HANDHELD PROJECTOR AND PROJECTION METHOD THEREOF
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United States of America Patent
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Issued Date -
Feb 7, 2013
app pub date -
Aug 2, 2012
filing date -
Aug 4, 2011
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
The invention provides a handheld projector and a projection method thereof. The handheld projector includes a projection module, a control module, a detecting module and a steering module. The control module drives the projection module to project an image towards an object, which includes a cursor. The detecting module generates a shift signal according to shift of the handheld projector, and transmits the shift signal to the control module. The control modules drives the steering module to rotate the projection module towards an opposite direction of the shift of the handheld projector, so as to make the image projected by the projection module stay in a fixed position of the object. Through the invention, projected image is not easily shocked, and the user only need move the handheld projector when change of the cursor position is desired, and thus operation convenience is greatly enhanced.
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