Title:
IN-TRAIN POSITIONING AND INDOOR POSITIONING
Document Type and Number:
WIPO Patent Application WO/2020/057462
Kind Code:
A1
Abstract:
Disclosed is an in-train positioning method, comprising: acquiring an environment image in a train; determining characteristic objects based on the environment image, wherein the characteristic objects are arranged in the train according to a preset rule; and determining the position of a mobile device in the train based on the number of characteristic objects through which the mobile device passes.
Inventors:
NIE QIONG (CN)
Application Number:
PCT/CN2019/105969
Publication Date:
March 26, 2020
Filing Date:
September 16, 2019
Export Citation:
Assignee:
BEIJING SANKUAI ONLINE TECH CO LTD (CN)
International Classes:
G01C11/04; G01C21/00
Foreign References:
| CN109195106A | 2019-01-11 | |||
| CN203102008U | 2013-07-31 | |||
| CN105841687A | 2016-08-10 | |||
| CN105793669A | 2016-07-20 | |||
| CN106289290A | 2017-01-04 | |||
| CN102706344A | 2012-10-03 | |||
| CN105258702A | 2016-01-20 | |||
| US20120136505A1 | 2012-05-31 | |||
| US20120116676A1 | 2012-05-10 |
Attorney, Agent or Firm:
BEIJING MAVAIP INTELLECTUAL PROPERTY LAW FIRM (CN)
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