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INTERPOLATION ARRAY TECHNIQUE FOR DIRECTION FINDING VIA TAYLOR SERIES FITTING

  • Ming-Yang Cao
  • , Lei Huang
  • , Wei-Xin Xie
  • , H. C. So

Research output: Chapters, Conference Papers, Creative and Literary Works › RGC 32 - Refereed conference paper (with host publication) › peer-review

Abstract

Interpolation array approach based on Taylor series fitting for arbitrary geometry array is developed in this paper. As the steering vector is a function of direction-of-Arrival (DOA), Taylor series fitting for the steering vector is conducted within an angle range, and the steering matrix is decomposed into a coefficient matrix multiplying by a Vandermonde structure vector bearing the DOA information. Moreover, the coefficient matrix is calculated by the least squares method. Results show that the proposed approach has a better DOA estimation performance over the traditional interpolation array technique under uncorrelated and correlated signal conditions.
Original languageEnglish
Title of host publication2015 IEEE China Summit & International Conference on Signal and Information Processing
Subtitle of host publicationPROCEEDINGS
PublisherIEEE
Pages736-740
ISBN (Electronic)9781479919482
ISBN (Print)9781479919475
DOIs
Publication statusPublished - Jul 2015
Event3rd IEEE China Summit and International Conference on Signal and Information Processing (ChinaSIP 2015) - JinJiang Hotel, Chengdu, China
Duration: 12 Jul 2015 → 15 Jul 2015
https://ieeexplore.ieee.org/xpl/conhome/7177532/proceeding

Conference

Conference3rd IEEE China Summit and International Conference on Signal and Information Processing (ChinaSIP 2015)
PlaceChina
CityChengdu
Period12/07/15 → 15/07/15
Internet address

Research Keywords

  • array interpolation
  • array processing
  • direction-of-Arrival
  • Taylor series

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