Title:
A NAVIGATION APPARATUS AND ASSOCIATED METHODS
Document Type and Number:
WIPO Patent Application WO/2017/066904
Kind Code:
A1
Abstract:
An apparatus configured to: based on a plurality of geographical position data points associated with the position of a moving object; and based on a plurality of visual location data points obtained from a plurality of image frames captured from the moving object, the image frames showing a field of view of the moving object; determining a multi-modal trajectory by: matching the plurality of visual location data points with corresponding geographical navigation position data point of the plurality of geographical position data points; and determining the multi-modal trajectory as a best-fit trajectory having a deviation from the matched plurality of visual location data points and the plurality of geographical position data points within a predetermined tolerance; and smoothing the determined multi-modal trajectory to obtain a stable moving object trajectory indicative of a position and a heading of the moving object.
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Inventors:
LIU XIAOBAI (CN)
ZHU STEPHANIE (US)
ZHU STEPHANIE (US)
Application Number:
PCT/CN2015/092163
Publication Date:
April 27, 2017
Filing Date:
October 19, 2015
Export Citation:
Assignee:
NOKIA TECHNOLOGIES OY (FI)
NAVTEQ (SHANGHAI) TRADING CO LTD (CN)
NAVTEQ (SHANGHAI) TRADING CO LTD (CN)
International Classes:
G01C21/28; G01S19/38
Foreign References:
| CN103292804A | 2013-09-11 | |||
| CN103717999A | 2014-04-09 | |||
| CN102538781A | 2012-07-04 | |||
| CN101487711A | 2009-07-22 |
Other References:
See also references of EP 3365631A4
Attorney, Agent or Firm:
ZHONGZI LAW OFFICE (CN)
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