LIGHT STYLUS Russian patent published in 2001 - IPC

Abstract RU 2174257 C2

FIELD: computer engineering; input devices. SUBSTANCE: light stylus has radiating target designator, group of photodetectors, and electronic unit; photodetectors of group are arranged over perimeter of light-stylus work field and radiation pattern of target designator is chosen so as to ensure that light spot in work area is in the form of two or more parallel strips. Work area can be easily aligned with screens of all types. EFFECT: enlarged functional capabilities; enhanced precision of target designation. 5 dwg

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RU 2 174 257 C2

Authors

Kukharenko K.L.

Dates

2001-09-27—Published

1997-01-23—Filed