| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a display device which facilitates the recognition of a non-visible image by means of equipment without spoiling recognizability with naked eyes when displaying the image by superposing a visible image on the non-visible image, and is immune to noise and can transmit a lot of data even under a display environment used generally. <P>SOLUTION: The display device 100 is equipped with: a visible light source 101 emitting visible light; a visible image forming means 102 forming a visible image generated by spatially modulating the visible light; a non-visible light source 103 emitting non-visible light; a non-visible image forming means 104 forming the non-visible image generated by spatially modulating the non-visible light; and an image synthesizing means 105 synthesizing the visible image and the non-visible image, wherein the non-visible image forming means 104 is equipped with a one-dimensional or two-dimensional data code generating means 106. <P>COPYRIGHT: (C)2010,JPO&INPIT |
