Computer graphics processing and selective visual display system – Plural display systems – Tiling or modular adjacent displays
Patent
1992-05-26
1995-03-07
Hjerpe, Richard
Computer graphics processing and selective visual display system
Plural display systems
Tiling or modular adjacent displays
345 20, 348383, 348687, G09G 100
Patent
active
053962575
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.
REFERENCES:
patent: 4746981 (1988-05-01), Nadan et al.
patent: 4754332 (1988-06-01), Bergquist
patent: 4825201 (1989-04-01), Watanabe et al.
patent: 5065144 (1991-11-01), Edelson et al.
Haruna Fumio
Inoue Fumio
Kabuto Nobuaki
Maruyama Takeshi
Someya Ryuuichi
Hitachi , Ltd.
Hjerpe Richard
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