An improved three-point localization method based on RSS for transceiver separation RFID systems

Cui Zhu*, Shengjian Zhao, Yuanqing Xia, Li Li

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

8 Citations (Scopus)

Abstract

The indoor localization problem is considered for the transceiver separation radio frequency identification (RFID) system suffering from random noises and multipath interference. An RSS difference method is presented to preprocess the measured RSS to reduce the complexity of system modeling. Then, an improved three-point localization algorithm is designed to estimate the target location. Specifically, two solutions based on 2-norm and non-convex optimization are respectively proposed to weaken the influence of the noises and multipath on positioning performance. The simulation results show that the proposed method can significantly improve the localization accuracy and provide satisfactory robustness in different indoor environments.

Original languageEnglish
Article number110283
JournalMeasurement: Journal of the International Measurement Confederation
Volume187
DOIs
Publication statusPublished - Jan 2022

Keywords

  • Indoor localization
  • Received signal strength
  • Three-point localization method
  • Transceiver separation system

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