Phase Retrieval Approach for DOA Estimation With Array Errors

Wenyi Wang, Renbiao Wu, Junli Liang, Hing Cheung So

Research output: Contribution to journalArticlepeer-review

25 Scopus citations

Abstract

Direction-of-arrival estimation in the presence of gain and phase errors is investigated from the phase retrieval (PR) perspective. In order to remove the influence of phase errors, they are isolated by taking the absolute values of the elements in the compensated covariance matrix. Finally, the formulated nonconvex PR optimization problem is solved by utilizing the feasible point pursuit algorithm. Simulation results demonstrate the effectiveness of the proposed algorithm.

Original languageEnglish
Article number7934085
Pages (from-to)2610-2620
Number of pages11
JournalIEEE Transactions on Aerospace and Electronic Systems
Volume53
Issue number5
DOIs
StatePublished - Oct 2017

Keywords

  • Direction-of-arrival (DOA) estimation
  • feasible point pursuit algorithm
  • gain and phase errors
  • phase retrieval (PR)

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