| 摘要 |
<p>The present invention makes it easier to select, when there are plural image display apparatuses such as projectors, a display destination image display apparatus. The embodiment of the invention also prevents display on a wrong image display apparatus. discriminating identifiers that are easy for a user to visually discriminate are given, separately from communication identifiers, to the image display apparatuses, and the user selects an image display apparatus on which an image is to be displayed while the user checks images relating to the discriminating identifiers that each image display apparatus displays. The embodiment of the invention is disposed with detecting overlaps between the image display apparatuses so that the discriminating identifiers do not overlap.</p> |
