Position Tracking Device, Position Tracking Method, Position Tracking Program and Mixed Reality Providing System
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Accused Products
Abstract
The present invention has a simpler structure than before and is designed to precisely detect the position of a real environment'"'"'s target object on a screen. The present invention generates a special marker image MKZ including a plurality of areas whose brightness levels gradually change in X and Y directions, displays the special marker image MKZ on the screen of a liquid crystal display 2 such that the special marker image MKZ faces an automobile-shaped robot 3, detects, by using sensors SR1 to SR4 provided on the automobile-shaped robot 3 for detecting the change of brightness level of position tracking areas PD1A, PD2A, PD3 and PD4 of the special marker image MKZ in the X and Y directions, the change of brightness level, and then detects the position of the automobile-shaped robot 3 on the screen of the liquid crystal display 2 by calculating, based on the change of brightness level, the change of relative coordinate value between the special marker image MKZ and the automobile shaped robot 3.
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Citations
34 Claims
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1-14. -14. (canceled)
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15. A mixed reality representation device comprising:
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a computer graphics image generation means for generating a virtual environment'"'"'s computer graphics image to be displayed on a display means; a state recognition means for recognizing the state of a real environment'"'"'s target object that is placed such that the virtual environment'"'"'s computer graphics image displayed on the display means and the real environment'"'"'s target object overlap with one another; and an interlocking means for displaying the virtual environment'"'"'s computer graphics image in accordance with the state of the real environment'"'"'s target object by changing, in accordance with the state of the real environment'"'"'s target object recognized by the state recognition means, the virtual environment'"'"'s computer graphics image. - View Dependent Claims (16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26)
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27. A mixed reality representation method for displaying a virtual environment'"'"'s computer graphics image such that a real environment'"'"'s target object and the virtual environment'"'"'s computer graphics image overlap with one another, comprising:
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a computer graphics image generation step of generating the virtual environment'"'"'s computer graphics image to be displayed on a display means; a display step of displaying on the display means the virtual environment'"'"'s computer graphics image generated by the computer graphics image generation step; a state recognition step of recognizing the state of a real environment'"'"'s target object that is placed such that the virtual environment'"'"'s computer graphics image displayed on the display means and the real environment'"'"'s target object overlap with one another; and an image interlocking step of displaying the virtual environment'"'"'s computer graphics image in accordance with the state of the real environment'"'"'s target object by changing, in accordance with the state of the real environment'"'"'s target object recognized by the state recognition step, the virtual environment'"'"'s computer graphics image. - View Dependent Claims (28)
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29. A mixed reality representation device comprising:
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a computer graphics image generation means for generating a virtual environment'"'"'s computer graphics image to be displayed on a display means; a computer graphics image change detection means for detecting the change of the virtual environment'"'"'s computer graphics image displayed on the display means; and an interlocking means for getting the real environment'"'"'s target object to move with the virtual environment'"'"'s computer graphics image by supplying an operation control signal to control the motion of the real environment'"'"'s target object that is placed such that the virtual environment'"'"'s computer graphics image and the real environment'"'"'s target object overlap with one another, in accordance with the result of detection by the computer graphics image change detection means. - View Dependent Claims (30, 31, 32)
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33. A mixed reality representation method for displaying a virtual environment'"'"'s computer graphics image such that a real environment'"'"'s target object and the virtual environment'"'"'s computer graphics image overlap with one another, comprising:
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a computer graphics image generation step of generating the virtual environment'"'"'s computer graphics image to be displayed on a display means; a display step of displaying on the display means the virtual environment'"'"'s computer graphics image generated by the computer graphics image generation step; a computer graphics image change detection step of detecting the change of the virtual environment'"'"'s computer graphics image displayed on the display means; and an image interlocking step of getting the real environment'"'"'s target object to move with the virtual environment'"'"'s computer graphics image by supplying an operation control signal to control the motion of the real environment'"'"'s target object that is placed such that the virtual environment'"'"'s computer graphics image and the real environment'"'"'s target object overlap with one another, in accordance with the result of detection by the computer graphics image change detection step. - View Dependent Claims (34)
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Specification