Method for improving robustness of visual-inertial navigation system, and robot thereof
US11188754B2 · kind B2 · utility
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16Claims
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Key dates
| Filing date | Dec 23, 2019 |
| Grant date | Nov 30, 2021 |
| Priority date | — |
| Expiry date | Dec 23, 2039 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06T2207/30244
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A method for improving robustness of a visual-inertial navigation system includes: determining a reference frame; correcting the reference frame; and performing non-linear optimization for frames other than the reference frame and an oldest frame according to the oldest frame and the corrected reference frame.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.