Title:
POSITIONING METHOD, DEVICE, SYSTEM, TERMINAL, LMF ENTITY, AND MEDIUM
Document Type and Number:
WIPO Patent Application WO/2020/164361
Kind Code:
A1
Abstract:
A positioning method, a device, a system, a terminal, an LMF entity, and a medium, used to solve the problem of low positioning accuracy of UE-based OTDOA in the prior art. The method comprises: a terminal sending to a location management function (LMF) entity an auxiliary positioning data request message comprising first identification information of a beam reference signal detected by the terminal itself (S101); receiving from the LMF entity auxiliary positioning data of beam direction information of a beam reference signal comprising second identification information, wherein the second identification information is identification information of a beam reference signal sent by a neighboring base station and determined, according to the first identification information, by the LMF entity as being detectable by the terminal (S102); and determining an RSTD of each beam reference signal having the first identification information or the second identification information, and determining position information of the terminal according to the determined RSTD and a beam direction of each beam reference signal (S103).
Inventors:
REN BIN (CN)
DA REN (CN)
LI HUI (CN)
MIAO DESHAN (CN)
GAO XUEYUAN (CN)
DA REN (CN)
LI HUI (CN)
MIAO DESHAN (CN)
GAO XUEYUAN (CN)
Application Number:
PCT/CN2020/072322
Publication Date:
August 20, 2020
Filing Date:
January 15, 2020
Export Citation:
Assignee:
CHINA ACADEMY TELECOMMUNICATIONS TECHNOLOGY (CN)
International Classes:
G01S5/10; H04W4/02; H04W64/00
Domestic Patent References:
| WO2018217323A1 | 2018-11-29 |
Foreign References:
| CN108702585A | 2018-10-23 | |||
| CN104010362A | 2014-08-27 | |||
| US20180199160A1 | 2018-07-12 | |||
| US20180098279A1 | 2018-04-05 | |||
| CN201910115184A | 2019-02-14 |
Other References:
See also references of EP 3926357A4
Attorney, Agent or Firm:
TDIP & PARTNERS (CN)
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