Title:
STATE ESTIMATATION
Document Type and Number:
WIPO Patent Application WO/2019/127092
Kind Code:
A1
Abstract:
A method for estimating a state associated with a mobile body includes obtaining measurements from a plurality of measuring devices associated with the mobile body. The plurality of measuring devices include an accelerometer and the measurement from the accelerometer is filtered using a noise filter. The method further includes predicting, based at least in part on a first estimate of the state associated with the mobile body and a plurality of models, a second estimate of the state. The plurality of models include a filter model for the noise filter. The method also includes updating the second estimate of the state based at least in part on the measurements from the plurality of measuring devices to obtain a third estimate of the state.
Inventors:
LU GUOZHENG (CN)
ZHANG FU (CN)
ZHANG FU (CN)
Application Number:
PCT/CN2017/118971
Publication Date:
July 04, 2019
Filing Date:
December 27, 2017
Export Citation:
Assignee:
SZ DJI TECHNOLOGY CO LTD (CN)
International Classes:
G01C21/06; G01C21/08
Domestic Patent References:
| WO2009088215A2 | 2009-07-16 |
Foreign References:
| CN104764451A | 2015-07-08 | |||
| CN105300381A | 2016-02-03 | |||
| CN103245360A | 2013-08-14 |
Attorney, Agent or Firm:
CHINA SCIENCE PATENT & TRADEMARK AGENT LTD. (CN)
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