signals, Systems and Electronics. Piscataway, USA:IEEE, 1998:295-300.

Zhao Zheng, Yin Qinye, Zhang Hong, et al. A vertical layered space-time code and its closed-form blind symbol detection [J]. Journal of Electronics, 2003, 20(2):102-109.

邓科,殷勤业,曾雁星.垂直分层空时编码的直接解码和盲信道估计算法[J].通信学报,2004,25(12): 14-22.

Deng Ke, Yin Qinye, Zeng Yanxing. Blind decoding and channel estimation algorithms for vertical layered space-time-coding [J]. Journal of China Institute of Communication, 2004,25(12): 14-22.

吴晓军,李星,王继龙.频率选择性OFDM V-BLAST系统的直接解码算法[J].电子学报,2005,33(4): 608-612.

Wu Xiaojun, Li Xing, Wang Jilong. Direct decoding algorithm for frequency-selective OFDM V-BLAST system [J]. Acta Electronica Sinica, 2005, 33(4): 608-612.

Yin Q Y, Newcomb R W, Zou L H. Estimating 2-D angles of arrival via two parallel linear arrays [C]∥IEEE International Conference on Acoustics, Speech and Signal Processing. Piscataway, USA: IEEE, 1989:2803-2806.

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