Touch pen and projecting system

The utility model belongs to the field of office equipment, and particularly relates to a touch pen and a projecting system. The touch pen and the projecting system, provided by the embodiment of the utility model, have the advantages that the pen point part of the touch pen is provided an infrared...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	TAN XU, DENG GUOLI, CHEN BAOWEN
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	CALCULATING COMPUTING COUNTING ELECTRIC DIGITAL DATA PROCESSING PHYSICS
Online-Zugang:	Volltext bestellen
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