Optical touch sensor

A method for detecting locations of objects in a plane, including emit light beams, one at a time, at locations along a first edge of a detection area, refract each light beam into multiple divergent light beams, direct each of the divergent beams to arrive at a respective pair of focusing lenses mo...

Ausführliche Beschreibung

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Bibliographische Detailangaben
1. Verfasser: Holmgren, Stefan Johannes
Format: Patent
Sprache:eng
Schlagworte:
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