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IEICE TRANSACTIONS on Communications

A Novel Time Delay Estimation Interpolation Algorithm Based on Second-Order Cone Programming

Zhixin LIU, Dexiu HU, Yongjun ZHAO, Chengcheng LIU

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Summary :

Considering the obvious bias of the traditional interpolation method, a novel time delay estimation (TDE) interpolation method with sub-sample accuracy is presented in this paper. The proposed method uses a generalized extended approximation method to obtain the objection function. Then the optimized interpolation curve is generated by Second-order Cone programming (SOCP). Finally the optimal TDE can be obtained by interpolation curve. The delay estimate of proposed method is not forced to lie on discrete samples and the sample points need not to be on the interpolation curve. In the condition of the acceptable computation complexity, computer simulation results clearly indicate that the proposed method is less biased and outperforms the other interpolation algorithms in terms of estimation accuracy.

Publication
IEICE TRANSACTIONS on Communications Vol.E99-B No.6 pp.1311-1317
Publication Date
2016/06/01
Publicized
Online ISSN
1745-1345
DOI
10.1587/transcom.2015EBP3386
Type of Manuscript
PAPER
Category
Fundamental Theories for Communications

Authors

Zhixin LIU
  Zhengzhou Institute of Information Science and Technology
Dexiu HU
  Zhengzhou Institute of Information Science and Technology
Yongjun ZHAO
  Zhengzhou Institute of Information Science and Technology
Chengcheng LIU
  Zhengzhou Institute of Information Science and Technology

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