3D display apparatus and 3D display method
US10419746B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | Dec 22, 2015 |
| Grant date | Sep 17, 2019 |
| Priority date | — |
| Expiry date | Aug 28, 2036 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N13/398
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
The present disclosure provides a 3D display apparatus and a 3D display method. The apparatus includes: a display screen which includes a plurality of pixels; a grating arranged to overlap with the display screen and including a plurality of grating units which are configured to switch on or switch off; a location tracking module configured to detect a location of a viewer; a control module connected to the location tracking module, the display screen and the grating respectively, and configured to control some of pixels in the display screen to display a left eye image and to control the others of pixels in the display screen to display a right eye image on the basis of the location of the viewer, the control module also being configured to control some of the grating units in the grating to switch on to form bright grating units and to control the others of the grating units to switch off to form dark grating units such that the left eye image and the right eye image observed at the location do not interfere with each other.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.