Display pointing device

Details Display pointing device Display pointing device

1997-12-15

2000-05-09

Hjerpe, Richard A.

Computer graphics processing and selective visual display system

Display peripheral interface input device

Light pen for crt display

345165, 463 49, G09G 100, G09G 500, F16D 354

Patent

active

060610522

ABSTRACT:
This invention discloses a display pointing device inclduing a housing, an optical sensor mounted in the housing, and processing circuitry receiving an output from the optical sensor for identifying a location on a display pointed to by the pointing device based on the optically sensible characteristics of at least one pattern at the location which is sensed by the optical sensor. A method for operating the display pointing device is also disclosed.

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