WO2014155509A1 - Dispositif et système d'affichage d'image et procédé de commande d'image - Google Patents

Dispositif et système d'affichage d'image et procédé de commande d'image Download PDF

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Publication number
WO2014155509A1
WO2014155509A1 PCT/JP2013/058724 JP2013058724W WO2014155509A1 WO 2014155509 A1 WO2014155509 A1 WO 2014155509A1 JP 2013058724 W JP2013058724 W JP 2013058724W WO 2014155509 A1 WO2014155509 A1 WO 2014155509A1
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WO
WIPO (PCT)
Prior art keywords
image
image display
projection
display device
projected
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PCT/JP2013/058724
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English (en)
Japanese (ja)
Inventor
佑輔 荻原
一暁 坂元
Original Assignee
Ｎｅｃディスプレイソリューションズ株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Application filed by Ｎｅｃディスプレイソリューションズ株式会社 filed Critical Ｎｅｃディスプレイソリューションズ株式会社
Priority to JP2015507730A priority Critical patent/JP6172771B2/ja
Priority to PCT/JP2013/058724 priority patent/WO2014155509A1/fr
Publication of WO2014155509A1 publication Critical patent/WO2014155509A1/fr

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/12—Picture reproducers
    • H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
    • H04N9/3141—Constructional details thereof
    • H04N9/3147—Multi-projection systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/12—Picture reproducers
    • H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
    • H04N9/3179—Video signal processing therefor
    • H04N9/3185—Geometric adjustment, e.g. keystone or convergence
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/12—Picture reproducers
    • H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
    • H04N9/3191—Testing thereof
    • H04N9/3194—Testing thereof including sensor feedback

Definitions

  • the present invention relates to an image display device, an image display system, and an image control method, and in particular, an image display device, an image display system, and an image display device that display a projected image on a projection surface so as to overlap with an image projected from another image display device.
  • the present invention relates to an image control method.
  • a stacking method is known in which projected images projected from two projectors are superimposed on a screen and displayed.
  • projectors are originally stacked one on top of the other and projected images are displayed in a superimposed manner.
  • a case where the projectors are horizontally arranged is also referred to as a stacking method.
  • each projector corrects the shape of the projected image so that the projected images overlap on the screen.
  • FIG. 1 is a diagram for explaining a related technique for shape correction of a projected image in the stacking method.
  • the optical axis 101a of the projector 101 and the optical axis 102a of the projector 102 intersect at a point 200a on the screen 200, and the angle ⁇ between the normal 200b of the screen 200 passing through the point 200a and the optical axis 101a is the modulus.
  • the projector 101 and the projector 102 are installed so as to be equal to the angle ⁇ between the line 200b and the optical axis 102a.
  • the projector 101 and the projector 102 communicate with each other by wire or wireless.
  • a projection image from the projector 101 is referred to as a “left projection image”, and a projection image from the projector 102 is referred to as a “right projection image”.
  • the left projection image causes a projection distortion corresponding to the angle ⁇ on the screen 200
  • the right projection image causes a projection distortion corresponding to the angle ⁇ on the screen 200.
  • the shape of the left projection image on the screen 200 and the shape of the right projection image on the screen 200 are the same or substantially the same. In addition, it is necessary to correct the shape of the left projected image and the shape of the right projected image.
  • the projector 101 in a situation where the projector 101 projects a rectangular left projected image on the screen 200 and the projector 102 captures the left projected image on the screen 200 with the built-in camera, the projector 101 has the normal 200b and the optical axis.
  • the projection distortion correction using the angle ⁇ with the 101a as a parameter is executed for the left projected image.
  • the angle ⁇ is a virtual value and is different from the actual angle ⁇ .
  • the projector 101 projects the left projection screen on which the projection distortion correction is performed while changing the angle ⁇ , which is the parameter for the projection distortion correction, on the screen 200, when the photographed image of the projector 102 becomes a rectangle, the projector 101 Then, it is determined that the angle ⁇ at that time is an angle between the optical axis 101a and the optical axis 102a, that is, an angle obtained by adding the angle ⁇ and the angle ⁇ .
  • the projector 101 sets a value obtained by dividing the angle ⁇ at that time by 2 in the projectors 101 and 102 as a setting value for correcting projection distortion.
  • the projectors 101 and 102 correct the shape of the projected image using the setting value for correcting the projection distortion.
  • the projection distortion correction is performed while changing the projection distortion correction parameters. There is a problem that complicated image processing is required.
  • An object of the present invention is to provide an image display device, an image display system, and an image control method that can solve the above-described problems.
  • the image display device of the present invention is an image display device that constitutes an image display system that includes a plurality of image display devices, and displays projected images from the plurality of image display devices in a superimposed manner.
  • Projection means for projecting an adjustment image onto the projection plane alternately with the other image display device when adjusting the projection image;
  • An image for adjustment projected on the projection plane by the own apparatus is captured to generate a first captured image, and an image for adjustment projected on the projection plane by the other image display apparatus is captured to generate a second captured image.
  • Photographing means to The second photographed image is transmitted to the other image display device, and the third photographed image generated by the other image display device photographing the adjustment image projected on the projection plane by the own device is generated in the other image display device.
  • a communication means for receiving from the image display device;
  • Control means for obtaining an average shape of the first photographed image generated by the photographing means and the third photographed image received by the communication means and controlling the shape of the projection image based on the average shape; including.
  • An image display system of the present invention is an image display system that displays a projected image from each of a plurality of image display devices in an overlapping manner on a projection plane, Each image display device Projection means for projecting an adjustment image onto the projection surface alternately with other image display devices when adjusting the projection image; An image for adjustment projected on the projection plane by the own apparatus is captured to generate a first captured image, and an image for adjustment projected on the projection plane by the other image display apparatus is captured to generate a second captured image. Photographing means to The second photographed image is transmitted to the other image display device, and the third photographed image generated by the other image display device photographing the adjustment image projected on the projection plane by the own device is generated in the other image display device.
  • An image control method of the present invention is an image control method in an image display device that constitutes an image display system that includes a plurality of image display devices, and displays projected images from the plurality of image display devices in a superimposed manner.
  • the adjustment image is projected onto the projection surface alternately with the other image display device, Shooting an adjustment image projected on the projection plane by the own apparatus to generate a first captured image;
  • the adjustment image projected on the projection plane by the other image display device is captured to generate a second captured image, Transmitting the second captured image to the other image display device;
  • An average shape of the first captured image and the third captured image is obtained, and the shape of the projection image is controlled based on the average shape.
  • the shapes of two projected images on the screen are made the same or substantially the same without performing complicated image processing of executing the projection distortion correction while changing the parameters of the projection distortion correction. It becomes possible.
  • FIG. 1 is a block diagram illustrating an image display system 100 according to an embodiment of the present invention.
  • 6 is a sequence diagram for explaining the operation of the image display system 100.
  • FIG. It is the figure which showed an example of acquired image A1. It is the figure which showed an example of picked-up image A2. It is the figure which showed an example of picked-up image B2. It is a figure showing an example of acquisition picture B1. It is the figure which showed an example of the average image A3. It is the figure which showed an example of acquired image A1. It is the figure which showed an example of picked-up image A2. It is the figure which showed an example of the average image A3.
  • FIG. 2 is a diagram illustrating a projector including a projection unit, a photographing unit, a communication unit, and a control unit.
  • FIG. 2 is a block diagram showing an image display system 100 according to an embodiment of the present invention.
  • an image display system 100 receives an image signal from an image signal output device 300 such as a PC (Personal Computer), and projects an image (projected image) corresponding to the image signal onto a projection area 201 of a screen 200.
  • an image signal output device 300 such as a PC (Personal Computer)
  • the image signal output device 300 is not limited to a PC and can be changed as appropriate.
  • the image display system 100 includes projectors 1 and 2.
  • the image display system 100 is a stacking type multi-projection system that displays the projected images from the projectors 1 and 2 according to the image signal in a superimposed manner on the screen 200.
  • the screen 200 is an example of a projection surface.
  • Projectors 1 and 2 are examples of image display devices, respectively.
  • the projector 1 is arranged away from the projector 2 in the horizontal direction.
  • projectors 1 and 2 are such that the optical axis 14a of the projection unit 14 and the optical axis 24a of the projection unit 24 intersect at a point 200a on the screen 200, and the distance between the point 200a and the projection unit 14 and the point 200a They are arranged so that the distance to the projection unit 24 is substantially the same.
  • the projector 1 includes an input unit 11, an output unit 12, a storage unit 13, a projection unit 14, a photographing unit 15, a communication unit 16, and a control unit 17.
  • the projector 2 includes an input unit 21, an output unit 22, a storage unit 23, a projection unit 24, a photographing unit 25, a communication unit 26, and a control unit 27.
  • the input unit 11 receives an image signal from the image signal output device 300 and outputs the image signal to the control unit 17.
  • the output unit 12 receives the image signal received by the input unit 11 via the control unit 17 and outputs the image signal to the projector 2.
  • the storage unit 13 stores various information.
  • the storage unit 13 is an adjustment image used when adjusting the projection image (for example, when the projectors 1 and 2 are turned on or when an input unit (not shown) receives an adjustment start instruction). Is stored.
  • an all-white rectangular image (hereinafter referred to as an “all-white image”) or a rectangular image including a pattern for image processing is used.
  • the adjustment image is not limited to an all-white image or a rectangular image including a pattern for image processing, and can be changed as appropriate.
  • a reference mark is shown in the adjustment image.
  • an intersection point connecting diagonal lines of a rectangular adjustment image is used as a reference mark.
  • the reference mark indicates the center of the adjustment image.
  • the storage unit 13 may store an image signal representing a projected image.
  • the projection unit 14 is an example of a projection unit.
  • the projection unit 14 receives the image signal received by the input unit 11 via the control unit 17 and projects a projection image corresponding to the image signal onto the projection area 201 of the screen 200.
  • the projection unit 14 may project a projection image corresponding to the image signal in the storage unit 13 on the projection area 201. Note that the projection magnification of the projection unit 14 is substantially the same as the projection magnification of the projection unit 24 of the projector 2.
  • the projection unit 14 projects an adjustment image onto the projection area 201 alternately with the projection unit 24 in the projector 2 when adjusting the projection image. Details will be described later.
  • the adjustment image is generated based on the adjustment image signal in the storage unit 13.
  • the adjustment image projected by the projection unit 14 is referred to as “adjustment image A”.
  • the photographing unit 15 is an example of photographing means.
  • the photographing unit 15 is provided in the vicinity of the projection unit 14, and photographs the adjustment image A projected on the screen 200 by the projection unit 14 to generate a photographed image (hereinafter referred to as “acquired image A1”).
  • the photographing unit 15 photographs the adjustment image projected on the screen 200 by the projection unit 24 in the projector 2 and generates a photographed image (hereinafter referred to as “captured image B2”).
  • the acquired image A1 is an example of a first captured image
  • the captured image B2 is an example of a second captured image.
  • the communication unit 16 is an example of communication means.
  • the communication unit 16 is connected to the communication unit 26 of the projector 2 and transmits / receives commands and captured images to / from each other.
  • the communication unit 16 transmits the captured image B2 to the projector 2.
  • the communication unit 16 projects a captured image (hereinafter referred to as “captured image A2”) generated by the photographing unit 25 in the projector 2 by photographing the adjustment image A projected by the projection unit 14 onto the screen 200.
  • the captured image A2 is an example of a third captured image.
  • the control unit 17 is an example of a control unit.
  • Control unit 17 controls the operation of projector 1.
  • control unit 17 controls the shape of the projected image based on the acquired image A1 generated by the imaging unit 15 and the captured image A2 received by the communication unit 16.
  • control unit 17 obtains an average shape of the acquired image A1 and the captured image A2, and controls the shape of the projection image based on the average shape.
  • control unit 17 corrects the shape of the projected image to a shape obtained by inverting the average shape in the horizontal direction. That is, the shape is corrected to be axisymmetric with respect to the vertical axis passing through the center (reference mark) of the adjustment image.
  • the input unit 21 receives an image signal from the output unit 12 in the projector 1 and outputs the image signal to the control unit 27.
  • the output unit 22 receives the image signal received by the input unit 21 via the control unit 27.
  • the storage unit 23 stores various information.
  • the storage unit 23 stores an adjustment image signal representing an adjustment image.
  • the storage unit 23 may store a copy of the image signal in the storage unit 13.
  • the storage unit 13 may store a copy of the image signal in the storage unit 23.
  • the projection unit 24 is an example of a projection unit.
  • the projection unit 24 receives the image signal received by the input unit 21 via the control unit 27, and projects a projection image corresponding to the image signal onto the projection area 201. Note that the projection unit 24 may project a projection image corresponding to the image signal in the storage unit 23 onto the projection area 201. Note that the projection magnification of the projection unit 24 is substantially the same as the projection magnification of the projection unit 14 of the projector 1.
  • the projection unit 24 projects an adjustment image onto the projection area 201 alternately with the projection unit 14 in the projector 1 when adjusting the projection image. Details will be described later.
  • the adjustment image projected by the projection unit 24 is referred to as “adjustment image B”.
  • the photographing unit 25 is an example of photographing means.
  • the photographing unit 25 is provided in the vicinity of the projection unit 24, and photographs the adjustment image B projected on the screen 200 by the projection unit 24 to generate a photographed image (hereinafter referred to as “acquired image B1”).
  • the photographing unit 25 photographs the adjustment image A projected on the screen 200 by the projection unit 14 in the projector 1 to generate a photographed image A2.
  • the acquired image B1 is an example of a first captured image
  • the captured image A2 is an example of a second captured image.
  • the communication unit 26 is an example of communication means.
  • the communication unit 26 transmits the captured image A2 to the projector 1.
  • the communication unit 26 receives from the projector 1 a captured image B2 generated by the image capturing unit 15 in the projector 1 capturing the adjustment image B projected by the projection unit 24 onto the screen 200.
  • the captured image B2 is an example of a third captured image.
  • the control unit 27 is an example of a control unit.
  • the control unit 27 controls the operation of the projector 2.
  • control unit 27 obtains an average shape of the acquired image B1 generated by the imaging unit 25 and the captured image B2 received by the communication unit 26, and the shape of the projected image is inverted in the horizontal direction. Correct to shape.
  • FIG. 3 is a sequence diagram for explaining the operation of the image display system 100.
  • the control unit 17 in the projector 1 sets the mode to the adjustment mode of the projected image, and further uses the communication unit 16 to control the projector 2.
  • an adjustment mode setting instruction for transmitting the mode to the adjustment mode of the projected image is transmitted.
  • control unit 27 when the control unit 27 receives the adjustment mode setting instruction via the communication unit 26, the control unit 27 sets the mode to the adjustment mode of the projection image and stops the projection by the projection unit 24.
  • control unit 27 transmits a projection stop notification to the effect that the projection by the projection unit 24 is stopped to the projector 1 using the communication unit 26.
  • the control unit 17 when receiving the projection stop notification via the communication unit 16, the control unit 17 reads the adjustment image signal from the storage unit 13 and displays the adjustment image A corresponding to the adjustment image signal in the projection unit 14. Projection is performed on the projection area 201 (step S301).
  • the control unit 17 causes the photographing unit 15 to photograph the adjustment image A.
  • the photographing unit 15 When photographing the adjustment image A, the photographing unit 15 generates an acquired image A1 (step S302).
  • FIG. 4 is a diagram illustrating an example of the acquired image A1. Since the imaging unit 15 is provided in the vicinity of the projection unit 14, the acquired image is generally rectangular regardless of the positional relationship between the projector 1 and the screen 200.
  • control unit 17 transmits a shooting instruction for shooting the adjustment image to the projector 2 using the communication unit 16 (step S303).
  • the control unit 27 causes the photographing unit 25 to photograph the adjustment image A when receiving the photographing instruction via the communication unit 26.
  • the photographing unit 25 When photographing the adjustment image A, the photographing unit 25 generates a photographed image A2 (step S304).
  • FIG. 5 is a diagram illustrating an example of the captured image A2.
  • control unit 27 reads the adjustment image signal from the storage unit 23, and causes the projection unit 24 to project the adjustment image B corresponding to the adjustment image signal in the projection area 201 (step S305).
  • control unit 27 transmits a projection notification indicating that the adjustment image B has been projected to the projector 1 using the communication unit 26 (step S306).
  • the control unit 17 stops the projection of the adjustment image A by the projection unit 14 (step S307).
  • the control unit 17 causes the photographing unit 15 to photograph the adjustment image B.
  • the photographing unit 15 When photographing the adjustment image B, the photographing unit 15 generates a photographed image B2 (step S308).
  • FIG. 6 is a diagram illustrating an example of the captured image B2.
  • control unit 17 transmits a shooting instruction for shooting the adjustment image to the projector 2 using the communication unit 16 (step S309).
  • the control unit 27 causes the photographing unit 25 to photograph the adjustment image B when receiving the photographing instruction via the communication unit 26.
  • the photographing unit 25 When photographing the adjustment image B, the photographing unit 25 generates the acquired image B1 (step S310).
  • FIG. 7 is a diagram illustrating an example of the acquired image B1.
  • control unit 27 stops the projection of the adjustment image B by the projection unit 24 (step S311).
  • control unit 27 acquires the photographed image A2 from the photographing unit 25, and transmits the photographed image A2 to the projector 1 using the communication unit 26 (step S312).
  • the control unit 17 when the control unit 17 receives the captured image A ⁇ b> 2 via the communication unit 16, the control unit 17 acquires the captured image B ⁇ b> 2 from the imaging unit 15 and transmits the captured image B ⁇ b> 2 to the projector 2 using the communication unit 16 ( Step S313).
  • the control unit 27 receives the captured image B ⁇ b> 2 via the communication unit 26.
  • the control unit 17 acquires the acquired image A1 from the imaging unit 15, and generates an average image A3 representing the average shape of the acquired image A1 and the captured image A2 (step S314).
  • FIG. 8 is a diagram showing an example of the average image A3.
  • the acquired image A1 is set with the coordinate axis set by the shooting unit 15 that shot the acquired image A1
  • the shot image A2 is set with the coordinate axis set by the shooting unit 25 that shot the shot image A2.
  • the control unit 17 converts the coordinate axes of the acquired image A1 and the captured image A2 into coordinate axes (hereinafter referred to as “adjustment coordinate axes”) in which the respective reference marks C shown in the acquired image A1 and the captured image A2 have the same coordinates. To do.
  • FIG. 12 is a diagram illustrating an example of the corrected image A4.
  • control unit 17 sets the mode to the projection mode of the projected image, corrects the shape of the projected image to the shape of the corrected image A4, and projects the corrected projected image on the projection area 201 (step S316). .
  • the control unit 27 when receiving the captured image B2, acquires the acquired image B1 from the capturing unit 25, and generates an average image B3 representing the average shape of the acquired image B1 and the captured image B2 (step S2). S317).
  • FIG. 13 is a diagram illustrating an example of the average image B3.
  • the acquired image B1 is set with the coordinate axis set by the shooting unit 25 that shot the acquired image B1
  • the shot image B2 is set with the coordinate axis set by the shooting unit 15 that shot the shot image B2.
  • the control unit 27 converts the coordinate axes of the acquired image B1 and the captured image B2 into adjustment coordinate axes in which the reference marks C shown in the acquired image B1 and the captured image B2 have the same coordinates.
  • FIG. 14 is a diagram illustrating an example of the corrected image B4.
  • control unit 27 sets the mode to the projection mode of the projected image, corrects the shape of the projected image to the shape of the corrected image B4, and projects the corrected projected image on the projection area 201 (step S319).
  • the optical axis 14a of the projection unit 14 and the optical axis 24a of the projection unit 24 intersect at a point 200a on the screen 200, and the angle between the normal line 200b of the screen 200 passing through the point 200a and the optical axis 14a.
  • Is ⁇ and the angle between the normal 200b and the optical axis 24a is ⁇
  • the angle between the optical axis 14a and the optical axis 24a is ⁇ + ⁇ .
  • An image having a distortion amount corresponding to ⁇ ( ⁇ + ⁇ ) / 2 may be projected from the projector 2 with respect to the projected image projected by.
  • the average image B3 is an image in which a distortion amount is changed corresponding to ( ⁇ + ⁇ ) / 2 with respect to the projection image from the projector 2, and the corrected image B4 obtained by inverting the average image B3 is a projection image from the projector 2.
  • an image with a distortion amount corresponding to ⁇ ( ⁇ + ⁇ ) / 2 is obtained.
  • the image obtained by correcting the shape of the projected image to the shape of the corrected image B4 is an image in which the distortion amount corresponding to ⁇ ( ⁇ + ⁇ ) / 2 is changed with respect to the projected image projected by the projector 2.
  • the projector 2 projects an image obtained by correcting the shape of the projected image to the shape of the corrected image B4, so that the projector 2 has an angle with the scrane 200 at an intermediate position between the projector 1 and the projector 2.
  • a rectangular projection image can be observed as a projection image from the projector 2.
  • the projector 1 projects an image obtained by correcting the shape of the projected image to the shape of the corrected image A4, so that the projector 1 and the projector 2 have an angle with respect to the intermediate position between the projector 1 and the projector 2. Even in this case, a rectangular projection image can be observed as a projection image from the projector 1.
  • the corrected projection image projected in step S316 and the corrected projection image projected in step S319 overlap on the projection area 201.
  • FIG. 15 is a diagram showing a result of observing the corrected projected image projected in step S316 and the corrected projected image projected in step S319 from the middle between the projector 1 and the projector 2.
  • the projection unit 14 projects the adjustment image on the screen 200 alternately with the projection unit 24 when adjusting the projection image.
  • the photographing unit 15 captures the adjustment image projected by the projection unit 14 on the screen 200 to generate the acquired image A1, and the projection unit 24 captures the adjustment image projected onto the screen 200 to generate the captured image B2.
  • the communication unit 16 transmits the captured image B ⁇ b> 2 to the projector 2, and receives the captured image A ⁇ b> 2 generated by the imaging unit 25 capturing the adjustment image projected by the projection unit 24 on the screen 200 from the projector 2.
  • the control unit 17 obtains an average shape of the acquired image A1 and the captured image A2, and controls the shape of the projection image based on the average shape.
  • FIG. 16 is a diagram illustrating a projector including the projection unit 14, the imaging unit 15, the communication unit 16, and the control unit 17.
  • the projector 1 is arranged away from the projector 2 in the horizontal direction, and the control unit 17 corrects the shape of the projected image to a shape obtained by inverting the average shape in the horizontal direction.
  • control unit 17 specifies the coordinate position of the acquired image A1 and the coordinate position of the captured image A2 using the coordinate axis specified by the reference mark, and the coordinate position of the acquired image A1 and the captured image A2 The average shape is obtained using the coordinate position.
  • the illustrated configuration is merely an example, and the present invention is not limited to the configuration.

Abstract

L'invention concerne un dispositif d'affichage d'image qui sert à configurer un système d'affichage d'image formé par une pluralité de dispositifs d'affichage d'image dans lesquels des images projetées sont affichées en superposition à partir de la pluralité de dispositifs d'affichage d'image, et qui comporte : un moyen de projection destiné à projeter sur un écran de projection une image de réglage en alternance avec un autre dispositif d'affichage d'image lors du réglage de l'image projetée ; un moyen de photographie pour photographier l'image pour un réglage que le dispositif hôte projette sur l'écran de projection et pour générer une première image photographique, et pour photographier l'image pour un réglage que l'autre dispositif d'affichage d'image projette sur l'écran de projection et pour générer une seconde image photographique ; un moyen de communication pour transmettre la seconde image photographique à l'autre dispositif d'affichage d'image et pour recevoir une troisième image photographique provenant de l'autre dispositif d'affichage d'image générée par l'autre dispositif d'affichage d'image par photographie de l'image pour un réglage qui est projetée par le dispositif hôte sur l'écran de projection ; un moyen de commande pour déduire une forme moyenne de la première image photographique et de la troisième image photographique et pour commander la forme de l'image projetée sur la base de la forme moyenne.
PCT/JP2013/058724 2013-03-26 2013-03-26 Dispositif et système d'affichage d'image et procédé de commande d'image WO2014155509A1 (fr)

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JP2015507730A JP6172771B2 (ja) 2013-03-26 2013-03-26 画像表示装置、画像表示システムおよび画像制御方法
PCT/JP2013/058724 WO2014155509A1 (fr) 2013-03-26 2013-03-26 Dispositif et système d'affichage d'image et procédé de commande d'image

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WO2018163875A1 (fr) * 2017-03-09 2018-09-13 ソニー株式会社 Dispositif et procédé de traitement d'image
US11279861B2 (en) 2017-02-20 2022-03-22 Lord Corporation Adhesive compositions based on grafted resins

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