A compensation method for switches imperfection in direction finding system using time-modulated arrays

  • Yu Qian Yang
  • , Hao Wang
  • , Hao Zhang
  • , Yong Xin Guo

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

8 Scopus citations

Abstract

This paper proposed a method to compensate the imperfection of RF switches in direction finding verification utilizing the time-modulated array (TMA). The TMA direction finding application was originally proposed to be a low-cost and high-agile method to realize the direction-finding task. However, the practical RF switches are not ideally behaved and suffering the imperfect electromagnetic performance, especially for the multistage cascaded switch network. In the previous researches, the direction of arrival (DoA) estimation algorithms are studied a lot while the quantitative analysis is lacked. The compensation method of the practical verification is proposed to solve the imperfection problem in a multi-stage switching network architecture. By comparative results, the proposed method could offer a good estimation performance.

Original languageEnglish
Title of host publicationProceedings of the 2019 IEEE Asia-Pacific Microwave Conference, APMC 2019
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages1399-1401
Number of pages3
ISBN (Electronic)9781728135175
DOIs
StatePublished - Dec 2019
Externally publishedYes
Event2019 IEEE Asia-Pacific Microwave Conference, APMC 2019 - Singapore, Singapore
Duration: 10 Dec 201913 Dec 2019

Publication series

NameAsia-Pacific Microwave Conference Proceedings, APMC
Volume2019-December

Conference

Conference2019 IEEE Asia-Pacific Microwave Conference, APMC 2019
Country/TerritorySingapore
CitySingapore
Period10/12/1913/12/19

Keywords

  • Compensation method
  • Direction finding
  • Imperfection
  • RF switches
  • Time-modulated array

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