WO2005017603A1 - Unite d'affichage d'images 3d - Google Patents
Unite d'affichage d'images 3d Download PDFInfo
- Publication number
- WO2005017603A1 WO2005017603A1 PCT/JP2003/010470 JP0310470W WO2005017603A1 WO 2005017603 A1 WO2005017603 A1 WO 2005017603A1 JP 0310470 W JP0310470 W JP 0310470W WO 2005017603 A1 WO2005017603 A1 WO 2005017603A1
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- WO
- WIPO (PCT)
- Prior art keywords
- display device
- image
- stereoscopic
- stereoscopic video
- image display
- Prior art date
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Classifications
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B35/00—Stereoscopic photography
- G03B35/18—Stereoscopic photography by simultaneous viewing
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B30/00—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images
- G02B30/20—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images by providing first and second parallax images to an observer's left and right eyes
- G02B30/26—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images by providing first and second parallax images to an observer's left and right eyes of the autostereoscopic type
- G02B30/33—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images by providing first and second parallax images to an observer's left and right eyes of the autostereoscopic type involving directional light or back-light sources
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
- H04N13/30—Image reproducers
- H04N13/324—Colour aspects
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
- H04N13/30—Image reproducers
- H04N13/366—Image reproducers using viewer tracking
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/50—Constructional details
- H04N23/51—Housings
Definitions
- the present invention relates to a stereoscopic video display device, and more particularly to a stereoscopic video display device that allows a viewer to more clearly recognize a stereoscopic video.
- the present inventor has devised a number of methods and apparatuses for displaying stereoscopic images and has prototyped them.
- the three-dimensional image display device produced by these devices is a light-emitting diode array.
- LED array as the light source
- left and right light sources are arranged at two places on the left and right.
- the light from these light sources is converted into linearly polarized light with different declination between the left and right light sources, and a liquid crystal display (LCD) is used as the image display device
- LCD liquid crystal display
- a polarization filter having a different polarization angle is arranged for each display pixel of the LCD or each scanning line, and an image is displayed in the left and right image display areas set in front of the LCD.
- such a three-dimensional image display device 600 has a liquid crystal display device (LCD) 600 on a surface 603 of a substantially cubic housing 600. 2 is arranged. The viewer positions the left and right eyes in the left and right display areas in front of the three-dimensional image display device 600 and observes the three-dimensional image.
- LCD liquid crystal display device
- the stereoscopic video display device 600 displays a normal stereoscopic video
- the viewer may not be able to obtain a satisfactory stereoscopic effect. This phenomenon occurs even when the visual state of the viewer, for example, the eyesight of both eyes is uneven, but occurs even when the visual state of the viewer is normal. W
- An object of the present invention is to provide a stereoscopic video display device that allows a viewer to more clearly recognize a stereoscopic video.
- the present inventor considered the above phenomenon, and as a result, this phenomenon is different from that when displaying a stereoscopic image than when displaying a planar image, and some criterion for expressing the depth of the image is within the observer's observation range. It was determined that it was necessary and that it would be important to provide such a reference in a stereoscopic video display device.
- the present inventor knows how the form (shape, size, color, surface condition) of a frame member (bezel portion) arranged around the LCD affects the stereoscopic effect of a displayed stereoscopic image. Therefore, experiments were performed under various conditions.
- the bezel should have the following conditions in order to make the viewer feel the stereoscopic effect more effectively.
- the color of the bezel should be the same as the color of the video display device in the black display state, that is, the same color as the surface color of the video display device displaying black during operation or inactive.
- the width of the bezel occupies a sufficiently large viewing angle within the viewer's field of view that can be used as a reference for stereoscopic images, and is large enough that the bezel does not obstruct the viewer's observation. Is desirable.
- the bezel has a shape that projects toward the viewer from the surface of the liquid crystal display device toward the outside.
- the present invention has been made based on the findings of the above 1) to 7), and the means for solving the above problems in the present invention are as follows.
- the invention according to claim 1 is an image display means for displaying different images to the left and right eyes of a viewer and displaying an image which can be viewed in a stereoscopic manner, and a vertical rail and a horizontal rail on a display surface of the image display means. And a frame member having a color tone substantially the same as the color tone when the image display means displays black.
- the stereoscopic image pops out as a reference for the stereoscopic image displayed with the frame member raised. Can be observed more quickly, and a stereoscopic image can be displayed more clearly.
- the invention according to claim 2 is the stereoscopic image display device according to claim 1, characterized in that the surface of the frame member is matte.
- the illumination and the surrounding scenery are prevented from being reflected, and the stereoscopic image is clearly displayed without obstructing the stereoscopic image observation. be able to.
- a joining portion to an image display means located at an inner edge of the frame member includes an image. It is characterized by being substantially flush with the display means.
- the invention according to claim 4 is the stereoscopic video display device according to any one of claims 1 to 3, wherein the frame width dimension of the frame member is determined by an image display unit. Occupies a viewing angle that is large enough to be a reference for a stereoscopic image in the viewer's field of view, and has a width that does not interfere with the viewer's observation. Things.
- the frame member since the frame member is sufficiently wide, the frame member and the display screen of the image display means can occupy a large part of the viewing angle of the viewer. This serves as a reference for the stereoscopic image to be displayed, so that the amount of change in the depth of the stereoscopic image can be displayed more clearly and does not disturb the viewer's observation.
- the invention according to claim 5 is the stereoscopic image display device according to claim 4, wherein the width of the frame member is at least 0.2 times the horizontal image display dimension for the vertical frame, and Is characterized by being at least 0.3 times the vertical image display size.
- the invention according to claim 6 is the stereoscopic video display device according to any one of claims 1 to 4, wherein the frame member is viewed outward from a butt portion to the display device. It is characterized by a shape that protrudes toward the person.
- the projected portion of the frame member is compared and observed by the viewer with the raised stereoscopic image, so that the depth of the stereoscopic image can be displayed more clearly.
- the invention according to claim 7 is the stereoscopic image display device according to claim 6, characterized in that the surface of the frame member protrudes toward the viewer side in a curved surface or a step shape.
- the frame member in the case where the surface of the frame member is formed of a curved surface, the frame member is integrally recognized with the image display means and becomes inconspicuous, and a three-dimensional image can be displayed more clearly.
- the 3D image display device can be configured to have a clean appearance.
- the steps and ridges of the step shape on the surface of the frame member are easy to recognize, so that it becomes a good target for comparative observation with the stereo image, and Depth can be displayed more clearly
- the invention according to claim 8 is the stereoscopic video display device according to any one of claims 6 and 7, wherein the frame member is provided with a mark indicating a protrusion amount. It is a feature.
- the mark on the surface of a frame member becomes a good object for comparative observation with a three-dimensional wind image, and the depth of a three-dimensional image can be displayed more clearly.
- the invention according to claim 9 is the stereoscopic image display device according to claim 8, wherein the two virtual surfaces intersecting each other at a predetermined angle different from a virtual surface formed by the display screen of the video display unit. It is characterized by having two disposition parts along.
- the display surface of the image display means is arranged at a different angle with respect to the horizontal plane by disposing the different planes of the three-dimensional image display apparatus on the horizontal surface with the arrangement portion on the lower side.
- the invention according to claim 10 is the stereoscopic image display device according to claim 9, wherein when one of the installation surfaces is arranged on a horizontal plane, the image display surface of the image display means is at a predetermined angle slightly above horizontal. When the other installation surface is positioned on a horizontal plane, the image display surface of the image display means faces another angle larger than the predetermined angle above the horizontal.
- the image display means displays at an angle suitable for observing a stereoscopic image display device on a desk while sitting down.
- the image display means is displayed at an angle suitable for observing the stereoscopic image display device on a desk while standing
- the direction of the surface is easy to observe.
- An invention according to claim 11 is the stereoscopic video display device according to claim 9 or claim 10, wherein the video display means is a video display means based on an input image signal.
- the image display control means is provided with an image inversion means for inverting the display screen in the main scanning direction. It is assumed that.
- the image when a three-dimensional image display device is installed on two ground planes, even when the direction of the image display means is reversed, the image is inverted vertically and horizontally by the image inversion means.
- the image can be displayed in a normal direction to the viewer.
- the invention according to claim 12 is the stereoscopic image display device according to claim 11, wherein the image inverting means is driven by an image selection switch, and the image selection switch is connected to the two installation surfaces.
- the image display state is changed depending on the installation state of the device.
- the orientation of the image is changed by the image selection switch provided on the ground plane. Therefore, when the ground plane is changed, the stereoscopic video display device is installed in a direction suitable for the installation direction. Images can be displayed.
- the invention according to claim 13 is the stereoscopic image display device according to any one of claims 1 to 12, wherein the image display means includes: an image display panel; and a light source array in which a plurality of light sources are arranged. Right and left polarizers arranged in front of the light source array to provide different declinations; the image display control means; light source control means for controlling lighting of the light source array; and detecting the position of the viewer The light source control means controls lighting of the light source of the light source array at a position suitable for the observer's observation position.
- the viewer position detecting means detects the viewer position
- the light source control means controls the lighting of the light source array based on the detected position, so that the three-dimensional video display device is independent of the viewer position. It is possible to display an optimal stereoscopic image.
- the invention according to claim 14 is the stereoscopic video display device according to any one of claims 1 to 13, wherein the first and second images for stereoscopic viewing with both eyes are provided.
- the constituent pixels are arranged so as to form a checkered pattern that is alternately arranged in a plane.
- a second area for displaying only the second image in a visible state, and the areas are arranged so as to form a pine pattern in which the areas are alternately arranged in a plane. It has a checkered filter.
- the left and right images are displayed so as to form a checkered pattern in a plane, and the filters are also arranged on the plane in a checkered pattern, so that the horizontal resolution and the vertical resolution are not reduced.
- 3D images can be displayed.
- the invention according to claim 15 is the stereoscopic image display device according to claim 14, wherein any one of the first region and the second region of the checkerboard filter according to any one of the first to fourth embodiments is provided. It is characterized in that it is configured by mounting a half-wave plate.
- the tilt of the polarization axis is rotated by 90 °.
- the invention according to claim 16 is the stereoscopic image display device according to any one of claims 13 to 15, wherein a boundary between the first area and the second area of the checkered filter is provided. Is characterized in that a light-shielding portion for shielding light is formed.
- region is reliably isolate
- the invention according to claim 17 is the stereoscopic video display device according to any one of claims 13 to 16, wherein the display panel is controlled by a display position control unit in a horizontal direction.
- the display timing is adjusted by the display control means so that each display position of the display panel matches the checkered pattern of the checkered filter.
- amendment of the horizontal displacement of a display panel and a checkered filter (The correction
- the invention according to claim 18 is the stereoscopic video display device according to any one of claims 13 to 17, wherein the stereoscopic video display device includes a diffusion device that diffuses light in a vertical direction. It has a board.
- the image display light is diffused in the vertical direction by the vertical diffusion plate, so that a bright and clear stereoscopic image can be obtained even when the viewer's viewpoint moves in the vertical direction.
- the invention according to claim 19 is the stereoscopic video display device according to any one of claims 13 to 18, wherein the display panel emits orthogonal first and second polarized lights.
- a liquid crystal display panel through which light from a light source is transmitted, wherein a checkered filter is provided between the light source and the liquid crystal display panel.
- a stereoscopic image can be displayed as a stereoscopic image without wearing special glasses or the like, and the image can be visually recognized at any place.
- the invention according to claim 20 is the stereoscopic video display device according to any one of claims 13 to 19, wherein the display panel is a self-luminous display panel, A checkered filter is provided on the viewer's side.
- a three-dimensional display can be performed with little power consumption, without requiring the light source for illumination.
- the invention according to claim 21 is the stereoscopic video display device according to any one of claims 13 to 20, wherein the light source device includes a white LED or an RGB LED integrally arranged. It comprises two rows of upper and lower LED arrays, and LED control means for controlling the blinking of white LEDs or RGB LEDs of these LED arrays.
- the light source can be freely blinked by controlling the LED control means. In addition, power consumption can be reduced.
- the invention according to claim 22 is the stereoscopic image display device according to claim 21, wherein each of the upper and lower LED arrays forms a right-eye image display portion and a left-eye image display portion. It is a feature.
- display control of a stereoscopic image can be performed with a high degree of freedom by controlling light emission of the right-eye image display portion and the left-eye image display portion of the LED array by the LED control means.
- the invention according to claim 23 is the stereoscopic video display device according to claim 21 or 22, wherein the image display device measures a position of the viewer with respect to the image display device.
- Position detecting means for outputting as a position signal, wherein the LED control means controls lighting of the white LED or RGB LED based on the position information so as to maintain an image observed by a viewer. It is.
- the light emitting positions of the right-eye image display unit and the left-eye image display unit can be quickly moved to positions corresponding to the position of the viewer, In this case, since no mechanical operation is involved, it is possible to achieve high accuracy and high durability.
- An invention according to claim 24 is the stereoscopic video display device according to any one of claims 20 to 22, further comprising an input device operated by a viewer, wherein the LED control device is On the basis of operation information of the input means, the white LED or the RGB LED is controlled to blink so as to change an image observed by a viewer.
- the light emission positions of the right-eye image display unit and the left-eye image display unit can be quickly moved to a desired position by the viewer by operating the input means of the viewer. Since there is no mechanical movement, high accuracy and high durability can be achieved.
- the invention according to claim 25 is the stereoscopic video display device according to any one of claims 21 to 24, wherein the image display device includes a number of viewers, and an image of each viewer.
- the apparatus further comprises observer position detecting means for measuring a position with respect to the display device and outputting the measured position as a position signal, wherein the LED control means controls the white LED or the RGB LED based on the position information so as to maintain an observation image of each observer. It is characterized by flashing control.
- an appropriate stereoscopic image can be displayed to viewers at a plurality of different positions.
- the invention according to claim 26 is the stereoscopic video display device according to any one of claims 21 to 25, wherein the LED control means controls an LED according to a distance from the viewer to the display device. The distance between the right-eye image display portion, the left-eye image display portion, and the lit portion of the array is changed.
- an appropriate stereoscopic image can be displayed regardless of the position of the viewer by changing the interval between the lighting portions of the image display portion for the right eye and the image display portion for the left eye according to the position of the viewer.
- the invention according to claim 27 is the stereoscopic video display device according to any one of claims 21 to 26, wherein the LED array is formed by arranging white LEDs or RGB LEDs in parallel or in a staggered manner.
- the LED control means controls the blinking of each LED array.
- the left and right LEDs in the center part are easily separated and interference is reduced, the crosstalk of the left and right images which adversely affects the stereoscopic image is reduced. This is because the LEDs illuminated from the upper and lower LED arrays are vertically separated to prevent light interference. In this case, if something like a partition is used between the upper and lower LED arrays, crosstalk can be further prevented. When two rows are lit simultaneously, the light intensity is doubled, and a brighter image can be displayed. The body image signal can be displayed as a plane image.
- a signal for displaying a two-dimensional image is transmitted in the same manner as a signal for displaying a three-dimensional image, so that the receiving side can receive a simple signal.
- a clear planar image can be displayed simply by performing the LED array lighting process.
- the invention according to claim 28 is the stereoscopic video display device according to any one of claims 21 to 27, wherein the LED control means controls the white LED of the LED array in the left-right direction. It is characterized by having a high-speed blinking scan.
- an image with a wide viewing angle can be obtained with a limited light source in a flat panel image display device.
- the invention according to claim 29 is the stereoscopic image display device according to any one of claims 1 to 20, wherein the light source device is a set of white LEDs or RGB LEDs.
- the light source device is a set of white LEDs or RGB LEDs.
- An LED array in which LED light sources are arranged in series, a polarizing plate array portion attached to the light-emitting side of each LED light source, and two types of polarizing plates having different polarization directions arranged regularly.
- LED control means for controlling the blinking of the white LED or RGB LED of the LED array in the row.
- a white LED or an RGB LED which consumes less power and has a fast on / off switching speed, is used as a light source, so that the light source can be freely blinked by controlling the LED control means.
- the two-dimensional image signal is transmitted in the same signal system as the signal for displaying the three-dimensional image, and the receiving side performs a simple LED array lighting process to clearly display the two-dimensional image. Images can be displayed.
- the invention described in claim 30 is a stereoscopic image data described in claim 29.
- a predetermined continuous portion of the LED array emits light, and portions where polarizing plates of different polarization directions are attached form a right-eye image display portion and a left-eye image display portion, respectively. Is what you do.
- the left and right image display light-emitting portions can be positioned substantially at the same position by emitting light in a continuous predetermined range of the LED array, so that a clear stereoscopic image can be obtained.
- the invention according to claim 31 is the stereoscopic video display device according to any one of claims 29 and 30, wherein a polarizing plate is disposed at each light emitting source of the LED array, It is characterized in that the polarizing directions of the adjacent polarizing plates are alternately arranged so as to be orthogonal.
- the left and right image display lights can be satisfactorily separated, and the crosstalk between the left and right images is reduced.
- the invention according to claim 32 is the stereoscopic image display device according to claims 29 to 31, wherein a light-shielding member is provided between each LED light source of the LED array and / or between each polarizing plate. It is characterized by being provided.
- the invention according to claim 33 is the stereoscopic image display device according to any one of claims 29 to 32, wherein the LED array described in any one of claims 29 to 32 is arranged in at least two stages vertically. It is characterized by being arranged.
- the density of the LED of the LED array width dimension can be made high, and a stereoscopic image with high brightness can be displayed.
- the invention according to claim 34 is the stereoscopic image display device according to any one of claims 29 to 33, wherein the three-dimensional image display device is adjacent to the LED array arranged at least in two stages. It is characterized in that the polarizing directions of the matching polarizing plates are provided to be orthogonal. According to the present invention, when the LED array in a predetermined range is turned on, the LEDs to be turned on for each eye are continuously arranged in a stepping-stone shape in the upper and lower arrays, so that uniform light irradiation can be performed.
- the invention according to claim 35 is the stereoscopic video display device according to any one of claims 29 to 34, wherein the LED control means includes a right-eye image display unit of the LED array. It is characterized by controlling the lighting of the left-eye image display unit.
- the LED control means by controlling the light emission of the right-eye image display portion and the left-eye image display portion of the LED array by the LED control means, it is possible to control the display of the stereoscopic image with a high degree of freedom.
- the invention according to claim 36 is the stereoscopic video display device according to any one of claims 29 to 35, wherein the LED control means is arranged in accordance with a distance between the viewer and the display device. It is characterized by comprising LED control means for changing the interval between the right-eye image display portion, the left-eye image display portion, and the lighting portion of the LED array.
- the invention according to claim 37 is the stereoscopic video display device according to any one of claims 29 to 36, wherein a position of a viewer with respect to the stereoscopic video display device is measured, and the position is measured as a position signal.
- the apparatus further comprises a viewer position detecting means for outputting, wherein the LED control means controls the lighting of the white LED or the RGB LED based on the position information so as to maintain an image of the viewer. It is.
- the light emitting positions of the right-eye image display unit and the left-eye image display unit can be quickly moved to positions corresponding to the position of the viewer, At this time, since no mechanical operation is involved, high accuracy and high durability can be obtained.
- the invention according to claim 38 is the stereoscopic video display device according to any one of claims 29 to 37, further comprising: input means operated by a viewer; and Based on the operation information of the input means, the white LED or RGB is used to change the image observed by the viewer. It is characterized by controlling the blinking of the LED.
- an appropriate stereoscopic image can be displayed to viewers at a plurality of different positions.
- the stereoscopic video display device according to any one of claims 29 to 38, wherein the invention described in claim 39 is the number of viewers and the image display device of each viewer.
- the light source control means measures the position and outputs the signal as a position signal.
- the light source control means controls the white LED or the RGB LED based on the position information so as to maintain an observation image of each observer. It is characterized by performing blink control.
- the light emission positions of the right-eye image display unit and the left-eye image display unit can be moved to a desired position of the viewer at a high speed by a viewer's controller operation. Since it does not involve dynamic operation, it can be highly accurate and have high durability.
- the invention according to claim 40 is the stereoscopic video display device according to any one of claims 29 to 39, wherein the right-eye image display portion and the left-eye image display portion of the LED array are provided. And is controlled to blink.
- an appropriate stereoscopic image can be displayed to viewers at a plurality of different positions.
- An invention according to claim 41 is the stereoscopic image display device according to any one of claims 1 to 20, wherein the image display means includes a light source device, and the light source device forms an image. A light source for the left image and a right image for the light of different colors with different polarization angles, and the light source controller generates the light source device.
- the display control means controls so that light of each color is generated in a time-division manner, and the display control means causes the image display means to display an image corresponding to the color of light emitted from the light source in synchronization with the light source control means.
- This is a stereoscopic image display device characterized by the following.
- the light from the light source device is subjected to time division by the light source control means.
- the image display means displays an image corresponding to the color of the light emitted from the light source by the display control means. For example, if the time-division is set to high speed and the display time per color is set to 1 / 800th of a second (60/1 / sec for one screen), images displayed in different colors due to the physiological action of the naked eye will be displayed. It is displayed in three dimensions with many colors. Therefore, even if the resolution of the image display means is increased, the images displayed in each color are displayed independently, so that a clear stereoscopic image can be obtained without the display colors being mixed.
- the invention according to claim 42 is the stereoscopic image display device according to claim 41, wherein the light emitting element is an LED element or an EL element.
- the LED element or the EL element since the LED element or the EL element is used as the light source, it can be turned on and blinked at a high speed, and high luminance, long life, and low power consumption can be realized.
- the invention according to claim 43 is the stereoscopic video display device according to any one of claims 41 or 42, wherein the screen display means is a liquid crystal display device. It is a video display device.
- a liquid crystal display device is used as the display means, a high-density, large-area display device can be easily realized.
- the display of the display device can be performed by a monochromatic aperture, it is not necessary to use a color filter or the like, and a high aperture ratio can be realized.
- the invention according to claim 44 is the stereoscopic video display device according to any one of claims 41 to 43, wherein the light-emitting element is any one of R, G, and B.
- This is a stereoscopic video display device characterized by having a color filter.
- the light source emits light of each color of R, G, and B, the displayed image can be made full color.
- the invention according to claim 45 is the stereoscopic image display device according to any one of claims 41 to 43, wherein the light emitting element of the light source is It is a white LED or an LED of each color of R, G, B. It is a stereoscopic video display device.
- the types of light sources can be unified, and the configuration can be simplified.
- color light sources can be used. R, G, and B light can be emitted from the light source without using a filter, and a high-brightness image can be displayed with a simple configuration.
- the invention according to claim 46 is the stereoscopic video display device according to any one of claims 41 to 45, wherein the light source is a light-emitting body in which a plurality of light-emitting elements are arranged in a line.
- the array is composed of at least one row in the vertical direction. The array is divided into two at the center, an array for the right eye and an array for the left eye, and the right-eye array and the left-eye array each have a polarization means.
- a three-dimensional image display device provided with R, G, and B light emitting elements.
- At least one row of illuminant arrays is provided as a light source. Therefore, when the array is a single row, light from the light source is arranged in a substantially linear shape. In this case, since the light from the light source is positioned in a substantially planar shape, it is possible to uniformly irradiate the image display means and to obtain high luminance.
- the invention described in claim 47 is the stereoscopic image display device according to any one of claims 41 to 47, wherein the luminous body array constituting the light source includes R, G, and B.
- the luminous body array constituting the light source includes R, G, and B.
- a three-dimensional image display device characterized in that a plurality of light emitting elements are arranged continuously in a horizontal direction or a vertical direction.
- the present invention since the light emitting elements of the same color are continuously arranged, the configuration of the wiring and the like of the other light emitting array, which facilitates the control of the light source control means, is facilitated.
- the image display means can be uniformly illuminated, and a high luminance can be obtained.
- the configuration becomes easy.
- the invention according to claim 48 is the stereoscopic image display device according to any one of claims 41 to 47, wherein the polarizing means is provided for each light emitting element or for each of R, G, and B light emitting elements.
- a stereoscopic video display device is provided as a set, and gives a predetermined polarization angle to emitted light for each light emitting element or for each set of light emitting elements.
- the polarizing means is provided for each light emitting element and each set of light emitting elements, the arrangement of the light emitting elements can be made freely, and the light emitting element can be most suitable for image display.
- the invention according to claim 49 is the stereoscopic image display device according to any one of claims 41 to 48, wherein the light-emitting body array vertically stacked includes R, G, and B colors. Are regularly arranged, and are arranged so that the colors of light emitters adjacent in the vertical direction are different from each other.
- the light emitting elements of each color of R, G, and B are arranged on average, so that the light of each color can be evenly applied to the image display means.
- An invention according to claim 50 is the stereoscopic video display device according to any one of claims 41 to 49, wherein the light source device comprises a light-emitting element and a transmission filter of a different color.
- the light source device comprises a light-emitting element and a transmission filter of a different color.
- a three-dimensional image display device comprising: a rotation filter that is periodically arranged on a circumference and that separately generates different colors by rotating these.
- the power supply device can supply light of different colors by the rotation of the rotary filter.
- the fine processing for the filter is not required, the manufacturing becomes easy.
- the invention according to claim 51 is the stereoscopic image display device according to claim 50, characterized in that the transmission filter transmits each of R, G, and B colors.
- the light source device can emit the three primary colors R, G, and B of light, a three-dimensional image can be displayed in full color.
- the invention according to claim 52 is the stereoscopic video display device according to any one of claims 41 to 51, wherein the light source device includes a light-emitting element and a dichroic mirror. And a rotation filter that individually generates colors.
- the dichroic mirror since light is split by the dichroic mirror, light can be split with high efficiency and a bright screen can be provided.
- the invention according to claim 53 is the stereoscopic video display device according to any one of claims 1 to 13, wherein the stereoscopic video image is generated by synthesizing a left-eye video image and a right-eye video image.
- a signal generation circuit wherein the stereoscopic video signal generation circuit obtains video information on the stereoscopically visible video, and display information on a display area of the video display device, and the video information, Offset setting means for setting an offset for shifting the left-eye image and the right-eye image to be displayed based on the display device information, and adjusting a stereoscopic effect of the image displayed on the image display means. It is characterized by having.
- the 3D image which adjusted the optimal 3D degree (depth amount) corresponding to the 3D image display apparatus can be obtained.
- the invention according to claim 54 is the stereoscopic video display device according to claim 53, further comprising storage means for storing display screen size information relating to a display screen size as information relating to a display area of the video display means.
- the information acquisition means acquires the display screen size information from the storage means.
- a stereoscopic video adjusted to an optimal stereoscopic degree (depth amount) corresponding to a screen size of a stereoscopic video display device by using information on reproduction of a stereoscopic video defined in association with the stereoscopic video.
- the stereoscopic effect is adjusted based on the screen size information, it is possible to obtain a stereoscopic image adjusted to the optimal stereoscopic degree (depth amount) even if the screen size of the stereoscopic image display device that displays the stereoscopic image changes. it can.
- the stereoscopic effect is adjusted based on the adaptive viewing distance information and the viewing distance information, the observer can switch the stereoscopic image display device. Even if the viewing position (the distance between the stereoscopic image display device and the observer) changes, it is possible to obtain a stereoscopic image in which the optimal stereoscopic degree (depth amount) is adjusted.
- the invention according to claim 55 is the stereoscopic video display device according to claim 53 or claim 54, wherein the information obtaining means is defined in association with a stereoscopic video, At least one of the compatible screen size information relating to the screen size suitable for the reproduction of the stereoscopic video and the suitable viewing distance information relating to the distance to the display screen suitable for the observer to view during the reproduction is used as the video information.
- the offset setting means obtains the optimum screen size information, the adaptive viewing distance information, and the display screen size. Information, and sets the offset of the left-eye and right-eye image based on the obtained one or more information among the viewing distance information, and adjusts the stereoscopic effect of the image displayed.
- stereoscopic video adjusted to an optimal stereoscopic degree (depth amount) corresponding to the screen size of the stereoscopic video display device by the inter-camera distance information and the cross-point information determined in association with the stereoscopic video. Can be obtained.
- the invention according to claim 56 is the stereoscopic video display device according to any one of claims 53 to 55, wherein the information acquisition unit is a left eye that is defined in association with a stereoscopic video.
- the information acquisition unit is a left eye that is defined in association with a stereoscopic video.
- Camera distance information on the distance between the optical axis of the video camera and the optical axis of the right-eye video camera, and cross-point on the distance to the intersection between the optical axis of the left-eye video camera and the optical axis of the right-eye video camera Information as the video information
- the offset setting means sets an offset between a left-eye video and a right-eye video based on the camera distance information and the cross-point information, and the offset is displayed on the video display means. It is characterized by adjusting the stereoscopic effect of the video.
- the offset of the left-eye image can be set with a simple circuit.
- the invention according to claim 57 is the stereoscopic video display device according to any one of claims 53 to 56, further comprising: input means for allowing a viewer to input information on a stereoscopic effect,
- the offset setting means sets an offset between a left-eye image and a right-eye image based on information input to the input means, and adjusts a three-dimensional effect of an image displayed on the image display means. It is a feature.
- the timing control means compares the timing of reading video data from one of the left-eye video frame memory and the right-eye video frame memory with the timing of reading video data from the other frame memory. Since the offset between the left-eye image and the right-eye image is set by advancing or delaying, the offset of the left-eye image can be set with a simple circuit.
- the invention according to claim 58 is the stereoscopic image display device according to any one of claims 53 to 57, wherein the left-eye image frame memory storing the left-eye image, and the right-eye image.
- the offset setting means includes timing control means for controlling the timing of reading video data from the left-eye video frame memory and / or the right-eye video frame memory.
- the timing control means may advance or delay the timing of reading video data from one of the left-eye video frame memory and the right-eye video frame memory as compared with the timing of reading video data from the other frame memory. Therefore, an offset between the left-eye image and the right-eye image is set. It is characterized by the following.
- the offset of the left and right eye images can be set with a simple circuit.
- the invention described in claim 59 is defined in claims 53 to 58.
- Signal switching means for switching the selected right-eye video data and inputting the data to the stereoscopic video frame memory.
- ADVANTAGE OF THE INVENTION According to this invention, it can synthesize
- the invention according to claim 60 is the stereoscopic video display device according to any one of claims 53 to 49, wherein a horizontal phase between the left-eye image and the right-eye image is advanced or delayed.
- the offset between the left-eye image and the right-eye image is set by the setting.
- ADVANTAGE OF THE INVENTION According to this invention, it can synthesize
- the stereoscopic video display device according to any one of claims 53 to 60, wherein an offset between the left-eye video and the right-eye video is set.
- an offset between the left-eye video and the right-eye video is set.
- one or both of the left-eye image and the right-eye image in the vicinity of the missing area are enlarged and displayed in the horizontal and vertical directions. It is characterized by doing.
- region where information was missing is not displayed in black, and the display without a sense of incongruity without a screen missing can be performed.
- FIG. 1 is a diagram showing a stereoscopic video display device according to an embodiment of the present invention, in which a functional block is described in a cross-sectional view.
- FIG. 2 is a perspective view showing the stereoscopic video display device shown in FIG. 3 is a diagram of the stereoscopic image display device shown in FIG. 1, wherein (a) is a front view, (b) is a side view, (c) is a rear view, (d) is a plan view, and (e) is a plan view. (A) is a cross-sectional view corresponding to line A-A, and (f) is a cross-sectional view corresponding to line BB in (a).
- FIG. 4 is a perspective view showing a structure of a video display unit of the stereoscopic video display device shown in FIG.
- FIG. 5A and 5B are diagrams showing an LED array of the image display means shown in FIG. 4, wherein FIG. 5A is a plan view showing an upper array unit, FIG. 5B is a plan view showing a lower array unit, and FIG. Is a front view of the LED array.
- FIG. 6 is a diagram showing a display state of a liquid crystal of the display device of the image display means shown in FIG.
- FIG. 7 is a diagram showing the polarization direction of the checkerboard of the image display means shown in FIG. 4, (a) is a front view, and (b) is a cross-sectional view corresponding to line C-C of (a). is there.
- FIG. 8 is a block diagram showing a configuration of the stereoscopic video display device shown in FIG.
- FIG. 9 is a block diagram showing a configuration of the stereoscopic video signal generation circuit shown in FIG.
- FIG. 10 is a diagram illustrating an image observed by a viewer.
- FIG. 11 is a diagram illustrating an image observed by a viewer.
- FIG. 12 is a diagram illustrating an image observed by a viewer.
- FIG. 13 is a diagram showing the relationship between the appearance position of a stereoscopic video and the amount of parallax.
- FIG. 14 is a diagram illustrating the relationship between the appearance position of a stereoscopic video and the amount of parallax.
- FIG. 15 is a diagram showing a state in which an appropriate image is displayed to observers at different positions in the stereoscopic video display device shown in FIG.
- FIG. 16 is a diagram showing a state of the LED array when displaying a two-dimensional image with the stereoscopic image display device shown in FIG.
- FIG. 17 is a diagram showing a configuration of an LED array of a stereoscopic video display device according to another embodiment of the present invention.
- FIG. 18 is a diagram showing a state in which an appropriate image is displayed to observers at different positions in the stereoscopic video display device shown in FIG.
- FIG. 19 is a diagram showing a light emitting state of the LED array when displaying a two-dimensional image with the stereoscopic image display device shown in FIG.
- FIG. 20 is a view showing another LED array of the stereoscopic video display apparatus according to the present invention.
- FIG. 21 is a diagram showing an LED array of the stereoscopic video display device according to the present invention.
- FIG. 22 is a diagram showing an LED array of the stereoscopic video display device according to the present invention.
- FIG. 23 is a timing chart showing the state of the chrominance signal and the luminance signal of the stereoscopic video display device according to the present invention
- FIG. 24 is a timing chart showing the status of the stereoscopic video display device shown in FIGS.
- FIG. 25 is a diagram showing a filter disk used in the embodiment of the stereoscopic video display device according to the present invention.
- FIG. 26 is a schematic diagram of a stereoscopic video display device according to the present invention.
- FIGS. 27A and 27B are diagrams showing a configuration of a bezel of a stereoscopic video display apparatus according to another embodiment of the present invention, wherein FIG. 27A is a front view, and FIG. 27B is a line E—E in FIG. (C) is a cross-sectional view corresponding to line DD in (a).
- FIGS. 28A and 28B are views showing a configuration of a bezel of a stereoscopic video display apparatus according to another embodiment of the present invention, wherein FIG. 28A is a front view, and FIG. (C) is a cross-sectional view corresponding to line GG in (a).
- FIGS. 29A and 29B are views showing a conventional stereoscopic video display device, in which FIG. 29A is a perspective view, and FIG. 29B is a cross-sectional view corresponding to line HH of FIG.
- FIGS. 1 to 16 First, the outline of the external appearance and configuration of the stereoscopic video display device 10 will be described.
- FIG. 1 is a cross-sectional view showing a stereoscopic video display device according to an embodiment of the present invention
- FIG. 2 is a perspective view showing the stereoscopic video display device shown in FIG. 1, and FIG. It is each side view of the three-dimensional video display apparatus.
- the stereoscopic image display device 10 is a portable type stereoscopic image display device, which inputs a stereoscopic image signal from the outside and uses the image display means M including the LCD panel 2 (LCD) to display the left and right eyes of the viewer. Different images are displayed in full color to display stereoscopic images.
- LCD LCD panel 2
- an image display means M is arranged in a housing 1 constituting the external appearance of the stereoscopic image display device 10, and the image display means M is an LCD panel 2, a Fresnel convex lens 3, and an optical path changing device.
- An optical system including a mirror 4 and a light emitting diode array (LED array) 5 in which a large number of white diodes are serially arranged in two stages as a light source, and display control means 100 for controlling display of the image display means 2.
- a control system comprising light source control means 180 for controlling the lighting of the LED array 5.
- the color tone is the color tone when the LCD panel 2 displays black, black or dark gray around the display surface of the LCD panel 2 of the image display means M in the housing 1.
- a bezel portion 9 which is a frame member whose surface is matted. The color of this bezel can be selected depending on the image display means used.
- a joining portion 9a located at the inner edge of the bezel portion 9 is formed to be thin and is substantially flush with the LCD panel 2, and the frame width of the frame member is determined by the viewer. It is wide enough to be recognized when the image display means is visually recognized.
- the joining portion of the bezel portion 9 has a thickness and is arranged on the LCD panel 2, but the smaller the thickness, the better. It is desirable that a concave portion is provided on the outer periphery of the LCD panel, and that the joint portion is embedded and the joint portion of the bezel portion and the display surface of the LCD panel are completely flush.
- the dimensions of the bezel member 9 are as follows. Is more than 0.2 times the horizontal image display size of LCD 2 1.50.5 mm 39.7 mm, and the upper horizontal frame 9b is the vertical LCD image display size 89.5111111 36.5 mm, which is 0.4 times or more of the above, and similarly, 46 mm for the lower horizontal frame 9c.
- the bezel portion 9 has a shape protruding outward from the portion where the LCD panel 2 abuts against the surface, and the surface has a curved surface.
- the curved surface of the vertical frame is a cylindrical surface with a radius of 16.8 mm
- the curved surface of the horizontal frame is 92.75 mm on the upper side.
- the lower side is 152.35 mm.
- the housing has predetermined ⁇ ⁇ 2 (about 65 degrees in this example) different from the virtual plane P 1 formed by the display screen of the LCD panel 2, ⁇ 3 ( (35 degrees) and two imaginary planes (P1, P2) that intersect at an angle of ⁇ 1 (80 degrees).
- Reference numerals 13a and 13b denote non-slip pads
- reference numeral 14 denotes an installation protrusion for installing the apparatus.
- the installation portion 11 is constituted by the anti-slip pad 13 a and the edge 14 a of the installation protrusion 14, and the anti-slip pad 13 b and the edge 1 of the installation protrusion 14 are formed.
- the installation part 11 is constituted by 4b.
- Reference numeral 15 indicates an operation unit of various switches.
- the image display surface of the image display means faces a predetermined angle slightly above the horizontal
- the other installation surface is positioned on a horizontal surface
- the image display surface of the image display means faces another angle larger than the predetermined angle above the horizontal and one of the installation surfaces is arranged on a horizontal surface
- Means that the observer observes from a low position for example, when the display surface of the image display means is oriented at an angle suitable for observing a stereoscopic image display device on a desk while sitting, and the other installation surface is placed on a horizontal surface.
- the display surface of the image display means is oriented at an angle suitable for a person observing from a high position, for example, when standing and observing a stereoscopic image display device on a desk.
- the above angles, shapes and dimensions are optional as necessary Can be selected.
- the display control means 100 is provided with video reversing means for reversing the display screen in the main scanning direction, and the two installation sections 11 1 and 1 are provided. 2 is provided with reversing switches 7a and 7b, respectively.
- the reversing switch 7a or 7b installed on either of the installation sections.
- the display state of the image displayed on the LCD panel 2 in the vertical direction is changed according to the installation state of the stereoscopic video display device.
- the stereoscopic image display device 10 is provided with the left and right polarizing plates 6 that are arranged in front of the LED array 5 and that provide different declinations to the LED array 5 of the image display means M. .
- two ultrasonic sensors 8a and 8b as viewer position detecting means for detecting the position of the viewer are provided on the left and right upper sides of the LCD panel 2 of the stereoscopic video display device 100. Then, the light source control unit 180 controls lighting of the LED of the LED array 5 so that the display image is displayed at a position suitable for the observer's observation position.
- FIG. 4 is a perspective view showing the optical system of the image display means of the stereoscopic image display device shown in Fig. 1
- Fig. 5 is a view showing the LED array of the image display means shown in Fig. 4
- Fig. 6 is shown in Fig. 4.
- FIG. 7 is a diagram showing a display state of an LCD panel of the display device of the image display means shown in FIG.
- a mirror 4 for changing the optical path is provided in the optical system, but this mirror 4 simply changes the optical path.
- the description of the mirror will be omitted.
- the mirror will not be described, and the light from the LED array 5 indicated by the dashed line in FIG. 1 as a light source will be described as passing through each means arranged on a straight line. Therefore, the arrangement of the LED array 5 is upside down from the actual arrangement.
- the LED array 5 has a two-stage configuration for the right eye whose polarization direction is orthogonal to the upper and lower array sections 5 a and 5 b. It comprises a polarizing filter section 6a and a left-eye polarizing filter section 6b.
- the LED array 5 is composed of an upper array section 5a in which white LEDs 51 are arranged in a plurality of rows and a single row, and a lower array section 5b, and is composed of an upper array section 5a.
- the lower array section 5b left and right polarization filters 6a and 6b are arranged.
- the polarization filters 6a and 6b are composed of polarization filters whose polarization directions are orthogonal to each other.
- reference numeral 3 denotes a Fresnel lens, and each light passing through each of the filter sections 6a and 6b is applied to the liquid crystal display element 2 as parallel light by the Fresnel lens 3.
- the display panel 20 of the LCD panel 2 alternates the pixels (L, R) constituting the stereoscopically-viewed first and second images in a plane. They are arranged in a checkered pattern.
- Polarizing panels 21 and 22 are attached to both sides of the display panel on the light source side and the observer side, respectively.
- the LCD panel 2 has a liquid crystal that is twisted and oriented at a predetermined angle (for example, 90 degrees) between two transparent plates (for example, a glass plate). And a TFT-type liquid crystal display panel.
- the light incident on the liquid crystal display panel is emitted with the polarization of the incident light shifted 90 degrees when no voltage is applied to the liquid crystal.
- the voltage on the liquid crystal In the added state, the liquid crystal is untwisted, and the incident light is emitted with the same polarization.
- a checkered filter 7 is attached to the light source side of the display panel 2.
- the light transmitted through the polarizing filter 6 is applied to the Fresnel lens 3, and the light path of the light radiated so as to be diffused from the light source 5 becomes almost parallel in the Fresnel lens 3.
- Panel 2 is irradiated.
- the checkerboard filter 7 has a region in which the phase of transmitted light is changed, which is repeatedly arranged in a checkerboard pattern at fine intervals as shown in FIG. Specifically, as shown in FIG. 6 (b), a region 7a in which a light-transmissive base material 71 is provided with a fine-width one-two-wavelength plate 72, and a half-wavelength plate A row in which the 1 Z 2 wavelength plate 17 2 and the area 7 b where no 7 2 is provided is repeated at a fine interval at the same fine interval as the width of 72 is provided with a phase shift. .
- the half-wave plate may be provided on the light source side or on the display panel side.
- the light emitted from the checkered filter 7 is emitted so as not to spread in the vertical direction, and is emitted to the LCD panel 2. That is, light transmitted through a specific area of the checkered filter 7 is transmitted through a specific display unit of the LCD panel 2.
- the light that has passed through the right-side polarizing filter portion a and the light that has passed through the left-side polarizing filter portion b of the polarizing filter 6 enter the Fresnel lens 3 at different angles, The light is bent by the Fresnel lens 3 and is radiated from the LCD panel 2 through different paths.
- the area 7a for changing the phase of light transmitted by the provided half-wave plate 172, and the phase of light transmitted by the absence of the 12-wave plate 172 are provided.
- the area 7b where the image does not change is provided regularly as a checkerboard pattern with fine intervals.
- the half-wave plate functions as a phase difference plate that changes the phase of transmitted light.
- Wave plate 1 7 2 Is arranged with its optical axis inclined by 45 degrees with respect to the polarization axis of the light passing through the right-side polarization filter section a of the polarization filter 6, and rotating the polarization axis of the light passing through the right-side polarization filter section a 90 degrees.
- the polarization axis of the light transmitted through the right-side polarization filter unit a is rotated by 9 ° to be equal to the polarization of the light transmitted through the left-side polarization filter unit b.
- the region 7b where the half-wavelength plate 72 is not provided transmits light having the same polarization as that of the polarizing plate 2b that has passed through the left polarizing filter portion b.
- the region 7 a provided with the half-wave plate 72 is provided so that the light whose polarization axis is orthogonal to the polarization plate 21 that has passed through the right-side polarization filter section a is made equal to the polarization axis of the polarization plate 2. The light is emitted after being rotated.
- the repetition of the polarization characteristic of the checkered filter 7 is based on the same pitch as the display unit of the LCD panel 2 and the light transmitted through each display unit (that is, the horizontal line and the vertical line in the display unit). Make the polarization different. As a result, the polarization characteristics of the fine phase difference plates corresponding to the display units in the scanning direction and the sub-scanning direction of the LCD panel 2 are different, and the direction of the emitted light is different for each adjacent pixel.
- the repetition of the polarization characteristic of the checkered filter 7 is performed by setting the polarization characteristic of the checkered filter 7 to a plurality of display units (that is, a plurality of display units). (For each display unit).
- the area 7 a of the checkered filter 7 that changes the phase of the light transmits the light transmitted through the right-side polarization filter section a of the polarization filter 6 with the polarization equal to the polarization of the light transmitted through the left-side polarization filter section b. .
- the area 7 b of the checkered filter 7 in which the phase of the light does not change transmits the light transmitted through the left-hand polarization filter part b of the polarization filter 6 as it is.
- ⁇ pine filter 7 The light having the same polarization as the light transmitted through the left polarization filter section 6 b enters the polarizing plate 2 b provided on the light source side of the LCD panel 2.
- the polarizing plate 2b functions as a second polarizing plate, and has a polarization characteristic of transmitting light of the same polarization as light transmitted through the checkered filter 7. That is, the light transmitted through the left polarizing filter 6 b of the polarizing filter 6 transmits the second polarizing plate 2 c, and the light transmitted through the right polarizing filter a of the polarizing filter 6 rotates the polarization axis by 90 degrees.
- the polarizing plate 22 functions as a first polarizing plate, and has a polarization characteristic of transmitting light having a polarization 90 degrees different from that of the polarizing plate 21.
- an image display device is configured by combining the checkered filter 7, the polarizing plate 21, the LCD panel 20, and the polarizing plate 22.
- the left and right images are displayed so as to form a checkered pattern in a plane, and the filters are also arranged on the plane in a checkered pattern.
- 3D images can be displayed without reducing the resolution and vertical resolution.
- FIG. 8 is a block diagram showing a configuration of the stereoscopic video display device shown in FIG.
- FIG. 9 is a block diagram showing a configuration of the display control device shown in FIG. As shown in FIG. 8, a display control circuit 100 serving as a display control means generates a composite stereoscopic video signal from the input stereoscopic video signal, and outputs the generated composite stereoscopic video signal via a drive circuit 102. Supply to the display means 1 2 1.
- the stereoscopic video signal includes left and right video signals, cross point (CP) information of the camera at the time of shooting, information on the size of the screen that is assumed to be reproduced, and information on the distance of the assumed viewer. Contains production criteria information.
- the display control circuit 100 is provided with an ultrasonic sensor 8a, 8b which is a position detecting means for detecting the position of the viewer 70, a controller, a manual input unit 105 such as a main body switch operating unit 15 and the like.
- LED array control means based on signal A lighting control signal is supplied to the LED array 5 via 180.
- the LCD panel 2 From the display means, the LCD panel 2 outputs screen size information relating to the size of the displayable area of the display element provided in the LCD panel 2.
- This screen size information is set for each display means, and is information on the number of dots in the vertical and horizontal directions and the size of the display area stored in a storage unit (memory) provided in the display means.
- the ultrasonic sensors 8a and 8b serving as observer position detecting means output position information on the positions of the LCD panel 2 and the observer.
- the distance d between the eyes of the viewer can be detected simultaneously with the position of the viewer using an infrared sensor as the viewer position detecting means.
- the screen size information and viewing distance position information output from the LCD panel 2 are input to the display information obtaining means 104, and are converted into data of a format required by the stereoscopic video signal generation circuit 10, and the stereoscopic video signal is output. It is supplied to the generation circuit 101.
- the video information acquisition means 103 obtains, from the stereoscopic video signal input to the display control circuit 100, suitable screen size information relating to a screen size suitable for reproducing the stereoscopic video, and allows the observer to view the video during reproduction.
- suitable screen size information relating to a screen size suitable for reproducing the stereoscopic video, and allows the observer to view the video during reproduction.
- Compatible viewing distance information on the distance to a suitable display screen camera distance information on the distance between the optical axis of the left-eye video camera and the optical axis of the right-eye video camera, and the optical axis and right eye of the left-eye video camera It extracts cross-point information about the distance to the intersection with the optical axis of the video camera, converts it into data in the format required by the stereoscopic video signal generation circuit 101, and converts this information into a stereoscopic video signal generation circuit. Supplied to 101.
- the stereoscopic image signal generation circuit 101 receives a stereoscopic degree adjustment signal from the input unit 105, and the left and right eye images are input in accordance with the stereoscopic degree specified by the viewer to the input unit 105. Are offset and displayed, and the stereoscopic degree of the stereoscopic image displayed on the display means 1 2 1 can be changed.
- the manual input unit 105 is a switch, a variable resistor, or the like that is operated by the viewer, and is operated according to the preference of the viewer, and changes the operating conditions of the display control circuit. It outputs the screen size switching signal described above and supplies the screen size switching signal to the display information acquiring means 104. Also, the stereoscopic degree adjustment signal described above is output, and the stereoscopic degree adjustment signal is supplied to the stereoscopic video signal generation circuit 101 to adjust the amount of parallax for obtaining a stereoscopic effect according to the viewer's preference.
- the LED control means 180 which is a light source control means, controls the light emission position of the upper and lower array portions 5a and 5b of the LED array 5 according to the position of the viewer and the distance d between both eyes.
- the left-eye image reaching the viewer's left eye and the right-eye image reaching the right eye are alternately displayed in a checkerboard pattern on the display means 122. Then, the stereoscopic video signal generation circuit 101 controls to delay or advance the timing of reading the right eye video from the right eye frame memory 31 to delay or advance the horizontal phase of the left eye video and the right eye video. , Adjust the stereoscopic degree by setting the amount of offset (offset) between the left-eye image and the right-eye image and adjusting the binocular parallax.
- the left-eye image 110 is shot by the left-eye camera
- the right-eye image 111 is shot by the right-eye camera arranged side by side with the left-eye camera.
- the left-eye camera and the right-eye camera are arranged at an angle from the position where the optical axes are parallel so that their optical axes cross each other. Is a crosspoint (CP) that exists in
- the shooting device measures the distance to the CP at the time of shooting a stereoscopic image by laser distance measurement, the inclination of the left-eye camera and the right-eye camera, and a cross-point data input device that the photographer inputs.
- information on the distance to the CP is recorded along with the stereoscopic video as CP information.
- the distance between the left-eye camera and the right-eye camera is also recorded as CP information.
- This interocular distance information corresponds to the distance between the human eyes, and is generally selected from 63 mm to 68 mm.
- the left-eye video 110 input to the stereoscopic video signal generation circuit is The data is digitized by the data 120 and recorded in the left-eye video frame memory 130.
- the input right-eye video 1 11 1 is digitized by the AD converter 1 21 and recorded in the right-eye video frame memory 13 1.
- the AD converters 120 and 121 receive a peak signal 122 for AD conversion from the switching control section 141.
- the left-eye image and right-eye image that have been digitized and recorded in the frame memories 130 and 131 are input to the signal switch 140.
- the signal switch 140 switches the left-eye video and the right-eye video and reads them out, thereby recording the composite stereoscopic video in the composite frame memory 150 and generating a composite stereoscopic video signal.
- the signal switch 140 is a switch (semiconductor switching element) that operates according to a timing signal instructed by the switching control section 141.
- the left-eye video 110, the right-eye video 111, and the right eye, and the left-eye video 110 and the right-eye video 111 are synthesized for each horizontal line. Generate a composite stereoscopic video signal.
- the signal switching unit 140 controls each field (for example, the NTSC vertical synchronization timing of 16.663). Switch the video signal to be written to the composite frame memory 150 every 3 ms).
- the scanning lines are displayed in order, so that the left-eye image and the right-eye image are displayed every other scanning line.
- the video signal to be written to the composite frame memory 150 is switched at the horizontal synchronization timing of the system (every 63.555 55 seconds).
- the timing at which the right-eye video data to be written into the composite frame memory 150 is read from the right-eye video frame memory 13 ′ 1 is controlled by the read timing control unit 132.
- the read timing control unit 132 calculates the timing of reading from the right-eye video frame memory 131, based on this information, and By generating a clock for reading data from the image frame memory 13 1, and reading out the right-eye video with a delay (or earlier) from the regular timing, the amount of parallax for obtaining an appropriate stereoscopic effect can be obtained. Adjust the timing to give.
- the right-eye signal read timing from the right-eye video frame memory 13 1 is controlled with respect to the left-eye signal read timing by the CP information 13 and the screen size information so that the three-dimensional effect is optimized. It is read out.
- the switching control section 14 1 controls the signal switch 14 0.
- the horizontal synchronization signal 17 1, the vertical synchronization signal 17 2, and the dot synchronization signal 1 input from the synchronization signal generator 17 0 are provided.
- the operation of the signal switch 140 is controlled based on the reference signal 73 and the left and right reference signals 1 74. That is, as described above, the signal switch 140 is switched at what timing, and the timing of writing video data to the composite frame memory 150 is set in order to generate a composite stereoscopic video signal.
- the synchronizing signal generator 170 generates a horizontal synchronizing signal 71 and a vertical synchronizing signal 172 based on the video synchronizing signal 82 input from outside of the stereoscopic video signal generating circuit (for example, display input means). I do.
- a dot synchronization signal 173 is generated based on a dot sampling signal 183 input from the outside.
- a left and right reference signal 174 is generated based on the video synchronization signal 182.
- the left and right reference signals 174 identify whether the video signal is for a left video or a right video. This signal is input to the switching control section 141 and output to the outside of the stereoscopic video signal generation circuit.
- the DA converter 160 converts the digitized video signal into an analog signal and outputs it as a composite stereoscopic video signal.
- the right self video data readout timing is controlled by the CP information 113 and the screen size information so that an appropriate stereoscopic effect can be obtained.
- the distance to the CP is infinite.
- the parallax amount can be adjusted by controlling the timing of reading the right-eye video data according to the screen size information.
- the stereoscopic video signal supplied to the above-described stereoscopic video signal generation circuit is generated by using a stereoscopic video photographing apparatus having a pair of left and right cameras (lens and image pickup device), and recording the left and right images simultaneously with the interval between the left and right image pickup devices.
- a stereoscopic video photographing apparatus having a pair of left and right cameras (lens and image pickup device), and recording the left and right images simultaneously with the interval between the left and right image pickup devices.
- (Interocular distance) and the distance to the intersection (cross point) between the optical axis of the left-eye video camera and the optical axis of the right-eye video camera is recorded by a stereoscopic video photographing device having a function of recording as cross-point information, Edited by the stereoscopic video editing device. That is, the stereoscopic video photographing apparatus records data on the stereoscopic effect together with the stereoscopic video.
- the stereoscopic video signal supplied to the above-described stereoscopic video signal generation circuit is converted into a pair of left and right images by computer graphics (CG) using a three-dimensional image production device having a function of recording the left and right images and the distance between the left and right eyes. It is generated by a stereoscopic video production device equipped with a function to record the distance and the distance to the optical cross point of the left and right images (the point where the left and right lines of sight intersect) as crosspoint information. That is, the stereoscopic picture production device generates and records data relating to the stereoscopic effect together with the stereoscopic CG image.
- CG computer graphics
- FIGS. 10 to 12 are diagrams illustrating the adjustment of the stereoscopic degree by changing the relative position of the left and right images in the embodiment of the present invention.
- FIG. 10 shows a case where the right-eye image and the left-eye image are at the positions at the time of shooting.
- the original stereoscopic image 300 is composed of a left-eye image 301 and a right-eye image 302.
- the positions of the left-eye image 301 and the right-eye image 302 are at the same position as at the time of shooting, and the relative positions of the left and right images are correctly reproduced. Therefore, cross point 303 is located at the time of shooting (original cross point).
- FIG. 11 shows a state in which the right-eye image is displayed shifted to the right.
- the stereoscopic image 310 is composed of a left-eye image 311 and a right-eye image 312. Delay the reading timing of the right-eye image (delay the phase of the right-eye signal) with respect to the reading timing of the left-eye image,
- the line of sight looking at the left-eye image with the left eye and the line of sight looking at the right-eye image with the right eye intersect at the far side of the display screen, resulting in a cross point.
- 3 1 3 moves farther from the shooting position. Therefore, the degree of projection is weaker than in the original stereoscopic video, the sense of depth is emphasized, and the video is farther away as a whole.
- FIG. 12 shows a state in which the right-eye image is displayed shifted to the left.
- the stereoscopic image 320 is composed of a left-eye image 3221 and a right-eye image 3222.
- the right-eye image reading timing is advanced (the right-eye signal phase is advanced) relative to the left-eye image reading timing, and an offset is set to shift the right-eye image to the left with respect to the left-eye image.
- the line of sight of the left eye with the left-eye image and the line of sight of the right eye with the right-eye image intersect at the near side of the display screen, and the cross point 3 23 is closer to the shooting position. Therefore, the degree of protrusion is emphasized, the sense of depth is weakened, and the image is closer to the front than the original stereoscopic image.
- the left-eye image and the right-eye image When displaying the left-eye image and the right-eye image by setting an offset, one of the left and right ends of the left- and right-eye images is missing, but the image near the region where this image is lacking is expanded in the horizontal direction. And display it. At this time, the video is enlarged and displayed in the vertical direction based on the aspect ratio (aspect ratio) of the display screen. More specifically, in the offset state shown in FIG. 11, the left end of the right-eye image is missing, but the left-end image of the right-eye image is extended to the left end of the display screen to display the right-eye image. In the offset state shown in FIG.
- the right end of the right-eye image is missing, but the right-end image of the right-eye image is extended to the right end of the display screen to display the right-eye image.
- the display screen is enlarged. It is possible to display a natural 3D image without causing the image that is offset from the image to be missing and causing no area where no image is displayed (the area displayed in black). Next, the calculation of the offset amount between the left and right eye images will be described.
- Figure 13 shows the relationship between the amount of parallax of the original stereoscopic video and the appearance position of the stereoscopic image. Show.
- the original stereoscopic image 300 the right-eye image and the left-eye image have a positional relationship at the time of shooting as shown in FIG.
- the stereoscopic image appearance position (distance between the position where the stereoscopic image can be viewed and the observer) is displayed on the display screen as Ld
- the viewing distance distance between the observer and the display screen
- the amount of parallax between the left-eye image and the right-eye image is XI and the interocular distance is de (approximately 65 mm)
- the above parameters are expressed by equation (1) shown in Fig.13.
- the stereoscopic image appearance position L d can be obtained as a function of the parallax amount X 1 by solving this equation.
- XI changes depending on the size of the display screen (in proportion to the display screen size).
- Fig. 14 shows the relationship between the amount of parallax between left and right eye images and the stereoscopic image appearance position when an offset is given to the left and right eye images.
- the appearance position of the stereoscopic image (the distance between the position where the stereoscopic image can be seen and the observer) is L d
- the viewing distance (the distance between the observer and the display screen) is L s
- the amount of parallax between the left-eye image and the right-eye image displayed on the display screen is X1
- the interocular distance is de (approximately 65 mm). 2).
- the position of the viewer 70 is determined by the viewer described above, and the upper and lower LED arrays 5a and 5b emit light 73, as shown in Fig. 15, to display a stereoscopic image to the viewer 70. I do.
- display control is performed based on signals from the ultrasonic sensors 8a and 8b as observer position detecting means.
- the LED control means 180 sets the light emitting points 73 so that a stereoscopic image corresponding to the position of the viewer 71 can be displayed. Show To a new position. When the viewer is at the center of each LED array 51, it is needless to say that there is no need to provide the position determining means 55.
- the LED control means 180 obtains a signal from the stereoscopic video signal generation circuit 101 and sets two light emitting areas 73, 74 on the LED array 5. Then, these light emitting regions are alternately turned on at high speed. Therefore, at this time, the LEDs 51 other than the light emitting regions 73 and 74 do not emit light, and at some point, one of the light emitting regions 73 and 74 emits light.
- LED 1 whose emission is controlled is indicated by "Hata”
- LED 1 that does not emit light is indicated by " ⁇ ".
- the left and right LEDs are separated and arranged vertically, the interval between the LEDs for displaying the left and right is increased, and the interference of light from each LED is reduced, which adversely affects the stereoscopic image.
- the crosstalk between the left and right images is reduced.
- the plane image signal supplied to the image display means is displayed as a plane image to the viewer 70, and the light amount is doubled, resulting in a brighter image. Images can be displayed. At this time, switching between the stereoscopic image display and the planar image display can be easily performed by electrical control, and there is no mechanical wear because no mechanical control is required.
- the structure of the LED array is not limited to the above example, and the arrangement of the white LEDs 1 in the lower array section 5a and the lower array section 5b may be staggered so that they are different in the vertical direction. .
- FIGS. 17 to 19 show a stereoscopic video display device according to another example.
- the LED array 2 of the light source device 200 for the stereoscopic image display device 200 20 is formed with a large number of white LEDs 221 in a row on the forming base 222, and each white LED 221 is formed as a light shielding member on all sides surrounding the white LEDs 221.
- Partition walls 2 2 3 are formed.
- polarizing plates 2 3 1 and 2 3 2 are provided on the exit side of the partition wall 2 22 on which the respective white LEDs 2 2 1 are arranged.
- the polarizing plates 2 3 1 and 2 3 2 are arranged so as to have polarization directions alternately orthogonal to the columns of the white LEDs 2 21 of the LED array 220.
- a wall 33 as a light shielding member is formed around the polarizing plates 23 1 and 23 32 so as to extend from the partition wall.
- the LED array 220 is controlled to be turned on and off by the LED control means 180.
- the LED control means 180 individually controls the white LEDs 221 of the LED array 220 to light up and blink at high speed.
- the LED 21 A that emits light is represented by “ ⁇ ”
- the LED 21 B that does not emit light is represented by “ ⁇ ”.
- the white LEDs 2 21 are separated by the shields 2 2 3 and the walls 33 are also arranged between the polarizing plates 2 3 1 and 2 3 2. Since the interference between the light of the LED 21 that displays the left and right is reduced, the crosstalk between the left and right images that adversely affects the stereoscopic image is reduced.
- the image can be controlled freely by the viewer. Further, in this example, the light-emitting portion of the LED serving as a light source for the left and right images can be separated according to the distance of the viewer 70 from the display device, and the image can be displayed with an appropriate stereoscopic degree.
- the LED control means 180 sets three light-emitting areas 2 27, 2 28, and 2 29 on the LED array 220, and Light emission control of the light emitting region is alternately performed at high speed.
- the LED 221 does not emit light except for the light-emitting areas 2 27, 2 28, and 2 29, and at a certain point in time. In, control is performed so that only one of the light emitting areas 227, 222, 229 emits light.
- the LED array may have two stages, an upper array portion and a lower array portion, and the polarizers provided on each white LED of the upper array portion and the lower array portion may be arranged vertically. According to this example, the light amount is doubled, and a brighter image can be displayed.
- the LED array is composed of two stages, an upper array unit and a lower array unit, and the polarizing directions of the polarizers provided for each white LED of the upper array unit and the lower array unit are vertically orthogonal. Is also good.
- the LED to be turned on for each eye is continuous in a stepping-stone shape in the upper and lower arrays, so that uniform light irradiation can be performed.
- a white LED was used as the LED constituting the LED array.However, a combination of LEDs of each color of RGB is used as the LED so that white light can be emitted as a whole. can do.
- the light source 400 is an array of six high-brightness white LEDs 451 arranged in parallel as a light-emitting element, and the three primary colors of light, R (R ed), are in front of the array. , G (Green), and B (Blue) light are transmitted. And, between each white LED 451, and between each color filter 452, 453, 454, a partition wall 455 is provided to prevent light leakage of the white LED 51, and to provide a space between each color. To prevent crosstalk. Note that the light emission direction is indicated by an arrow in FIG.
- the array is divided into two from the center into a left-eye array 405a and a right-eye array 405b. It has plates 406a, 406b. The polarization angles of these polarizing plates are perpendicular.
- the light source 5 is controlled by the light source control means, and is sequentially turned on in the order of R, G, and B as shown in FIGS. 26 (b), ( c ), and (d).
- the lighting time is, for example, 1/180 second.
- the image display panel can display three-color images in 1 / 60th of a frame. '
- FIG. 21 shows a light source 450 of the stereoscopic video display apparatus according to the third embodiment of the present invention.
- three high-brightness white LEDs 451 as light-emitting elements are arranged in parallel in a total of 16 for each color to form an array, and the R, G, B light is transmitted through the front of the white LEDs 451.
- Color filters 452, 453, 454 are arranged. Partition walls are provided between one row of white LEDs 451 corresponding to each color and between the color filters 452, 453, 454.
- the array is divided into two from the center, an array for left eye 450a and an array for right eye 450b, and an array for left eye 450a and an array for right eye 450b.
- polarizing plates 260a and 260b respectively, which are polarizing means. The polarization angles of these polarizing plates are perpendicular.
- the light source can be made substantially linear, and the image display panel can be irradiated with uniform light and the luminance can be increased.
- FIG. 22 shows a light source 400 of another stereoscopic video display device according to the present invention.
- LEDs that emit light of the light emitting elements R, G, and B are arranged as one set, and a plurality of sets are arranged in an array of horizontal rows, and a polarizing plate 40 in which the polarization direction is orthogonal to each set of LEDs. 1a and 401b are repeatedly provided.
- the light source can be made substantially linear, and the image display panel can be irradiated with uniform light and the luminance can be increased.
- FIG. 23 shows a light source 82 of a stereoscopic video display apparatus according to a ninth embodiment of the present invention.
- two sets of LED arrays 501, 502 that emit light from the light-emitting elements R, G, and B are arranged in two rows vertically, and one set of R, G, and B arranged horizontally.
- the polarizing plates 503 a, 503 b, 504 a, and 504 b whose polarization directions are orthogonal to each other are repeatedly provided.
- the light from the light source becomes white light, and a black-and-white image can be displayed three-dimensionally.
- FIG. 24A shows a filter disk 600.
- the filter disk 600 divides the circle into three parts with the radius as the boundary, and the R, G, B three-color transmission filters 600 R, 600 G, 600 B They are arranged, small and lightweight.
- the filter disk 600 is driven by a drive device (not shown) such as an electric motor, for example, around an axis 601.
- a drive device such as an electric motor, for example, around an axis 601.
- the display on the display means and the filter position (color) for the light source are linked.
- the rotation is controlled at high speed (for example, one filter takes 1 / 180th of a second).
- the disk is divided into three parts.
- the disk may be divided into six parts, nine parts or more, and R, G, B transmission filters may be provided.
- filter disk 700 divides the circle into four parts at the radius of the circle.
- R, G, B, transparent (or cutout) Four types of transmission filters 700 R, 700 G, 700 B, and 700 T are provided, and a transparent filter (or Fix the filter disk 700 so that the notch is placed.
- reference numeral 700 indicates a rotation axis of the filter disk 700.
- FIG. 25 shows an example in which the filter disk 600 or the filter disk 700 is used.
- two filter disks 6 00, 6 0 0 (7 0 0, 7 0) are provided between the two light sources 5 a and 5 b and the polarizing filters 6 a and 6 b. 0) It is arranged.
- one filter disk 600A is lightning-distributed downstream of the two light sources 5a and 5b and the polarizing filters 6a and 6b.
- the filter disk 60OA is divided into six and the R, G, and B filters are arranged alternately, the light from the light sources 5a and 5b can be emitted as the same color.
- one filter disk 600A is used.
- two filter disks 600 and 600 may be used. it can.
- one filter disk 60OA can be arranged as shown in (b).
- one filter disk 600 (700) is arranged between one light source 5 and two polarizing filters 6a and 6b.
- the light from the light sources 5a and 5b can be emitted as the same color.
- a transmissive filter is used as the rotation filter
- a reflective filter may be used to form an image using reflected light.
- a spectral device using a dichroic mirror can be used.
- the color of the filter that determines the emission color of the illuminant, the color of the diode, etc. were described as three colors of R, G, and B, but C (Cyan), M (Magenta), and Y ) Etc., and any color you want to display can be selected.
- a plurality of frame-shaped marks 291 indicating the amount of protrusion are displayed on the surface of a bezel portion 29 arranged around the LCD panel 2 in the stereoscopic image display device. It is.
- This mark can be printed and displayed in white, gray or other chromatic colors, fluorescent colors, etc.
- the display may be formed by a light emitting member such as an EL.
- the shape of the mark is not limited to this example, and may be a dot, a pattern, or any other selected shape.
- the mark on the surface of the bezel becomes a target that is favorable for comparative observation with the stereoscopic image, and the stereoscopic image can be displayed more clearly.
- the shape of the bezel portion 39 is stepped.
- the bezel part 29 has stair surfaces 391, 3922, 3993, 3994, 3995 that form steps from the display surface of the LCD panel 2.
- the bezel part 39 has a staircase-shaped step surface 391, 392, 3993, 3994, 3995, and each ridgeline is easy to recognize. It becomes a good object, and a stereoscopic image can be displayed more clearly. Also, a mark may be displayed on the stair-shaped bezel as in the above example.
- a direct-view type using a checkered polarizing plate using an LCD as the stereoscopic image display device has been described as an example, but all the stereoscopic image display means, for example, blue-red glasses and goggles type Stereoscopic image display device, polarized glasses / goggle type stereoscopic image display device, stereoscopic image display device using a polarizing plate of different polarization direction for each line as the display means, project type stereoscopic image display device Also applicable to In this case, a bezel is formed around the stereoscopic display panel in the case of glasses ⁇ goggle type direct-view type stereoscopic image display device, and around the screen in the case of the project type stereoscopic image display device. What is necessary is just to arrange
- the stereoscopic image display device is not limited to the above-described embodiment, and it goes without saying that various changes can be made without departing from the spirit of the present invention.
- the stereoscopic video display device has the following excellent industrial applicability.
- the invention described in claim 1 displays different images on the left and right eyes of the viewer and stands up.
- the image display means for displaying a visually perceptible image; and at least one of a vertical vertical rail and a horizontal horizontal rail on a display surface of the video display means, and the color display means displays black.
- a frame member that is substantially the same as the color tone at that time.
- the stereoscopic image pops out as a reference for the stereoscopic image displayed with the frame member raised. Can be observed better, and a stereoscopic image can be displayed more clearly.
- the invention according to claim 2 is the stereoscopic image display device according to claim 1, characterized in that the surface of the frame member is matte.
- the illumination and the surrounding scenery are prevented from being reflected, and the stereoscopic image is clearly displayed without obstructing the stereoscopic image observation. be able to.
- a joining portion to an image display means located at an inner edge of the frame member includes an image. It is characterized by being substantially flush with the display means.
- the invention according to claim 4 is the stereoscopic video display device according to any one of claims 1 to 3, wherein the frame width dimension of the frame member is determined by an image display unit. Occupies a viewing angle that is large enough to be a reference for a stereoscopic image in the viewer's field of view, and has a width that does not interfere with the viewer's observation. Things.
- the frame member since the frame member is sufficiently wide, the frame member and the display screen of the image display means can occupy a large part of the viewing angle of the viewer. It becomes the standard of the stereoscopic image to be displayed. In addition to being able to display the change in depth of the image more clearly, it does not disturb the viewer's observation.
- the invention according to claim 5 is the stereoscopic image display device according to claim 4, wherein the width of the frame member is at least 0.2 times the horizontal image display dimension for the vertical frame, and Is characterized by being at least 0.3 times the vertical image display size.
- the invention according to claim 6 is the stereoscopic video display device according to any one of claims 1 to 4, wherein the frame member is viewed outward from a butt portion to the display device. It is characterized by a shape that protrudes toward the person.
- the projected portion of the frame member is compared and observed by the viewer with the raised stereoscopic image, so that the depth of the stereoscopic image can be displayed more clearly.
- the invention according to claim 7 is the stereoscopic image display device according to claim 6, characterized in that the surface of the frame member protrudes toward the viewer side in a curved surface or a step shape.
- the frame member in the case where the surface of the frame member is formed of a curved surface, the frame member is integrally recognized with the image display means and becomes inconspicuous, and a three-dimensional image can be displayed more clearly.
- the 3D image display device can be configured with a simple appearance.
- the steps and ridges of the step shape on the surface of the frame member are easy to recognize, so that it becomes a good target for comparative observation with the stereo image, and Depth can be displayed more clearly
- An invention according to claim 8 is the stereoscopic video display device according to any one of claims 6 and ⁇ , wherein the frame member is provided with a mark indicating an amount of protrusion. It is a feature. ADVANTAGE OF THE INVENTION According to this invention, the mark on the surface of a frame member becomes a good object for comparative observation with a stereoscopic image, and the depth of a stereoscopic image can be displayed more clearly.
- the invention according to claim 9 is the stereoscopic image display device according to claim 8, wherein the two virtual surfaces intersecting each other at a predetermined angle different from a virtual surface formed by the display screen of the video display unit. It is characterized by having two disposition parts along.
- the display surface of the image display means is arranged at a different angle with respect to the horizontal plane by disposing the different planes of the three-dimensional image display apparatus on the horizontal surface with the arrangement portion on the lower side.
- the invention according to claim 10 is the stereoscopic image display device according to claim 9, wherein when one of the installation surfaces is arranged on a horizontal plane, the image display surface of the image display means is at a predetermined angle slightly above horizontal. When the other installation surface is positioned on a horizontal plane, the image display surface of the image display means faces another angle larger than the predetermined angle above the horizontal.
- the image display means displays at an angle suitable for observing a stereoscopic image display device on a desk while sitting down.
- the image display means is displayed at an angle suitable for observing the stereoscopic image display device on a desk while standing
- the direction of the surface is easy to observe.
- An invention according to claim 11 is the stereoscopic video display device according to claim 9 or claim 10, wherein the video display means is a video display means based on an input image signal.
- a display control means for displaying an image is provided, and the image display control means is provided with an image inverting means for inverting the display screen in the main scanning direction.
- the image inversion means when a three-dimensional image display device is installed on two ground planes, even when the direction of the image display means is reversed, the image inversion means can be used. By displaying the image upside down, left and right, the image can be displayed in the normal direction to the viewer.
- the invention according to claim 12 is the stereoscopic image display device according to claim 11, wherein the image inverting means is driven by an image selection switch, and the image selection switch is connected to the two installation surfaces.
- the image display state is changed depending on the installation state of the device.
- the orientation of the image is changed by the image selection switch provided on the ground plane. Therefore, when the ground plane is changed, the stereoscopic video display device is installed in a direction suitable for the installation direction. Images can be displayed.
- the invention according to claim 13 is the stereoscopic image display device according to any one of claims 1 to 12, wherein the image display means includes: an image display panel; and a light source array in which a plurality of light sources are arranged. Right and left polarizers arranged in front of the light source array to provide different declinations; the image display control means; light source control means for controlling lighting of the light source array; and detecting the position of the viewer The light source control means controls lighting of the light source of the light source array at a position suitable for the observer's observation position.
- the viewer position detecting means detects the viewer position
- the light source control means controls the lighting of the light source array based on the detected position, so that the three-dimensional video display device is independent of the viewer position. It is possible to display an optimal stereoscopic image.
- the invention described in claim 14 is a stereoscopic image display device according to any one of claims 1 to 13, wherein the first and second images for stereoscopically viewing with both eyes are provided.
- the left and right images are displayed so as to form a checkered pattern in a plane, and the filters are also arranged on the plane in a checkered pattern, so that the horizontal resolution and the vertical resolution are not reduced.
- 3D images can be displayed.
- the invention according to claim 15 is the stereoscopic image display device according to claim 14, wherein any one of the first region and the second region of the checkerboard filter according to any one of the first to fourth embodiments is provided. It is characterized in that it is configured by attaching a 1 Z two-wave plate.
- the tilt of the polarization axis is rotated by 90 °.
- the invention according to claim 16 is the stereoscopic image display device according to any one of claims 13 to 15, wherein a boundary between the first area and the second area of the checkered filter is provided. Is characterized in that a light-shielding portion for shielding light is formed.
- region is reliably isolate
- the invention according to claim 17 is the stereoscopic video display device according to any one of claims 13 to 16, wherein the display panel is controlled by a display position control unit in a horizontal direction.
- the display timing is adjusted by the display control means so that each display position of the display panel matches the checkered pattern of the checkered filter.
- the correction of the lateral displacement between the display panel and the checkered filter (the correction in the horizontal direction is more than twice as difficult as the displacement in the vertical direction) is displayed by a mechanical method.
- Accurate and easy matching can be achieved simply by adjusting the display timing of the control means, and assembly and adjustment of the device can be facilitated.
- the invention according to claim 18 is the stereoscopic video display device according to any one of claims 13 to 17, wherein the stereoscopic video display device includes a diffusion device that diffuses light in a vertical direction. It has a board.
- the image display light is diffused in the vertical direction by the vertical diffusion plate, so that a bright and clear stereoscopic image can be obtained even when the viewer's viewpoint moves in the vertical direction.
- the invention according to claim 19 is the stereoscopic video display device according to any one of claims 13 to 18, wherein the display panel is configured to transmit first and second polarized light beams orthogonal to each other.
- a liquid crystal display panel through which light emitted from a light source is transmitted, wherein a checkered filter is provided between the light source and the liquid crystal display panel.
- a stereoscopic image can be displayed as a stereoscopic image without wearing special glasses or the like, and the image can be visually recognized at any place.
- the invention according to claim 20 is the stereoscopic video display device according to any one of claims 13 to 19, wherein the display panel is a self-luminous display panel, A checkered filter is provided on the viewer's side.
- a three-dimensional display can be performed with little power consumption, without requiring the light source for illumination.
- the invention according to claim 21 is the stereoscopic video display device according to any one of claims 13 to 20, wherein the light source device includes a white LED or an RGB LED integrally arranged. It is characterized by comprising two rows of upper and lower LED arrays, and LED control means for controlling blinking of white LEDs or RGB LEDs of these LED arrays.
- the light source can be freely blinked by controlling the LED control means. consumption The power can be reduced.
- the invention according to claim 22 is the stereoscopic image display device according to claim 21, wherein each of the upper and lower LED arrays forms a right-eye image display portion and a left-eye image display portion. It is a feature.
- display control of a stereoscopic image can be performed with a high degree of freedom by controlling light emission of the right-eye image display portion and the left-eye image display portion of the LED array by the LED control means.
- the invention according to claim 23 is the stereoscopic video display device according to claim 21 or 22, wherein the image display device measures a position of the viewer with respect to the image display device.
- Position detecting means for outputting as a position signal, wherein the LED control means controls lighting of the white LED or RGB LED based on the position information so as to maintain an image observed by a viewer. It is.
- the light emitting positions of the right-eye image display unit and the left-eye image display unit can be quickly moved to positions corresponding to the position of the viewer, In this case, since no mechanical operation is involved, it is possible to achieve high accuracy and high durability.
- An invention according to claim 24 is the stereoscopic video display device according to any one of claims 20 to 22, further comprising an input device operated by a viewer, wherein the LED control device is On the basis of operation information of the input means, the white LED or the RGB LED is controlled to blink so as to change an image observed by a viewer.
- the light emission positions of the right-eye image display unit and the left-eye image display unit can be quickly moved to a desired position by the viewer by operating the input means of the viewer. Since there is no mechanical movement, it can be highly accurate and have high durability.
- the invention according to claim 25 is the stereoscopic video display device according to any one of claims 21 to 24, wherein the image display device includes a number of viewers, and an image of each viewer. Measure the position with respect to the display device It is provided with observer position detecting means for outputting as a position signal, and the LED control means blinks the white L £ 0 or 108 1 ⁇ ED based on the position information so as to maintain an observation image of each observer. It is characterized by controlling.
- an appropriate stereoscopic image can be displayed to viewers at a plurality of different positions.
- the invention according to claim 26 is the stereoscopic video display device according to any one of claims 21 to 25, wherein the LED control means controls an LED according to a distance from the viewer to the display device. The distance between the right-eye image display portion, the left-eye image display portion, and the lit portion of the array is changed.
- an appropriate stereoscopic image can be displayed regardless of the position of the viewer by changing the interval between the lighting portions of the image display portion for the right eye and the image display portion for the left eye according to the position of the viewer.
- the invention according to claim 27 is the stereoscopic video display device according to any one of claims 21 to 26, wherein the LED array is formed by arranging white LEDs or RGB LEDs in parallel or in a staggered manner.
- the LED control means controls the blinking of each LED array.
- a signal for displaying a two-dimensional image is transmitted in the same signal system as a signal for displaying a three-dimensional image, so that a simple LED array on the receiving side can be used.
- a clear plane image can be displayed only by performing the lighting process.
- the invention according to claim 28 is the stereoscopic video display device according to any one of claims 21 to 27, wherein the LED control means controls the white LED of the LED array to right and left. It is characterized by scanning at high speed in a blinking direction. According to the present invention, an image with a wide viewing angle can be obtained with a limited light source in a flat panel display.
- An invention according to claim 29 is the stereoscopic image display device according to any one of claims 1 to 20, wherein the light source device is a set of white LEDs or RGB LEDs.
- the light source device is a set of white LEDs or RGB LEDs.
- An LED array in which LED light sources are arranged in series, and a polarizing plate array portion attached to the light-emitting side of each LED light source and regularly arranged with two types of polarizing plates having different polarization directions from each other.
- LED control means for controlling the white LED or RGB LED of the LED array of each row to blink. According to the present invention, since a white LED or an RGB LED having low power consumption and a high on / off switching speed is used as a light source, the light source can be freely turned on and off by controlling the LED control means.
- each LED light source has a polarizing plate array on the light-emitting side where polarizing plates with different polarization directions are regularly installed. Therefore, it is not necessary to provide a large polarizing plate for splitting the left and right light sources in the stereoscopic image display device. Also, when displaying a two-dimensional image with a three-dimensional image signal, the two-dimensional image signal is transmitted in the same signal system as the signal for displaying the three-dimensional image, and the receiving side performs a simple LED array lighting process to clearly display the two-dimensional image. Images can be displayed.
- the invention according to claim 30 is the stereoscopic image display device according to claim 29, wherein a predetermined continuous portion of the LED array emits light, and polarizing plates having different polarization directions are attached.
- the left and right portions form a right-eye image display portion and a left-eye image display portion, respectively.
- the positions of the left and right image display light emitting portions can be made substantially the same. Therefore, a clear stereoscopic image can be obtained.
- the invention according to claim 31 is the stereoscopic image display device according to claim 29 or claim 30, wherein a polarizing plate is disposed at each light emitting source of the LED array, and a polarization of the adjacent polarizing plate is provided. It is characterized by being arranged alternately so that the directions are orthogonal.
- the left and right image display lights can be satisfactorily separated, and the crosstalk between the left and right images is reduced.
- the invention according to claim 32 is the stereoscopic image display device according to any one of claims 29 to 31, wherein each of the LED arrays is arranged between LED light sources or between Z and each polarizing plate. Is provided with a light shielding member.
- the light from each white light source which displays right and left is isolate
- the invention according to claim 33 is the stereoscopic image display device according to any one of claims 29 to 32, wherein the LED array described in any one of claims 29 to 32 is arranged in at least two stages vertically. It is characterized by being arranged.
- the density of the LED of the LED array width dimension can be made high and a stereoscopic image with high brightness can be displayed.
- the invention according to claim 34 is the stereoscopic image display device according to any one of claims 29 to 33, wherein the three-dimensional image display device is adjacent to the LED array arranged at least in two stages. It is characterized in that the polarizing directions of the matching polarizing plates are provided to be orthogonal.
- the LED to be turned on for each eye is continuous in a stepping-stone shape in the upper and lower arrays, so that uniform light irradiation can be performed.
- the invention according to claim 35 is the stereoscopic video display device according to any one of claims 29 to 34, wherein The step is characterized in that the right-eye image display section and the left-eye image display section of the LED array are controlled to light up.
- the LED control means by controlling the light emission of the right-eye image display portion and the left-eye image display portion of the LED array by the LED control means, it is possible to control the display of the stereoscopic image with a high degree of freedom.
- the invention according to claim 36 is the stereoscopic video display device according to any one of claims 29 to 35, wherein the LED control means is arranged in accordance with a distance between the viewer and the display device. It is characterized by comprising LED control means for changing the interval between the right-eye image display portion, the left-eye image display portion, and the lighting portion of the LED array.
- the invention according to claim 37 is the stereoscopic video display device according to any one of claims 29 to 36, wherein a position of a viewer with respect to the stereoscopic video display device is measured, and the position is measured as a position signal.
- the apparatus further comprises a viewer position detecting means for outputting, wherein the LED control means controls the lighting of the white LED or the RGB LED based on the position information so as to maintain an image of the viewer. It is. '
- the light emitting positions of the right-eye image display unit and the left-eye image display unit can be quickly moved to positions corresponding to the position of the viewer, At this time, since no mechanical operation is involved, high accuracy and high durability can be obtained.
- the invention according to claim 38 is the stereoscopic video display device according to any one of claims 29 to 37, further comprising: input means operated by a viewer; and On the basis of operation information of the input means, the white LED or the RGB LED is controlled to blink so as to change an image observed by a viewer.
- an appropriate stereoscopic image can be displayed to viewers at a plurality of different positions.
- the invention according to claim 39 is the stereoscopic video display device according to any one of claims 29 to 38, wherein the number of viewers, ⁇ There is provided a viewer position detecting means for measuring a position of each viewer with respect to the image display device and outputting it as a position signal, and the light source control means maintains an observation image of each viewer based on the position information.
- the white LED or the RGB LED is controlled to blink.
- the light emission positions of the right-eye image display unit and the left-eye image display unit can be moved to a desired position of the viewer at a high speed by a viewer's controller operation. Since it does not involve dynamic operation, it can be highly accurate and have high durability.
- the invention according to claim 40 is the stereoscopic video display device according to any one of claims 29 to 39, wherein the right-eye image display portion and the left-eye image display portion of the LED array are provided. And is controlled to blink.
- an appropriate stereoscopic image can be displayed to viewers at a plurality of different positions.
- An invention according to claim 41 is the stereoscopic image display device according to any one of claims 1 to 20, wherein the image display means includes a light source device, and the light source device forms an image. A light source for the left image and a right image for the light of different colors with different polarization angles, and the light source controller generates the light source device.
- the display control means controls so that light of each color is generated in a time-division manner, and the display control means causes the image display means to display an image corresponding to the color of light emitted from the light source in synchronization with the light source control means.
- This is a stereoscopic image display device characterized by the following.
- the light from the light source device is emitted in a different color time-divided by the light source control means, and the image display means displays the image corresponding to the color of the light emitted by the light source by the display control means.
- the time division is set to high speed and the display time per color is set to 180 / sec (180 / sec for one screen)
- images displayed in different colors due to the physiological action of the naked eye can be obtained. It is displayed in three dimensions with many colors. Therefore, increasing the resolution of the image display means
- the images displayed by each color are displayed independently, a clear stereoscopic image can be obtained without the display colors being mixed.
- the invention according to claim 42 is the stereoscopic image display device according to claim 41, wherein the light emitting element is an LED element or an EL element.
- an ED element or an EL element since an ED element or an EL element is used as a light source, it can be turned on and blinked at a high speed, and can achieve high luminance, long life, and low power consumption.
- the invention according to claim 43 is the stereoscopic video display device according to any one of claims 41 or 42, wherein the screen display means is a liquid crystal display device. It is a video display device.
- a liquid crystal display device is used as the display means, a high-density, large-area display device can be easily realized. Further, since the display of this display device may be monochrome, it is not necessary to use a color filter or the like, and a high aperture ratio can be realized.
- the invention according to claim 44 is the stereoscopic image display device according to any one of claims 41 to 43, wherein the light-emitting element includes a color according to any one of R, G, and B.
- This is a stereoscopic video display device characterized by having a filter.
- the light source emits light of each color of R, G, and B, a displayed image can be made full color.
- the invention according to claim 45 is the stereoscopic image display device according to any one of claims 41 to 43, wherein the light-emitting element of the light source is a white LED, or each of R, G, and B colors.
- the stereoscopic image display device is characterized by being an LED.
- the types of light sources can be unified, and the configuration can be simplified.
- LEDs of R, G, and B colors color light sources can be used. From the light source without the use of filters R, G, and B light can be emitted, and a high-brightness image can be displayed with a simple configuration.
- the invention according to claim 46 is the stereoscopic video display device according to any one of claims 41 to 45, wherein the light source is a light-emitting body in which a plurality of light-emitting elements are arranged in a line.
- the array consists of at least one array in the vertical direction. The array is divided into two at the center, an array for the right eye and an array for the left eye, and the right-eye array and the left-eye array each have a polarization means.
- a stereoscopic video display device is characterized in that R, G, and B light emitting elements are arranged.
- At least one row of light emitter array is provided as a light source, so that when the array is one row, light from the light source is arranged in a substantially linear shape.
- the light from the light source is positioned in a substantially planar shape, it is possible to uniformly irradiate the image display means and to obtain high luminance.
- the invention according to claim 47 is the stereoscopic image display device according to any one of claims 41 to 47, wherein the luminous array constituting the light source includes R, G, and B.
- the luminous array constituting the light source includes R, G, and B.
- a three-dimensional image display device characterized in that a plurality of light emitting elements are arranged continuously in a horizontal direction or a vertical direction.
- the configuration of the wiring and the like of the other light emitting array which facilitates the control of the light source control means, is facilitated.
- the light of the same color is arranged in a substantially straight line or a substantially flat shape, the image display means can be uniformly illuminated, and a high luminance can be obtained. The configuration becomes easy.
- An invention according to claim 48 is the stereoscopic video display device according to any one of claims 41 to 47, wherein the polarizing means is provided for each light emitting element or for each of the R, G, and B light emitting elements.
- a stereoscopic video display device is provided as a set, and gives a predetermined polarization angle to emitted light for each light emitting element or for each set of light emitting elements. According to the present invention, since the polarizing means is provided for each light emitting element and each set of light emitting elements, the arrangement of the light emitting elements can be made freely, and the light emitting element can be most suitable for image display.
- the invention according to claim 49 is characterized in that the luminous body array overlaid on top and bottom of the stereoscopic video display device according to any one of claims 41 to 48 has a regular R, G, B color.
- a three-dimensional image display device characterized by being arranged so that the colors of the illuminants that are vertically arranged are different from each other.
- the light emitting elements of each color of R, G, and B are arranged on average, light of each color can be evenly applied to the image display means.
- An invention according to claim 50 is the stereoscopic video display device according to any one of claims 41 to 49, wherein the light source device comprises: a light emitting element; and a transmission filter of a different color.
- the light source device comprises: a light emitting element; and a transmission filter of a different color.
- a three-dimensional video display device comprising: a rotation filter that is periodically arranged on a circumference and generates different colors individually by rotating the rotation filters.
- the power supply device can supply light of different colors by the rotation of the rotary filter.
- fine processing on the filter is not required, the manufacturing is facilitated.
- the invention according to claim 51 is the stereoscopic image display device according to claim 50, characterized in that the transmission filter transmits each of R, G, and B colors.
- the light source device can emit the three primary colors R, G, and B of light, a three-dimensional image can be displayed in full color.
- the invention according to claim 52 is the stereoscopic video display device according to any one of claims 41 to 51, wherein the light source device includes a light-emitting element and a dichroic mirror.
- the light source device includes a light-emitting element and a dichroic mirror.
- a three-dimensional image display device comprising a rotation filter that individually generates colors. According to the present invention, since light is split by the dichroic mirror, light can be split with high efficiency and a bright screen can be provided.
- the invention according to claim 53 is the stereoscopic video display device according to any one of claims 1 to 13, wherein a stereoscopic video signal for generating a stereoscopic video signal obtained by combining a left-eye video and a right-eye video is provided.
- a generation circuit wherein the stereoscopic video signal generation circuit obtains video information on the stereoscopically visible video, and display means information on a display area of the video display means, and the video information and the video information.
- Offset setting means for setting an offset for displaying the left-eye image and the right-eye image in a shifted manner based on display device information, and adjusting a stereoscopic effect of the image displayed on the image display means. It is characterized by having.
- the 3D image which adjusted the optimal 3D degree (depth amount) corresponding to the 3D image display apparatus can be obtained.
- the invention according to claim 54 is the stereoscopic video display device according to claim 53, further comprising storage means for storing display screen size information relating to a display screen size as information relating to a display area of the video display means.
- the information acquisition means acquires the display screen size information from the storage means.
- a stereoscopic video adjusted to an optimal stereoscopic degree (depth amount) corresponding to a screen size of a stereoscopic video display device by using information on reproduction of a stereoscopic video defined in association with the stereoscopic video.
- the stereoscopic effect is adjusted based on the screen size information, it is possible to obtain a stereoscopic image adjusted to the optimal stereoscopic degree (depth amount) even if the screen size of the stereoscopic image display device that displays the stereoscopic image changes. it can.
- the stereoscopic effect is adjusted based on the adaptive viewing distance information and the viewing distance information, even if the position at which the observer views the stereoscopic image display device (the distance between the stereoscopic image display device and the observer) changes, the optimal stereoscopic effect is obtained. It is possible to obtain a stereoscopic image whose degree (depth amount) is adjusted.
- the invention according to claim 55 is the stereoscopic video display device according to any one of claim 53 or claim 54, wherein
- the obtaining means may be adapted screen size information relating to a screen size suitable for reproduction of the stereoscopic image, or a conformable visual distance relating to a distance to a display screen suitable for an observer during reproduction, determined in association with the stereoscopic image. Acquiring at least one of the information as the video information, and displaying screen size information on a screen size of the stereoscopic video display device, or a viewing distance on a distance from an observer to a display screen of the stereoscopic video display device.
- At least one piece of information is acquired as the display device information, and the offset setting means includes the optimal screen size information, the adaptive viewing distance information, the display screen size information, and the viewing distance information.
- a stereoscopic image adjusted to an optimal stereoscopic degree (depth amount) corresponding to the screen size of the stereoscopic image display device is obtained by the inter-camera distance information and the cross-point information determined in association with the stereoscopic image. Obtainable.
- the invention according to claim 56 is the stereoscopic video display device according to any one of claims 53 to 55, wherein the information acquisition unit is a left eye that is defined in association with a stereoscopic video.
- the information acquisition unit is a left eye that is defined in association with a stereoscopic video.
- Camera distance information on the distance between the optical axis of the video camera and the optical axis of the right-eye video camera, and cross-point on the distance to the intersection between the optical axis of the left-eye video camera and the optical axis of the right-eye video camera Information as the video information
- the offset setting means sets an offset between a left-eye video and a right-eye video based on the camera distance information and the cross-point information, and is displayed on the video display means. It is characterized by adjusting the stereoscopic effect of the video.
- the offset of the left-eye image can be set with a simple circuit.
- the invention described in claim 5 7 is defined by claims 5 3 to 5 6
- the stereoscopic video display device according to any one of the above, further comprising: input means for allowing a viewer to input information relating to a stereoscopic effect, wherein the offset setting means includes a left-eye video and a right-eye video based on the information input to the input means. And adjusting the stereoscopic effect of the image displayed on the image display means.
- the timing control means compares the timing of reading video data from one of the left-eye video frame memory and the right-eye video frame memory with the timing of reading video data from the other frame memory. Since the offset between the left-eye image and the right-eye image is set by advancing or delaying, the offset of the left-eye image can be set with a simple circuit.
- the invention according to claim 58 is the stereoscopic image display device according to any one of claims 53 to 57, wherein the left-eye image frame memory storing the left-eye image, and the right-eye image.
- a right-eye video frame memory for storing video data, and the offset setting means includes timing control means for controlling timing of reading video data from the left-eye video frame memory and / or the right-eye video frame memory.
- the timing control means is configured to advance or delay the timing of reading the video data from one of the left-eye video frame memory and the right-eye video frame memory as compared to the timing of reading the video data from the other frame memory. Setting the offset between the left eye image and the right eye image It is an butterfly.
- An invention according to claim 59 is the stereoscopic image display device according to any one of claims 53 to 58, wherein the stereoscopic image frame memory for storing a stereoscopic image, and the left-eye image. Switching between left-eye video data read from the frame memory for right-eye and right-eye video data read from the frame memory for right-eye video, And signal switching means for inputting the signal to the input terminal. It is possible to compose a video with the left and right eye video offset set and store it in the frame memory.
- the invention according to claim 60 is the stereoscopic video display device according to any one of claims 53 to 49, wherein a horizontal phase between the left-eye image and the right-eye image is advanced or delayed.
- the offset between the left-eye image and the right-eye image is set according to the following.
- ADVANTAGE OF THE INVENTION According to this invention, it can synthesize
- the invention according to claim 61 is the stereoscopic video display device according to any one of claims 53 to 60, wherein an offset between the left-eye image and the right-eye image is set.
- One or both of the left-eye image and the right-eye image in the vicinity of the missing area in the left and right edges of the left-eye image and the right-eye image where information is missing are displayed in an enlarged manner in the horizontal and vertical directions. It is characterized by the following.
- region where information was missing is not displayed in black, and the display without a sense of incongruity without a screen missing can be performed.
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- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Optics & Photonics (AREA)
- Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
Abstract
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2003/010470 WO2005017603A1 (fr) | 2003-08-19 | 2003-08-19 | Unite d'affichage d'images 3d |
AU2003262250A AU2003262250A1 (en) | 2003-08-19 | 2003-08-19 | 3-d image display unit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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PCT/JP2003/010470 WO2005017603A1 (fr) | 2003-08-19 | 2003-08-19 | Unite d'affichage d'images 3d |
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WO2005017603A1 true WO2005017603A1 (fr) | 2005-02-24 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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PCT/JP2003/010470 WO2005017603A1 (fr) | 2003-08-19 | 2003-08-19 | Unite d'affichage d'images 3d |
Country Status (2)
Country | Link |
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AU (1) | AU2003262250A1 (fr) |
WO (1) | WO2005017603A1 (fr) |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH09113862A (ja) * | 1995-10-24 | 1997-05-02 | Mitsubishi Electric Corp | 立体映像表示装置 |
-
2003
- 2003-08-19 WO PCT/JP2003/010470 patent/WO2005017603A1/fr not_active Application Discontinuation
- 2003-08-19 AU AU2003262250A patent/AU2003262250A1/en not_active Abandoned
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH09113862A (ja) * | 1995-10-24 | 1997-05-02 | Mitsubishi Electric Corp | 立体映像表示装置 |
Non-Patent Citations (2)
Title |
---|
ANDO T. ET AL.: "Tashiten hoshiki megane nashi 3D display no kaihatsu", GEKKAN DISPLAY, vol. 9, no. 5, 1 May 2003 (2003-05-01), pages 13 - 16, XP002984738 * |
TAKAGI Y.: "Hito ni yasashii jisedai sanjigen display no kaihatsu", GEKKAN DISPLAY, vol. 9, no. 5, 1 May 2003 (2003-05-01), pages 17 - 22, XP002984739 * |
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