Three-dimensional display device for terminal
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United States of America Patent
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app pub date -
Aug 31, 2006
filing date -
Dec 31, 2004
priority date (Note) -
Abandoned
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Abstract
A three-dimensional image display device is disclosed. In one embodiment, the device creates an effect of a three-dimensional image floating in the air by projecting a two-dimensional image to a free space in a form of a three-dimensional image. According to one embodiment of the invention, the device can be implemented with a minimal space in the structure of a conventional vending machine, comprising a minimal number of components and low-cost parts. It is possible to produce a large quantity of three-dimensional image display devices at a low cost.
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