Mutiscreen display apparatus
US5396257A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | May 26, 1992 |
| Grant date | Mar 7, 1995 |
| Priority date | — |
| Expiry date | May 26, 2012 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG09G2320/0626
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
The present invention relates to a multiscreen display apparatus in which one large screen is formed by combining screens of a plurality of display units. The multiscreen display apparatus includes data converters respectively provided in the display units, the data converters receiving video signal data represented in a digital form and correcting the video signal data according to correction data obtained on the basis of display characteristics of the display units to make luminance or color shading of a plurality of divisional regions of the screen of each display unit uniform, and a control unit for controlling data correction operations of the plurality of data converters as a whole.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.