JPH0817840B2 - Score display system for tennis competition - Google Patents

Description

Description: TECHNICAL FIELD The present invention relates to a score display system for a tennis competition, which is capable of displaying on a display panel by a remote operation by an operation panel using a multiplex transmission system.

[Prior Art] A conventional display system of this type is provided with a score display panel on each play court of a stadium or the like, and a remote control panel provided with operation switch groups is connected to the display panel in a one-to-one manner by signal lines. However, the play points and game points are
While watching the progress of the game, many operating switches provided for each point are operated for remote control.

However, the operator must operate the game by grasping the content of the game, and when the competition event changes from hard type to soft type, the point counting method is different, so the addition of the play point requires the hard type or soft type. A separate operation switch is also provided, which makes the operation complicated.

[Problems to be Solved by the Invention] The present invention has been made in view of the above circumstances, and provides a score display system for a tennis game, which has a simple operability and a simple structure.

[Means for Solving the Problems] The system of the present invention, which is proposed to achieve the above object, includes a score display unit for displaying a game score acquired by a player, and other display units necessary for a game of tennis. A score display panel for tennis competitions, a multiplex transmission control unit, and an operation switch that is connected to this multiplex transmission control unit and the above-mentioned display panel via multiple signal lines, and that is required to remotely display the display panel. A score display system for a tennis game using multiplex transmission, which is formed by combining a remote control panel having a group, wherein the remote control panel is
At least a display operation switch for displaying on the score display section of the above display panel, an event selection switch for setting an event for either a hard or soft tennis game, and points for storing the athlete's game score as point data A data memory, point data read conversion means for converting the point data stored in the point data memory into data according to the sporting event of the tennis selected by the sport selection switch, and the read-out point data converting means. And a monitor display unit for displaying point data to be displayed on the score display unit of the display board, and when the competition score of the athlete is displayed on the score display unit, the item selection switch Is operated, the point data read conversion means is Point data stored in the data memory is converted into corresponding to the selected Discipline competition scores are configured to display change in the score display portion of the display panel.

[Operation] In the present invention, by operating the competition item selection switch on the remote control panel, the hard and soft score displays displayed on the score display section of the display panel can be easily changed and set.

Further, in the display system configured by the multiplex transmission method, display control can be performed from any operation panel to any display panel by setting an address on the display panel.

In addition, even during the play of the hard type or the soft type, by operating the competition item selection switch, the hard type score and the soft type score displayed on the score display portion of the display board can be automatically converted and displayed correctly.

[Embodiment] An embodiment of the present invention will be described below with reference to the accompanying drawings.

FIG. 1 is a block diagram showing the basic configuration of an operation panel in the system of the present invention.

As shown in the drawing, the operation panel 3 includes a display operation switch C including point data reading means B, an item selection switch B, a play point, a game point, a point data memory D, and a score display unit 21 of the display panel. It is configured to include a monitor display unit E for displaying a monitor corresponding to.

In the system of the present invention, the display operation switch C is provided with a play point addition switch for additionally displaying the score on the point display section and a game point addition switch for additionally displaying the game point. By operating these addition switches, The input points are stored in the point data memory for each operation. And
When the item selection switch B is operated, each point data stored in the point data memory D is read by the point data read conversion unit B, and the hard type and soft type scores are converted and selected on the monitor display section E. The display according to the event is displayed.

FIG. 2 shows the operation of the item change display function, which is a feature of the system of the present invention. When each point addition switch of the display operation switch C is operated, the point data is stored in the point data memory unit. At this time, the input "1" is added to the calculation flag.

In step 1003, the sporting event is discriminated, and if it is a hard type, step 1004, if it is a soft type, step
Proceeding to 1005, the memory flag and the display value are respectively replaced.

The replaced data is output-processed and sent to the display panel as point data (see steps 1000 → 1007).

According to the present invention, the remote control panel allows the point data stored in the point data memory to be changed by the point data read / replace operation when the item selection switch is operated in the middle of an athlete. The score is converted into a score according to the selected sport event, and the display mode of the score display section can be changed to the mode selected by the sport selection switch.

Next, a concrete example of the system of the present invention will be described.

FIG. 3 shows a system of the present invention using the multiplex transmission system, in which display control from a plurality of operation panels 3 to arbitrary display panels 4 is performed through the multiplex transmission control unit 1. As shown in the figure, a plurality of display panels 2 provided on each play court C1 to C4,
At least one or more remote control panels 3 ... Are connected to the transmission unit 1 via the multiple signal line 1.

An address unique to the display panel 2 ... Which constitutes the system is preset, and when the operation panel 3 is operated, this address is designated, and the data necessary for the display is transmitted via the transmission unit 1. When it is sent to the multiple signal line 1, the designated display panel 2 receives the display data and makes the necessary display.

In such a display system, when the system is powered on, the controller provided in the transmission unit 1 has a start signal ST, address data AD and a predetermined signal format as shown in FIG. 3a. , Control data
Transmit the transmission signal consisting of CD, parity check CH, and return waiting time RD to the remote control panel 3 (including the display panel if necessary) in the system according to the sequentially set address by the time division multiplexing signal system. Then, when any one of the operation panels 3 is operated, the multiple signal transmission / reception circuit 3B in the operation panel 3 operates to return the return signal as an interrupt signal within the return signal waiting time RD of the transmission signal.

This interrupt signal is sent back to the controller in the transmission unit 1 through the multiple signal line 1,
In the multiplex signal transmitting / receiving circuit 1B therein, the received return signal is received and reproduced and further transmitted to the signal processing circuit 1C. Then, when the signal processing circuit 1C judges the interrupt signal, the interrupt mode is executed, and the address data of the specified display panel 2 is returned from the interrupted operation panel 3 and displayed on the specified display panel 2. Data is transmitted, and as a result, a necessary display is made on the display panel 2 in which the addresses of the signals transmitted to the multiple signal line 1 via the transmission unit 1 match. When the display on the display panel 2 is completed, the interrupt mode is released and the next operation panel 2 is sequentially accessed.

FIG. 4 shows an example of a display board used in the system of the present invention.

At the center of the horizontally long main body 20, two pocket-shaped name holders 22a, 22b in which a name plate indicating an athlete or a competition team can be inserted and removed are provided vertically, and on the right side thereof, there is a right to serve. Serve right display section showing acquisition
23a, 23b are provided in pairs to correspond to each other, and further on the left side of the main body 20, corresponding to each name holder 22a, 22b,
Set point display section 21c for displaying set points
.. are provided as a pair vertically and on the right side of the main body 20, a play point display portion 21a for displaying the score obtained during the play and a game point display portion 21b are provided vertically as a pair.

The score display unit 21 is configured by combining the play point display unit 21a, the game point display unit 21b, and the set point display unit 21c, and the score display of each of the display units 21a to 21c is a plurality of display segments. Magnetic reversal element 20
It is done by the selective control of a ...

FIG. 4a shows the basic principle of the magnetic reversal element used for the score display of the score display section 21, in which a shaft 201 is provided at the center of the thin plate 200 constituting the display segment, and one of the thin plates 200 is provided. The permanent magnet 204 is attached to the side end of the sheet, and the portion of the thin plate 200 located behind the permanent magnet is
One pole end of a U-shaped yoke 202 around which a coil 203 is wound is installed, and the front surface of the thin plate 200 is painted white and the back surface is painted black.

Explaining the operation principle, when the coil 203 is not energized, the thin plate 200 shows a white surface as shown in the figure, but when a pulse is applied to the coil 203, it faces the permanent magnet 204 of the yoke 202. The permanent magnet 204
Since a magnetic pole that repels is generated, the thin plate 200 receives the repulsive force and inverts in the (α) direction about the shaft 201, and a black back surface appears, but in this state, a pulse is again applied to the coil 203. When energized, the thin plate 200 is inverted in the (β) direction to reveal a white-painted surface.

Therefore, by dividing the display character displayed on the display unit into a plurality of display segments formed by the magnetic reversal element and reversing the display segment to white or black by the method described above, an arbitrary number can be obtained. It is what is done.

In the structure using such a magnetic reversal element, the operation for display is driven by the instantaneous pulse voltage (about 0.5 seconds), and the electric power for maintaining the display is unnecessary, so that the energy saving can be achieved.

Moreover, since the structure is simple with little mechanical friction, the life of the number of reversals is extremely long.

Further, since the display is performed by reflection of the sun rays or the reflection of the lighting equipment, the brighter the surroundings, the easier it is to see, there is no glare, and unlike the lamp, there is no danger of running out of the bulb.

FIG. 5, FIG. 5a, and FIG. 5b show specific examples of the remote control panel.

The remote control panel 3 is, as shown in FIGS. 5 and 5a,
The side surface 30 is trapezoidal, and the tilted panel is provided on the upper surface of the box-shaped main body 30 having the support legs on the bottom, and the monitor display section 31 and the display operation switch group 32 are vertically arranged on the tilted panel. The multi-signal line 1 is pulled out from the back of the, and the select switch 33 for designating the display board 2 is further provided on the back.
And a test switch 34 for confirming the operation of the display section.

The test switch 34 is for inverting the magnetic reversal elements constituting the display segment all at once to check the operation of the abnormality.

FIG. 5b shows the monitor display section 31 and the operation switch group 32 provided on the inclined panel.

At the upper center of the tilted panel, the score display section of the display panel 2
A monitor display section 31 corresponding to 21 is provided, and below that,
An operation switch group 32 is provided, and further, name display portions 32a and 32b are provided on the left side of the monitor display portion 31, a competition event selection switch 305 for switching between soft and hard competitions on the right side, and a tie break is operated. Tie break setting switch 30
6 is provided.

Next, to explain each part, the monitor display part 31 confirms the display of the score display part displayed on the display board 2,
A pair of play point display section 31a, game point display section 31b, serve right display sections 33a, 33b, and set point display section 31c for displaying the score acquired during the play by the athlete are provided. , Both are composed of LEDs. In this embodiment, all the various displays displayed on the display panel 2 can be confirmed on the monitor section 31 of the operation panel 3.

On the other hand, the operation switch group 32 is further divided into a point operation switch group 301, a game point operation switch group 302, a set point operation switch group 303, a serve right display changeover operation switch 304, and a power switch 305.

Then, the point operation switch group 301 has a play point display section when a player who is playing gets a score.
Addition switches 301a and 301b for changing the score display of 31a are provided corresponding to each athlete, and a clear switch 301d for returning all the display of the display section 31a to "0",
A reverse switch 301c is provided to restore the display before the operation when the addition switches 301a and 301b are operated incorrectly. Note that the reverse switch 301c is adapted to sequentially return the display on the display unit 31a to the display before the operation each time the reverse switch 301c is pressed.

Addition switch 301 provided for each athlete
When you operate a, 301b, the play point display section 31a
Hard play shows 0,15,30,40, and soft play shows 0,1,2,3,4.

In addition, in the game point operation switch group 302, when the player who is playing acquires game points, an addition switch 302a for adding the score of the game point display section 31b, all the display of the game point display section 31b Clear switch 302b, addition switch for returning to 0 "
When there is an error in the operation of 302a, one reverse switch 302c is provided for returning to the display before the operation. The reverse switch 302c, like the play point display section 31a, returns the display on the display section 31b to the display before the operation each time the push switch is pressed.

Further, in the set point operation switch group 303, set operation switches 303a to 303d for displaying set points SET1 to SET4 of each set are provided corresponding to each set, and all the display of the set point display section 31c is "0". A clear switch 303e for clearing is provided. When there is an error in the operation of the set switches 303a to 303d, the reverse switch 303f for returning to the display before the operation is similar to that of the play point display section 301c, and when it is operated, the display of the display section 31c is sequentially displayed. The display before the operation is restored.

When the player operates the predetermined set switches 303a to 303d when the game is acquired, the game point display section 31b
The data displayed on the screen is transferred to the operated set point display unit 31c and displayed.

A power-on switch 305 is provided below the name display portions 32a and 32b to turn on the lighting fixtures inside the display panel 2 and turn on / off the power of the operation panel 3.

In addition, the display panel select switch provided on the back of the operation panel 3
33 (see FIG. 5a) is used to set the address of the display panel 3, and ON / OFF switches 33a to 33d are provided according to the court numbers No. 1 to No. 4 on which the display panel 3 is placed. , The switches 33a to 33d corresponding to the coat numbers No. 1 to No. 4 are turned on to specify the display panel 2, and a plurality of display panels 2 can be simultaneously selected.

The address setting switch may be a dip switch or the like in addition to the toggle switch described above.

FIGS. 6, 7, and 8 show a transmission unit,
It is a block diagram which shows the basic composition of the internal circuit of a display panel and an operation panel.

The transmission unit 1 includes a power supply circuit 1A for supplying power supplied from the outside to an internal circuit, and a multiple signal transmission / reception circuit.
1B and a signal processing circuit 1C are provided, and the display panel 2 includes a similar power supply circuit 2A, a multiple signal transmitting / receiving circuit 2B, a signal processing circuit 2C,
Display drive circuit 2D for driving the score display, etc.
A display device 2E for reversing the magnetic reversal element to perform display is provided, and an address setting circuit 2F is provided for setting an address used for multiplex transmission. In addition, the operation panel 3 includes a power supply circuit 3A, a multiplex signal transmission / reception circuit 3B, a signal processing circuit 3C, a data input circuit 3D including various operation switch groups, and a monitor display circuit 3E, and multiplex transmission is performed similarly to the display panel 2. An address setting circuit 3F is provided to set an address used for the.

Next, operate the operation switch group 32 of the remote control panel 3,
An operation procedure for displaying on the display panel 2 will be described.

When the power switch 305 is turned “ON”, the serve right indicating lamp 33a of the A group (upper side) is simultaneously turned on, and the indicator lamp is turned on by pressing the serve right changeover switch 304a at 33a.
And 33b are switched on alternately.

When one of the competitors obtains points, the addition switch 301a or 301b provided corresponding to the competitor is operated.

If the competition item selection switch 305 is set to "hard" on the play point display section 31a, 0.15.30.40
If is set to “soft”, 0.1.2.3.4 is displayed.

If you make a mistake in inputting the play point, you can operate the reverse switch 301c to display the play point 31a
Returns to the previous display state where points are added,
When the point clear switch 301d is operated, the point display 31a is all set to "0" and cleared.

When any player acquires the game, if the addition switch 302a is operated, one point is automatically added and displayed on the game point display section 31b on the side of the player who has acquired the game. When you make a mistake,
If the reverse switch 302c is operated, the display state immediately before the addition is returned.

In addition, when one of the athletes obtains the game, at the time of obtaining the game, the predetermined set "SET1" to "SE
When the set switch 303a to 303d of `` T4 '' is pressed, the data displayed on the game point display section 31b is transferred and displayed on the pressed SET display section 31c of the set switch 303a to 303d,
The display of the game point display section 31b becomes "0",
When the transfer of the data of the game point display unit 31b to the predetermined set is missed, the reverse switch 303f is operated to return to the display one before the transfer. When the set clear switch 303e is operated, all the game point displays of "SET1" to "SET4" are cleared to blank "0".

When one set is completed, the set switches 303a to 303d provided corresponding to the set are operated to transfer the result of the set to the display section 31c of "SET1" to "SET4" on the left side of the display panel, When this data transfer is completed, the display of the game point display unit 31b becomes blank.

When an operation error is made, the reverse switch 303f of the set operation switch group 303 is pressed to return to the display (blank display) before the transfer. Here, the operation panel 3 of the embodiment
Then, when the play point acquired by the athlete reaches the game point acquisition value, the play point display section 31
By blinking the number (point) of b, it is urged to operate the game addition switch 302a, and when one game addition switch 302a is operated, which player display point should be added Is determined by comparing the size of the acquired play points, and the addition switch
When 302a is operated, one point can be automatically added and displayed on the game point display section 31b corresponding to the player having the larger acquired points.

However, in addition to such a configuration, for example, when the score of any player reaches the game point acquisition value,
The color of the numbers on the player's play point display section 31a may be changed, or another lamp may be added to the player's play point display section 31a, and the lamp may be lit or blinked. A means for urging the addition of game points may be added by, for example, sounding a buzzer.

Further, in such a case, if the play point display section 21a of the display board 2 is also configured to change the display mode at the same time,
It is convenient for the audience to easily see the situation.

Furthermore, when the player's play points in the game are deuceed, the above game point addition switch 301
Even if a or 301b is operated, it is more desirable from the standpoint of preventing erroneous operation if it has a function of prohibiting addition of game points.

In normal tennis play, in order to win one game, you have to get at least 4 points ahead of your opponent by 4 points, but if both groups get 3 points each, it will be a “deuce”. The control is performed in the following procedure.

For example, when it becomes 40 to 40, the deuce display is automatically displayed after 2 seconds. And after deuce, one of the competitors,
For example, if the group A first gains one point, that group becomes an advantage, for example, "A" is displayed on the point display portion 31a of the group A and blank is displayed on the group B.

Furthermore, if Group B gets 1 point next, Deuce.
Becomes again and is in the same state as Deuce. (There is no limit to the number of times to repeat a deuce.) After that, when Group A gains 1 point next, it becomes an advantage of that group, and “A” is displayed in the point display area 31b of Group A, and Group A continues. When you get points,
When the point addition switch 301a on the A side is pressed, the operation panel 3
The point number displayed on the play point display of the flashes, and at this point the game point addition switch
When 302a is operated, 1 point is added to the game point display section 31b, and at the same time, the play point display section 31a becomes "blank".

If you want to use the tie break system to shorten the match time, press the "tie break" switch 306.
To "ON".

Then, in this case, the match count of the athlete is "6-
If 6 or 8-8, the next game is played with 12 points, with a 2 point difference to get 7 points in advance, or a group consisting of 2 consecutive points from 6-6 is the game and set. It is possible to display up to 99 points with this display system.

After the tie break, tie break switch 306
Set to "OFF" before entering the next set.

[Effects of the Invention] According to the present invention, a score display system for a tennis competition can be obtained in which the hard and soft score displays can be easily set by operating the competition item selection switch and the structure is simple.

Further, since it is configured by the multiplex transmission system, display control can be performed from any operation panel to any display panel by setting an address on the display panel.

Furthermore, even if you are playing hard or soft, you can change the display by converting the hard and soft points automatically by operating the competition item selection switch. Even if it has happened, it can be corrected immediately, so it is practically useful and extremely convenient.

[Brief description of drawings]

FIG. 1 is a block diagram showing a schematic configuration of an operation panel which is a main part of the system of the present invention, FIG. 2 is an explanatory diagram of a competition item changing function, and FIG. 3 is a display system configured by utilizing a multiplex transmission system. Fig. 3a is an example diagram of a multiplex transmission format, Fig. 4 is an external view of a display panel, Fig. 4a is an explanatory view of the principle of a magnetic reversal element constituting a display segment, and Fig. 5 is a control panel. Side view, Fig. 5a is a rear view, Fig. 5b is a detailed view of a tilted panel, and Figs. 6, 7, and 8 are basic transmission circuits, a display panel, and an internal circuit of an operation panel, respectively. The block diagram which showed the structure is shown. [Explanation of symbols] B …… Point data reading means B …… Competition item selection switch C …… Display operation switch D …… Point data memory E …… Monitor display

Front page continuation (72) Takafumi Fujita, 27, Nishi-Shichijo-Hachiman-cho, Shimogyo-ku, Kyoto-shi, Kyoto Prefecture Kuroi Electric Co., Ltd. In-house (72) Inventor Fumio Sudo 27 Nishi-Nishijo-Hachiman-cho, Shimogyo-ku, Kyoto City, Kyoto Prefecture Kuroi Electric Co., Ltd. (56) References: 62-200369

Claims (1)

[Claims] 1. A tennis competition score display panel having a score display section for displaying the competition score acquired by the athlete, and a display section required for other tennis competitions, a multiplex transmission control unit, and this multiplex transmission control. The remote control panel is connected to the unit and the display panel via multiple signal lines, and is combined with a remote control panel having a group of operation switches necessary for remotely displaying the display panel. At least a display operation switch for displaying on the score display section of the above display panel, an event selection switch for setting an event for either a hard or soft tennis game, and points for storing the athlete's game score as point data The data memory and the point data stored in this point data memory are used for the tennis competition selected by the above item selection switch. Point data read conversion means for converting and reading the data according to the skill item, and a monitor display section for displaying the point data read by the point data read conversion means and to be displayed on the score display section of the display board. When the competition score of the athlete is displayed on the score display section, when the above-mentioned item selection switch is operated,
The point data reading and converting means is configured to convert the point data stored in the point data memory into a competition score according to the selected competition event and change the display on the score display section of the display board. Competition score display system.