JP7200767B2 - Display device, display method, and display system - Google Patents

Description

The present invention relates to display devices, display methods, and display systems .

Conventionally, content including text, images, or video is projected from a projector or the like installed inside a store onto the filmed portion of the window glass of a store, etc., in order to attract customers or advertise the inside of the store. , or a technology that allows a person outside to visually recognize the content.

However, when projecting content onto the window glass, characters and images included in the content are horizontally reversed depending on whether the content is viewed from the inside or the outside of the store. Therefore, when there are people inside the store, the content is projected so that the characters and images can be recognized when viewed from inside the store. A technology is disclosed in which content is horizontally reversed and projected so that the content can be recognized (see, for example, Patent Document 1).

In addition, a technology is disclosed in which two projectors are used to project content in a left-to-right reversed manner so that people inside or outside the store can recognize it, as in the case described above (see, for example, Patent Document 2).

However, a person on the front side (inside the store) and a person on the back side (outside the store) of the content display portion such as the window glass of the store are displayed in parallel from both sides on the content display portion. You may see content.

In this case, if the content is projected so that it can be seen and recognized from the inside of the store, the characters and images that are horizontally reversed can be seen by people outside the store. Also, if the content is projected in such a way that it can be seen and recognized from the outside of the store, people inside will see the content flipped horizontally. In this way, when a person on either side sees a part of the image such as characters being horizontally reversed, the person may be distracted by the horizontally reversed characters, etc., and may not be able to appropriately provide information through the content. was there.

Also, different contents could not be provided simultaneously to the person on the front side and the person on the back side.

The present invention has been made in view of the above points, and is designed so that a person on the front side of the content display portion and a person on the back side can simultaneously view the content displayed on the content display portion from both sides. The object is to appropriately provide characters and contents even if they are seen.

A display device according to an aspect of the technology disclosed herein provides content that is an image or video including a first area and a second area on the first surface of a content displayed portion having a first surface and a second surface. and a projection unit for projecting the content projected onto the first area and the second area when the projected content is viewed from the second surface. a first shielding portion disposed between the content displayed portion and the projection portion so that the content projected onto the first area cannot be viewed when the content is viewed from the first surface; .

According to the disclosed technology, even if a person on the front side of the content display area and a person on the back side see the content projected on the content display area in parallel from both sides, Able to provide properly.

It is a figure explaining an example of a structure of a display system concerning a 1st embodiment. FIG. 3 is a diagram illustrating an example of content, where (a) is a diagram showing content viewed from a viewpoint A, (b) is a diagram showing the content of (a) with reversed characters blocked, and (c) is a diagram showing a viewpoint B. FIG. 10D is a diagram showing the content visually recognized in , and (d) is a diagram showing the content in (c) in which the reversed characters are blocked. FIG. 2 is a diagram illustrating an example of content, (a) is a diagram showing an example of content viewed from viewpoint A, (b) is a diagram showing an example of content viewed from viewpoint B, and (c) is a diagram illustrating an example of content viewed from viewpoint B; , a diagram showing an example of a case in which content projected onto the window glass 1 by the projector 2 is visually recognized from the viewpoint A when only the first shielding part is used; (d) shows a case where only the first shielding part is used; FIG. 12 is a diagram showing an example of viewing content projected onto a window glass by a projector from a viewpoint B; BRIEF DESCRIPTION OF THE DRAWINGS It is a figure explaining an example of a structure of the projector which concerns on 1st Embodiment, (a) is a perspective view, (b) is a side view. 3 is a block diagram showing an example of the hardware configuration of the projector according to the embodiment; FIG. FIG. 4A is a diagram for explaining the positional relationship between the window glass, the projector, and the first shielding part, and FIG. (b) shows the boundary between the first and second areas of the content on the exit window of the projector and the first area of the content on the window glass. and a boundary of a second area. FIG. 4 is a diagram for explaining the positional relationship between the window glass, the projector, and the first shielding part, (a) a diagram showing an example of the positions of the window glass, the projector, and the first shielding part, and (b) the window glass. , a projector, and a first shielding portion. FIG. FIG. 12B is a diagram (part 2) illustrating an example of the configuration of the first shielding part, in which (a) is a diagram illustrating an example of the configuration of the first shielding part according to the embodiment, and (b) is a first shielding part according to a modification; It is a figure which shows an example of a structure of. It is a block diagram which shows an example of the hardware constitutions of the computer which concerns on embodiment. 1 is a block diagram showing an example of a functional configuration of a computer according to an embodiment; FIG. 4 is a flowchart showing an example of processing by a computer according to the embodiment; 1 is a diagram (1) showing an example of content data; FIG. FIG. 2 is a diagram (part 2) showing an example of content data; FIG. 3 is a diagram (part 3) showing an example of content data; FIG. 10 is a diagram (part 4) showing an example of content data; FIG. 10 is a diagram illustrating an example of the configuration of a display system according to a second embodiment; FIG. It is a figure explaining an example of a structure of the roll screen which concerns on 2nd Embodiment, (a) is a figure which shows the state before pulling out a screen, (b) is a figure which shows the state after pulling out a screen. . FIG. 11 is a diagram illustrating an example of the configuration of a display system according to a third embodiment; FIG. It is a figure explaining an example of a structure of a display system concerning a modification. FIG. 10A is a diagram illustrating an example of content displayed by a display system according to a modification, and FIG. FIG. 10C is a diagram showing the content of (a) that is hidden, and (c) is a diagram that shows the content of (a) in which the reversed characters and the image or the video at the viewpoint B are shielded. FIG. 13 is a diagram illustrating an example of the configuration of a display system according to a fourth embodiment; FIG.

[First embodiment]
BEST MODE FOR CARRYING OUT THE INVENTION Hereinafter, embodiments for carrying out the invention will be described with reference to the drawings. In each drawing, the same components are denoted by the same reference numerals, and redundant description may be omitted.

In the embodiments, a display system including a content-displayed portion, a display device, and an image processing device will be described as an example.

<Configuration of display system according to first embodiment>
FIG. 1 is a diagram illustrating an example of the configuration of a display system according to this embodiment. A display system 100 includes a window glass 1 , a display device 10 and a computer 5 . The display device 10 also includes a projector 2 , a first shielding section 3 and a second shielding section 4 .

A window glass 1 as an example of a content display target portion is a window glass provided in a store or the like. A fine structure for diffusing light is formed on either the front surface or the back surface of the glass. When content is projected from the projector 2 toward the window glass 1, the light is diffused by the fine structure of the window glass 1, and the content is displayed on this diffusion surface.

As an example, the window glass 1 can have nanodiamond or the like having a high refractive index and light diffusing properties as part of the fine structure. However, the present invention is not limited to this, and for example, the window glass 1 may be covered with a film having light transmittance and light diffusion properties, or may be provided with another structure.

Since the window glass 1 has light transmittance, contents including characters, images, or videos projected on the diffusing surface can be viewed on the front side (an example of the first surface) and the back side (an example of the second surface) of the window glass 1. visible from both sides of the For example, if the front side of the window glass 1 is the inside of the store and the back side is the outside of the store, and the content is projected from the projector 2 installed inside the store, people inside the store and people outside the store can view this content.

Here, the content is an image or video containing characters, images, or video for attracting customers, advertising, or the like. A display system that uses glass such as window glass as a content display target portion is called a glass signage. In the following description, the point of view of a person outside the store viewing the content in the direction of the white arrow is referred to as point of view A, and the point of view of the person inside the store viewing the content in the direction indicated by the thick black arrow is referred to as point of view B. Sometimes.

A projector 2 as an example of a projection unit projects content onto the surface side of the window glass 1 (inside the store). In FIG. 1, the projector 2 is a ceiling-mounted projector that is suspended and fixed from the ceiling (not shown).

Since the window glass 1 is light transmissive, when the content is projected from the surface by the projector 2, the content can be viewed from both the inside and the outside of the store.

In this embodiment, by using the first shielding part 3 and the second shielding part 4 to shield horizontally reversed characters, images, or videos, the content can be properly displayed to the person on the front side and the person on the back side. make it available. In addition, the first shielding part 3 makes it possible to provide different contents to the person on the front side and the person on the back side.

In FIG. 1, part of the content can be visually recognized from the back side in a portion 1B surrounded by a dashed line. The first shielding part 3 shields the part 1B so that a person 50b inside the store cannot visually recognize the part 1B when viewed from the viewpoint B. - 特許庁

Also, in FIG. 1, part of the content can be visually recognized from the surface side in a portion 1A surrounded by a two-dot chain line. The second shielding part 4 shields the part 1A so that it cannot be visually recognized when viewed from the viewpoint A by a person 50a outside the store.

The contents, the first shielding part 3 and the second shielding part 4 will be described in detail separately with reference to FIG.

A computer 5 as an example of an image processing device is communicably connected to the projector 2 wirelessly or by wire. The computer 5 performs predetermined image processing on content data generated based on character data and image or video data input from an external device in accordance with instructions from an operator such as a display system administrator. Then, the processed content data is transmitted to the projector 2 . The projector 2 can project content onto the window glass 1 based on the received content data.

Note that the computer 5 may internally generate character data and image data or video data instead of inputting them from an external device. Also, the image processing device is not limited to the computer 5, and may be configured by a smart phone, a tablet, or the like.

<Content example>
Next, content displayed by the display system 100 according to the present embodiment will be described. FIG. 2 is a diagram illustrating an example of content.
FIG. 2A is a diagram showing an example of content visually recognized from the viewpoint A. FIG. FIG. 2(b) is a diagram showing an example of the content of (a), in which the reversed characters are shielded by the second shielding unit 4, viewed from the viewpoint A. As shown in FIG.
FIG. 2(c) is a diagram showing an example of content visually recognized from the viewpoint B. As shown in FIG. FIG. 2(d) is a diagram showing an example of the case where the content of (c) in which the reversed characters are shielded by the first shielding section 3 is visually recognized from the viewpoint B. As shown in FIG.

In FIG. 2(a), the characters are displayed in the correct orientation in portion 1B. On the other hand, in the portion 1A, the characters are horizontally reversed and displayed.

On the other hand, in FIG. 2(b), a shadow 1C is formed in the portion 1A by the second shielding portion 4, and the left-right reversed character cannot be seen. In this way, by making the left-right reversed characters invisible, it is possible to prevent the person 50a (see FIG. 1) outside the store from being distracted by the left-right reversed characters, thereby appropriately providing the contents. It can be carried out.

Also, in FIG. 2(c), the characters are displayed in the correct direction in the portion 1A. On the other hand, in the portion 1B, the characters are horizontally reversed and displayed.

On the other hand, in FIG. 2(d), a shadow 1D is formed in the portion 1B by the first shielding portion 3, and the left-right reversed character cannot be seen. In this way, by making the left-right reversed characters invisible, it is possible to prevent the person 50b (see FIG. 1) inside the store from being distracted by the left-right reversed characters, thereby appropriately providing the content. It can be carried out.

Next, FIGS. 3A and 3B are diagrams for explaining an example of content, and FIG. FIG. 3(b) is a diagram showing an example of content visually recognized from the viewpoint B. As shown in FIG. In FIG. 3(a), in part 1B, the words "New model car available! Test drive available in the store! Come to the store and receive a special gift!" are displayed in the correct direction. Such information attracts the interest of the person 50a outside the store and becomes useful information for getting them to enter the store. Also, the portion 1A is not visible due to the shadow of the second shielding portion 4. FIG.

On the other hand, in FIG. 3(b), in the portion 1A, the characters "Special Event Free Participation Ticket Present!!" are displayed in the correct direction. Such information is useful information for the person 50b inside the store who has entered the store from outside the store. Also, the portion 1B is not visible due to the shadow of the first shielding portion 3 .

In this way, the contents of the contents that can be visually recognized in the areas corresponding to the part 1A and the part 1B are made different, and useful information is provided to the person 50a outside the store and the person 50a outside the store, respectively. and can provide information suitable for the purpose. In this case, by making the information such as the horizontally-reversed characters invisible, the person 50b inside the store and the person 50a outside the store will not be distracted by the horizontally-reversed characters. can be prevented.

Also, by using only the first shielding part 3, it is possible to provide different contents to the person 50b inside the store and the person 50a outside the store.

FIG. 3(c) is a diagram showing an example of a case in which content projected onto the window glass 1 by the projector 2 is visually recognized from the viewpoint A when only the first shielding portion 3 is used.

FIG. 3(d) is a diagram showing an example of a case in which content projected onto the window glass 1 by the projector 2 is visually recognized from the viewpoint B when only the first shielding portion 3 is used.

As shown in FIG. 3(c), when the content is viewed from the viewpoint A, the contents of the content can all be confirmed. On the other hand, as shown in FIG. 3D, when the content is viewed from viewpoint B, a part of the content can be visually recognized. For example, only a part of the content is provided to the person inside the store as shown in FIG. , can provide all of the content.

In this way, by using only the first shielding part, it is possible to provide different information to people outside the store and people inside the store.

In this embodiment, in FIGS. 3(c) and 3(d), the area where the characters are projected is the first area of the content, and the area where the image is projected is the second area of the content. Note that the first area and the second area are not limited to this, and the area that cannot be visually recognized by the person inside the store due to the first shielding part 3 is the first area of the content, and the person inside the store can be visually recognized as the second region. A person outside the store can visually recognize the first area and the second area.

<Configuration of Projector According to First Embodiment>
Next, the configuration of the projector 2 according to this embodiment will be described. 4A and 4B are diagrams illustrating an example of the configuration of the projector 2, in which FIG. 4A is a perspective view and FIG. 4B is a side view. The projector 2 is internally provided with an optical engine that generates a projected image of content, and includes an exit window 21 (an example of an exit surface) and an external device connection I/F (Interface) 818 .

When content data is transmitted from the computer 5 wirelessly or wiredly connected to the external device connection I/F 818, the optical engine of the projector 2 generates content based on the transmitted content data. Then, as shown in FIG. 4B, the content is projected from the exit window 21 toward the window glass 1. FIG. As an example, the projector 2 can project an image with a size of 60 to 80 inches at a projection distance of 1 to 2 m, and can project onto the window glass 1 from a short distance.

FIG. 5 is a block diagram showing an example of the hardware configuration of the projector 2. As shown in FIG. As shown in FIG. 5, the projector 2 includes a CPU (Central Processing Unit) 801, a ROM (Read Only Memory) 802, a RAM (Random Access Memory) 803, a media I/F 807, an operation unit 808, a power supply A switch 809 and a bus line 810 are provided. The projector 2 also includes a network I/F 811, an LED (Light Emitting Diode) drive circuit 814, an LED light source 815, a projection device 816, a projection lens 817, an external device connection I/F 818, and a fan drive circuit 819. and a cooling fan 820 .

Among these, the CPU 801 controls the operation of the projector 2 as a whole. The ROM 802 stores programs used to drive the CPU 801 . A RAM 803 is used as a work area for the CPU 801 .

A media I/F 807 controls reading or writing (storage) of data to a recording medium 806 such as a flash memory. An operation unit 808 is provided with various keys, buttons, LEDs, and the like, and is used by the user to perform various operations other than turning ON/OFF the power of the projector 2 . For example, the operation unit 808 receives instruction operations such as a size adjustment operation of a projected image, a color tone adjustment operation, a focus adjustment operation, and a keystone adjustment operation, and outputs the received operation contents to the CPU 801 .

A power switch 809 is a switch for switching ON/OFF of the power of the projector 2 . A bus line 810 is an address bus, a data bus, or the like for electrically connecting each component such as the CPU 801 shown in FIG.

A network I/F 811 is an interface for data communication using a communication network such as the Internet. The LED drive circuit 814 controls lighting and extinguishing of the LED light source 815 under the control of the CPU 801 . The LED light source 815 irradiates the projection device 816 with projection light when turned on by the control of the LED drive circuit 814 .

The projection device 816 modulates the projection light from the LED light source 815 by the spatial light modulation method based on the content data given via the external device connection I/F 818 or the like. , is projected onto the window glass 1 as content. As the projection device 816, for example, a liquid crystal panel or a DMD (Digital Micromirror Device) is used. The LED driving circuit 814, the LED light source 815, the projection device 816, and the projection lens 817 as a whole function as a projection optical section that projects content onto the window glass 1 based on content data.

The external device connection I/F 818 can acquire content data from the computer 5 wirelessly or wiredly connected to the external device connection I/F 818 and can acquire operation signals for operating the projector 2 .

The fan drive circuit 819 is connected to the CPU 801 and the cooling fan 820 and drives/stops the cooling fan 820 based on the control signal from the CPU 801 . The cooling fan 820 rotates to exhaust the air inside the projector 2 and cool the inside of the projector 2 .

When power is supplied, the CPU 801 is activated according to a control program pre-stored in the ROM 802 , supplies a control signal to the LED drive circuit 814 to turn on the LED light source 815 , and sends a control signal to the fan drive circuit 819 . to rotate the cooling fan 820 at a predetermined rated rotation speed. In addition, when the supply of power from the power supply circuit of the projector 2 is started, the projection device 816 becomes ready for image display, and power is supplied from the power supply circuit to various other components.

When the power switch 809 of the projector 2 is turned off, the power switch 809 sends a power-off signal to the CPU 801. When the CPU 801 detects the power-off signal, the CPU 801 gives a control signal to the LED driving circuit 814 to turn off the LED. Light source 815 is turned off. After that, when a predetermined time has elapsed, the CPU 801 gives a control signal to the fan driving circuit 819 to stop the cooling fan 820, terminates its own control processing, and finally gives an instruction to the power supply circuit to turn off the power supply. stop the supply of

<Structures of First Shielding Part and Second Shielding Part According to Embodiment>
Next, configurations of the first shielding portion 3 and the second shielding portion 4 according to the embodiment will be described.

FIG. 6A is a diagram for explaining the positional relationship between the window glass 1, the projector 2, and the first shielding portion 3. FIG. and a boundary 23 between the first area and the second area of the content on the window glass 1. (b) is a diagram for explaining the boundary 22 between the first area and the second area of the content on the exit window 21 of the projector. 2 is a diagram illustrating a surface 24 including a boundary 22 between regions and a boundary 23 between a first region and a second region of content on the window glass 1. FIG.

The first shielding part 3 is a plate-like member having a light shielding property (opaqueness) to visible light. The first shielding part 3 is suspended from the ceiling (not shown) and fixed at a predetermined angle between the projector 2 and the window glass 1 . Styrofoam, opaque acrylic resin, or the like can be used as the material of the first shielding portion 3 . However, the materials are not limited to these, and materials such as metal and cloth may be used as long as they have a light shielding property against visible light. Alternatively, the first shielding portion 3 may be manufactured by attaching a light-shielding film to transparent glass or resin, or by applying paint. Moreover, the first shielding part 3 is not limited to a plate-like member, and may be a film or the like.

It is preferable to use polystyrene foam or resin as the material because the first shielding part 3 can be made lighter. In addition, if a flexible member such as a film is used, as will be described later, it is possible to wind the film integrally with the roll screen, making it easy to carry and easy to install, which is preferable.

In FIG. 6A( a ), when projecting content onto the window glass 1 using the projector 2 , the content output from the projector 2 is also projected onto the exit window 21 .

In FIG. 6A(b), points A, B, C, . A plane formed by taking A′, B′, C′, .

FIG. 6B is a diagram for explaining the positional relationship between the window glass 1, the projector 2, and the first shielding part 3. (a) Positional relationship between the window glass 1, the projector 2, and the first shielding part 3 FIG. 3B is a diagram showing an example, and FIG. 3B is a diagram showing an example of positions of the window glass 1, the projector 2, and the first shielding portion 3. FIG.

In FIG. 6B(a), the first shielding part 3 is arranged so as to include part of the surface 24 including the boundary 22 and the boundary 23. In FIG. By arranging at least a part of the first shielding part 3 on the surface 24 in this way, when the content is viewed from the viewpoint B, the first region cannot be visually recognized by the first shielding part 3, while the content can be seen. A second region is visible.

In FIG. 6B(b), the first shielding part 3 is arranged on the surface 24 including the boundary 22 and the boundary 23. In FIG. By arranging the first shielding part 3 on the surface 24 in this way, when the content is viewed from the viewpoint B, the first area cannot be visually recognized by the first shielding part 3, while the second area of the content is hidden. is visible. Furthermore, by arranging the first shielding part 3 as shown in FIG. 6B(b), when the content is viewed from viewpoint A, the influence of the shadow can be suppressed as compared with FIG. 6B(a).

Next, FIGS. 7A and 7B are diagrams (part 2) for explaining an example of the configuration of the first shielding portion 3, where (a) is a diagram illustrating an example of the configuration of the first shielding portion according to the embodiment, and (b). It is a figure which shows an example of a structure of the 1st shielding part which concerns on a modification.

The first shielding portion 3 in FIG. 7(a) is shown for comparison with the first shielding portion 32 shown in FIG. 7(b), and is the same as that described in FIG. 6B(b). Therefore, the description is omitted.

In FIG. 7B , the first shielding part 32 according to the modification is arranged on the boundary 22 and the boundary 23 and tapers from the window glass 1 toward the projector 2 . By doing so, when the content is viewed from viewpoint A, the length d3 of the shadow cast by the first shielding portion 32 can be made shorter than the length d1 of the shadow cast by the first shielding portion 3. The unnecessary shadow area when viewed from the viewpoint A can be further reduced.

Next, the second shielding portion 4 will be described. The second shielding part 4 is a plate-like member provided on the back side of the window glass 1, as shown in FIG. As a material, styrofoam, opaque acrylic resin, or the like can be used, but materials such as metal and cloth may be used as long as they have a light-shielding property against visible light. Also, the member is not limited to a plate-like member, and a block-like member, a film-like member, or the like may be used. Since the material of the second shielding portion 4 is the same as that of the first shielding portion 3 described above, further detailed description thereof will be omitted.

The second shielding part 4 can be fixed by being hung from the ceiling or placed on the floor. Unlike the first shielding part 3, the second shielding part 4 can be installed so that the plane part of the second shielding part 4 is parallel to the plane part of the window glass 1. can be attached to the back side of the window glass 1 to provide the second shielding portion 4 . Moreover, although FIG. 1 shows an example in which the second shielding part 4 is arranged under the window glass 1 , the second shielding part 4 may be arranged at an arbitrary position on the back side of the window glass 1 .

<Computer configuration according to the embodiment>
Next, the configuration of the computer according to the embodiment will be described.

FIG. 8 is a block diagram showing an example of the hardware configuration of the computer 5. As shown in FIG. As shown in FIG. 8, the computer 5 includes a CPU 501, a ROM 502, a RAM 503, an HD 504, a HDD (Hard Disk Drive) controller 505, a display 506, and an external device connection I/F (Interface) 508. . The computer 5 also includes a network I/F 509 , a data bus 510 , a keyboard 511 , a pointing device 512 , a DVD-RW (Digital Versatile Disk Rewritable) drive 514 and a media I/F 516 .

Among these, the CPU 501 controls the operation of the computer 5 as a whole. The ROM 502 stores programs used to drive the CPU 501 such as IPL. A RAM 503 is used as a work area for the CPU 501 . The HD 504 stores various data such as programs. The HDD controller 505 controls reading or writing of various data to/from the HD 504 under the control of the CPU 501 . A display 506 displays various information such as cursors, menus, windows, characters, or images. The external device connection I/F 508 is an interface for connecting various external devices. The external device in this case is, for example, a USB (Universal Serial Bus) memory, a printer, or the like. A network I/F 509 is an interface for data communication using a communication network. A bus line 510 is an address bus, a data bus, or the like for electrically connecting each component such as the CPU 501 shown in FIG.

Also, the keyboard 511 is a kind of input means having a plurality of keys for inputting characters, numerical values, various instructions, and the like. A pointing device 512 is a kind of input means for selecting and executing various instructions, selecting a processing target, moving a cursor, and the like. A DVD-RW drive 514 controls reading or writing of various data to a DVD-RW 513 as an example of a removable recording medium. It should be noted that not only DVD-RW but also DVD-R or the like may be used. A media I/F 516 controls reading or writing (storage) of data to a media 515 such as a flash memory.

Next, FIG. 9 is a block diagram showing an example of the functional configuration of the computer according to the embodiment. As shown in FIG. 9, the computer 5 includes a character data acquisition section 51, an image data acquisition section 52, a content data generation section 53, and an arrangement template storage section . The computer 5 also includes a content data display section 55 , an instruction reception section 56 , an inversion processing section 57 , a position change processing section 58 , a size change processing section 59 and a transmission section 60 .

Here, the character data acquisition unit 51 is realized by the keyboard 511 and the like in FIG. 8, and the image data acquisition unit 52 is realized by the external device connection I/F 508, the media 515 and the like in FIG. The external device in this case is an external computer, digital camera, USB memory, or the like. The layout template storage unit 54 is implemented by the HD 504 or the like in FIG.

The content data display unit 55 is implemented by the display 506 or the like in FIG. 8, and the instruction reception unit 56 is implemented by the keyboard 511 or the pointing device 512 or the like in FIG. The transmission unit 60 is implemented by the external device connection I/F 508 in FIG. The external device in this case is the projector 2 .

Furthermore, the content data generation unit 53, the reversing processing unit 57, the position change processing unit 58, and the size change processing unit 59 are implemented by the CPU 501 in FIG. 8 executing a predetermined program.

Character data acquisition unit 51 acquires character data input by an administrator or the like of display system 100 using keyboard 511 or the like, and outputs the character data to content data generation unit 53 .

The image data acquisition unit 52 acquires image or video data from an external computer, a digital camera, an external device such as a USB memory, media 515 , or the like, and outputs the data to the content data generation unit 53 . An image or video is an image that provides information for attracting customers, advertising, or the like, as described above. The image data acquisition unit 52 can acquire an image file generated in advance by an external computer, an image file captured by a digital camera, or the like via the external device connection I/F 508 or the like.

The content data generation unit 53 arranges the input character data, image data or video data according to the template stored in the layout template storage unit 54 to generate content data. A template is created in advance according to the application and stored in the layout template storage unit 54 . Content data generated according to the template is subjected to image processing such as reversing processing, position change processing, and size change processing in accordance with instructions from the operator, and the content data is edited. The content data generation unit 53 outputs the generated content data to the content data display unit 55 and the inversion processing unit 57 .

The content data display unit 55 displays the input content data on the display 506 or the like. While visually recognizing the content data displayed by the content data display unit 55, the operator uses the pointing device 512 or the like to instruct reversal, position change, and size change of character data, image data, or video data in the content data. conduct. The instruction receiving portion 56 receives these instructions, and outputs data indicating the content of the instruction to the reversing processing portion 57, the position change processing portion 58, and the size change processing portion 59, respectively.

The inversion processing unit 57 performs image processing for horizontally inverting at least one of character data, image data, and video data in content data according to an input instruction. Then, the processed content data is output to the position change processing section 58 .

The position change processing unit 58 executes image processing to change the position of at least one of character data, image data, and video data in the content data input from the reverse processing unit 57 according to the input instruction. Then, the processed content data is output to the size change processing section 59 .

The size change processing unit 59 executes image processing for changing the size of at least one of character data, image data, and video data in the content data input from the position change processing unit 58 in accordance with the input instruction. Then, it outputs the processed content data to the transmission unit 60 .

The transmission unit 60 outputs the processed content data input from the size change processing unit 59 to the projector 2 via the external device connection I/F 508 .

Note that the order of processing by the reversing processing unit 57, the position change processing unit 58, and the size change processing unit 59 can be changed as appropriate.

<Processing by computer according to the embodiment>
Next, processing by a computer according to the embodiment will be described.

FIG. 10 is a flow chart showing an example of processing by the computer 5. As shown in FIG.

First, in step S<b>101 , the character data acquisition unit 51 acquires character data input by the administrator or the like of the display system 100 using the keyboard 511 or the like, and outputs the character data to the content data generation unit 53 .

Subsequently, in step S 102 , the image data acquisition unit 52 acquires image data or video data from an external computer, digital camera, external device such as a USB memory, media 515 , etc., and outputs the data to the content data generation unit 53 .

Note that the order of the processes in steps S101 and S102 may be changed as appropriate. Also, both processes may be executed in parallel.

Subsequently, in step S103, the content data generation unit 53 arranges the input character data, image data or video data according to the template stored in the layout template storage unit 54 to generate content data. Then, the generated content data is output to the content data display section 55 and the inversion processing section 57 .

Subsequently, in step S104, the content data display unit 55 displays the input content data on the display 506 or the like. While visually recognizing the content data displayed by the content data display unit 55, the operator uses the pointing device 512 or the like to instruct reversal, position change, and size change of character data, image data, or video data in the content data. It can be carried out.

Subsequently, in step S105, the instruction receiving unit 56 receives an instruction from the operator, and outputs data indicating the content of the instruction to the reversing processing unit 57, the position change processing unit 58, and the size change processing unit 59, respectively.

Subsequently, in step S106, the inversion processing unit 57 determines whether or not there is an instruction for inversion processing based on the input instruction. If it is determined that an instruction for reversing processing has been given (step S106, Yes), the process proceeds to step S107, and the reversing processing unit 57 converts at least character data, image data, or video data in the content data according to the input instruction. Executes image processing for horizontally inverting one side. Then, the processed content data is output to the position change processing section 58 .

On the other hand, if it is determined in step S106 that there is no instruction for the reversing process (step S106, No), the process proceeds to step S108.

Subsequently, in step S108, the position change processing unit 58 determines whether or not there is an instruction for position change processing based on the input instruction. If it is determined that there has been an instruction for position change processing (step S108, Yes), the process proceeds to step S109, and the position change processing unit 58 converts character data, image data, or video data in the content data according to the input instruction. performs image processing to change the position of at least one of Then, the processed content data is output to the size change processing section 59 .

On the other hand, if it is determined in step S108 that there is no instruction to change the position (step S108, No), the process proceeds to step S110.

Subsequently, in step S110, the size change processing unit 59 determines whether or not there is an instruction for size change processing based on the input instruction. If it is determined that there has been an instruction for size change processing (step S110, Yes), the process moves to step S111, and the size change processing unit 59 converts character data, image data, or video data in the content data according to the input instruction. performs image processing to change the size of at least one of Then, it outputs the processed content data to the transmission unit 60 .

On the other hand, if it is determined in step S110 that there is no instruction to change the size (step S110, No), the process proceeds to step S112.

The order of the reversing process (steps S106 and S107), the position change process (steps S108 and S109), and the size change process (steps S110 and S111) can be changed as appropriate.

Subsequently, in step S<b>112 , the transmission unit 60 outputs the processed content data input from the size change processing unit 59 to the projector 2 via the external device connection I/F 508 .

In this way, the computer 5 generates a predetermined image in the content data generated based on the character data, image data or video data input from the external device in accordance with instructions from an operator such as an administrator of the display system 100. Execute the process. Then, the processed content data can be transmitted to the projector 2 . Thereby, the display system 100 can display on the window glass 1 content in which the orientation, position, and size of characters, images, or videos are edited according to the operator's request.

<Example of content data displayed by the content data display unit>
Next, examples of content data displayed on the display 506 (FIG. 8) of the computer 5 by the content data display unit 55 will be described with reference to FIGS. 11 to 14. FIG. 11 to 14 all show screens displayed on the display 506. FIG. 11 to 14 show contents projected onto the surface side of the window glass 1. FIG.

FIG. 11 is a diagram (Part 1) showing an example of content data. In FIG. 11, a character data area 551a is displayed in the upper part of the screen 551, a character data area 551c is displayed in the lower part, and an image data area 551b is displayed in the center. When the character data area 551a is made invisible when the content is viewed from the viewpoint B by the first shielding unit 3, the operator, while looking at the screen 551, may view the character data area 551a as a "partial image projected on the back side. A region” is instructed to be horizontally reversed. When the character data area 551c is made invisible when the content is viewed from the viewpoint B by the first shielding part 3, the operator horizontally inverts the character data area 551c as a "partial image area projected on the back side". give instructions.

Here, the "partial image area projected on the back side" means that, in the content projected onto the window glass 1, when the content projected from the B viewpoint is viewed from the B viewpoint by the first shielding part 3, It is an area that is shielded so that it cannot.

Also, while viewing the screen 551, the operator can issue an instruction to change the position of each area according to the position where the character, image, or video is to be displayed. Furthermore, it is possible to instruct to change the size of each area according to the amount of characters in the character data areas 551a and 551c, the size of the image or video data to be displayed in the image data area 551b, and the like.

FIG. 12 is a diagram (part 2) showing an example of content data. In FIG. 12, an image data area 552a is displayed in the upper part of the screen 552, an image data area 552c is displayed in the lower part, and a character data area 552b is displayed in the center. When the character data area 552b is made invisible from the viewpoint B by the first shielding part 3, the operator, while looking at the screen 552, moves the character data area 552b to the left and right as a "partial image area to be projected on the back side". Instruct to reverse. When the character data area 552b is hidden by the second shielding part 4, the operator does not horizontally reverse the character data area 552b.

Since the position and size of each area are the same as those described with reference to FIG. 11, description thereof will be omitted.

FIG. 13 is a diagram (part 3) showing an example of content data. In FIG. 13, a character data area 553a is displayed in the left part of the screen 552, a character data area 553c is displayed in the right part, and an image data area 553b is displayed in the center. When the character data area 553a is made invisible from the viewpoint B by the first shielding part 3, the operator, while looking at the screen 553, moves the character data area 553a to the left and right as a "partial image area to be projected on the back side". Instruct to reverse. Further, when the character data area 553c is to be made invisible from the viewpoint B by the first shielding part 3, the operator issues an instruction to horizontally invert the character data area 553c as a "partial image area projected on the back side". I do.

Since the position and size of each area are the same as those described with reference to FIG. 11, description thereof will be omitted.

FIG. 14 is a diagram (part 4) showing an example of content data. In FIG. 14, an image data area 554a is displayed in the left part of the screen 554, an image data area 554c is displayed in the right part, and a character data area 554b is displayed in the center. When the character data area 554b is made invisible when the content is viewed from the viewpoint B by the first shielding part 3, the operator, while looking at the screen 554, displays the character data area 554b as a "partial image projected on the back side. A region” is instructed to be horizontally reversed. When the character data area 554b is made invisible from the viewpoint A by the second shielding part 4, the operator does not horizontally reverse the character data area 554b.

Since the position and size of each area are the same as those described with reference to FIG. 11, description thereof will be omitted.

In this manner, the operator can give instructions for horizontal reversal, position change, and size change while viewing the content data displayed on the display 506 or the like. Note that the instructions described with reference to FIGS. 11 to 14 are only examples, and the operator can also give instructions for left-right reversal, position change, and size change other than those described above.

<effect>
As described above, in the display system 100 according to the present embodiment, out of the content projected onto the surface side of the content-displayed portion such as the window glass 1, characters, images, or images that appear horizontally reversed when viewed from the viewpoint A are displayed. The image can be shielded by the second shielding part 4, and the characters, images, or images that appear to be horizontally reversed when viewed from the viewpoint B can be shielded by the first shielding part 3 so that they cannot be visually recognized. As a result, it is possible to prevent a person viewing the content from the viewpoint A and the viewpoint B from being distracted by the horizontally reversed characters, and to appropriately provide information in the form of characters, images, or videos displayed in the correct direction. .

The display system 100 also includes a computer 5 that is communicably connected to the projector 2 wirelessly or by wire, and content data can be transmitted from the computer 5 to the projector 2 .

Furthermore, the computer 5 can perform predetermined image processing on content data generated based on character data, image data, or video data in accordance with instructions from an operator such as a display system administrator. As a result, it is possible to display on the window glass 1 content in which the direction, position, and size of characters, images, or videos are edited according to the operator's request.

[Second embodiment]
Next, a display system according to the second embodiment will be described. Note that descriptions of components that are the same as those of the already described embodiment will be omitted.

FIG. 15 is a diagram illustrating an example of the configuration of the display system according to this embodiment. As shown in FIG. 15, the display system 100a includes a roll screen 1a as a content displayed portion instead of the window glass 1 in the first embodiment. The roll screen 1a is detachably suspended from a fixed portion provided on the ceiling 200. As shown in FIG. Here, the roll screen 1a is an example of a "roll-up type display surface".

The roll screen 1a includes a cylindrical storage portion 11a and a screen 12a made of a flexible member such as thin resin or cloth. The accommodation portion 11a accommodates the screen 12a by winding it around a shaft provided in the accommodation portion 11a. The shaft provided inside the storage portion 11a is an example of a winding portion. The screen 12a is wound and stored in the storage portion 11a when stored. When used as a screen, the storage portion 11a is pulled down in the direction of the dashed arrow, and the screen 12a is pulled out from the storage portion 11a. The pulled out screen 12a constitutes a plane portion on which content is projected. Note that FIG. 15 shows the screen 12a in the process of being pulled out.

The screen 12a has light diffusing properties and light transmissive properties. When the content is projected from the projector 2 onto the plane portion, the content can be displayed and viewed from both the front side (viewpoint B side) and the back side (viewpoint A side).

The roll screen 1a can be attached and detached from the ceiling 200, and the size can be reduced by storing the screen 12a in the storage portion 11a, so that it can be easily carried and installed in an arbitrary place such as the ceiling inside the store. .

FIG. 16 is a diagram illustrating in more detail an example of the configuration of the roll screen 1a. (a) is a diagram showing a state before the screen 12a is pulled out, and (b) is a diagram showing a state after the screen 12a is pulled out.

In FIG. 16A, the screen 12a is housed in the housing portion 11a, and the housing portion 11a is raised to a position close to the ceiling 200. In FIG. From this state, when the storage portion 11a is pulled down in the direction indicated by the dashed arrow, the screen 12a is pulled out from the storage portion 11a, and a flat portion on which contents are projected is constructed as shown in FIG. 16(b).

Further, as shown in FIG. 16B, in the roll screen 1a, when pulled out from the storage portion 11a, the first shielding portion 3a is arranged above the screen 12a (near the ceiling 200), and the lower portion of the screen 12a , a second shielding portion 4a is arranged.

The first shielding part 3a is made of a light-shielding and flexible film or cloth, and as shown in FIG. It is fixed to a part of 12a. Since the screen 12a is flexible, when the screen 12a is wound into the storage portion 11a, it is wound together with the screen 12a and stored in the storage portion 11a. When the storage section 11a is pulled down, it is pulled out from the storage section 11a together with the screen 12a, and is arranged between the screen 12a and the projector 2, and the content is viewed from the viewpoint B of the "partial image area projected on the back side". Occasionally becomes invisible so that it can be shielded.

The second shielding part 4a is similarly made of a light-shielding and flexible film or cloth, and is attached to the lower back side of the screen 12a. Since the screen 12a is flexible, when the screen 12a is wound into the storage portion 11a, it is wound together with the screen 12a and stored in the storage portion 11a. When the storage part 11a is pulled down, it is pulled out from the storage part 11a together with the screen 12a, and a ``partial image to be displayed on the surface side'' can be shielded so as not to be visually recognized when the contents are viewed from the viewpoint A.例文帳に追加

<effect>
As described above, in this embodiment, the roll screen 1a is provided as a content display target portion. Since the roll screen 1a can be easily carried, it is possible to construct the display system 100a not only in a limited place like the window glass 1 but also in an arbitrary place such as a store or an exhibition hall. .

In addition, by integrating the first shielding part 3a and the second shielding part 4a with the screen 12a so that they can be stored in the storage part 11a, the first shielding part 3a and the second shielding part 4a are integrated with the roll screen 1a. It can be carried in a compact form, and is easy to handle. In addition, the work of installing the first shielding part 3a and the second shielding part 4a can be simplified, and the work of constructing (installing) the display system 100a can be simplified.

Effects other than the above are the same as those described in the first embodiment. This point is the same for the third embodiment and the fourth embodiment described below.

[Third embodiment]
Next, a display system according to the third embodiment will be described.

FIG. 17 is a diagram illustrating an example of the configuration of the display system 100b according to this embodiment. As shown in FIG. 17, in this embodiment, the projector 2 is placed on the floor and the content is projected from the projector 2 onto the window glass 1 .

In this case, the first shielding part 3b is arranged under the window glass 1. As shown in FIG. Further, the second shielding part 4b may be arranged at any position on the back side of the window glass 1, but is arranged above the window glass 1 in the example of FIG.

By placing the projector 2 on the floor, the installation position of the projector 2 can be determined more flexibly than when the projector 2 is suspended from the ceiling or installed on an installation stand or the like. can be changed.

FIG. 18 is a diagram illustrating an example of the configuration of a display system 100c according to a modification of the embodiment. 17, the projector 2 is placed on the floor, and the first shielding portion 3b is arranged below the window glass 1. As shown in FIG. On the other hand, the second shielding portion 4c is a block-shaped member that is thicker than the plate-shaped member, and is arranged in the center of the back side of the window glass 1. As shown in FIG.

FIG. 19 is a diagram illustrating an example of content by the display system 100c. (a) is a diagram showing an example of content in an unshielded state, (b) is a diagram showing the content of (a) with reversed characters and images or videos viewed from viewpoint A, and (c) 10] is a diagram showing the content of (a) in which reversed characters and images or videos are shielded when viewed from viewpoint B. [FIG.

FIG. 19(a) shows the content viewed from the viewpoint A, and since it is not shielded, the central portion contains horizontally reversed characters and images or video.

In FIG. 19(b), the horizontally reversed characters and image or video of the content viewed from the viewpoint A are shielded by the second shielding portion 4c. Here, the planar portion of the second shielding portion 4c includes an information display portion for displaying information on the back side of the window glass 1. As shown in FIG. In the example of FIG. 19(b), the information display section displays the characters "advertisement of company A".

In this way, by using the planar portion of the second shielding portion 4c, it is possible to display different information in the content projected on the front side and the back side. Although an example in which the second shielding portion 4c is configured by a block-shaped member has been shown, it is not limited to this, and may be configured by a plate-shaped member, a film-shaped member, or the like.

FIG. 19(c) shows the content as seen from the viewpoint B, in which the horizontally reversed characters and image or video are shielded in the lower portion of the content.

<effect>
As described above, in the present embodiment, the projector 2 is installed on the floor. The installation position can be determined and changed more flexibly.

In addition, by providing an information display section using the plane portion of the second shielding section 4c, it is possible to display different information in the content projected on the front side and the back side.

[Fourth embodiment]
Next, a display system according to the fourth embodiment will be described.

FIG. 20 is a diagram illustrating an example of the configuration of a display system 100d according to this embodiment. As shown in FIG. 20, the display system 100d includes a projector 2d.

The projector 2d has an exit window 21d and an external device connection I/F 818, and is internally provided with an optical engine that generates a projected image of content. When content data is transmitted from, for example, a personal computer or a digital camera connected to the external device connection I/F 818, the projector 2d generates content to be projected based on the transmitted content data by the optical engine. As shown, content is projected onto window glass 1 from exit window 21d. Since the hardware configuration of the projector 2d is the same as that described using FIG. 5, the description is omitted here.

The projector 2d has a short-focus projection optical system and projects content light reflected by a curved mirror included in the projection optical system. As a result, the projector 2d can project content from a close distance to the window glass 1, and by narrowing the distance between the projector 2d and the window glass 1, the overall size of the display system 100d can be reduced. .

Although the embodiments have been described above, the present invention is not limited to the specifically disclosed embodiments described above, and various modifications and changes are possible without departing from the scope of the claims. .

Embodiments also include display methods. For example, the display method includes a projecting step of projecting content, which is an image or video including a first area and a second area, onto the surface of a content display portion having a first surface and a second surface; When the projected content is viewed from the second surface, the content projected onto the first area and the second area can be visually recognized, and the projected content can be viewed from the first surface. and a first shielding step disposed between the content displayed portion and the projection portion so that the content projected onto the first area cannot be viewed when the content is displayed. With such a display method, the same effects as those of the above-described display system and display device can be obtained.

Further, embodiments also include programs. For example, the program may cause the image processing apparatus to operate as an instruction reception unit that receives an instruction from an operator, a content data generation unit that generates content data including input character data and content image data, and a content data display that displays the content data. , a reversal processing unit that horizontally reverses at least one of the character data, the image data, and the video data in the content data in accordance with the instruction, and a transmission unit that transmits the processed content data. With such a program, the same effects as those of the display system and display device described above can be obtained.

Also, each function of the embodiments described above can be realized by one or more processing circuits. Here, the "processing circuit" in this specification means a processor programmed by software to perform each function, such as a processor implemented by an electronic circuit, or a processor designed to perform each function described above. devices such as ASICs (Application Specific Integrated Circuits), DSPs (digital signal processors), FPGAs (field programmable gate arrays) and conventional circuit modules.

1 Window glass (an example of a part where content is displayed)
1a Roll screen (an example of content displayed part)
11a storage unit 12a screen 2 projector (an example of a projection unit)
3 First shielding part 4 Second shielding part 5 Computer (an example of an image processing device)
51 character data acquisition unit 52 image data acquisition unit 53 content data generation unit 54 layout template storage unit 55 content data display unit 56 instruction reception unit 57 inversion processing unit 58 position change processing unit 59 size change processing unit 60 transmission unit 10 display device

JP-A-2009-210778 JP 2015-226296 A

Claims (8)

a projection unit that projects content, which is an image or video including a first area and a second area, onto the first surface of a content display unit having a first surface and a second surface;
When the projected content is viewed from the second surface, the content projected onto the first area and the second area can be visually recognized, and the projected content can be viewed from the first surface. A display device comprising: a first shielding portion arranged between the content displayed portion and the projection portion so that the content projected onto the first area cannot be visually recognized when viewed. the projection unit has an output surface for projecting the content onto the content display target unit;
The first shielding portion includes a boundary between the first region and the second region on the content displayed portion and a boundary between the first region and the second region of the content on the output surface. 2. The display device according to claim 1, wherein at least a portion of the display device is arranged on a surface connecting the . 3. The display device according to claim 1, wherein the first shielding portion is tapered toward the projection portion. Further comprising a second shielding part provided on the second surface and shielding at least part of the content projected onto the second area when the projected content is viewed from the second surface. Item 4. The display device according to any one of Items 1 to 3. 5. The display device according to any one of claims 1 to 4, further comprising the content displayed portion. The display device further includes a storage unit that stores the content display target unit,
6. The display device according to claim 5, wherein the storage section includes a winding section that winds up the content-displayed section. a projecting step of projecting content, which is an image or video including a first region and a second region, onto the first surface of a content display portion having a first surface and a second surface by a projection unit ;
When the projected content is viewed from the second surface, the content projected onto the first area and the second area can be visually recognized, and the projected content can be viewed from the first surface. and a step of shielding the content projected onto the first region by a first shielding portion disposed between the content displayed portion and the projection portion so that the content projected onto the first region cannot be viewed. . A display system including a display device and an image processing device communicably connected to the display device,
The display device
a projection unit that projects content, which is an image or video including a first area and a second area, onto the first surface of a content display unit having a first surface and a second surface;
When the projected content is viewed from the second surface, the content projected onto the first area and the second area can be visually recognized, and the projected content can be viewed from the first surface. a first shielding portion arranged between the content displayed portion and the projection portion so that the content projected onto the first region cannot be visually recognized when viewed;
The image processing device is
an instruction receiving unit that receives an operator's instruction;
a content data generation unit that generates content data based on input character data, image data or video data;
a content data display unit that displays the content data;
an inversion processing unit that horizontally inverts at least one of the character data, the image data, and the video data in the content data in accordance with the instruction;
and a transmission unit configured to transmit the processed content data to the display device.

Images