Computer input system and method of using same

Details Computer input system and method of using same Computer input system and method of using same

1993-11-29

1996-05-07

Hjerpe, Richard

Computer graphics processing and selective visual display system

Display peripheral interface input device

Cursor mark position control device

345158, 345 9, G09G 508

Patent

active

055150799

ABSTRACT:
A computer input system for a computer generating images appearing on a screen. For the purpose of modifying the images appearing on the screen, a light generating device causes an auxiliary light image to appear on the screen. An image sensor responds to the auxiliary image, and a circuit responds to the sensor for causing auxiliary image information to be stored concerning the auxiliary light image. Another circuit responds to the stored auxiliary image information to supply the auxiliary light image information to the computer for utilization therein.

REFERENCES:
patent: 3885096 (1975-05-01), Inuiya
patent: 4280135 (1981-07-01), Schlossberg
patent: 4796019 (1989-06-01), Auerbach
patent: 4808980 (1989-02-01), Drumm
patent: 4846694 (1989-07-01), Erhardt
patent: 4930888 (1990-06-01), Freisleben
patent: 5091773 (1992-02-01), Fouche et al.

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