Title:
REVERSE TDOA-BASED POSITIONING METHOD AND SYSTEM
Document Type and Number:
WIPO Patent Application WO/2022/158632
Kind Code:
A1
Abstract:
Disclosed are a reverse TDoA-based positioning method and system. The present embodiment provides a reverse TDoA-based positioning method and system wherein, for wired/wireless synchronization for an ultra-wideband (UWB)-based real-time locating system (RTLS), each of multiple slave anchors communicating with a master anchor configured for each cell locally and autonomously synchronizes clock information with the master anchor on the basis of a master synchronization signal, and a tag calculates the position of the tag on the basis of the time difference between synchronization signals received from multiple master anchors and slave anchors.
Inventors:
KIM JISUNG (KR)
Application Number:
PCT/KR2021/001264
Publication Date:
July 28, 2022
Filing Date:
February 01, 2021
Export Citation:
Assignee:
GEOPLAN CO LTD (KR)
International Classes:
G01S5/02; H04L7/00; H04W56/00
Foreign References:
| KR101304849B1 | 2013-09-05 | |||
| KR101092209B1 | 2011-12-08 | |||
| KR101836837B1 | 2018-03-09 | |||
| KR20070038456A | 2007-04-10 | |||
| KR101656705B1 | 2016-09-12 |
Attorney, Agent or Firm:
JANG, Wansoo (KR)
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