Computer graphics processing and selective visual display system – Plural physical display element control system – Display elements arranged in matrix
Patent
1992-02-28
1994-03-29
Weldon, Ulysses
Computer graphics processing and selective visual display system
Plural physical display element control system
Display elements arranged in matrix
345 94, G09G 336
Patent
active
052989127
ABSTRACT:
This specification discloses a novel multi-tone display matrix display device. The matrix display device according to an embodiment of the present invention comprises a matrix display panel having a matrix composed of plural X direction signal lines and plural Y direction signal lines lying at right angles thereto, intersecting points on the matrix being pixels of an image to be displayed, an X direction driving section for sequentially scanning the X direction signal lines to provide image signals, a Y direction driving section for driving the Y direction signal lines in synchronism with the scanning of the X direction signal lines to sequentially provide select signals to the Y direction signal lines, an A-D converter section for receiving an analog signal and converting it into a digital signal, a voltage generating section for generating signals at plural voltage levels, and a selector section for selecting an output signal from the voltage generating section in accordance with the output from A-D converter section and providing it to the X direction driving section as an image signal.
REFERENCES:
patent: 3972040 (1976-07-01), Hilsum et al.
patent: 4353062 (1982-10-01), Lorteije et al.
patent: 4571584 (1986-02-01), Suzuki
patent: 4745461 (1988-05-01), Shirai et al.
patent: 4748444 (1988-05-01), Arai
patent: 4766430 (1988-08-01), Gillette et al.
patent: 4775891 (1988-10-01), Aoki
Futami Toshio
Kinugawa Kiyoshige
Mano Hiroyuki
Nishioka Kiyokazu
Hitachi Ltd
Weldon Ulysses
LandOfFree
Multi-tone display device does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Multi-tone display device, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Multi-tone display device will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-795274