JP5126870B2 - Card display device for card game - Google Patents

Description

The present invention relates to a card display device for card game comprising a video display card for games, a video display card as a collection target, and a power supply device for video display cards.

  The present inventor, for example, replaces a paper game card such as a flower card or a playing card or a card to be collected such as a trading card or bromide with a thin video display device (hereinafter referred to as FPD) such as a liquid crystal or an organic display. Thought. Thus, if a moving image can be displayed, new card demand can be expected by adding value to the card itself or increasing the function of the card.

  In order to realize these cards with FPD, in addition to making the FPD itself thinner, its peripheral circuits and components are realized with a package that is as thin as paper (for example, 1 mm or less like the thickness of a credit card). There is a need to. At this time, a battery for supplying FPD driving power is most problematic. In addition, the backlight is a fluorescent tube, an LED, and a light guide plate.

  As an apparatus for displaying a moving image by FPD, there is a portable information terminal as disclosed in Patent Document 1. In this document, as a configuration for reducing the thickness, a device for arranging the battery housing portion is proposed.

Japanese Patent Publication No. 2004-30474

  However, with the device arrangement of the battery in the portable information terminal as described in Patent Document 1, it is impossible to realize a thin card with an FPD and a general credit card.

  When applying the technology of such a display device to the card that is the subject of the present invention, a battery having a sufficient capacity for securing the driving time and circuit operation necessary for displaying a moving image on the FPD is: There is a limit in reducing the volume (thickness) in the current technology, and it is impossible to reduce the thickness as a card to 1 mm. Since the present invention relates to a card, the need for thinning is not the ratio of a portable information terminal. For example, in the case of playing cards, 53 cards are used in a stacked manner in the game. Also, in the case of trading cards and bromides, many collected cards are often stored in piles.

The present invention has been made to solve the above-described problems, and an object of the present invention is to provide a card game card display device including a thin card provided with a moving image display device and a moving image display card power supply device.

The gist of the present invention is (1) to ( 4 ).
(1) a thin flat display unit for displaying moving images;
A storage unit in which video data to be displayed on the thin flat display unit is stored in advance;
A control unit for controlling the moving image display on the thin flat display unit;
A power receiving unit for receiving power supplied from the outside;
A plurality of video display cards that do not have a battery for displaying video, and
A plurality of video display cards are mounted, and a video display card power source having a power supply unit for supplying power to the power receiving unit when displaying a video on each video display card,
A card game card display device comprising :
Each of the plurality of video display cards constitutes a card game card for a card game,
The video display card power supply constitutes a table or mat as a place for card games.
A card display device for a card game.
By adopting such a configuration, it is not necessary to incorporate a battery, which is a main factor for increasing the thickness of the card, and the card can be thinned.

(2)
Each of the power receiving units includes an electromagnetic coil,
The power supply unit includes an electromagnetic coil,
The card display device for a card game according to (1), wherein each electromagnetic coil of the power receiving unit receives power from the electromagnetic coil of the power supply unit by electromagnetic induction.
(3)
Each of the power receiving units of the at least one moving image display card includes an electrical contact;
The power supply unit of the video display card power supply includes an electrical contact,
The card display device for a card game according to (1), wherein each electrical contact of the power receiving unit receives power from the electrical contact of the power supply unit.

  With such a configuration, it is possible to supply electric power to the card from the outside and operate a circuit for displaying the moving image, and to reduce the thickness of the card.

  By configuring the power receiving unit and the power supply unit using electromagnetic coils, there is an advantage that accurate positioning or contact between the card power supply device and the video display card is not required for power supply. .

  On the other hand, the configuration in which the power reception unit and the power supply unit are connected by electrical contacts has an advantage that the circuit configuration is simplified.

(4)
The thin flat display unit does not include a backlight, and the power source for the moving image display card further includes a light source that illuminates from the back side of the moving image display card when displaying the moving image on the moving image display card. The card display device for card games according to any one of (1) to (3), wherein
By adopting such a configuration, the card can be further reduced in thickness .

ADVANTAGE OF THE INVENTION According to this invention, the card display apparatus for card games which consists of a thin card | curd provided with the moving image display apparatus and the power supply device for moving image display cards can be provided.

FIG. 1 is a block diagram showing a moving image display card according to an embodiment of a card game card display device of the present invention. In FIG. 1, a moving image display card 10 includes a liquid crystal display 11 on which moving images are displayed, and a liquid crystal driver 12 that drives the liquid crystal display 11 (two drivers 12-X and 12-Y for matrix rows and columns). . Moving images such as still images and moving images displayed on the liquid crystal display 11 are stored as moving image data in the memory 14 via the data writing terminal 13. The moving image data stored in the memory 14 is given to the liquid crystal driver 12 by the moving image signal processing unit / DAC 15 and displayed on the liquid crystal display 11.

  Electric power necessary for the liquid crystal display 11, the liquid crystal driver 12, the memory 14, and the moving image signal processing unit / DAC 15 for displaying these moving images is provided by a power receiving unit including a receiving coil 16, a detection circuit 17, and a power supply circuit 18. The receiving coil 16 receives electric power from a transmitting coil of a card power supply device described later by electromagnetic induction, and is suitable for the liquid crystal display 11, the liquid crystal driver 12, the memory 14, and the moving image signal processing unit / DAC 15 by the detection circuit 17 and the power supply circuit 18. Convert to a stable voltage and supply.

  As can be seen from the configuration shown in FIG. 1, the moving image display card 10 according to this embodiment does not include the backlight that the liquid crystal display 11 normally has. Further, the battery for supplying power for driving the liquid crystal display 11 is not included. The liquid crystal display 11, the liquid crystal driver 12, the memory 14, the moving image signal processor / DAC 15, the receiving coil 16, the detection circuit 17, and the power supply circuit 18 are all components that can be reduced in thickness. Therefore, a moving image display card having a thickness of 1 mm or less can be realized even using the current technology.

  The memory 14 can be a non-volatile memory such as a flash memory that holds the moving image data even when there is no power supply. Even when a volatile memory is used, since the battery built in the card only for data retention or still image maintenance needs to be an extremely small and small capacity, the card does not become thick.

FIG. 2 is a block diagram showing a card power supply device according to an embodiment of the card game card display device of the present invention. In FIG. 2, the card power supply device 20 includes an AC adapter 21, a charging circuit 22, a battery / power supply circuit 23, a card detection circuit 24, a high frequency oscillation circuit 25, and a transmission coil 26. The AC adapter 21 converts, for example, an AC voltage from a commercial power source into a DC voltage and supplies it to the charging circuit 22. The charging circuit 22 controls charging of the battery of the battery / power supply circuit 23. The battery / power supply circuit 23 supplies direct-current power to the high-frequency oscillation circuit 25 via the card detection circuit 24, and the high-frequency oscillation circuit 25 converts this into a high-frequency voltage and applies it to the transmission coil 26. The transmission coil 26 generates a high frequency magnetic field. When the receiving coil 16 in FIG. 1 is placed in this high-frequency magnetic field, power is supplied to the moving image display card 10 by electromagnetic induction.

  However, electromagnetic induction has a problem that even when a foreign object other than the moving image display card 10, such as a metal plate, is placed close to the transmission coil 26, current flows and heat is generated. In order to solve this problem, the card detection circuit 24 is provided, and power is supplied to the transmission coil 26 only when the moving image display card 10 is detected. As a method for detecting the moving image display card 10, for example, an authentication code may be exchanged using a link between the reception coil 16 and the transmission coil 26.

  The electric power from the battery / power supply circuit 23 is also supplied to the backlight drive circuit 27 to drive the LED / fluorescent tube 28 that is a light emitting part of the backlight. The light from the LED / fluorescent tube 28 illuminates the liquid crystal display 11 in FIG. 1 from the back side thereof as a surface light source by a backlight glass plate 29 as a light guide. If the LED / fluorescent tube 28 is lit only when a card is detected by the card detection circuit 24, power can be saved.

  In the embodiment of FIGS. 1 and 2, an example of wireless power supply is shown, but as shown in FIG. 3, this may be wired power supply. In FIG. 3, the moving image display card 31 and the card power supply device 35 can be electrically connected by bringing electrical contacts 32, 33, 36, and 37 into contact, and the power is supplied from the card power supply device 35. The video display card 31 is supplied.

  With the configuration shown in FIGS. 1 to 3, the moving image display card 10 can display a moving image without including a backlight and a battery, and the moving image display card 10 can be thinned. The main factor that increases the thickness of the moving image display card 10 is the battery. If an extremely thin backlight can be realized, the moving image display card 10 can include a backlight.

  When the video display card 10 is a trading card or bromide, the video often has a copyright and a portrait right. In this case, the video data is written to the memory 14 by a right holder. It is good to. In addition, the writing of the moving image data may be limited so that it can be performed only by an authorized right holder (such as a copyright holder) or a person who has paid the price.

  By enabling the display of moving images in this way, it is possible to make the card attractive and increase its willingness to collect. Therefore, it can be expected that the card sales quantity will increase dramatically.

  FIG. 4 is a schematic configuration diagram illustrating an example of a combination in actual use of the moving image display card 10 and the card power supply device 20 illustrated in FIGS. 1 and 2. The card array board 40 has a plurality of card placement portions 41 surrounded by a frame, for example, on the surface thereof. The number of the card placement units 41 can be set according to the type of card used. The card array board 40 includes the card power supply device 20, and the transmission coils 26 are respectively disposed corresponding to the card placement portions 41.

  The moving image display card 10 is placed in the card placement unit 41. FIG. 4 shows that the moving image display card 10 includes the reception coil 16 and the card placement unit 41 includes the transmission coil 26. However, this does not mean that the reception coil 16 and the transmission coil 26 are visible from the outside. Each card placement portion 41 is provided with a backlight (LED / fluorescent tube 28 and backlight glass plate 29).

  When the moving image display card 10 is placed in any one of the card placement portions 41, the power necessary for moving image display is generated by electromagnetic induction between the receiving coil 16 and the transmitting coil 26 in accordance with card detection by the card detection circuit 24. It is supplied from the card power supply device 20 to the moving image display card 10. Also, the corresponding LED / fluorescent tube 28 is lit. In addition, when the moving image display card 10 is placed on any one of the card placement portions 41, all the card placement portions 41 may be illuminated, or all the card placement portions 41 are always illuminated. Anyway.

  Therefore, when displaying a desired moving image on the moving image display card 10, by placing the moving image display card 10 on the card placement unit 41, power required for the circuit operation is supplied to the moving image display card 10, and A moving image can be displayed by illumination of the card placement unit 41 to be performed. The card array board 40 includes a speaker and a voice synthesizer, and the voice data stored in the memory 14 of the moving image display card 10 is transferred to the card array board 40 via a wireless link between the reception coil 16 and the transmission coil 26. You can also send and play.

The moving image display card according to the card game card display device of the present invention can be applied to various cards. For example, playing cards, playing cards, card game cards, such as tarot cards, not only have as your hand, put out to "place" such as on top of the table, in which function occurs, such as creating a role.

  The card array board 40 shown in FIG. 4 can be used as a table or mat dedicated to card games. The moving image display card 10 and the moving image display card power supply device 20 can exchange data by electromagnetic induction or electrical contact connection. For example, in the case of a Hanafuda, it is possible to detect that the cards arranged on the card arrangement board 40 have been combined and display a special moving image on the moving image display card 10.

It is a block diagram which shows the moving image display card | curd by one Embodiment of this invention. It is a block diagram which shows the power supply device for cards by one Embodiment of this invention. It is a block diagram which shows the moving image display card | curd and card | curd power supply device by other embodiment of this invention. It is a schematic block diagram which shows an example of the combination in the actual use of the moving image display card | curd 10 and the card | curd power supply device 20 which were shown in FIG.1 and FIG.2 .

10 movie display card 11 liquid crystal display 12 liquid crystal driver 12
13 Data writing terminal 14 Memory 15 Video signal processing unit / DAC
DESCRIPTION OF SYMBOLS 16 Reception coil 17 Detection circuit 18 Power supply circuit 20 Card power supply device 21 AC adapter 22 Charging circuit 23 Battery / power supply circuit 24 Card detection circuit 25 High frequency oscillation circuit 26 Transmitting coil 27 Backlight drive circuit 28 LED / fluorescent tube 31 Movie display card 32, 33, 36, 37 Electrical contacts 40 Card array board 41 Card placement section

Claims (4)

A thin flat display for displaying moving images ;
A storage unit in which video data to be displayed on the thin flat display unit is stored in advance;
A control unit for controlling the moving image display on the thin flat display unit;
A power receiving unit for receiving power supplied from the outside;
A plurality of video display cards that do not have a battery for displaying video, and
A plurality of video display cards are mounted, and a video display card power source having a power supply unit for supplying power to the power receiving unit when displaying a video on each video display card,
A card game card display device comprising :
Each of the plurality of video display cards constitutes a card game card for a card game,
The video display card power supply constitutes a table or mat as a place for card games.
A card display device for a card game. Each of the power receiving units includes an electromagnetic coil,
The power supply unit includes an electromagnetic coil,
The card display device for a card game according to claim 1, wherein each electromagnetic coil of the power receiving unit receives power from the electromagnetic coil of the power supply unit by electromagnetic induction. Each of the power receiving units of the at least one moving image display card includes an electrical contact;
The power supply unit of the video display card power supply includes an electrical contact,
The card display device for a card game according to claim 1, wherein each electrical contact of the power receiving unit receives power from the electrical contact of the power supply unit. The thin flat display unit does not include a backlight, and the power source for the moving image display card further includes a light source that illuminates from the back side of the moving image display card when displaying the moving image on the moving image display card. 4. A card game card display device according to claim 1, wherein the card game card display device is a card game card display device.

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