WO2011161749A1 - Dispositif d'affichage de position incidente d'un faisceau laser - Google Patents

Dispositif d'affichage de position incidente d'un faisceau laser Download PDF

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Publication number
WO2011161749A1
WO2011161749A1 PCT/JP2010/060454 JP2010060454W WO2011161749A1 WO 2011161749 A1 WO2011161749 A1 WO 2011161749A1 JP 2010060454 W JP2010060454 W JP 2010060454W WO 2011161749 A1 WO2011161749 A1 WO 2011161749A1
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WO
WIPO (PCT)
Prior art keywords
laser beam
liquid crystal
incident position
light
incident
Prior art date
Application number
PCT/JP2010/060454
Other languages
English (en)
Japanese (ja)
Inventor
潤一 内田
Original Assignee
Uchida Junichi
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Filing date
Publication date
Application filed by Uchida Junichi filed Critical Uchida Junichi
Priority to PCT/JP2010/060454 priority Critical patent/WO2011161749A1/fr
Publication of WO2011161749A1 publication Critical patent/WO2011161749A1/fr

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F41—WEAPONS
    • F41J—TARGETS; TARGET RANGES; BULLET CATCHERS
    • F41J5/00—Target indicating systems; Target-hit or score detecting systems
    • F41J5/04—Electric hit-indicating systems; Detecting hits by actuation of electric contacts or switches
    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63F—CARD, BOARD, OR ROULETTE GAMES; INDOOR GAMES USING SMALL MOVING PLAYING BODIES; VIDEO GAMES; GAMES NOT OTHERWISE PROVIDED FOR
    • A63F9/00—Games not otherwise provided for
    • A63F9/02—Shooting or hurling games
    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63F—CARD, BOARD, OR ROULETTE GAMES; INDOOR GAMES USING SMALL MOVING PLAYING BODIES; VIDEO GAMES; GAMES NOT OTHERWISE PROVIDED FOR
    • A63F9/00—Games not otherwise provided for
    • A63F9/02—Shooting or hurling games
    • A63F9/0204—Targets therefor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F41—WEAPONS
    • F41G—WEAPON SIGHTS; AIMING
    • F41G3/00—Aiming or laying means
    • F41G3/26—Teaching or practice apparatus for gun-aiming or gun-laying
    • F41G3/2616—Teaching or practice apparatus for gun-aiming or gun-laying using a light emitting device
    • F41G3/2622—Teaching or practice apparatus for gun-aiming or gun-laying using a light emitting device for simulating the firing of a gun or the trajectory of a projectile
    • F41G3/2655—Teaching or practice apparatus for gun-aiming or gun-laying using a light emitting device for simulating the firing of a gun or the trajectory of a projectile in which the light beam is sent from the weapon to the target
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S3/00—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received
    • G01S3/78—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received using electromagnetic waves other than radio waves

Definitions

  • the present invention relates to a laser beam incident position display device for displaying an incident position of a laser beam irradiated from a simulated gun.
  • one trainer wears a simulation device related to shooting, and a laser beam from a simulated gun held by another trainee (player) enters this light receiver.
  • a simulation device related to shooting
  • a laser beam from a simulated gun held by another trainee enters this light receiver.
  • a screen an image output means (such as a computer) that outputs an image including the target, an image projection means (projector) that projects an image output from the image output means onto the screen, and a visible light removal filter are used.
  • a shooting simulator CCD camera, video camera
  • JP 2008-20114 A Japanese Patent Laid-Open No. 2007-71403
  • an image output means (computer or the like) that outputs an image including a target, an image projection means (projector) that projects an image output from the image output means on a screen
  • the imaging means CCD camera, video camera
  • captures the image projection plane through the visible light removal filter and acquires the image data of the beam point generated on the image projection plane is an indispensable component, so the number of parts is In addition, the manufacturing cost is greatly increased. Further, if there is no space for arranging these components, it is impossible to execute a shooting simulation, and it is difficult to execute shooting training in a relatively small room.
  • an object of the present invention is to provide a laser beam incident position display device that can reduce the manufacturing cost and can execute shooting training even in a small space.
  • the present invention is a laser beam incident position display device for displaying an incident position where a laser beam irradiated from a simulated gun is incident, and the laser beam is incident and a voltage is applied to display the incident position of the laser beam.
  • Liquid crystal display means an optical sensor provided in the liquid crystal display means for detecting the laser beam incident on the liquid crystal display means, and the laser beam in the liquid crystal display means based on the detection result of the laser beam by the optical sensor.
  • Position specifying means for specifying the incident position; and display control means for causing the liquid crystal display means to display the incident position specified by the position specifying means by applying a voltage to the liquid crystal display means. It is characterized by that.
  • the laser beam emitted from the simulated gun enters the liquid crystal display means and is detected by the optical sensor. Based on the detection result of the laser beam by the optical sensor, the incident position of the laser beam in the liquid crystal display unit is specified by the position specifying unit.
  • the voltage application means applies a voltage to the liquid crystal display means, so that the incident position specified by the position specification means is displayed on the liquid crystal display means.
  • laser beam traces from the simulated gun can be displayed on the liquid crystal display means.
  • the laser beam incident position display device does not require a projector, a video camera (CCD camera), etc., and can be manufactured with a simple configuration and at a low cost.
  • the present invention it is possible to reduce the manufacturing cost with a simple configuration, and it is possible to execute a shooting training even in a relatively small space.
  • FIG. 1 is a front view of a laser beam incident position display device according to a first embodiment of the present invention. It is a block diagram which shows the control system of the laser beam incident position display apparatus which concerns on 1st Embodiment of this invention. It is explanatory drawing which showed the internal structure of the display member (single liquid crystal layer) of the laser beam incident position display apparatus which concerns on 1st Embodiment of this invention. It is explanatory drawing which showed the state in which light reflects with the display member (single liquid crystal layer) of the laser beam incident position display apparatus which concerns on 1st Embodiment of this invention.
  • laser beam means a laser beam emitted from a simulated gun
  • light is distinguished from a laser beam, such as sunlight (natural light), a fluorescent lamp, etc. Means light.
  • the principle of laser beam irradiation from the simulated gun 12 will be described.
  • an optical excitation device (not shown) and a pair of mirrors (not shown) are accommodated, energy is injected into the laser medium from outside to excite light, and this light is reciprocated by the mirror. .
  • light of the same phase is added, and the light is amplified while reciprocating through the mirror, so that a laser beam with reduced energy and directivity is generated.
  • the amplified laser light having the same phase is transmitted as a laser beam through the mirror, emitted from the simulated gun 12 to the outside, and irradiated toward the laser beam incident position display device 10 described later.
  • the laser beam incident position display device 10 includes a frame member 14.
  • a circular hole 16 is formed on one side surface of the frame member 14.
  • the circular hole 16 is provided with a display member (display means) 18 for displaying the incident position of the laser beam.
  • the frame member 14 is provided with a plurality of (two in this embodiment) speakers 20.
  • the shape is not limited to the circular hole 16, and may be other shapes such as a quadrangle and a triangle, and may be an outline such as a human shadow or an animal shadow.
  • a plurality of sensors for example, optical sensors 32 (laser light detection means, see FIGS. 3 and 4) for detecting a laser beam are provided inside the frame member 14 and on the back side of the display member 18. It has been.
  • the sensors 32 are provided so as to be uniform over the entire shooting area of the display member 18.
  • the display member 18 has a plurality of liquid crystal layers 36 (see FIG. 4) arranged on the same plane, and one sensor 32 corresponds to the back side of each liquid crystal layer 36 (one-to-one correspondence). Relationship).
  • the senor 32 has a property of detecting a laser beam, such as a material whose conductivity is changed by light, a device that generates an electromotive force by light, a device that detects light as heat, and a device that performs photoelectric conversion. is there. For this reason, when a laser beam is incident on any one of the shooting areas of the display member 18, the laser beam is detected by the sensor 32 corresponding to the liquid crystal layer 36 that is the incident position of the laser beam among the plurality of sensors 32.
  • photoconductive type photoconductive cell (element: CdS, PbS, Se)
  • photovoltaic type photovoltaic sensor
  • Examples include an internal amplification sensor (element: phototransistor, avalanche photodiode), area sensor (element: photodiode array, CCD image sensor, MOS image sensor), thermoelectric effect type (element: pyroelectric sensor), and the like.
  • a photoconductive type photoconductive element electrons that move freely in response to the energy of light are generated. It has a basic circuit in which the resistance increases when it is not exposed to light and decreases when it is exposed to light. By this change, a laser beam can be detected and a detection signal can be output.
  • a photovoltaic type photovoltaic element generates a potential difference inside when irradiated with light (photovoltaic effect).
  • photodiode when light is applied to the pn junction, electron-hole pairs are generated, which are collected in the n region and the p region, respectively, and a photocurrent is taken out through the electrode.
  • the phototransistor is a transistor having a photodiode structure and an element having an amplification function.
  • the avalanche photodiode electrons generated by light are accelerated in the electric field layer of the pn junction so as to have a large energy and emit electrons one after another to double. This makes it possible to detect weak light.
  • thermoelectric effect type pyroelectric element detects light energy once changed to heat. Inside this sensor element, positive and negative charges are arranged in a certain direction due to the polarization phenomenon, and the characteristics as a dielectric are exhibited. However, this polarization phenomenon is changed by heat, and charges are generated at both ends of the element (focus). Electric effect). Examples of the element exhibiting the pyroelectric effect include single crystal TGS, LiTaO 3 , and polymer film PVDF.
  • a control device 22 is provided inside the frame member 14.
  • the control device 22 includes a CPU (or CPU circuit) 24 (position specifying means) that specifies the incident position of the laser beam on the display member 18 based on detection signals from the plurality of sensors 32, and a display member that is the incident position of the laser beam.
  • a power supply circuit 26 (voltage applying means) for applying a predetermined voltage to 18 liquid crystal layers 36 (specifically, electrodes 50, 52, (62, 64), (74, 76) in FIG. 4), and a speaker.
  • a sound source circuit 28 that outputs a predetermined sound effect from 20, a correspondence (table) between a detection signal of the sensor 32 and an incident site (liquid crystal layer 36) of the display member 18, and a ROM 30 that stores sound effect data; It consists of In the configuration in which different types of detection signals are output for each sensor 32, the ROM 30 indicates correspondence relationships (tables) between different types of detection signals for each sensor 32 and the incident site (liquid crystal layer 36) of the display member 18. It may be memorized.
  • the CPU 24 specifies the incident position of the laser beam on the display member 18 based on the detection signals from the plurality of sensors 32. For example, when a laser beam is received by the sensor 32 disposed on the left side of the shooting region of the display member 18, a detection signal is output from the sensor 32 that has received the laser beam to the control device 22. Then, the CPU 24 recognizes the sensor 32 that has output this detection signal, refers to the table stored in the ROM 30, and specifies the incident position of the laser beam on the display member 18 (for example, the left liquid crystal layer 36). Alternatively, the CPU 24 may specify the sensor 32 according to the type of the detection signal, and thereby specify the incident position of the laser beam on the display member 18.
  • the power supply circuit 26 applies a predetermined voltage to the incident position of the laser beam on the display member 18 specified by the CPU 24. Specifically, a predetermined voltage is applied between the transparent electrodes 50, 52, (62, 64), (74, 76) of the liquid crystal layer 36 at which the laser beam is incident. As a result, the color of the incident part of the display member 18 on which the laser beam is incident changes.
  • the power supply circuit 26 is controlled by the CPU 24.
  • the sound source circuit 28 outputs a predetermined sound effect via the speaker 20 based on the sound data of the sound effect stored in the ROM 30 at the same time when the laser beam is detected by any one of the plurality of sensors 32. . For this reason, the player hears the sound effect at the moment when the laser beam reaches the shooting area of the display member 18.
  • the sound source circuit 28 is controlled by the CPU 24.
  • the sound source circuit 28 controls the output of sound effects from the speaker 20.
  • the display member 18 is composed of electronic paper 34 provided with a cholesteric liquid crystal material.
  • the electronic paper 34 is configured by arranging a plurality of liquid crystal layers 36 in a so-called matrix on the same plane. That is, one liquid crystal layer 36 is a cell.
  • the liquid crystal layers 36 adjacent on the same plane are fixed by an adhesive material such as an adhesive or a double-sided tape.
  • a transparent sheet member for example, a resin sheet
  • Each liquid crystal layer 36 is formed by stacking blue, green and red cholesteric liquid crystal materials in the thickness direction.
  • each liquid crystal layer 36 includes a blue cholesteric liquid crystal material layer 38 through which laser beams are transmitted, a green cholesteric liquid crystal material layer 40 through which laser beams are transmitted, a red cholesteric liquid crystal material layer 42 through which laser beams are transmitted, Are stacked in the thickness direction.
  • the cholesteric liquid crystal has a property of reflecting only a specific wavelength (light).
  • light such as sunlight or fluorescent light
  • a predetermined wavelength of blue, green, or red is reflected to display in full color.
  • light of all colors of blue, green, and red is reflected, it becomes the three primary colors of light and appears white with the naked eye.
  • the blue cholesteric liquid crystal material layer 38 includes a pair of transparent films 44 and 46 through which a laser beam and light are transmitted, a blue cholesteric liquid crystal material 48 interposed between the transparent films 44 and 46, and a pair of transparent films. And transparent electrodes 50 and 52 provided at the boundary between the surfaces of 44 and 46 and the blue cholesteric liquid crystal material 48.
  • the blue cholesteric liquid crystal material 48 of each liquid crystal layer 36 is sealed with a sealant 54.
  • the green cholesteric liquid crystal material layer 40 includes a pair of transparent films 56 and 58 through which a laser beam and light are transmitted, a green cholesteric liquid crystal material 60 interposed between the transparent films 56 and 58, and a pair of transparent films. And transparent electrodes 62 and 64 provided at the boundary between the surfaces of 56 and 58 and the green cholesteric liquid crystal material 60.
  • the green cholesteric liquid crystal material 60 of each liquid crystal layer 36 is sealed with a sealant 66.
  • the red cholesteric liquid crystal material layer 42 includes a pair of transparent films 68 and 70 through which laser light and light are transmitted, a red cholesteric liquid crystal material 72 interposed between the transparent films 68 and 70, and a pair of transparent films. And transparent electrodes 74 and 76 provided at the boundary between the surface of 68 and 70 and the red cholesteric liquid crystal material.
  • the red cholesteric liquid crystal material of each liquid crystal layer 36 is sealed with a sealant 78.
  • each liquid crystal layer 36 includes a blue cholesteric liquid crystal material layer 38 located on the most surface side, and a green cholesteric liquid crystal material layer 38 located on the back side (back side) of the blue cholesteric liquid crystal material layer 38.
  • the red cholesteric liquid crystal material layer 42 positioned on the back (back) side of the green cholesteric liquid crystal material layer 40 is overlapped in the thickness direction.
  • the display member 18 is configured by arranging a plurality of liquid crystal layers 36 having the above-described configuration on the same plane.
  • a plurality of liquid crystal molecules X are arranged in a twisted spiral in the cholesteric liquid crystal material of each liquid crystal material layer 38, 40, 42.
  • a plurality of liquid crystal molecules X are arranged in a vertical direction and reflect light such as sunlight or fluorescent lamps.
  • a low voltage is applied between the transparent electrodes 50, 52, (62, 64), (74, 76) in a portion where light such as a laser beam, sunlight, or a fluorescent lamp is desired to pass.
  • This is applied to make the spiral liquid crystal molecules X face sideways. Even when the application of this voltage is stopped (even when the power is turned off), the liquid crystal molecules X remain stable in the horizontal direction. Thereby, light, such as sunlight and a fluorescent lamp, passes through each liquid crystal material layer 38, 40, 42.
  • a high voltage is applied between the transparent electrodes 50, 52, (62, 64), (74, 76) in the portion where light such as laser light, sunlight or fluorescent light is to be reflected.
  • the spiral liquid crystal molecules X are stretched, and the voltage application is immediately stopped. Thereby, the liquid crystal molecules X are repelled and become a vertical spiral and are stabilized. Thereby, light, such as sunlight and a fluorescent lamp, reflects in this part.
  • the voltage application is controlled by the power supply circuit 26.
  • a voltage application signal is output from the power supply circuit 26 to the transparent electrodes 50, 52, (62, 64), (74, 76), and a voltage is applied based on this signal.
  • the electronic paper 34 for the display member 18, a polarizing plate, a reflector, a color filter, and a backlight become unnecessary. For this reason, the number of parts of the display member 18 can be reduced, and the manufacturing cost can be reduced. Further, by using the electronic paper 34, display can be performed with low power.
  • the present invention displays the incident position of the laser beam by utilizing the reflection principle of the electronic paper 34 as the display member.
  • the transparent electrodes 50, 52, (62, 64), (74) of all the liquid crystal material layers 38, 40, 42 of the liquid crystal layer 36 are used. 76), a relatively low voltage is applied. This is because the power supply circuit 26 controlled by the CPU 24 applies a predetermined voltage to the transparent electrodes 50, 52, (62, 64), (74, 76) between all the liquid crystal material layers 38, 40, 42. It can be executed by applying.
  • the liquid crystal molecules X are stable in the horizontal state shown in FIG. 7, and light such as laser light, sunlight, or fluorescent light passes through all the liquid crystal material layers 38, 40, 42. . At this time, the player visually recognizes black.
  • the game by the player is started.
  • a laser beam is irradiated from the player's simulated gun 12 and enters a part of the shooting region of the display member 18, the laser beam passes through all the liquid crystal material layers 38, 40, and 42, and enters one liquid crystal layer.
  • Light is received by a sensor 32 located on the back side of 36.
  • a laser beam detection signal is output from the sensor 32 receiving the laser beam to the control device 22.
  • the CPU 24 identifies the sensor 32 that has received the laser beam, and identifies one liquid crystal layer 36 corresponding to the sensor 32.
  • the specified one liquid crystal layer 36 changes its color as the position where the laser beam is incident.
  • the CPU 24 generates a control signal for applying a relatively high voltage between the transparent electrodes 50, 52, (62, 64), (74, 76) arranged in the specified liquid crystal layer 36.
  • the power supply circuit 26 receives a control signal from the CPU 24 and is relatively high with respect to the transparent electrodes 50, 52, (62, 64), (74, 76) of the specified one liquid crystal layer 36. Apply electrodes.
  • the liquid crystal molecules X in the liquid crystal material corresponding to the transparent electrodes 50, 52, (62, 64), (74, 76) to which a voltage is applied are in the vertically oriented state shown in FIG. And stable, and reflects light such as sunlight and fluorescent lamps.
  • the voltage application time between the transparent electrodes 50, 52, (62, 64), and (74, 76) at this time is a short time, and the voltage application is stopped immediately after the voltage is applied.
  • the liquid crystal layer 36 having the transparent electrodes 50, 52, (62, 64), (74, 76) to which a voltage is applied is changed to a property of reflecting light such as sunlight or fluorescent lamps.
  • the person recognizes the color change. Specifically, when a high voltage is applied between the transparent electrodes 50 and 52 of the blue cholesteric liquid crystal material layer 38, the incident position of the laser beam is displayed in blue, and the player can see that the blue portion is the laser beam. Recognized as an incident position. In addition, when a high voltage is applied between the transparent electrodes 62 and 64 of the green cholesteric liquid crystal material layer 40, the incident position of the laser beam is displayed in green, and the player determines that the green portion is the incident position of the laser beam. recognize. When a high voltage is applied between the transparent electrodes 74 and 76 of the red cholesteric liquid crystal material layer 42, the incident position of the laser beam is displayed in red, and the player recognizes the red portion as the incident position of the laser beam. .
  • the transparent electrodes 50, 52, (62, 64), (74, 76) of the cholesteric liquid crystal material layers 38, 40, 42 of the respective colors. Can be dealt with by appropriately changing the voltage application pattern. For example, a high voltage is applied between the transparent electrodes 50 and 52 (62 and 64) of the blue and green cholesteric liquid crystal material layers 38 and 40, and a voltage is applied between the transparent electrodes 74 and 76 of the red cholesteric liquid crystal material layer 42.
  • blue and green light can be reflected, and the incident position of the laser beam can be displayed in a mixed color of blue and green.
  • a high voltage is applied between the transparent electrodes 50 and 52 (74 and 76) of the blue and red cholesteric liquid crystal material layers 38 and 42, and a voltage is applied between the transparent electrodes 62 and 64 of the green cholesteric liquid crystal material layer 40.
  • blue and red light can be reflected, and the incident position of the laser beam can be displayed in a mixed color of blue and red.
  • a high voltage is applied between the transparent electrodes 62 and 64 (74 and 76) of the green and red cholesteric liquid crystal material layers 40 and 42, and a voltage is applied between the transparent electrodes 50 and 52 of the blue cholesteric liquid crystal material layer 38.
  • green and red light can be reflected, and the incident position of the laser beam can be displayed in a mixed color of green and red.
  • a high voltage to the transparent electrodes 50, 52, (62, 64), (74, 76) of the blue, green and red cholesteric liquid crystal material layers 38, 40, 42, blue, green and red
  • the light can be reflected, and the incident position of the laser beam can be displayed in a mixed color of blue, green and red.
  • the voltage application pattern application ON / OFF
  • the transparent electrodes 50, 52, (62, 64), (74, 76) of the cholesteric liquid crystal material layers 38, 40, and 42 of the respective colors is appropriately changed.
  • the incident position of the laser beam can be displayed in various colors, and a predetermined pattern can be displayed.
  • the CPU 24 when a laser beam is received by any one of the sensors, the CPU 24 outputs a control signal for outputting a predetermined sound effect to the sound source circuit 28.
  • the sound source circuit 28 receives a control signal from the CPU 24 and outputs a predetermined sound effect via each speaker 20 based on the sound effect data stored in the ROM 30.
  • the sound effect may be changed depending on the portion of the shooting area where the laser beam is incident. For example, when a laser beam is incident on the center of the shooting area, a large sound effect is output, and when a laser beam is incident on a part away from the center of the shooting area, a small sound effect is output. May be.
  • the laser beam incident position display device 10 of the first embodiment a projector, a video camera (CCD camera), and the like are no longer necessary, and can be manufactured with a simple configuration and low cost. Further, the laser beam incident position display device 10 can be installed and used even in a narrow space. Furthermore, by using the electronic paper 34 as the display member 18, the electronic paper 34 can be assembled using the flexibility of the electronic paper 34, and the laser beam incident position display device 10 can be reduced in size and weight. Can do.
  • the example comprised by the cholesteric liquid crystal material layer 38, 40, 42 of multiple colors (three colors) was shown as the display member 18, it is not restricted to this structure, A monochromatic (for example, red) cholesteric liquid crystal is shown.
  • the display member may be composed of only the material layer, or the display member may be composed of two colors (blue and red) of cholesteric liquid crystal material layers.
  • the laser beam incident position display device is different from the first embodiment in the configuration of the display member.
  • a microcapsule-type electrophoresis electronic paper 100 is used for the display member 18.
  • the electronic paper 100 is configured by arranging a plurality of electronic ink layers 102 in a so-called matrix on the same plane. That is, one electronic ink layer 102 is a cell. Note that the adjacent electronic ink layers 102 on the same plane are fixed by an adhesive material such as an adhesive or a double-sided tape.
  • a transparent sheet member for example, a resin sheet
  • each electronic ink layer 102 includes a transparent surface electrode (transparent electrode) 104 located on the front surface side (player side), a transparent back electrode (transparent electrode) 106 located on the back surface (back surface) side, A plurality of transparent microcapsules 108 interposed between the electrode 104 and the back electrode 106 are configured.
  • the power supply circuit 26 applies a predetermined voltage between the front electrode 104 and the back electrode 106.
  • the laser beam passes through the surface electrode 104, the microcapsule 108, and the back electrode 106.
  • a positively charged white pigment 110 particles
  • a negatively charged black pigment 112 particles
  • the positively charged white pigment 110 is attracted to the negatively charged electrode side
  • the negatively charged black pigment 112 is attracted to the positively charged electrode side.
  • the microcapsule 108 is provided over the entire area of the shooting area.
  • Each sensor 32 is provided on the back side of each microcapsule 108 so as to correspond to each microcapsule 108. For this reason, when the laser beam passes through the microcapsule 108 positioned in front, the sensor 32 positioned on the back side receives the laser beam.
  • a detection signal is output from the sensor 32 to the control device 22.
  • the CPU 24 receives the detection signal from the sensor 32, specifies the microcapsule 108 through which the laser beam has passed, and sends a control signal for applying a predetermined voltage between the specified electrodes 104, 106 to the power supply circuit 26. Output. At the same time, the CPU 24 outputs a control signal for outputting a predetermined sound effect to the sound source circuit 28.
  • the back electrode 106 side is positive (plus) and the front electrode 104 side is between the surface electrode 104 and the back electrode 106 corresponding to the microcapsule 108 through which the laser beam has passed. Apply voltage so that it is negative. As a result, an electric field is generated between the front electrode 104 and the back electrode 106. This electric field is directed from the back electrode 106 side to the surface electrode 104 side. Since the back electrode 106 side becomes positive (plus) and the front electrode 104 side becomes negative (minus), the positively charged white pigment 110 moves to the front electrode 104 side, and the negatively charged black pigment 112 becomes Then, it moves to the back electrode 106 side. As a result, the shooting area where the laser beam is incident is displayed in white, and the player recognizes the incident position of the laser beam on the shooting area.
  • the surface electrode 104 side is positive (plus) and the back electrode 106 side is negative with respect to the space between the surface electrode 104 and the back electrode 106 corresponding to the microcapsule 108 through which the laser beam has passed.
  • an electric field is generated between the front electrode 104 and the back electrode 106.
  • This electric field is directed from the surface electrode 104 side to the back electrode 106 side.
  • the positively charged white pigment 110 moves to the back electrode 106 side and negatively charged black pigment 112. Moves to the surface electrode 104 side.
  • the shooting area where the laser beam is incident is displayed in black, and the player recognizes the incident position of the laser beam on the shooting area.
  • a part on the surface electrode 104 side and a part on the back electrode 106 side are provided between the surface electrode 104 and the back electrode 106 corresponding to the microcapsule 108 through which the laser beam is transmitted.
  • a voltage may be applied so that the portion becomes positive (plus).
  • an electric field is generated between the front electrode 104 and the back electrode 106.
  • there are two types of electric fields that is, an electric field directed from the back electrode 106 side to the surface electrode 104 side and an electric field directed from the surface electrode 104 side to the back electrode 106 side.
  • a part on the back electrode 106 side is positive (plus), a part is negative (minus), a part on the surface electrode 104 side is positive (plus), and a part is negative (minus).
  • the surface electrode 104 side becomes positive (plus) and negative (minus), so that part of the positively charged white pigment 110 and part of the negatively charged black pigment 112 move to the surface electrode 104 side.
  • the back electrode 106 side is also positive (plus) and negative (minus)
  • a part of the positively charged white pigment 110 and a part of the negatively charged black pigment 112 are moved to the surface electrode 104 side. To do.
  • the shooting area where the laser beam is incident is displayed in a mixed color of black and white, and the player recognizes the incident position of the laser beam on the shooting area.
  • the incident position of the laser beam can be easily displayed even when the electronic paper 100 of the microcapsule electrophoresis system (electronic ink layer 102) is used as the display member 18.
  • the laser beam incident position display device is different from the first embodiment in the configuration of the display member.
  • an organic EL display 200 is used for the display member 18.
  • the organic EL display 200 includes a plurality of organic EL layers 202 arranged on the same plane. That is, one organic EL layer 202 is a cell.
  • the adjacent organic EL layers 202 on the same plane are fixed by an adhesive material such as an adhesive or a double-sided tape.
  • a transparent sheet member for example, a resin sheet
  • Each organic EL layer 202 includes a glass substrate 204 positioned on the player side, a transparent surface electrode (transparent electrode) 206, a transparent back electrode (transparent electrode) 208, and between the surface electrode 206 and the back electrode 208.
  • a positive charge transport layer 210 positioned adjacent to the front electrode 206, a negative charge transport layer 212 positioned between the front electrode 206 and the back electrode 208 and adjacent to the back electrode 208, and a positive charge transport layer 210
  • a light emitting layer 214 interposed between the negative charge transport layer 212 and the negative charge transport layer 212.
  • a predetermined voltage is applied between the surface electrode 206 and the back electrode 208 by the power supply circuit 26.
  • Each sensor 32 for detecting a laser beam is disposed on the back side of each organic EL layer 202 so as to correspond to each organic EL layer 202.
  • a predetermined voltage is applied between the surface electrode 206 and the back electrode 208 of the organic EL layer 202 located on the front side of the sensor 32 that has received the laser beam.
  • a predetermined voltage is applied between the front electrode 206 and the back electrode 208, positive charges (holes) in the positive charge transport layer 210 and negative charges (electrons) in the negative charge transport layer 212 are generated. It flows into the light emitting layer 214. Then, a positive charge and a negative charge are recombined in the light emitting layer 214 to generate an excited state of the organic molecule, and light is emitted when it returns to a stable state.
  • the organic EL layer 202 on which the laser beam is incident emits light, and the player recognizes the incident position of the laser beam.
  • the organic EL layer 202 on which no laser beam is incident does not emit light, and therefore is not recognized by the player.
  • the organic EL layer 202 on which the laser beam is incident emits light, so that the organic EL (incident position) on which the laser beam is incident becomes clear even if a plurality of organic EL layers 202 are present.
  • the organic EL display 200 can be assembled using the flexibility of the organic EL display 200, and the laser beam.
  • the incident position display device 10 can be reduced in size and weight.
  • a liquid crystal display 302 having a built-in optical sensor 302D is used as a display member of a laser beam incident position display device 300 according to the fourth embodiment. That is, the laser beam incident position display device 300 mainly includes a liquid crystal display 302 having a built-in optical sensor 302D and a control device 304 for displaying the incident position of the laser beam on the liquid crystal display 302. The liquid crystal display 302 and the control device 304 are attached to the frame member 14 (see FIG. 1).
  • the liquid crystal display 302 includes a polarizing filter (polarizing plate) 302A, a glass plate 302B, a sensor circuit 302C on which an optical sensor 302D is mounted, and a transparent electrode 302E in order from the front side to the back side.
  • the photosensors 302D are arranged in a matrix for each pixel.
  • the optical sensor 302D can use the thing of the specific example mentioned above, for example, is comprised by the photodiode etc.
  • the optical sensor 302D receives a laser beam, but is set so as to detect light with a large amount of light such as a laser beam from the simulated gun 12 (see FIG. 1) and not detect light with a small amount of light such as natural light. ing.
  • the optical sensor 302D When the optical sensor 302D receives a laser beam, it outputs a detection signal indicating that the laser beam has been received to the control device 304 (CPU 304A).
  • Such a setting can be realized by adjusting the sensitivity of the optical sensor 302D, and by setting the CPU 304A to ignore a detection signal of a predetermined light amount or less, it is determined whether or not a laser beam is received. can do.
  • the sensor circuit 302C is preferably a transparent circuit that transmits light such as a laser beam. If the purpose is only to receive a laser beam, only the optical sensor 302D provided with a function for outputting a detection signal may be provided, and the sensor circuit 302C may be omitted.
  • the transparent electrodes 302E and 302G are electrodes through which a laser beam and natural light are transmitted, and apply a voltage to the liquid crystal. Further, the pair of transparent electrodes 302E and 302G are provided separately for each pixel, and are configured so that a voltage can be applied to each of the transparent electrodes 302E and 302G corresponding to each pixel.
  • the polarization directions of the polarizing filter 302A and the polarizing filter 302I are set to be orthogonal to each other. For this reason, light is not transmitted through the portion of the liquid crystal to which a voltage is applied.
  • the control device 304 includes a CPU 304A, a ROM 304B, a power supply circuit 304C, and a sound source circuit 304D.
  • the CPU 304A specifies the incident position of the laser beam on the liquid crystal display 302 based on the detection signals from the plurality of optical sensors 302D arranged for each pixel. For example, when a laser beam is received by the optical sensor 302D disposed on the left side of the shooting area of the liquid crystal display 302, a detection signal is output to the control device 304 from the optical sensor 302D that receives the laser beam. Then, the CPU 304A recognizes the optical sensor 302D that has output this detection signal, refers to the table stored in the ROM 304B, and specifies the incident position of the laser beam on the liquid crystal display 302 (for example, the left liquid crystal layer 302F).
  • the CPU 304A may specify the optical sensor 302D according to the content or type of the detection signal, and thereby specify the incident position of the laser beam on the liquid crystal display 302.
  • the CPU 304A controls driving of the power supply circuit 304C and the sound source circuit 304D.
  • the ROM 304B stores the correspondence (table) between the detection signal of the optical sensor 302D and the incident site (liquid crystal layer 302F) of the liquid crystal display 302, and sound effect data.
  • the ROM 304B has a correspondence relationship (table) between different types of detection signals for each optical sensor 302D and the incident site (liquid crystal layer 302F) of the liquid crystal display 302. ) May be stored.
  • the power supply circuit 304C applies a predetermined voltage to the transparent electrodes 302E and 302G corresponding to the incident position of the laser beam on the liquid crystal display 302 specified by the CPU 304A based on the drive signal from the CPU 304A. Specifically, a predetermined voltage is applied between the transparent electrodes 302E and 302G of the liquid crystal layer 302F that is the incident position of the laser beam. When a voltage is applied to the liquid crystal layer 302F, the orientation (alignment) of the liquid crystal molecules in the liquid crystal layer 302F changes. As a result, a pattern or pattern is displayed at the incident site of the liquid crystal display 302 on which the laser beam is incident.
  • the sound source circuit 304D controls the output of the speaker 20 (see FIG. 1) based on the drive signal from the CPU 304A. Accordingly, the speaker 20 outputs a predetermined sound effect based on the sound data of the sound effect stored in the ROM 304B. For this reason, the player hears the sound effect at the moment when the laser beam reaches the shooting area of the liquid crystal display 302.
  • the backlight 302J that is a display light source emits light having amplitude components in various directions. Of the light from this light source, only light (polarized light) having an amplitude component in a specific direction can pass through the polarizing filter 302I on the back surface side. This light is usually linearly polarized light and is incident on the liquid crystal layer 302F. The incident light of linearly polarized light changes its polarization state according to the refractive index anisotropy (birefringence) of the liquid crystal while propagating through the liquid crystal layer 302F in the thickness direction.
  • polarized light polarized light
  • This light is usually linearly polarized light and is incident on the liquid crystal layer 302F.
  • the incident light of linearly polarized light changes its polarization state according to the refractive index anisotropy (birefringence) of the liquid crystal while propagating through the liquid crystal layer 302F in the thickness direction.
  • the liquid crystal alignment is changed by changing the liquid crystal alignment with a voltage.
  • the refractive index in each oscillation direction of the photoelectric field of the light propagating through the liquid crystal layer changes in accordance with the change in the liquid crystal alignment, the polarization state at the time of exiting the liquid crystal changes, and the brightness, that is, the liquid crystal layer
  • the entire transmittance including the polarizing filters 302A and 302I sandwiching 302F changes.
  • the liquid crystal layer 302F combined with the polarizing filters 302A and 302I operates as a simple optical shutter. That is, it operates so as to perform analog light transmittance control based on the voltage value, such as blocking or transmitting light, or partially transmitting light so as to have a halftone of the light.
  • liquid crystal layer 302F itself changes polarization, but does not emit light in energy and does not substantially absorb. Further, the display of light that has passed through the polarizing filters 302A and 302I reaches the player's eyes, and the light that reaches the human eyes from the liquid crystal display 302 is linearly polarized.
  • the color filter 302K is disposed between the front glass plate 302B and the front transparent electrode 302E, that is, between the front glass plate 302B and the sensor circuit 302C, or between the sensor circuit 302C and the transparent electrode 302E. Is arranged.
  • the laser beam incident position display device 300 when a player emits a laser beam from the simulated gun 12, the laser beam is incident on a predetermined position of the liquid crystal display 302.
  • the laser beam is received by the optical sensor 302D inside the liquid crystal display 302, and a detection signal is output from the received optical sensor 302D to the CPU 304A of the control device 304.
  • the CPU 304A determines which optical sensor 302D has received the laser beam, and specifies the incident position of the laser beam on the liquid crystal display 302.
  • the CPU 304A outputs a voltage application drive signal to the power supply circuit 304C.
  • the power supply circuit 304 ⁇ / b> C applies a predetermined voltage to the transparent electrodes 302 ⁇ / b> E and 302 ⁇ / b> G corresponding to the pixel at which the laser beam is incident on the liquid crystal display 302.
  • a predetermined mark pattern, pattern, color display
  • the player can recognize the incident position of the laser beam on the liquid crystal display 302.
  • the CPU 304A outputs a drive signal for outputting sound effects to the sound source circuit 304D. Accordingly, the speaker 20 outputs a predetermined sound effect based on the sound data of the sound effect stored in the ROM 304B. For this reason, the player hears the sound effect at the moment when the laser beam reaches the shooting area of the liquid crystal display 302.
  • the laser beam incident position display device 300 of the fourth embodiment a projector, a video camera (CCD camera), and the like are no longer necessary, and can be manufactured with a simple configuration and low cost. Further, the laser beam incident position display device 300 can be installed and used even in a narrow space. Furthermore, by using the liquid crystal display 302 as the display member 18, the laser beam incident position display device 300 can be realized with a simple configuration. Therefore, the laser beam incident position display device 300 can be reduced in size and weight. .

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Remote Sensing (AREA)
  • Liquid Crystal (AREA)

Abstract

Cette invention concerne un dispositif d'affichage de position incidente de faisceau laser d'un coût de fabrication réduit qui permet de s'entraîner au tir, même dans un espace confiné. Le dispositif d'affichage de position incidente de faisceau laser comprend : un moyen d'affichage à cristaux liquides (302) que frappe un faisceau laser et qui affiche la position incidente de ce faisceau par application d'une tension; un capteur optique (302D) équipant le moyen d'affichage à cristaux liquides (302) qui détecte un faisceau laser incident sur ledit moyen d'affichage (302); un moyen de définition de position (304a) qui précise la position incidente d'un faisceau laser sur le moyen d'affichage à cristaux liquides (302) à partir du résultat de la détection du faisceau laser par le capteur optique (302D); et un moyen de commande d'affichage (304C) qui affiche la position incidente spécifiée par le moyen de définition de position (304A), ceci par application d'une tension sur le moyen d'affichage à cristaux liquides (302).
PCT/JP2010/060454 2010-06-21 2010-06-21 Dispositif d'affichage de position incidente d'un faisceau laser WO2011161749A1 (fr)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2015530911A (ja) * 2012-08-27 2015-10-29 ホン インターナショナル コーポレーション 外部デバイスと連動するダーツゲーム装置
CN105548954A (zh) * 2015-11-27 2016-05-04 长春理工大学 一种空间通信用激光束旁轴定位方法
WO2016115417A1 (fr) * 2015-01-15 2016-07-21 Haasnoot Philip I Système de formation adaptative cible

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010085068A (ja) * 2008-10-02 2010-04-15 Junichi Uchida レーザー光線入射位置表示装置

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010085068A (ja) * 2008-10-02 2010-04-15 Junichi Uchida レーザー光線入射位置表示装置

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2015530911A (ja) * 2012-08-27 2015-10-29 ホン インターナショナル コーポレーション 外部デバイスと連動するダーツゲーム装置
WO2016115417A1 (fr) * 2015-01-15 2016-07-21 Haasnoot Philip I Système de formation adaptative cible
CN105548954A (zh) * 2015-11-27 2016-05-04 长春理工大学 一种空间通信用激光束旁轴定位方法

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