Multi-view device of display apparatus and control method thereof, and display system
US9225974B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Oct 26, 2012 |
| Grant date | Dec 29, 2015 |
| Priority date | — |
| Expiry date | Apr 2, 2033 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N13/341
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A multi-view device for use in conjunction with a display apparatus is provided. The device includes: a lens unit which operates to selectively transmit or block light; a communication unit which communicates with the display apparatus which is displaying a content image; and a controller which receives a beacon signal in synchronization with a display period of the content image from the display apparatus via the communication unit, controls an operation of the lens unit based on the received beacon signal, and changes a reception frequency of the beacon signal in accordance with a running time of the content image displayed on the display apparatus.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.