Image display apparatus and detection method
US8675136B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Sep 11, 2009 |
| Grant date | Mar 18, 2014 |
| Priority date | — |
| Expiry date | Aug 21, 2031 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N21/4751
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
An image display apparatus is provided which includes an image display unit for displaying a still image or a moving image, an imaging unit for capturing an image in a direction in which the image display unit is displaying the still image or the moving image, a detecting unit for detecting a light emitting unit of a remote controlling device included in the image captured by the imaging unit, and detecting a movement amount of the light emitting unit within the captured image, the remote controlling device controlled by a user, and a control unit for controlling a movement amount of a pointer displayed on the image display unit, depending on the movement amount of the light emitting unit detected by the detecting unit.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.