Method and device for positioning
US9918296B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 16, 2017 |
| Grant date | Mar 13, 2018 |
| Priority date | — |
| Expiry date | Mar 16, 2037 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01S5/16
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
Embodiments of the present disclosure disclose a method of positioning and a corresponding portable device. In one embodiment, a method of positioning is provided. The method comprises: capturing, by image capturing equipment of a portable device, a visually encoded to in an environment; decoding the visually encoded tag to obtain an identification for generating the visually encoded tag; and determining a location of the portable device in the environment by querying a predefined library using the identification, the library recording correspondences between a set of identifications for generating visually encoded tags and a set of locations in the environment.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.