| 摘要 |
PROBLEM TO BE SOLVED: To attain a multiscreen image subjected to frame synchronization without connecting a timing signal for frame synchronization between plural projection type display devices.SOLUTION: An image display system comprising an information processor and plural projection devices connected with the information processor via a network comprises: generation means that generates a display image to be projected on a screen, from image data received from the information processor; control means that causes irradiation means to irradiate the screen with information indicating the generating situation of the display image; detection means that detects information emitted from another projection device to irradiate the screen and indicates the generating situation of the display image in the projection device mentioned above as another projection device; and display control means that updates a display image to be projected on the screen on the basis of the information detected by the detection means.SELECTED DRAWING: Figure 1 |
