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Multiple-Access Interference Mitigation for Acquisition of Code-Division Multiple-Access Continuous-Wave Signals

delete2017-01-01
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PRE
AI
Y
Yuyao Shen
Y
Yongqing Wang *
Z
Zhiyuan Peng
S
Siliang Wu
DOI:10.1109/LCOMM.2016.2625298delete
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Abstract

Abstract

En 中文
Multiple-access interference mitigation is important in code-division multiple-access (CDMA) systems for both information recovery and signal acquisition. Therefore, in this letter, we propose an open-loop adaptive filter based on the reiterative minimum mean-square error for the acquisition of CDMA signals. The method is based on the existing multistatic adaptive pulse compression method, appropriately adapted to the characteristics of CDMA continuous-wave signals. The efficacy of the proposed method in such systems is verified by simulation, and its superiority when compared with the existing least-mean-square method in terms of the number of reiterations is established.
Keywords:
Acquisition
global navigation satellite system (GNSS)
multiple-access interference (MAI)
positioning
reiterative minimum mean-square error (RMMSE)
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Journal

IEEE Communications Letters cover
IEEE Communications Letters
IF:
4.4
Papers:
1.3W
Citations:
2.2W

Organization

B
beijing institute of technology
Scholars:
5.5W
Papers: 4.0W
Citations: 63