Projection display device and method of controlling the same
A display device and projection technology, which is applied in the direction of using projection device image reproducer, projection device, picture duplicator, etc., which can solve the problems of longer operation time, complicated operation, and more operation times
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no. 1 Embodiment approach
[0058] figure 1 is a diagram showing a projector (projection display device) 10 according to the first embodiment of the present invention, figure 2 is a block diagram showing the functional configuration of the projector 10 .
[0059] Such as figure 1 As shown, this projector 10 is a device that projects image light expressing an image to display an image (projected image) G0 on a screen SC as a projection surface. A remote controller (hereinafter, referred to as a remote controller) 13 for operating the projector 10 is provided.
[0060] In addition, in figure 1 For convenience of explanation, as the projected image G0, three images (the first graph image G1, the second graph image G2, and the photo image G3) are shown in the upper right, lower right, and upper left images. This image is a typical example for presentations such as product descriptions.
[0061] Such as figure 2 As shown, an image projection unit 21 constituting an optical system and an image processi...
no. 2 Embodiment approach
[0112] In the second embodiment, a configuration for realizing the same electronic zoom as in the first embodiment is described in a projector having an electronic blackboard function. Figure 9 is a diagram showing a projector (projection display device) 16 according to a second embodiment of the present invention, Figure 10 is a block diagram showing the functional configuration of the projector 16 .
[0113] Such as Figure 9 As shown, the projector 16 in this embodiment is a device that projects image light expressing an image to display an image (projected image) G0 on a screen SC as a projection surface, and includes a device main body 17 that accommodates main components and an electronic pen 18. . In addition, the projector 16 recognizes the position on the projection image G0 by recognizing the pen tip of the electronic pen 18 , draws on the projection image G0 according to the position, and performs projection. exist Figure 9 In the example shown in FIG. 2 , a ...
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