Projection system and projection method
US9860501B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Apr 20, 2016 |
| Grant date | Jan 2, 2018 |
| Priority date | — |
| Expiry date | Apr 20, 2036 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N9/3179
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A projection method includes sending an identification signal, receiving an identification response signal corresponding to the identification signal, acquiring a display information from a database according to the identification response signal, acquiring a plurality of angles of a plurality of projection devices relative to an orientation of the first device and a plurality of distances between the projection devices and the first device according to the orientation of the first device and the location of the first device, and controlling a first projection device of the projection devices to project the display information according to the angles of the projection devices relative to an orientation of the first device and the distances between the projection devices and the first device.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.