JP2007101804A - Image display device and program - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide an image display device which can display an image with more interest in the relations between the image and the position of the detected object actually existing in the space. <P>SOLUTION: A detector has a display having a display surface, an image forming means to produce an image in a space, and a detectable space where the produced image actually exists. Further, the detector has a sensor to check whether the object actually exists or not in the detectable space, a discriminator to specify the position of the object in the space based on the result of the sensor, and an image controller to change the display contents of the produced image according to the specified position. <P>COPYRIGHT: (C)2007,JPO&INPIT

Description

  The present application belongs to the technical field of an image display device and an image display program, and more specifically to the technical field of an image display device that forms an image in a space and an image display program used for the image display.

  In recent years, as an effective utilization method of a large-screen television device, a touch panel is provided on the image display surface of the large-screen television device, and the large-screen television device corresponds to the position touched by the user on the touch panel. Changing the content of the image displayed on the screen makes the user interested.

Similarly, a movement or position of a person or the like is detected, and a speaker that emits sound is switched according to the detection result (for example, see Patent Document 1 below).
JP 2005-151356 A

  However, conventionally, image display has not been performed more interestingly by changing the image displayed in the space in relation to the spatial position of the person.

  Therefore, the present application has been made in view of the above-described prior art, and the problem is that image display that can display the image more interestingly in relation to the position of the detected object that actually exists in the space. An apparatus and an image display program used for the image display are provided.

  In order to solve the above-described problems, the invention described in claim 1 includes a display unit such as a display unit having a display surface, an imaging unit such as an image transmission panel that forms an image in a space, and the connection. Detection means having a spatially detectable range including a position where the imaged image exists, and detecting by a position detection unit or the like that detects whether or not an object to be detected exists in the detectable range A means for specifying the position of the detected object in the space based on the detection result in the detection means, and the image formed on the basis of the specified position. Image control means such as a control unit for changing the display content of the display.

  In order to solve the above-described problem, the invention described in claim 9 functions as a computer that includes the image display device according to any one of claims 1 to 8 as the specifying unit and the image control unit. Let

  Next, the best mode for carrying out the present application will be described with reference to the drawings. The embodiment described below applies the present application to an image display device that detects a spatial position of a human finger and displays a stereoscopic image in the space in a form corresponding to the detected position. It is an embodiment in the case where it does.

(I) Principle of stereoscopic image display in the present application Before describing specific embodiments of the present application, the principle of stereoscopic image display in the present application will be described with reference to FIGS. 1 and 2. 1 is a schematic configuration diagram for explaining the principle of stereoscopic image display in the image display apparatus according to the present application, and FIG. 2 is a partial cross-sectional view of the microlens array according to the present application.

  As shown in FIG. 1, in principle, the image display apparatus according to the embodiment includes a display unit 10 as a display unit and an image transmission panel 20 as an imaging unit that forms a stereoscopic image on an imaging plane 30. And a control unit 60 that supplies a video signal to the display unit 10.

  At this time, the image transmission panel 20 forms an image displayed on the display unit 10 as a three-dimensional image in a space located on the side opposite to the display unit 10 (right side in FIG. 1), thereby generating an image plane 30. Is.

  Next, the display unit 10 includes a color liquid crystal panel 10a having a flat image display surface for displaying an image including a moving image, a backlight illumination unit 10b, and a drive unit 10c for driving the color liquid crystal panel 10a. It is configured. For example, a cathode ray tube, a plasma display, an organic electroluminescence display, or the like can be used for the display unit 10. The driving unit 10c is connected to a control unit 60 that supplies a video signal displayed on the liquid crystal panel 10a.

  Further, the image transmission panel 20 includes a pair of microlens arrays 22, and each microlens array 22 includes a lens frame 23 that surrounds the lens effective area.

  At this time, the microlens array 22 is an erecting equal-magnification optical system for visualizing a two-dimensional image including a moving image displayed on the image display surface of the color liquid crystal panel 10a. It has an area.

  Further, the lens frame 23 has a dark color such as black, and is configured to suppress the degree to which the viewer is aware of the presence of the microlens array 22 even a little.

  Here, the microlens array 22 includes a plurality of minute convex lenses 25 arranged adjacent to each other in a matrix on both surfaces. Furthermore, each microlens array 22 is disposed in close contact with each other so that the optical axes 26 of the convex lenses 25 are coaxial as shown in FIG.

  In the present application, in the above-described image display device, a three-dimensional image corresponding to an image (planarly) displayed on the color liquid crystal panel 10 a is formed on the image plane 30. With this configuration, by changing the image on the color liquid crystal panel 10a, the stereoscopic image itself formed on the image plane 30 is changed and displayed.

(II) First Embodiment Next, a first embodiment according to the present application to which a stereoscopic image display based on the above-described principle is applied will be described with reference to FIGS.

  3 is an external view showing a schematic configuration of the image display device according to the first embodiment, and FIG. 4 is a block diagram showing a schematic configuration of the image display device.

  As shown in FIG. 3, in the image display device S according to the first embodiment, the display unit 10 and the image transmission panel 20 are arranged in the housing C, and the imaging surface 30 is formed by the housing C. (See FIG. 3B).

  In addition to this, position detection units 1 to 4 as detection means having spatially detectable ranges A1 to A4 respectively at four positions on the front edge of the image display device S, and the position detection unit. Speakers 11 to 14 as sound emitting means provided corresponding to 1 to 4 are provided.

  In this configuration, each of the position detection units 1 to 4 electrically outputs a detection signal indicating that when an object exists in the detectable ranges A1 to A4, for example, by a known infrared detection method. . For example, as shown in FIG. 3B, when a human finger F is positioned within the detectable range A2 or A1, a detection signal indicating that fact is output from the position detector 2 or 1.

  In the image display device S according to the first embodiment, when the position of the finger F is detected by any of the position detection units 1 to 4 as described above, for example, the position of the detected finger F is detected. Accordingly, the content of the image displayed on the display unit 10 changes, and the content of the stereoscopic image formed on the imaging plane 30 also changes corresponding to the change.

  Further, a part of each of the detectable ranges A1 to A4 is overlapped with each other, and the time at which the position of the finger F is detected in each position detection unit 1 to 4 is output together with the detection signal, so that the finger in the space is output. A change in the position of F (that is, how it moves) can be roughly detected. As a result, the content of the image displayed on the display unit 10 is changed in accordance with the detected change in the position of the finger F, so that the display content image of the stereoscopic image on the imaging surface 30 is changed according to the movement of the finger F. As a result, the stereoscopic image can be displayed very interestingly.

  Next, a specific configuration of the image display device S will be described with reference to FIG.

  As shown in FIG. 4A, the image display device S according to the first embodiment includes a specifying unit 5 as a specifying unit connected to each of the position detection units 1 to 4, and the above-described image control unit. The control unit 60, the display unit 10, the image transmission panel 20, and speakers 11 to 14 are configured.

In this configuration, the specifying unit 5 is based on the detection signals S _{S1 to} S _S4 from the position detection units 1 to 4 to detect objects (in the case of the first embodiment, the finger in the first embodiment). F) identifies the position of the finger F based on the information indicating the detection time in each position detection unit 1 to 4 output from each position detection unit 1 to ₄ together with each detection signal S _{S1 to} S _S4 . Specify the movement state in the space. Then, information such as the position of the specified finger F is output to the control unit 60 as a specific signal Spos.

Next, the control unit 60 changes the display content of the image on the display unit 10 according to a preset procedure based on information such as the position of the finger F indicated by the output specific signal Spos. In addition, the control unit 60 emits sound from each of the speakers 11 to 14 in accordance with a preset procedure in response to a change in the display content of the image. Therefore, the control unit 60 outputs sound signals S _{P1 to} S _P4 corresponding to sounds output from the speakers 11 to 14 to the corresponding speakers 11 to 14.

  Next, a specific three-dimensional image display mode using the image display device S will be described with reference to FIGS. In FIGS. 4B to 4D, the illustration of the image display device S itself is omitted for clarity of explanation.

  That is, first, as shown in FIG. 4B, when a three-dimensional image Z of a ball is formed on the imaging surface 30, the finger F is moved from the left to the right on the front surface, and the movement mode is changed. If the image on the display unit 10 is changed so that the three-dimensional image Z is rotated in the counterclockwise direction as detected by the position detection units 1 and 2 (or 3 and 4) and moved, the finger F is consequently obtained. The stereoscopic image Z can be displayed as if it is rotated.

Further, as shown in FIG. 4C, when the switch stereoscopic images Z _{1 to} Z ₄ are imaged on the imaging surface 30, the finger F is placed on the front surface of the stereoscopic image Z ₃ and the stereoscopic image. The image on the display unit 10 is moved between the position of Z ₁ , the mode of the movement is detected by the position detection units 1 and 3, and the stereoscopic image Z ₃ or Z ₁ is alternately blinked in accordance with the movement. Can be displayed as if the switch displayed as the stereoscopic image Z ₃ or Z ₁ is operated by using the finger F as a result.

  Further, as shown in FIG. 4D, when a rectangular solid Z is formed on the imaging surface 30, the finger F is rotated on the front surface thereof, and the rotation mode is changed from the position detection unit 1 to the position detection unit 1 to FIG. If the image on the display unit 10 is changed so that the three-dimensional image Z itself is rotated in accordance with the rotation, a part of the rectangular parallelepiped displayed as the three-dimensional image Z using the finger F as a result. It can be displayed as if it is grabbing and turning.

  As described above, according to the operation of the image display device S according to the first embodiment, the position of the finger F as the detected object in the space is specified, and an image is formed based on the specified position. Since the display content of the displayed image is changed, the image is changed according to the spatial position of the detected object, so that an interesting and interesting image can be displayed.

  In addition, since the plurality of position detection units 1 to 4 are arranged and are provided at different positions, the position of the detection object can be specified two-dimensionally or three-dimensionally. The image can be displayed more interestingly corresponding to the spatial movement of the.

  Furthermore, since the image to be formed is a stereoscopic image, the cooperation between the detected object and the stereoscopic image can be displayed interestingly.

  Furthermore, since the object to be detected is the finger F (human hand), the image changes in accordance with the movement of the finger F, which is the object to be detected, and an image that changes more interestingly can be displayed.

  Further, since the sound is emitted into the space corresponding to at least one of the position of the detected object or the change in the image, it is possible to enjoy the image changing in accordance with the movement of the detected object more interestingly.

  Furthermore, effective detection of an object to be detected is achieved with a simple structure in which a plurality of simple sensors (for example, position detection units 1 to 4) each having a finite detectable range (for example, the detectable ranges A1 to A4) are combined. Can be realized.

  Furthermore, for example, the control format in detecting the vertical and horizontal (two-dimensional) detection object by a conventional touch panel or the like, and the detection object is detected in the space by an infrared sensor (for example, position detection unit 1 to 4). By doing so, it is possible to efficiently reduce the cost of the apparatus.

(III) Second Embodiment Next, a second embodiment which is another embodiment according to the present application will be described with reference to FIGS. In FIG. 5 or FIG. 6, the same components as those of the image display device S according to the first embodiment are denoted by the same member numbers, and detailed description thereof is omitted.

  In the first embodiment described above, the image display device S that changes the content of the stereoscopic image according to the movement of the finger F has been described. However, in the second embodiment described below, for example, at the reception of the exhibition hall, the reception is performed. A case will be described in which a three-dimensional image of a woman in charge is displayed and various guidance is given to visitors.

  That is, as shown in FIG. 5, the image display device SS according to the second embodiment as a whole has a form of a reception 51 in the exhibition hall, and the display unit 10 and the image transmission panel 20 are embedded on the back surface. It is.

  Then, the function of the display unit 10 and the image transmission panel 20 displays a three-dimensional image Z of the woman in charge of reception as shown in FIG. At this time, since the positions of the display unit 10 and the image transmission panel 20 are set so that the imaging plane 30 is positioned on the upper surface of the reception stand 52 shown in FIG. 5, the stereoscopic image Z is displayed more realistically. be able to.

  In addition to this, the position detection units 1 to 4 and the speakers 11 to 14 similar to those of the image display device S according to the first embodiment are arranged at positions that are not visible from the outside indicated by broken lines in FIG. The position detectors 1 to 4 detect the position and movement state of the visitors, and change the display mode of the stereoscopic image Z accordingly.

  Furthermore, the image display device SS according to the second embodiment includes production effect units 31 and 32 that emit warm air and smell on both sides of the front side of the reception stand 52.

  Here, the structure of the said effect effect parts 31 and 32 is demonstrated using Fig.6 (a). In addition, since the structure of the effect effect parts 31 and 32 is mutually the same, in the following description, the structure of the effect effect part 31 is demonstrated as a representative.

  As shown in FIG. 6A, the effect effector 31 includes an air blowing part 37 as a wind generating means incorporating a fan, an odor generating part 36 as a diffusing means for generating an appropriate odor as a reception 51, and a discharge. Part 35. Then, based on control from the control unit 60 to be described later, the odor and the warm air are emitted into the space in front of the stereoscopic image Z through the emission unit 35.

  Furthermore, in the image display device SS according to the second embodiment, a vibrating unit 40 is built in the front side of the reception table 52 as a vibration unit that vibrates the upper surface of the reception table 52. And the said vibration part 40 vibrates the front upper surface (front surface of the three-dimensional image Z) of the reception stand 52 as needed based on control by the control part 60 mentioned later.

  Next, the detailed configuration of the image display device SS according to the second embodiment will be specifically described with reference to FIG.

  As shown in FIG. 6B, in addition to the configuration of the image display device S according to the first embodiment described above, the image display device SS according to the second embodiment includes the effect effect units 31 and 32, and the vibration unit. 40.

  Then, the control unit 60 generates control signals Sv, Sm1, and Sm2 and outputs them to the vibration unit 40 or the production effect units 31 and 32, respectively, in order to operate the production effect units 31 and 32 and the vibration unit 40 as described above. To do.

  According to the image display device SS according to the second embodiment described above, for example, by detecting the position, movement state, etc. of the visitor, the interaction between the woman displayed as the stereoscopic image Z and the visitor, It can be expressed more realistically.

  In addition, the body temperature of the woman displayed as the stereoscopic image Z can be rendered more realistically by the scents and warm air from the rendering effect units 31 and 32.

  As described above, according to the operation of the image display device SS according to the second embodiment, in addition to the effect of the operation of the image display device S according to the first embodiment, the position of the detected object or the change in the stereoscopic image In response to at least one of the above, an odor component that emits an odor corresponding to the image is diffused in the space, so that an image that changes in accordance with the movement of the detected object can be enjoyed more interestingly.

  In addition, since wind is generated in the space corresponding to at least one of the position of the detected object or the change in the stereoscopic image, it is possible to enjoy the image that changes in accordance with the movement of the detected object more interestingly.

  Furthermore, since the region facing the image of the receiving stand 52 provided corresponding to the imaging position of the stereoscopic image vibrates corresponding to at least one of the position of the detection object or the change of the stereoscopic image, An image that changes in accordance with the movement of the detected object can be enjoyed more interestingly.

  In addition to the above-described reception, the present application can be applied to various visual effects by using the relationship between the change of the stereoscopic image and the position of the entity that changes correspondingly.

  Further, a program for causing the control unit 60 to perform the above-described functions is recorded on an information recording medium such as a flexible disk or a hard disk, or acquired and recorded via the Internet or the like. By reading and executing with a general-purpose computer, the computer can be used as the control unit 60 according to each embodiment.

It is a schematic block diagram explaining the principle of the image display apparatus which concerns on this application. It is a fragmentary sectional view of the micro lens array concerning this application. It is a figure which shows the structure of the image display apparatus which concerns on 1st Embodiment, (a) is an external appearance perspective view of the said image display apparatus, (b) is a right view of the said image display apparatus. It is a figure which shows the detailed structure of the image display apparatus which concerns on 1st Embodiment, (a) is a block diagram which shows the said detailed structure, (b) is the specific example (I) of a display, (c) is This is a specific example (II) of display, and (d) is a specific example (III) of display. It is a front view which shows the structure of the image display apparatus which concerns on 2nd Embodiment. It is a figure which shows the detailed structure of the image display apparatus which concerns on 2nd Embodiment, (a) is an external appearance perspective view of an effect effect part, (b) is a block diagram which shows the said detailed structure.

Explanation of symbols

1, 2, 3, 4 Position detection unit 5 Identification unit 10 Display unit 11, 12, 13, 14 Speaker 20 Image transmission panel 30 Imaging surface 31, 32 Production effect unit 35 Release unit 36 Odor generating unit 37 Blower unit 40 Vibration part 51 reception 52 reception table 60 control unit S, SS image display apparatus C housing A1, A2, A3, A4 detectable range _{Z, Z 1, Z 2,} Z 3 stereoscopic image F finger

Claims (9)

Display means having a display surface;
An imaging means for forming an image in space;
Detection means having a spatially detectable range including a position where the imaged image exists, and detecting means for detecting whether or not an object to be detected exists in the detectable range;
A specifying means for specifying a position of the detected object in the space based on a detection result in the detecting means;
Image control means for changing the display content of the image formed on the basis of the specified position;
An image display device comprising: The image display device according to claim 1,
A plurality of the detection means each provided with the detectable range and arranged at different positions;
The image display apparatus characterized in that the specifying means specifies a position of the detected object in the space based on a detection result in each of the detecting means. The image display device according to claim 1 or 2,
The image display apparatus, wherein the image is a stereoscopic image formed in the space. In the image display device according to any one of claims 1 to 3,
The image display apparatus, wherein the object to be detected is one of a human hand or a finger. In the image display device according to any one of claims 1 to 4,
An image display apparatus, further comprising sound emitting means for emitting a sound into the space corresponding to at least one of the specified position and the change in the image. In the image display device according to any one of claims 1 to 5,
An image display device further comprising a diffusing unit that diffuses an odor component that emits an odor corresponding to the image into the space corresponding to at least one of the specified position and the change in the image. . In the image display device according to any one of claims 1 to 6,
An image display device further comprising wind generating means for generating wind in the space corresponding to at least one of the specified position and the change in the image. In the image display device according to any one of claims 1 to 7,
A platform provided at a position corresponding to the position of the imaged image;
The image display apparatus further comprising a vibration unit that vibrates a region of the table facing the image corresponding to at least one of the specified position and the change in the image. A computer included in the image display device according to any one of claims 1 to 8,
An image display program which functions as the specifying unit and the image control unit.

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